/* roulang page: index */
:root {
      --color-ink: #181411;
      --color-text: #342D28;
      --color-muted: #766C63;
      --color-orange: #F2A13A;
      --color-orange-dark: #D98518;
      --color-coral: #E95C4B;
      --color-bg: #FFF8EF;
      --color-sand: #F7EFE3;
      --color-card: #FFFFFF;
      --color-border: #E9DED1;
      --color-soft: #FFF1D8;
      --shadow-sm: 0 10px 28px rgba(80, 54, 30, .08);
      --shadow-md: 0 16px 45px rgba(80, 54, 30, .12);
      --shadow-lg: 0 24px 70px rgba(24, 20, 17, .18);
      --radius-sm: 12px;
      --radius-md: 20px;
      --radius-lg: 30px;
      --radius-xl: 36px;
      --container: 1220px;
      --transition: 220ms ease-out;
      --header-height: 76px;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      min-width: 320px;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 12% 6%, rgba(242, 161, 58, .16), transparent 30%),
        radial-gradient(circle at 86% 18%, rgba(233, 92, 75, .09), transparent 26%),
        var(--color-bg);
      line-height: 1.75;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), border-color var(--transition), transform var(--transition), background var(--transition);
    }

    img {
      max-width: 100%;
      display: block;
    }

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
      border: 0;
      background: transparent;
    }

    input {
      width: 100%;
      border: 1px solid var(--color-border);
      outline: none;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(242, 161, 58, .55);
      outline-offset: 4px;
      border-radius: 12px;
    }

    ::selection {
      color: var(--color-ink);
      background: rgba(242, 161, 58, .42);
    }

    .container {
      width: min(100% - 48px, var(--container));
      margin: 0 auto;
    }

    .section {
      padding: 86px 0;
    }

    .section.compact {
      padding: 64px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border: 1px solid rgba(242, 161, 58, .36);
      border-radius: 999px;
      color: #6F4311;
      background: rgba(242, 161, 58, .13);
      font-size: 14px;
      font-weight: 700;
      line-height: 1.2;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-orange);
      box-shadow: 0 0 0 5px rgba(242, 161, 58, .18);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 13px 22px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid transparent;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      color: var(--color-ink);
      background: linear-gradient(135deg, #FFC66A 0%, var(--color-orange) 62%, #EB8D28 100%);
      box-shadow: 0 12px 26px rgba(242, 161, 58, .28);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: linear-gradient(135deg, #FFD27F 0%, #F1A33E 55%, var(--color-orange-dark) 100%);
      box-shadow: 0 18px 34px rgba(242, 161, 58, .34);
    }

    .btn-primary:active,
    .btn-secondary:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .btn-secondary {
      color: var(--color-ink);
      background: rgba(255, 248, 239, .9);
      border-color: rgba(233, 222, 209, .9);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(242, 161, 58, .75);
      box-shadow: var(--shadow-sm);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      gap: 6px;
      padding: 6px 10px;
      border-radius: 999px;
      color: #60350B;
      background: #FFF0D4;
      font-size: 13px;
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid rgba(242, 161, 58, .25);
    }

    .badge.coral {
      color: #72241B;
      background: #FFE8E2;
      border-color: rgba(233, 92, 75, .24);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      height: var(--header-height);
      background: rgba(255, 248, 239, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(233, 222, 209, .72);
      transition: box-shadow var(--transition), background var(--transition);
    }

    .site-header.is-scrolled {
      background: rgba(255, 248, 239, .96);
      box-shadow: 0 10px 30px rgba(80, 54, 30, .08);
    }

    .nav-wrap {
      height: var(--header-height);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: max-content;
      font-weight: 900;
      color: var(--color-ink);
      letter-spacing: -.02em;
    }

    .brand-mark {
      position: relative;
      width: 42px;
      height: 42px;
      border-radius: 16px;
      background: var(--color-ink);
      box-shadow: inset 0 -10px 20px rgba(242, 161, 58, .16), 0 12px 24px rgba(24, 20, 17, .16);
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      left: 16px;
      top: 12px;
      border-left: 13px solid var(--color-orange);
      border-top: 8px solid transparent;
      border-bottom: 8px solid transparent;
      filter: drop-shadow(0 4px 10px rgba(242, 161, 58, .35));
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      gap: 1px;
      line-height: 1.1;
    }

    .brand-text strong {
      font-size: 17px;
    }

    .brand-text span {
      color: var(--color-muted);
      font-size: 12px;
      font-weight: 700;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      padding: 6px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .52);
      border: 1px solid rgba(233, 222, 209, .7);
    }

    .desktop-nav a,
    .mobile-panel a {
      position: relative;
      padding: 10px 14px;
      color: var(--color-text);
      font-size: 15px;
      font-weight: 800;
      border-radius: 999px;
    }

    .desktop-nav a::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 6px;
      height: 2px;
      border-radius: 999px;
      background: var(--color-orange);
      opacity: 0;
      transform: scaleX(.3);
      transition: opacity var(--transition), transform var(--transition);
    }

    .desktop-nav a:hover,
    .desktop-nav a.active,
    .mobile-panel a:hover,
    .mobile-panel a.active {
      color: var(--color-orange-dark);
    }

    .desktop-nav a:hover::after,
    .desktop-nav a.active::after {
      opacity: 1;
      transform: scaleX(1);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--color-border);
      background: #fff;
      color: var(--color-ink);
    }

    .menu-toggle span {
      display: block;
      width: 18px;
      height: 2px;
      margin: 4px auto;
      border-radius: 999px;
      background: currentColor;
      transition: transform var(--transition), opacity var(--transition);
    }

    .menu-toggle.is-open span:nth-child(1) {
      transform: translateY(6px) rotate(45deg);
    }

    .menu-toggle.is-open span:nth-child(2) {
      opacity: 0;
    }

    .menu-toggle.is-open span:nth-child(3) {
      transform: translateY(-6px) rotate(-45deg);
    }

    .mobile-panel {
      display: none;
      position: fixed;
      left: 24px;
      right: 24px;
      top: calc(var(--header-height) + 12px);
      z-index: 55;
      padding: 18px;
      border: 1px solid var(--color-border);
      border-radius: 24px;
      background: rgba(255, 255, 255, .96);
      box-shadow: var(--shadow-md);
    }

    .mobile-panel.is-open {
      display: block;
      animation: panelIn 180ms ease-out;
    }

    .mobile-panel nav {
      display: grid;
      gap: 8px;
    }

    .mobile-panel .btn {
      width: 100%;
      margin-top: 12px;
    }

    @keyframes panelIn {
      from {
        opacity: 0;
        transform: translateY(-8px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .hero {
      padding: 48px 0 40px;
    }

    .hero-shell {
      position: relative;
      overflow: hidden;
      min-height: 650px;
      border-radius: var(--radius-xl);
      color: #FFF8EF;
      background:
        linear-gradient(90deg, rgba(24, 20, 17, .95), rgba(24, 20, 17, .72) 48%, rgba(24, 20, 17, .92)),
        url("/assets/images/backpic/back-1.jpg") center/cover no-repeat;
      box-shadow: var(--shadow-lg);
      isolation: isolate;
    }

    .hero-shell::before,
    .hero-shell::after {
      content: "";
      position: absolute;
      border-radius: 50%;
      z-index: -1;
      pointer-events: none;
    }

