:root {
      color-scheme: light;
      --bg: #f4f7fb;
      --panel: rgba(255, 255, 255, .84);
      --panel-soft: rgba(255, 255, 255, .72);
      --text: #071a3a;
      --muted: #61718a;
      --line: rgba(7, 26, 58, .10);
      --yellow: #ffbd20;
      --yellow-strong: #f2a900;
      --blue: #1f69bb;
      --shadow: 0 30px 90px rgba(7, 26, 58, .14);
      --card-shadow: 0 18px 46px rgba(7, 26, 58, .11);
    }

    @media (prefers-color-scheme: dark) {
      :root {
        color-scheme: dark;
        --bg: #051021;
        --panel: rgba(8, 27, 57, .86);
        --panel-soft: rgba(10, 33, 67, .74);
        --text: #f7f9fd;
        --muted: #aab7ca;
        --line: rgba(255, 255, 255, .11);
        --yellow: #ffc83d;
        --yellow-strong: #f4b419;
        --blue: #5aa4f2;
        --shadow: 0 34px 100px rgba(0, 0, 0, .38);
        --card-shadow: 0 20px 55px rgba(0, 0, 0, .28);
      }
    }

    * {
      box-sizing: border-box;
    }

    html {
      min-height: 100%;
      background: var(--bg);
    }

    body {
      min-height: 100vh;
      margin: 0;
      overflow-x: hidden;
      color: var(--text);
      font-family: "Vazirmatn", "Segoe UI", Tahoma, Arial, sans-serif;
      background:
        radial-gradient(circle at 8% 8%, rgba(255, 189, 32, .20), transparent 25rem),
        radial-gradient(circle at 91% 85%, rgba(41, 117, 205, .18), transparent 30rem),
        var(--bg);
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .55;
      background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
      background-size: 54px 54px;
      mask-image: linear-gradient(to bottom, transparent, #000 14%, #000 86%, transparent);
    }

    .page {
      position: relative;
      min-height: 100svh;
      display: grid;
      place-items: center;
      padding: 42px 18px;
      isolation: isolate;
    }

    .page::before,
    .page::after {
      content: "";
      position: fixed;
      z-index: -1;
      width: 420px;
      aspect-ratio: 1;
      border-radius: 50%;
      filter: blur(2px);
      pointer-events: none;
    }

    .page::before {
      top: -220px;
      right: -130px;
      background: radial-gradient(circle, rgba(255, 197, 48, .30), transparent 68%);
    }

    .page::after {
      bottom: -250px;
      left: -170px;
      background: radial-gradient(circle, rgba(38, 107, 197, .20), transparent 68%);
    }

    .hero {
      position: relative;
      width: min(1240px, 100%);
      min-height: min(720px, calc(100svh - 84px));
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(390px, .95fr);
      align-items: center;
      gap: clamp(42px, 6vw, 92px);
      padding: clamp(36px, 5.5vw, 76px);
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 38px;
      background:
        linear-gradient(135deg, var(--panel), color-mix(in srgb, var(--panel) 72%, transparent));
      box-shadow: var(--shadow);
      backdrop-filter: blur(28px);
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto -140px -200px auto;
      width: 480px;
      aspect-ratio: 1;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 189, 32, .22), transparent 69%);
      z-index: -1;
    }

    .copy {
      position: relative;
      z-index: 2;
    }

    .eyebrow {
      width: fit-content;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 9px 14px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--text);
      background: color-mix(in srgb, var(--yellow) 13%, var(--panel-soft));
      font-size: 14px;
      font-weight: 700;
    }

    .status-dot {
      position: relative;
      width: 10px;
      height: 10px;
      flex: 0 0 10px;
      border-radius: 50%;
      background: var(--yellow-strong);
      box-shadow: 0 0 0 6px rgba(255, 189, 32, .17);
    }

    .status-dot::after {
      content: "";
      position: absolute;
      inset: -8px;
      border: 1px solid var(--yellow-strong);
      border-radius: 50%;
      animation: pulse 2.2s ease-out infinite;
    }

    @keyframes pulse {
      0% { transform: scale(.4); opacity: .75; }
      100% { transform: scale(1.55); opacity: 0; }
    }

    h1 {
      margin: 28px 0 18px;
      color: var(--text);
      font-size: clamp(52px, 6.2vw, 90px);
      font-weight: 900;
      line-height: 1.04;
      letter-spacing: -2.5px;
    }

    h1 span {
      position: relative;
      display: inline-block;
      color: var(--yellow-strong);
      white-space: nowrap;
    }

    h1 span::after {
      content: "";
      position: absolute;
      right: 4px;
      bottom: -5px;
      width: 76%;
      height: 7px;
      border-radius: 999px;
      background: var(--yellow);
      opacity: .33;
      transform: rotate(-1.5deg);
    }