    .hero-shell::before {
      width: 430px;
      height: 430px;
      right: -120px;
      top: -130px;
      background: radial-gradient(circle, rgba(242, 161, 58, .38), transparent 65%);
    }

    .hero-shell::after {
      width: 320px;
      height: 320px;
      left: 44%;
      bottom: -160px;
      background: radial-gradient(circle, rgba(233, 92, 75, .22), transparent 68%);
    }

    .hero-inner {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(360px, .96fr);
      gap: 42px;
      align-items: center;
      min-height: 650px;
      padding: 64px;
    }

    .hero-content {
      max-width: 650px;
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 13px;
      border-radius: 999px;
      color: #FFE0A1;
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .16);
      font-size: 14px;
      font-weight: 800;
      backdrop-filter: blur(10px);
    }

    .hero-kicker i {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--color-orange);
      box-shadow: 0 0 0 6px rgba(242, 161, 58, .16);
    }

    h1 {
      margin-top: 22px;
      color: #FFF8EF;
      font-size: clamp(34px, 4.3vw, 56px);
      line-height: 1.12;
      letter-spacing: -.045em;
      font-weight: 900;
    }

    .hero-lead {
      max-width: 590px;
      margin-top: 22px;
      color: rgba(255, 248, 239, .82);
      font-size: 18px;
      line-height: 1.85;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 32px;
    }

    .hero .btn-secondary {
      color: #FFF8EF;
      background: rgba(255, 255, 255, .10);
      border-color: rgba(255, 255, 255, .22);
    }

    .hero .btn-secondary:hover {
      border-color: rgba(242, 161, 58, .82);
      background: rgba(255, 255, 255, .14);
    }

    .trust-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 28px;
    }

    .trust-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 12px;
      border-radius: 999px;
      color: rgba(255, 248, 239, .86);
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .13);
      font-size: 14px;
      font-weight: 700;
    }

    .trust-pill::before {
      content: "✓";
      display: grid;
      place-items: center;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      color: var(--color-ink);
      background: var(--color-orange);
      font-size: 12px;
      font-weight: 900;
    }

    .hero-visual {
      position: relative;
      min-height: 470px;
    }

    .player-board {
      position: absolute;
      inset: 24px 0 auto 24px;
      overflow: hidden;
      border-radius: 30px;
      background: rgba(255, 248, 239, .94);
      color: var(--color-text);
      border: 1px solid rgba(255, 255, 255, .36);
      box-shadow: 0 28px 70px rgba(0, 0, 0, .22);
    }

    .player-cover {
      position: relative;
      height: 218px;
      overflow: hidden;
      background: #241D18;
    }

    .player-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: saturate(.88) contrast(.96);
      opacity: .82;
    }

    .player-cover::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(24, 20, 17, .12), rgba(24, 20, 17, .78));
    }

    .play-circle {
      position: absolute;
      left: 28px;
      bottom: 24px;
      z-index: 2;
      width: 58px;
      height: 58px;
      border-radius: 50%;
      background: rgba(242, 161, 58, .96);
      box-shadow: 0 16px 34px rgba(0, 0, 0, .24);
    }

    .play-circle::before {
      content: "";
      position: absolute;
      left: 23px;
      top: 18px;
      border-left: 16px solid var(--color-ink);
      border-top: 10px solid transparent;
      border-bottom: 10px solid transparent;
    }

    .status-chip {
      position: absolute;
      right: 22px;
      top: 20px;
      z-index: 2;
      padding: 7px 12px;
      border-radius: 999px;
      color: #FFF8EF;
      background: rgba(233, 92, 75, .92);
      font-size: 13px;
      font-weight: 900;
    }

    .board-body {
      padding: 22px;
    }

    .board-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 18px;
    }

    .board-title strong {
      color: var(--color-ink);
      font-size: 20px;
      line-height: 1.3;
    }

    .progress-line {
      height: 9px;
      border-radius: 999px;
      background: #EFE3D4;
      overflow: hidden;
    }

    .progress-line span {
      display: block;
      width: 68%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--color-orange), var(--color-coral));
    }

    .mini-list {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .mini-item {
      display: grid;
      grid-template-columns: 40px 1fr auto;
      align-items: center;
      gap: 12px;
      padding: 11px;
      border-radius: 16px;
      background: #FFF8EF;
      border: 1px solid #EFE3D4;
    }

    .mini-thumb {
      width: 40px;
      height: 40px;
      border-radius: 13px;
      background: linear-gradient(135deg, rgba(242, 161, 58, .24), rgba(233, 92, 75, .18));
      position: relative;
    }

    .mini-thumb::after {
      content: "";
      position: absolute;
      left: 15px;
      top: 12px;
      border-left: 10px solid var(--color-orange-dark);
      border-top: 7px solid transparent;
      border-bottom: 7px solid transparent;
    }

    .mini-item b {
      display: block;
      color: var(--color-ink);
      font-size: 14px;
      line-height: 1.35;
    }

    .mini-item small {
      color: var(--color-muted);
      font-size: 12px;
    }

    .floating-note {
      position: absolute;
      right: 8px;
      bottom: 18px;
      width: 210px;
      padding: 18px;
      border-radius: 24px;
      color: #FFF8EF;
      background: rgba(24, 20, 17, .86);
      border: 1px solid rgba(255, 255, 255, .13);
      box-shadow: 0 22px 46px rgba(0, 0, 0, .22);
      backdrop-filter: blur(12px);
    }

    .floating-note strong {
      display: block;
      margin-bottom: 5px;
      color: #FFE1A6;
      font-size: 16px;
    }

    .floating-note p {
      color: rgba(255, 248, 239, .78);
      font-size: 13px;
      line-height: 1.7;
    }

    .guide-strip {
      margin-top: -8px;
      position: relative;
      z-index: 3;
    }

    .guide-card {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
      padding: 16px;
      border-radius: 28px;
      background: rgba(255, 255, 255, .82);
      border: 1px solid rgba(233, 222, 209, .84);
      box-shadow: var(--shadow-sm);
      backdrop-filter: blur(14px);
    }

    .guide-item {
      display: flex;
      align-items: flex-start;
      gap: 13px;
      padding: 16px;
      border-radius: 22px;
      transition: background var(--transition), transform var(--transition);
    }

    .guide-item:hover {
      transform: translateY(-3px);
      background: var(--color-sand);
    }

    .guide-icon {
      flex: 0 0 42px;
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      color: var(--color-ink);
      background: linear-gradient(135deg, rgba(242, 161, 58, .95), rgba(242, 161, 58, .55));
      font-weight: 900;
    }

    .guide-item h2,
    .guide-item h3 {
      color: var(--color-ink);
      font-size: 16px;
      line-height: 1.35;
      margin-bottom: 4px;
    }

    .guide-item p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 34px;
    }

    .section-title {
      max-width: 760px;
    }

    .section-title h2 {
      margin-top: 12px;
      color: var(--color-ink);
      font-size: clamp(30px, 3.2vw, 40px);
      line-height: 1.22;
      letter-spacing: -.035em;
      font-weight: 900;
    }

    .section-title p {
      margin-top: 14px;
      color: var(--color-muted);
      font-size: 17px;
      max-width: 720px;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-ink);
      font-weight: 900;
      border-bottom: 2px solid rgba(242, 161, 58, .45);
    }

    .text-link:hover {
      color: var(--color-orange-dark);
      border-color: var(--color-orange);
      transform: translateX(2px);
    }

    .advantage-layout {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 34px;
      align-items: start;
    }

    .advantage-panel {
      position: sticky;
      top: 104px;
      padding: 32px;
      border-radius: 30px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
    }

    .advantage-panel h2 {
      margin-top: 14px;
      color: var(--color-ink);
      font-size: clamp(30px, 3vw, 38px);
      line-height: 1.22;
      letter-spacing: -.03em;
    }

    .advantage-panel p {
      margin-top: 16px;
      color: var(--color-muted);
      font-size: 17px;
    }

    .signal-list {
      display: grid;
      gap: 12px;
      margin-top: 24px;
    }

    .signal-list li {
      list-style: none;
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--color-text);
      font-weight: 700;
    }

    .signal-list li::before {
      content: "";
      width: 9px;
      height: 9px;
      flex: 0 0 9px;
      margin-top: 10px;
      border-radius: 50%;
      background: var(--color-orange);
      box-shadow: 0 0 0 5px rgba(242, 161, 58, .16);
    }

    .advantage-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .feature-card {
      position: relative;
      min-height: 226px;
      padding: 24px;
      border-radius: 24px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      overflow: hidden;
    }

    .feature-card:nth-child(2),
    .feature-card:nth-child(4) {
      transform: translateY(28px);
    }

    .feature-card::after {
      content: "";
      position: absolute;
      right: -42px;
      bottom: -46px;
      width: 150px;
      height: 150px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(242, 161, 58, .16), transparent 68%);
      pointer-events: none;
    }

    .feature-card:hover {
      transform: translateY(-4px);
      border-color: rgba(242, 161, 58, .45);
      box-shadow: var(--shadow-md);
    }

    .feature-card:nth-child(2):hover,
    .feature-card:nth-child(4):hover {
      transform: translateY(20px);
    }

    .feature-index {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 32px;
      border-radius: 999px;
      color: var(--color-ink);
      background: #FFE6B7;
      font-weight: 900;
      font-size: 14px;
    }

    .feature-card h3 {
      margin-top: 18px;
      color: var(--color-ink);
      font-size: 22px;
      line-height: 1.35;
    }

    .feature-card p {
      margin-top: 10px;
      color: var(--color-muted);
      font-size: 15.5px;
    }

    .experience {
      background: linear-gradient(180deg, transparent 0%, rgba(247, 239, 227, .62) 36%, transparent 100%);
    }

    .experience-box {
      display: grid;
      grid-template-columns: .96fr 1.04fr;
      gap: 42px;
      align-items: center;
      padding: 36px;
      border-radius: var(--radius-xl);
      background: var(--color-ink);
      color: #FFF8EF;
      box-shadow: var(--shadow-lg);
      overflow: hidden;
      position: relative;
    }

    .experience-box::before {
      content: "";
      position: absolute;
      width: 360px;
      height: 360px;
      right: -120px;
      top: -120px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(242, 161, 58, .25), transparent 68%);
    }

    .experience-media {
      position: relative;
      overflow: hidden;
      min-height: 420px;
      border-radius: 30px;
      background: #2B211B;
      border: 1px solid rgba(255, 255, 255, .13);
    }

    .experience-media img {
      width: 100%;
      height: 420px;
      object-fit: cover;
      opacity: .78;
      filter: saturate(.82);
    }

    .experience-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(24, 20, 17, .14), rgba(24, 20, 17, .72));
    }

    .media-caption {
      position: absolute;
      left: 24px;
      right: 24px;
      bottom: 24px;
      z-index: 2;
      padding: 20px;
      border-radius: 22px;
      background: rgba(255, 248, 239, .12);
      border: 1px solid rgba(255, 255, 255, .16);
      backdrop-filter: blur(12px);
    }

    .media-caption strong {
      display: block;
      font-size: 19px;
      color: #FFE1A6;
    }

    .media-caption p {
      margin-top: 6px;
      color: rgba(255, 248, 239, .78);
      font-size: 14px;
    }

    .steps {
      position: relative;
      z-index: 2;
      padding: 8px 0;
    }

    .steps h2 {
      margin-top: 14px;
      color: #FFF8EF;
      font-size: clamp(30px, 3vw, 40px);
      line-height: 1.22;
      letter-spacing: -.03em;
    }

    .steps > p {
      margin-top: 14px;
      color: rgba(255, 248, 239, .75);
      font-size: 17px;
    }

    .step-list {
      display: grid;
      gap: 18px;
      margin-top: 28px;
      position: relative;
    }

    .step-item {
      display: grid;
      grid-template-columns: 48px 1fr;
      gap: 16px;
      padding: 18px;
      border-radius: 22px;
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .12);
    }

    .step-num {
      display: grid;
      place-items: center;
      width: 48px;
      height: 48px;
      border-radius: 17px;
      color: var(--color-ink);
      background: var(--color-orange);
      font-weight: 900;
    }

    .step-item h3 {
      color: #FFF8EF;
      font-size: 20px;
      line-height: 1.35;
    }

    .step-item p {
      margin-top: 6px;
      color: rgba(255, 248, 239, .72);
      font-size: 15px;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
    }

    .proof-card {
      padding: 28px;
      border-radius: 28px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
    }

    .proof-card.highlight {
      background: linear-gradient(135deg, #FFFFFF 0%, #FFF0D6 100%);
    }

    .proof-card h3 {
      color: var(--color-ink);
      font-size: 24px;
      line-height: 1.3;
    }

    .proof-card p {
      margin-top: 12px;
      color: var(--color-muted);
    }

    .proof-points {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 22px;
    }

    .proof-point {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(233, 222, 209, .75);
    }

    .proof-point strong {
      display: block;
      color: var(--color-coral);
      font-size: 24px;
      line-height: 1.1;
    }

    .proof-point span {
      display: block;
      margin-top: 8px;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.45;
    }

    .note-list {
      display: grid;
      gap: 14px;
      margin-top: 18px;
    }

    .note-list li {
      list-style: none;
      padding-left: 28px;
      position: relative;
      color: var(--color-text);
      font-weight: 700;
    }

    .note-list li::before {
      content: "•";
      position: absolute;
      left: 8px;
      top: 0;
      color: var(--color-orange-dark);
      font-size: 22px;
      line-height: 1.4;
    }

    .updates {
      background: var(--color-sand);
      border-top: 1px solid rgba(233, 222, 209, .64);
      border-bottom: 1px solid rgba(233, 222, 209, .64);
    }

    .updates-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
      gap: 22px;
      align-items: stretch;
    }

    .post-card {
      position: relative;
      overflow: hidden;
      border-radius: 26px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .post-card:hover {
      transform: translateY(-4px);
      border-color: rgba(242, 161, 58, .45);
      box-shadow: var(--shadow-md);
    }

    .post-cover {
      overflow: hidden;
      background: #2C231E;
    }

    .post-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition), filter var(--transition);
    }

    .post-card:hover .post-cover img {
      transform: scale(1.035);
      filter: saturate(1.06);
    }

    .post-main .post-cover {
      height: 285px;
    }

    .post-main .post-body {
      padding: 26px;
    }

    .post-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      margin-bottom: 12px;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .post-title {
      color: var(--color-ink);
      font-size: 24px;
      line-height: 1.35;
      font-weight: 900;
      transition: color var(--transition);
      display: -webkit-box;
      overflow: hidden;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
    }

    .post-card:hover .post-title {
      color: var(--color-orange-dark);
    }

    .post-desc {
      margin-top: 12px;
      color: var(--color-muted);
      font-size: 15.5px;
      display: -webkit-box;
      overflow: hidden;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
    }