    .lead {
      max-width: 650px;
      margin: 0;
      color: var(--muted);
      font-size: clamp(16px, 1.55vw, 21px);
      font-weight: 400;
      line-height: 2.05;
    }

    .features {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 30px;
    }

    .features span {
      padding: 9px 14px;
      border: 1px solid var(--line);
      border-radius: 13px;
      color: var(--muted);
      background: var(--panel-soft);
      font-size: 13px;
      font-weight: 500;
    }

    .progress {
      display: flex;
      align-items: center;
      gap: 11px;
      margin-top: 38px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 500;
    }

    .dots {
      display: inline-flex;
      gap: 5px;
      direction: ltr;
    }

    .dots i {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--yellow-strong);
      animation: blink 1.25s ease-in-out infinite;
    }

    .dots i:nth-child(2) { animation-delay: .16s; }
    .dots i:nth-child(3) { animation-delay: .32s; }

    @keyframes blink {
      0%, 80%, 100% { opacity: .25; transform: scale(.75); }
      40% { opacity: 1; transform: scale(1.15); }
    }

    .visual {
      position: relative;
      min-height: 500px;
      display: grid;
      place-items: center;
    }

    .orbit {
      position: relative;
      width: min(450px, 100%);
      aspect-ratio: 1;
      display: grid;
      place-items: center;
    }

    .ring {
      position: absolute;
      border: 1px solid color-mix(in srgb, var(--text) 13%, transparent);
      border-radius: 50%;
    }

    .ring.one {
      inset: 2%;
      animation: rotate 29s linear infinite;
    }

    .ring.two {
      inset: 16%;
      border-style: dashed;
      animation: rotate 21s linear infinite reverse;
    }

    .ring.three {
      inset: 31%;
      animation: rotate 14s linear infinite;
    }

    @keyframes rotate {
      to { transform: rotate(360deg); }
    }

    .ring::before,
    .ring::after {
      content: "";
      position: absolute;
      border-radius: 50%;
      box-shadow: 0 0 20px rgba(255, 189, 32, .32);
    }

    .ring::before {
      top: 8%;
      left: 23%;
      width: 13px;
      height: 13px;
      background: var(--yellow);
    }

    .ring::after {
      right: 13%;
      bottom: 13%;
      width: 8px;
      height: 8px;
      background: var(--blue);
    }

    .center-logo {
      position: relative;
      z-index: 3;
      width: 142px;
      aspect-ratio: 1;
      display: grid;
      place-items: center;
      overflow: hidden;
      border-radius: 34px;
      box-shadow:
        0 28px 72px rgba(240, 169, 0, .34),
        0 0 0 12px color-mix(in srgb, var(--yellow) 10%, transparent),
        inset 0 1px rgba(255, 255, 255, .5);
      animation: logoFloat 4.8s ease-in-out infinite;
    }

    .center-logo img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover;
    }

    @keyframes logoFloat {
      50% { transform: translateY(-8px) rotate(-1.5deg); }
    }

    .floating-card {
      position: absolute;
      z-index: 4;
      display: flex;
      align-items: center;
      gap: 13px;
      min-width: 205px;
      padding: 13px 16px;
      border: 1px solid var(--line);
      border-radius: 19px;
      color: var(--text);
      background: var(--panel);
      box-shadow: var(--card-shadow);
      backdrop-filter: blur(17px);
      font-size: 14px;
      font-weight: 700;
      animation: cardFloat 4.6s ease-in-out infinite;
    }

    .floating-card .icon {
      width: 42px;
      height: 42px;
      flex: 0 0 42px;
      display: grid;
      place-items: center;
      border-radius: 13px;
      color: #071a3a;
      background: linear-gradient(145deg, #ffce54, var(--yellow));
      box-shadow: inset 0 1px rgba(255, 255, 255, .55);
    }

    .floating-card svg {
      width: 22px;
      height: 22px;
      fill: none;
      stroke: currentColor;
      stroke-width: 2.1;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .search-card {
      top: 10%;
      right: -1%;
    }

    .location-card {
      bottom: 12%;
      left: -6%;
      animation-delay: -1.5s;
    }

    .verified-card {
      bottom: 4%;
      right: 7%;
      min-width: 175px;
      animation-delay: -2.7s;
    }

    @keyframes cardFloat {
      50% { transform: translateY(-10px); }
    }

    @media (max-width: 930px) {
      .hero {
        grid-template-columns: 1fr;
        min-height: auto;
        text-align: center;
      }