    .post-more {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-top: 18px;
      color: var(--color-ink);
      font-size: 15px;
      font-weight: 900;
      border-bottom: 2px solid rgba(242, 161, 58, .48);
    }

    .post-card:hover .post-more {
      color: var(--color-orange-dark);
      border-color: var(--color-orange);
    }

    .post-list {
      display: grid;
      gap: 16px;
    }

    .post-list .post-card {
      display: grid;
      grid-template-columns: 142px 1fr;
      min-height: 166px;
    }

    .post-list .post-cover {
      height: 100%;
      min-height: 166px;
    }

    .post-list .post-body {
      padding: 20px;
    }

    .post-list .post-title {
      font-size: 18px;
    }

    .post-list .post-desc {
      margin-top: 8px;
      font-size: 14.5px;
      -webkit-line-clamp: 2;
    }

    .empty-state {
      grid-column: 1 / -1;
      min-height: 230px;
      display: grid;
      place-items: center;
      padding: 34px;
      border: 2px dashed rgba(242, 161, 58, .42);
      border-radius: 28px;
      background: rgba(255, 255, 255, .62);
      text-align: center;
      color: var(--color-muted);
      font-weight: 800;
    }

    .empty-state .empty-icon {
      width: 58px;
      height: 58px;
      margin: 0 auto 14px;
      border-radius: 20px;
      display: grid;
      place-items: center;
      color: var(--color-ink);
      background: #FFE6B7;
      font-size: 24px;
    }

    .use-guide {
      position: relative;
    }

    .guide-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .guide-box {
      padding: 26px;
      border-radius: 26px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition);
    }

    .guide-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }

    .guide-box img {
      width: 100%;
      height: 168px;
      object-fit: cover;
      border-radius: 20px;
      margin-bottom: 20px;
    }

    .guide-box h3 {
      color: var(--color-ink);
      font-size: 22px;
      line-height: 1.35;
    }

    .guide-box p {
      margin-top: 10px;
      color: var(--color-muted);
      font-size: 15.5px;
    }

    .subscribe {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
      align-items: center;
      padding: 28px;
      border-radius: 30px;
      background: #FFFFFF;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
    }

    .subscribe h2 {
      color: var(--color-ink);
      font-size: 30px;
      line-height: 1.25;
    }

    .subscribe p {
      margin-top: 8px;
      color: var(--color-muted);
    }

    .search-form {
      display: flex;
      gap: 12px;
      padding: 8px;
      border-radius: 999px;
      background: var(--color-sand);
      border: 1px solid var(--color-border);
    }

    .search-form input {
      min-height: 48px;
      padding: 0 18px;
      border-radius: 999px;
      background: #fff;
      color: var(--color-text);
    }

    .search-form input::placeholder {
      color: #A5968A;
    }

    .search-form input:focus {
      border-color: var(--color-orange);
      box-shadow: 0 0 0 4px rgba(242, 161, 58, .12);
    }

    .faq-list {
      display: grid;
      gap: 14px;
      max-width: 920px;
      margin: 0 auto;
    }

    .faq-item {
      border-radius: 22px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border-color var(--transition), box-shadow var(--transition);
    }

    .faq-item[open] {
      border-color: rgba(242, 161, 58, .5);
      box-shadow: var(--shadow-md);
    }

    .faq-item summary {
      list-style: none;
      position: relative;
      padding: 22px 58px 22px 24px;
      color: var(--color-ink);
      font-size: 18px;
      font-weight: 900;
      cursor: pointer;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      position: absolute;
      right: 22px;
      top: 50%;
      width: 28px;
      height: 28px;
      transform: translateY(-50%);
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: #FFF0D4;
      color: var(--color-ink);
      font-size: 20px;
      line-height: 1;
      transition: transform var(--transition), background var(--transition);
    }

    .faq-item[open] summary::before {
      content: "";
      position: absolute;
      left: 0;
      top: 18px;
      bottom: 18px;
      width: 4px;
      border-radius: 999px;
      background: var(--color-orange);
    }

    .faq-item[open] summary::after {
      content: "−";
      transform: translateY(-50%) rotate(180deg);
      background: var(--color-orange);
    }

    .faq-answer {
      padding: 0 24px 22px;
      color: var(--color-muted);
      font-size: 15.5px;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 28px;
      padding: 42px;
      border-radius: var(--radius-xl);
      color: #FFF8EF;
      background:
        radial-gradient(circle at 88% 0%, rgba(242, 161, 58, .34), transparent 32%),
        linear-gradient(135deg, #181411 0%, #2B211A 70%, #3C2515 100%);
      box-shadow: var(--shadow-lg);
    }

    .cta-panel h2 {
      font-size: clamp(28px, 3vw, 38px);
      line-height: 1.22;
      letter-spacing: -.03em;
    }

    .cta-panel p {
      margin-top: 12px;
      color: rgba(255, 248, 239, .74);
      font-size: 17px;
      max-width: 760px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      padding: 54px 0 28px;
      color: rgba(255, 248, 239, .78);
      background: var(--color-ink);
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 36px;
      align-items: start;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 255, 255, .11);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #FFF8EF;
      font-size: 20px;
      font-weight: 900;
    }

    .footer-brand .brand-mark {
      width: 40px;
      height: 40px;
      box-shadow: inset 0 -10px 20px rgba(242, 161, 58, .16);
      border: 1px solid rgba(255, 255, 255, .1);
    }

    .footer-desc {
      max-width: 620px;
      margin-top: 14px;
      color: rgba(255, 248, 239, .66);
      font-size: 15px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 12px 20px;
      justify-content: flex-end;
    }

    .footer-links a {
      color: rgba(255, 248, 239, .78);
      font-weight: 800;
      border-bottom: 1px solid transparent;
    }

    .footer-links a:hover {
      color: var(--color-orange);
      border-color: rgba(242, 161, 58, .65);
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      padding-top: 24px;
      color: rgba(255, 248, 239, .55);
      font-size: 14px;
    }

    .footer-bottom strong {
      color: rgba(255, 248, 239, .72);
      font-weight: 700;
    }

    @media (max-width: 1100px) {
      .container {
        width: min(100% - 40px, var(--container));
      }

      .hero-inner {
        grid-template-columns: 1fr;
        padding: 46px;
      }

      .hero-shell,
      .hero-inner {
        min-height: auto;
      }

      .hero-visual {
        min-height: 500px;
      }

      .player-board {
        left: 0;
        right: 80px;
      }

      .guide-card {
        grid-template-columns: repeat(2, 1fr);
      }

      .advantage-layout,
      .experience-box,
      .proof-grid,
      .subscribe {
        grid-template-columns: 1fr;
      }

      .advantage-panel {
        position: static;
      }

      .updates-layout {
        grid-template-columns: 1fr;
      }

      .guide-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .cta-panel {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        justify-content: flex-start;
      }
    }

    @media (max-width: 860px) {
      :root {
        --header-height: 70px;
      }

      .desktop-nav,
      .nav-actions .btn {
        display: none;
      }

      .menu-toggle {
        display: inline-block;
      }

      .brand-text strong {
        font-size: 16px;
      }

      .brand-text span {
        display: none;
      }

      .section {
        padding: 62px 0;
      }

      .section.compact {
        padding: 48px 0;
      }

      .hero {
        padding-top: 28px;
      }

      .hero-inner {
        padding: 34px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .hero-visual {
        min-height: 460px;
      }

      .player-board {
        inset: 0 0 auto 0;
      }

      .floating-note {
        right: 16px;
        bottom: 0;
      }

      .section-head {
        display: block;
      }

      .section-head .text-link {
        margin-top: 18px;
      }

      .advantage-grid,
      .guide-grid,
      .proof-points {
        grid-template-columns: 1fr;
      }

      .feature-card:nth-child(2),
      .feature-card:nth-child(4),
      .feature-card:nth-child(2):hover,
      .feature-card:nth-child(4):hover {
        transform: none;
      }

      .post-list .post-card {
        grid-template-columns: 120px 1fr;
      }

      .experience-box {
        padding: 24px;
      }

      .experience-media,
      .experience-media img {
        min-height: 320px;
        height: 320px;
      }

      .footer-top,
      .footer-bottom {
        grid-template-columns: 1fr;
        display: grid;
      }

      .footer-links {
        justify-content: flex-start;
      }
    }

    @media (max-width: 620px) {
      .container {
        width: min(100% - 36px, var(--container));
      }

      .hero-shell {
        border-radius: 28px;
      }

      .hero-inner {
        padding: 28px 22px;
        gap: 28px;
      }

      h1 {
        font-size: 33px;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .trust-row {
        flex-direction: column;
      }

      .hero-visual {
        min-height: 420px;
      }

      .player-cover {
        height: 176px;
      }

      .board-title {
        align-items: flex-start;
        flex-direction: column;
      }

      .mini-item {
        grid-template-columns: 36px 1fr;
      }

      .mini-item .badge {
        grid-column: 2;
      }

      .floating-note {
        position: relative;
        width: auto;
        right: auto;
        bottom: auto;
        margin-top: 350px;
      }

      .guide-card {
        grid-template-columns: 1fr;
        padding: 10px;
      }

      .guide-item {
        padding: 14px;
      }

      .post-list .post-card,
      .post-main {
        grid-template-columns: 1fr;
      }

      .post-list .post-cover {
        min-height: 190px;
        height: 190px;
      }

      .post-main .post-cover {
        height: 210px;
      }

      .search-form {
        flex-direction: column;
        border-radius: 24px;
      }

      .search-form .btn {
        width: 100%;
      }

      .faq-item summary {
        padding: 20px 52px 20px 20px;
        font-size: 16px;
      }

      .cta-panel {
        padding: 28px 22px;
        border-radius: 28px;
      }

      .footer-bottom {
        font-size: 13px;
      }
    }

    @media (max-width: 420px) {
      .brand-mark {
        width: 38px;
        height: 38px;
      }

      .brand-text strong {
        max-width: 168px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .hero-kicker {
        font-size: 13px;
      }

      .hero-visual {
        min-height: 440px;
      }

      .floating-note {
        margin-top: 360px;
      }

      .feature-card,
      .proof-card,
      .guide-box {
        padding: 20px;
      }
    }

/* roulang page: article */
:root {
      --color-ink: #181411;
      --color-text: #342D28;
      --color-muted: #766C63;
      --color-orange: #F2A13A;
      --color-orange-dark: #D98518;
      --color-coral: #E95C4B;
      --color-bg: #FFF8EF;
      --color-sand: #F7EFE3;
      --color-card: #FFFFFF;
      --color-border: #E9DED1;
      --color-soft: #FFF1D8;
      --shadow-sm: 0 10px 28px rgba(80, 54, 30, .08);
      --shadow-md: 0 16px 45px rgba(80, 54, 30, .12);
      --shadow-lg: 0 24px 70px rgba(24, 20, 17, .18);
      --radius-sm: 12px;
      --radius-md: 20px;
      --radius-lg: 30px;
      --radius-xl: 36px;
      --container: 1220px;
      --transition: 220ms ease-out;
      --header-height: 76px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      min-width: 320px;
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 12% 6%, rgba(242, 161, 58, .16), transparent 30%),
        radial-gradient(circle at 86% 18%, rgba(233, 92, 75, .09), transparent 26%),
        var(--color-bg);
      line-height: 1.75;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition), border-color var(--transition), transform var(--transition), background var(--transition), box-shadow var(--transition);
    }

    img {
      max-width: 100%;
      display: block;
    }

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
      border: 0;
      background: transparent;
      padding: 0;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(242, 161, 58, .55);
      outline-offset: 4px;
      border-radius: 12px;
    }

    .container {
      width: min(100% - 48px, var(--container));
      margin: 0 auto;
    }

    .section {
      padding: 82px 0;
    }

    .section.compact {
      padding: 60px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border: 1px solid rgba(242, 161, 58, .36);
      border-radius: 999px;
      color: #6F4311;
      background: rgba(242, 161, 58, .13);
      font-size: 14px;
      font-weight: 700;
      line-height: 1.2;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-orange);
      box-shadow: 0 0 0 5px rgba(242, 161, 58, .18);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 13px 22px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid transparent;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      color: var(--color-ink);
      background: linear-gradient(135deg, #FFC66A 0%, var(--color-orange) 62%, #EB8D28 100%);
      box-shadow: 0 12px 26px rgba(242, 161, 58, .28);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: linear-gradient(135deg, #FFD27F 0%, #F1A33E 55%, var(--color-orange-dark) 100%);
      box-shadow: 0 18px 34px rgba(242, 161, 58, .34);
      color: var(--color-ink);
    }

    .btn-primary:active,
    .btn-secondary:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .btn-secondary {
      color: var(--color-ink);
      background: rgba(255, 248, 239, .9);
      border-color: rgba(233, 222, 209, .9);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(242, 161, 58, .75);
      box-shadow: var(--shadow-sm);
      color: var(--color-ink);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      gap: 6px;
      padding: 6px 10px;
      border-radius: 999px;
      color: #60350B;
      background: #FFF0D4;
      font-size: 13px;
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid rgba(242, 161, 58, .25);
    }

    .badge.coral {
      color: #72241B;
      background: #FFE8E2;
      border-color: rgba(233, 92, 75, .24);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      height: var(--header-height);
      background: rgba(255, 248, 239, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(233, 222, 209, .72);
      transition: box-shadow var(--transition), background var(--transition);
    }

    .site-header.is-scrolled {
      background: rgba(255, 248, 239, .96);
      box-shadow: 0 10px 30px rgba(80, 54, 30, .08);
    }

    .nav-wrap {
      height: var(--header-height);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: max-content;
      font-weight: 900;
      color: var(--color-ink);
      letter-spacing: -.02em;
    }

    .brand:hover {
      color: var(--color-ink);
      transform: translateY(-1px);
    }

    .brand-mark {
      position: relative;
      width: 42px;
      height: 42px;
      flex: 0 0 42px;
      border-radius: 16px;
      background: var(--color-ink);
      box-shadow: inset 0 -10px 20px rgba(242, 161, 58, .16), 0 12px 24px rgba(24, 20, 17, .16);
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      left: 16px;
      top: 12px;
      border-left: 13px solid var(--color-orange);
      border-top: 8px solid transparent;
      border-bottom: 8px solid transparent;
      filter: drop-shadow(0 4px 10px rgba(242, 161, 58, .35));
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      gap: 1px;
      line-height: 1.1;
    }

    .brand-text strong {
      font-size: 17px;
    }

    .brand-text span {
      color: var(--color-muted);
      font-size: 12px;
      font-weight: 700;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      padding: 6px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .58);
      border: 1px solid rgba(233, 222, 209, .72);
    }