      .copy {
        display: grid;
        justify-items: center;
      }

      .lead {
        max-width: 720px;
      }

      .features {
        justify-content: center;
      }

      .visual {
        min-height: 390px;
        order: -1;
      }

      .orbit {
        width: min(360px, 88vw);
      }

      .center-logo {
        width: 118px;
        border-radius: 29px;
      }

      .floating-card {
        min-width: 180px;
      }
    }

    @media (max-width: 560px) {
      .page {
        padding: 14px 10px;
      }

      .hero {
        min-height: calc(100svh - 28px);
        gap: 22px;
        padding: 26px 16px 30px;
        border-radius: 27px;
      }

      .visual {
        min-height: 300px;
      }

      .orbit {
        width: 270px;
      }

      .center-logo {
        width: 94px;
        border-radius: 24px;
        box-shadow:
          0 24px 55px rgba(240, 169, 0, .30),
          0 0 0 8px color-mix(in srgb, var(--yellow) 10%, transparent);
      }

      .floating-card {
        gap: 8px;
        min-width: 0;
        padding: 9px 10px;
        border-radius: 14px;
        font-size: 11px;
      }

      .floating-card .icon {
        width: 31px;
        height: 31px;
        flex-basis: 31px;
        border-radius: 9px;
      }

      .floating-card svg {
        width: 17px;
        height: 17px;
      }

      .search-card {
        top: 6%;
        right: -3%;
      }

      .location-card {
        bottom: 10%;
        left: -3%;
      }

      .verified-card {
        display: none;
      }

      .eyebrow {
        padding: 8px 12px;
        font-size: 12px;
      }

      h1 {
        margin: 20px 0 14px;
        font-size: clamp(43px, 14vw, 62px);
        letter-spacing: -1.7px;
      }

      .lead {
        font-size: 14px;
        line-height: 1.95;
      }

      .features {
        margin-top: 23px;
        gap: 7px;
      }

      .features span {
        padding: 8px 10px;
        font-size: 11px;
      }

      .progress {
        margin-top: 27px;
        font-size: 12px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
      }
    }

    /* انتخاب دستی تم روشن و تاریک */
    html[data-theme="light"] {
      color-scheme: light;
      --bg: #f4f7fb;
      --panel: rgba(255, 255, 255, .84);
      --panel-soft: rgba(255, 255, 255, .72);
      --text: #071a3a;
      --muted: #61718a;
      --line: rgba(7, 26, 58, .10);
      --yellow: #ffbd20;
      --yellow-strong: #f2a900;
      --blue: #1f69bb;
      --shadow: 0 30px 90px rgba(7, 26, 58, .14);
      --card-shadow: 0 18px 46px rgba(7, 26, 58, .11);
    }

    html[data-theme="dark"] {
      color-scheme: dark;
      --bg: #051021;
      --panel: rgba(8, 27, 57, .86);
      --panel-soft: rgba(10, 33, 67, .74);
      --text: #f7f9fd;
      --muted: #aab7ca;
      --line: rgba(255, 255, 255, .11);
      --yellow: #ffc83d;
      --yellow-strong: #f4b419;
      --blue: #5aa4f2;
      --shadow: 0 34px 100px rgba(0, 0, 0, .38);
      --card-shadow: 0 20px 55px rgba(0, 0, 0, .28);
    }

    .theme-toggle {
      position: fixed;
      top: 20px;
      left: 20px;
      z-index: 50;
      width: 52px;
      height: 52px;
      display: grid;
      place-items: center;
      padding: 0;
      border: 1px solid var(--line);
      border-radius: 16px;
      color: var(--text);
      background: var(--panel);
      box-shadow: var(--card-shadow);
      backdrop-filter: blur(18px);
      cursor: pointer;
      transition:
        transform .2s ease,
        background-color .2s ease,
        border-color .2s ease;
    }

    .theme-toggle:hover {
      transform: translateY(-2px);
    }

    .theme-toggle:active {
      transform: translateY(0) scale(.96);
    }

    .theme-toggle:focus-visible {
      outline: 3px solid color-mix(in srgb, var(--yellow) 60%, transparent);
      outline-offset: 3px;
    }

    .theme-toggle svg {
      position: absolute;
      width: 24px;
      height: 24px;
      fill: none;
      stroke: currentColor;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
      transition: opacity .25s ease, transform .25s ease;
    }

    .theme-toggle .sun-icon {
      opacity: 0;
      transform: rotate(-35deg) scale(.65);
    }

    .theme-toggle .moon-icon {
      opacity: 1;
      transform: rotate(0) scale(1);
    }

    html[data-theme="dark"] .theme-toggle .sun-icon {
      opacity: 1;
      transform: rotate(0) scale(1);
    }

    html[data-theme="dark"] .theme-toggle .moon-icon {
      opacity: 0;
      transform: rotate(35deg) scale(.65);
    }

    @media (max-width: 560px) {
      .theme-toggle {
        top: 14px;
        left: 14px;
        width: 45px;
        height: 45px;
        border-radius: 14px;
      }

      .theme-toggle svg {
        width: 21px;
        height: 21px;
      }
    }