    .desktop-nav a {
      position: relative;
      padding: 9px 15px;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 800;
    }

    .desktop-nav a::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 5px;
      width: 0;
      height: 2px;
      border-radius: 999px;
      background: var(--color-orange);
      transform: translateX(-50%);
      transition: width var(--transition);
    }

    .desktop-nav a:hover,
    .desktop-nav a.active {
      color: var(--color-ink);
      background: rgba(242, 161, 58, .12);
    }

    .desktop-nav a:hover::after,
    .desktop-nav a.active::after {
      width: 18px;
    }

    .nav-actions {
      display: inline-flex;
      align-items: center;
      gap: 12px;
    }

    .menu-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: 16px;
      background: #fff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
    }

    .menu-toggle span {
      width: 19px;
      height: 2px;
      border-radius: 99px;
      background: var(--color-ink);
      transition: transform var(--transition), opacity var(--transition);
    }

    .menu-toggle.is-open span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .menu-toggle.is-open span:nth-child(2) {
      opacity: 0;
    }

    .menu-toggle.is-open span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    .mobile-panel {
      display: none;
      position: fixed;
      left: 24px;
      right: 24px;
      top: calc(var(--header-height) + 10px);
      z-index: 70;
      border-radius: 24px;
      background: rgba(255, 255, 255, .96);
      border: 1px solid rgba(233, 222, 209, .9);
      box-shadow: var(--shadow-lg);
      padding: 14px;
      transform: translateY(-10px);
      opacity: 0;
      pointer-events: none;
      transition: opacity var(--transition), transform var(--transition);
    }

    .mobile-panel.is-open {
      opacity: 1;
      transform: translateY(0);
      pointer-events: auto;
    }

    .mobile-panel nav {
      display: grid;
      gap: 8px;
    }

    .mobile-panel a {
      padding: 13px 14px;
      border-radius: 16px;
      color: var(--color-text);
      font-weight: 800;
    }

    .mobile-panel a:hover,
    .mobile-panel a.active {
      background: var(--color-soft);
      color: var(--color-ink);
    }

    .article-hero {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(120deg, rgba(24, 20, 17, .88), rgba(24, 20, 17, .66)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color: #FFF8EF;
      padding: 64px 0 76px;
      border-bottom-left-radius: 34px;
      border-bottom-right-radius: 34px;
    }

    .article-hero::before {
      content: "";
      position: absolute;
      width: 380px;
      height: 380px;
      right: -120px;
      top: -140px;
      border-radius: 50%;
      background: rgba(242, 161, 58, .24);
      filter: blur(12px);
    }

    .article-hero::after {
      content: "";
      position: absolute;
      width: 220px;
      height: 220px;
      left: 8%;
      bottom: -120px;
      border-radius: 50%;
      background: rgba(233, 92, 75, .16);
      filter: blur(10px);
    }

    .article-hero-inner {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 42px;
      align-items: end;
    }

    .breadcrumbs {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
      margin-bottom: 22px;
      color: rgba(255, 248, 239, .74);
      font-size: 14px;
      font-weight: 700;
    }

    .breadcrumbs a {
      color: rgba(255, 248, 239, .8);
      border-bottom: 1px solid transparent;
    }

    .breadcrumbs a:hover {
      color: var(--color-orange);
      border-color: rgba(242, 161, 58, .5);
    }

    .breadcrumbs span {
      color: rgba(255, 248, 239, .55);
    }

    .article-kicker {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      margin-bottom: 18px;
    }

    .article-hero .badge {
      color: #2d1d0a;
      background: rgba(255, 230, 184, .96);
      border-color: rgba(255, 255, 255, .18);
    }

    .article-title {
      margin: 0;
      max-width: 920px;
      color: #fff;
      font-size: clamp(32px, 4vw, 46px);
      line-height: 1.22;
      font-weight: 900;
      letter-spacing: -.035em;
      word-break: break-word;
    }

    .article-summary {
      max-width: 820px;
      margin: 20px 0 0;
      color: rgba(255, 248, 239, .82);
      font-size: 17px;
      line-height: 1.85;
    }

    .article-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
      color: rgba(255, 248, 239, .72);
      font-size: 14px;
      font-weight: 700;
    }

    .article-meta span {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 11px;
      border: 1px solid rgba(255, 248, 239, .16);
      border-radius: 999px;
      background: rgba(255, 255, 255, .08);
      backdrop-filter: blur(10px);
    }

    .article-cover-card {
      padding: 12px;
      border-radius: 28px;
      background: rgba(255, 248, 239, .11);
      border: 1px solid rgba(255, 248, 239, .18);
      box-shadow: 0 22px 60px rgba(0, 0, 0, .22);
      backdrop-filter: blur(12px);
    }

    .article-cover-card img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      border-radius: 22px;
      filter: saturate(.96) contrast(1.02);
    }

    .cover-note {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-top: 12px;
      padding: 0 4px 2px;
      color: rgba(255, 248, 239, .78);
      font-size: 13px;
      font-weight: 800;
    }

    .cover-note i {
      width: 34px;
      height: 8px;
      border-radius: 99px;
      background: linear-gradient(90deg, var(--color-orange), rgba(242, 161, 58, .16));
      display: block;
    }

    .article-shell {
      display: grid;
      grid-template-columns: minmax(0, 780px) minmax(280px, 1fr);
      gap: 36px;
      align-items: start;
      margin-top: -38px;
      position: relative;
      z-index: 5;
    }

    .article-main {
      min-width: 0;
    }

    .article-card {
      background: rgba(255, 255, 255, .94);
      border: 1px solid rgba(233, 222, 209, .86);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow-md);
      padding: 44px;
    }

    .content-not-found {
      display: grid;
      place-items: center;
      min-height: 360px;
      text-align: center;
      border: 1px dashed rgba(242, 161, 58, .52);
      border-radius: 28px;
      background: linear-gradient(180deg, rgba(255, 241, 216, .72), rgba(255, 255, 255, .88));
      padding: 38px 24px;
    }

    .content-not-found h2 {
      margin: 0 0 10px;
      color: var(--color-ink);
      font-size: 28px;
      font-weight: 900;
    }

    .content-not-found p {
      margin: 0 0 24px;
      color: var(--color-muted);
      font-size: 16px;
    }

    .article-content {
      color: var(--color-text);
      font-size: 17px;
      line-height: 1.86;
      word-break: break-word;
    }

    .article-content > *:first-child {
      margin-top: 0;
    }

    .article-content > *:last-child {
      margin-bottom: 0;
    }

    .article-content p {
      margin: 0 0 1.2em;
    }

    .article-content h2 {
      margin: 2.1em 0 .75em;
      color: var(--color-ink);
      font-size: clamp(25px, 3vw, 34px);
      line-height: 1.28;
      font-weight: 900;
      letter-spacing: -.025em;
    }

    .article-content h3 {
      margin: 1.8em 0 .7em;
      color: var(--color-ink);
      font-size: clamp(21px, 2.4vw, 26px);
      line-height: 1.34;
      font-weight: 850;
    }

    .article-content h4 {
      margin: 1.5em 0 .6em;
      color: var(--color-ink);
      font-size: 19px;
      font-weight: 850;
    }

    .article-content a {
      color: #B96E10;
      font-weight: 800;
      border-bottom: 1px solid rgba(242, 161, 58, .55);
    }

    .article-content a:hover {
      color: var(--color-orange-dark);
      border-color: var(--color-orange-dark);
    }

    .article-content ul,
    .article-content ol {
      margin: 0 0 1.25em;
      padding-left: 1.45em;
    }

    .article-content li {
      margin: .35em 0;
      padding-left: .15em;
    }

    .article-content blockquote {
      margin: 1.6em 0;
      padding: 20px 22px;
      border-left: 5px solid var(--color-orange);
      border-radius: 18px;
      background: linear-gradient(90deg, rgba(255, 241, 216, .94), rgba(255, 248, 239, .74));
      color: var(--color-text);
      box-shadow: inset 0 0 0 1px rgba(242, 161, 58, .1);
    }

    .article-content blockquote p:last-child {
      margin-bottom: 0;
    }

    .article-content img {
      width: auto;
      max-width: 100%;
      height: auto;
      margin: 1.6em auto;
      border-radius: 18px;
      box-shadow: var(--shadow-sm);
      object-fit: cover;
    }

    .article-content table {
      width: 100%;
      border-collapse: collapse;
      margin: 1.6em 0;
      overflow: hidden;
      border-radius: 16px;
      background: #fff;
      box-shadow: 0 0 0 1px var(--color-border);
      display: block;
      max-width: 100%;
      overflow-x: auto;
      white-space: nowrap;
    }

    .article-content th,
    .article-content td {
      padding: 12px 14px;
      border-bottom: 1px solid var(--color-border);
      text-align: left;
    }

    .article-content th {
      background: var(--color-sand);
      color: var(--color-ink);
      font-weight: 900;
    }

    .article-content pre,
    .article-content code {
      border-radius: 12px;
      background: #F6E9D7;
      color: #4D3722;
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    }

    .article-content code {
      padding: 2px 6px;
      font-size: .92em;
    }

    .article-content pre {
      padding: 18px;
      overflow: auto;
      line-height: 1.65;
      margin: 1.5em 0;
    }

    .article-content pre code {
      padding: 0;
      background: transparent;
    }

    .article-aside {
      position: sticky;
      top: calc(var(--header-height) + 24px);
      display: grid;
      gap: 18px;
    }

    .side-card {
      background: rgba(255, 255, 255, .92);
      border: 1px solid rgba(233, 222, 209, .86);
      border-radius: 26px;
      box-shadow: var(--shadow-sm);
      padding: 24px;
    }

    .side-card.dark {
      color: #FFF8EF;
      background:
        linear-gradient(155deg, rgba(24, 20, 17, .96), rgba(49, 37, 28, .94)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      border-color: rgba(255, 248, 239, .12);
      overflow: hidden;
      position: relative;
    }

    .side-card.dark::after {
      content: "";
      position: absolute;
      width: 120px;
      height: 120px;
      right: -42px;
      top: -42px;
      border-radius: 50%;
      background: rgba(242, 161, 58, .25);
      filter: blur(3px);
    }

    .side-card h2,
    .side-card h3 {
      position: relative;
      margin: 0 0 14px;
      color: var(--color-ink);
      font-size: 20px;
      line-height: 1.35;
      font-weight: 900;
      letter-spacing: -.02em;
      z-index: 1;
    }

    .side-card.dark h2,
    .side-card.dark h3 {
      color: #fff;
    }

    .side-card p {
      position: relative;
      margin: 0;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.72;
      z-index: 1;
    }

    .side-card.dark p {
      color: rgba(255, 248, 239, .76);
    }

    .tip-list {
      display: grid;
      gap: 12px;
      margin: 16px 0 0;
      padding: 0;
      list-style: none;
    }

    .tip-list li {
      display: flex;
      gap: 10px;
      color: var(--color-text);
      font-size: 14px;
      line-height: 1.62;
    }

    .tip-list li::before {
      content: "";
      width: 9px;
      height: 9px;
      flex: 0 0 9px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--color-orange);
      box-shadow: 0 0 0 5px rgba(242, 161, 58, .14);
    }

    .mini-posts {
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }

    .mini-post {
      display: block;
      padding: 14px;
      border-radius: 18px;
      border: 1px solid rgba(233, 222, 209, .78);
      background: rgba(255, 248, 239, .72);
    }

    .mini-post:hover {
      transform: translateY(-3px);
      border-color: rgba(242, 161, 58, .55);
      box-shadow: var(--shadow-sm);
    }

    .mini-post time {
      display: block;
      margin-bottom: 5px;
      color: var(--color-muted);
      font-size: 12px;
      font-weight: 800;
    }

    .mini-post strong {
      display: -webkit-box;
      color: var(--color-ink);
      font-size: 14px;
      line-height: 1.5;
      font-weight: 900;
      overflow: hidden;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
    }

    .mini-post:hover strong {
      color: var(--color-orange-dark);
    }

    .side-actions {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .side-actions .btn {
      width: 100%;
    }

    .reading-banner {
      margin-top: 34px;
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 22px;
      align-items: stretch;
      border-radius: var(--radius-xl);
      overflow: hidden;
      background: var(--color-ink);
      box-shadow: var(--shadow-md);
    }

    .reading-banner-image {
      min-height: 260px;
      background:
        linear-gradient(90deg, rgba(24, 20, 17, .16), rgba(24, 20, 17, .78)),
        url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
    }

    .reading-banner-content {
      padding: 34px 34px 34px 10px;
      color: #FFF8EF;
      align-self: center;
    }

    .reading-banner-content h2 {
      margin: 0 0 12px;
      font-size: 28px;
      line-height: 1.25;
      font-weight: 900;
      letter-spacing: -.02em;
    }

    .reading-banner-content p {
      margin: 0 0 20px;
      color: rgba(255, 248, 239, .78);
      font-size: 15px;
      line-height: 1.75;
    }

    .article-bottom {
      padding-top: 44px;
    }

    .section-heading {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 24px;
    }

    .section-heading h2 {
      margin: 0;
      color: var(--color-ink);
      font-size: clamp(28px, 3vw, 36px);
      line-height: 1.25;
      font-weight: 900;
      letter-spacing: -.03em;
    }

    .section-heading p {
      max-width: 560px;
      margin: 8px 0 0;
      color: var(--color-muted);
      font-size: 16px;
    }

    .related-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .related-card {
      overflow: hidden;
      border-radius: 24px;
      background: #fff;
      border: 1px solid rgba(233, 222, 209, .86);
      box-shadow: var(--shadow-sm);
    }

    .related-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(242, 161, 58, .48);
    }

    .related-thumb {
      overflow: hidden;
      aspect-ratio: 16 / 10;
      background: var(--color-sand);
    }

    .related-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition);
    }

    .related-card:hover .related-thumb img {
      transform: scale(1.04);
    }

    .related-body {
      padding: 18px;
    }

    .related-body .badge {
      margin-bottom: 10px;
    }

    .related-body h3 {
      display: -webkit-box;
      margin: 0 0 10px;
      color: var(--color-ink);
      font-size: 18px;
      line-height: 1.45;
      font-weight: 900;
      overflow: hidden;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
    }

    .related-body p {
      display: -webkit-box;
      margin: 0 0 14px;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.68;
      overflow: hidden;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
    }

    .related-link {
      color: #A45F0A;
      font-size: 14px;
      font-weight: 900;
      border-bottom: 1px solid rgba(242, 161, 58, .45);
    }

    .related-link:hover {
      color: var(--color-orange-dark);
      border-color: var(--color-orange-dark);
    }

    .guide-strip {
      margin-top: 34px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 16px;
    }

    .guide-item {
      padding: 22px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .86);
      border: 1px solid rgba(233, 222, 209, .86);
      box-shadow: var(--shadow-sm);
    }

    .guide-item:hover {
      transform: translateY(-4px);
      border-color: rgba(242, 161, 58, .5);
      box-shadow: var(--shadow-md);
    }

    .guide-item span {
      display: inline-grid;
      place-items: center;
      width: 34px;
      height: 34px;
      margin-bottom: 14px;
      border-radius: 12px;
      color: var(--color-ink);
      background: var(--color-orange);
      font-weight: 900;
    }

    .guide-item h3 {
      margin: 0 0 8px;
      color: var(--color-ink);
      font-size: 18px;
      font-weight: 900;
    }

    .guide-item p {
      margin: 0;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.72;
    }

    .faq-wrap {
      display: grid;
      gap: 14px;
      max-width: 920px;
    }

    .faq-item {
      border-radius: 22px;
      background: rgba(255, 255, 255, .9);
      border: 1px solid rgba(233, 222, 209, .86);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border-color var(--transition), box-shadow var(--transition);
    }

    .faq-item[open] {
      border-color: rgba(242, 161, 58, .55);
      box-shadow: var(--shadow-md);
    }

    .faq-item summary {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 20px 22px;
      color: var(--color-ink);
      font-size: 17px;
      font-weight: 900;
      cursor: pointer;
      list-style: none;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      display: grid;
      place-items: center;
      width: 30px;
      height: 30px;
      flex: 0 0 30px;
      border-radius: 50%;
      background: var(--color-soft);
      color: var(--color-ink);
      font-size: 20px;
      line-height: 1;
      transition: transform var(--transition), background var(--transition);
    }

    .faq-item[open] summary::before {
      content: "";
      position: absolute;
      left: 0;
      top: 18px;
      bottom: 18px;
      width: 4px;
      border-radius: 99px;
      background: var(--color-orange);
    }

    .faq-item[open] summary::after {
      content: "–";
      background: var(--color-orange);
      transform: rotate(180deg);
    }

    .faq-item p {
      margin: 0;
      padding: 0 22px 22px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.76;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      background:
        radial-gradient(circle at 18% 22%, rgba(242, 161, 58, .28), transparent 28%),
        linear-gradient(135deg, #241A13, var(--color-ink));
      color: #FFF8EF;
      padding: 46px;
      box-shadow: var(--shadow-lg);
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      right: -70px;
      top: -70px;
      width: 220px;
      height: 220px;
      border-radius: 50%;
      border: 38px solid rgba(242, 161, 58, .14);
    }

    .cta-panel-inner {
      position: relative;
      z-index: 1;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .cta-panel h2 {
      margin: 0 0 10px;
      color: #fff;
      font-size: clamp(28px, 3vw, 38px);
      line-height: 1.24;
      font-weight: 900;
      letter-spacing: -.025em;
    }

    .cta-panel p {
      max-width: 660px;
      margin: 0;
      color: rgba(255, 248, 239, .76);
      font-size: 16px;
      line-height: 1.78;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      margin-top: 0;
      padding: 56px 0 26px;
      background: var(--color-ink);
      color: rgba(255, 248, 239, .78);
    }

    .footer-top {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 36px;
      align-items: start;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(255, 248, 239, .12);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
      color: #fff;
      font-size: 20px;
      font-weight: 900;
    }

    .footer-desc {
      max-width: 620px;
      margin: 0;
      color: rgba(255, 248, 239, .68);
      font-size: 15px;
      line-height: 1.8;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 18px;
      justify-content: flex-end;
    }

    .footer-links a {
      color: rgba(255, 248, 239, .72);
      font-size: 14px;
      font-weight: 800;
    }

    .footer-links a:hover {
      color: var(--color-orange);
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      padding-top: 22px;
      color: rgba(255, 248, 239, .55);
      font-size: 13px;
    }

    .footer-bottom p {
      margin: 0;
    }

    .footer-bottom strong {
      color: rgba(255, 248, 239, .72);
    }

    @media (max-width: 1199px) {
      .article-hero-inner {
        grid-template-columns: minmax(0, 1fr) 300px;
        gap: 30px;
      }

      .article-shell {
        grid-template-columns: minmax(0, 1fr) 300px;
        gap: 26px;
      }

      .article-card {
        padding: 36px;
      }

      .related-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 1024px) {
      :root {
        --header-height: 72px;
      }

      .desktop-nav {
        display: none;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .mobile-panel {
        display: block;
      }

      .nav-actions .btn-primary {
        display: none;
      }

      .article-hero-inner {
        grid-template-columns: 1fr;
        gap: 26px;
      }

      .article-cover-card {
        max-width: 520px;
      }

      .article-shell {
        grid-template-columns: 1fr;
      }

      .article-aside {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .side-card.dark {
        grid-column: 1 / -1;
      }

      .reading-banner {
        grid-template-columns: 1fr;
      }

      .reading-banner-image {
        min-height: 220px;
      }

      .reading-banner-content {
        padding: 30px;
      }

      .guide-strip {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 767px) {
      .container {
        width: min(100% - 36px, var(--container));
      }

      .section {
        padding: 58px 0;
      }

      .section.compact {
        padding: 46px 0;
      }

      .brand-text strong {
        font-size: 15px;
      }

      .brand-text span {
        display: none;
      }

      .brand-mark {
        width: 40px;
        height: 40px;
        border-radius: 15px;
      }

      .article-hero {
        padding: 38px 0 60px;
        border-bottom-left-radius: 26px;
        border-bottom-right-radius: 26px;
      }

      .breadcrumbs {
        font-size: 13px;
      }

      .article-summary {
        font-size: 15px;
      }

      .article-meta span {
        width: fit-content;
      }

      .article-cover-card img {
        aspect-ratio: 16 / 10;
      }

      .article-shell {
        margin-top: -28px;
      }

      .article-card {
        padding: 26px 22px;
        border-radius: 28px;
      }

      .article-content {
        font-size: 16px;
        line-height: 1.82;
      }

      .article-aside {
        grid-template-columns: 1fr;
      }

      .section-heading {
        display: block;
      }

      .related-grid {
        grid-template-columns: 1fr;
      }

      .cta-panel {
        padding: 30px 24px;
        border-radius: 28px;
      }

      .cta-panel-inner {
        display: block;
      }

      .cta-actions {
        margin-top: 22px;
        justify-content: stretch;
      }

      .cta-actions .btn {
        width: 100%;
      }

      .footer-top {
        grid-template-columns: 1fr;
      }

      .footer-links {
        justify-content: flex-start;
      }

      .footer-bottom {
        display: block;
      }

      .footer-bottom p + p {
        margin-top: 8px;
      }
    }

    @media (max-width: 520px) {
      :root {
        --header-height: 68px;
      }

      .container {
        width: min(100% - 32px, var(--container));
      }

      .mobile-panel {
        left: 16px;
        right: 16px;
      }

      .article-title {
        font-size: 31px;
      }

      .article-card {
        padding: 24px 18px;
      }

      .article-content h2 {
        font-size: 25px;
      }

      .article-content h3 {
        font-size: 21px;
      }

      .side-card {
        padding: 20px;
      }

      .reading-banner-content {
        padding: 24px 20px;
      }

      .reading-banner-content h2 {
        font-size: 24px;
      }

      .btn {
        width: 100%;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}