@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");

:root {
  --bg: #e9f0f8;
  --bg-soft: #f7fbff;
  --ink: #263d62;
  --ink-soft: #5e7292;
  --line: rgba(80, 116, 157, 0.16);
  --card: rgba(250, 252, 255, 0.9);
  --accent: #7d98b6;
  --accent-deep: #2b446b;
  --accent-soft: #dbe9f8;
  --sea: #a8c9e8;
  --shadow: 0 18px 50px rgba(38, 61, 98, 0.12);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(168, 201, 232, 0.5), transparent 34%),
    radial-gradient(circle at top right, rgba(125, 152, 182, 0.26), transparent 28%),
    linear-gradient(180deg, #f4f8fd 0%, #e8f0f8 48%, #dde8f3 100%);
  min-height: 100vh;
  line-height: 1.55;
}

a {
  color: var(--accent-deep);
}

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

.shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.site-header {
  padding: 1rem 0 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(249, 252, 255, 0.76);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px rgba(31, 45, 47, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  width: 2.9rem;
  height: 2.9rem;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(160deg, #7d98b6, #617d9c);
  color: #fff;
  font-size: 1.5rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.brand-copy strong,
.brand-copy span {
  display: block;
}

.brand-copy strong {
  font-size: 0.98rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-copy span {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--ink);
  font-size: 0.96rem;
}

.hero {
  padding: 3.8rem 0 2.6rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.85fr);
  gap: 1.5rem;
  align-items: stretch;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 2.5rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 0.9rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 0.75rem;
  line-height: 1.02;
  font-weight: 700;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2.6rem, 5vw, 5rem);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

h3 {
  font-size: 1.25rem;
}

.lede,
.hero-copy p,
.section-copy p,
.faq p,
li,
td,
th {
  color: var(--ink-soft);
  font-size: 1rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin: 1.5rem 0 1.3rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.25rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
}

.button-primary {
  background: var(--accent);
  color: #f8fbff;
}

.button-secondary {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.5);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.chip {
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  background: rgba(168, 201, 232, 0.2);
  color: var(--ink);
  border: 1px solid rgba(168, 201, 232, 0.26);
  font-size: 0.92rem;
}

.hero-card {
  padding: 2rem;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.key-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.key {
  padding: 1rem 0.8rem;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #ffffff, #eef5fc);
  border: 1px solid rgba(80, 116, 157, 0.1);
  text-align: center;
}

.key strong,
.key span {
  display: block;
}

.key strong {
  font-size: 1.22rem;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.key span {
  color: var(--ink-soft);
}

.note-card {
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(168, 201, 232, 0.16);
  border: 1px solid rgba(168, 201, 232, 0.2);
}

.section {
  padding: 1.4rem 0 2.2rem;
}

.section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.card {
  padding: 1.6rem;
}

.steps {
  display: grid;
  gap: 1rem;
}

.step {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 1rem;
  align-items: start;
}

.step-number {
  width: 3.2rem;
  height: 3.2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(180deg, #7d98b6, #607a99);
  color: #fff;
  font-weight: 700;
  font-size: 1.15rem;
}

.mapping-table,
.support-table {
  width: 100%;
  border-collapse: collapse;
}

.mapping-table th,
.mapping-table td,
.support-table th,
.support-table td {
  padding: 0.8rem 0.2rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.mapping-table th,
.support-table th {
  color: var(--ink);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.mapping-table td.arabic {
  font-size: 1.55rem;
  color: var(--ink);
}

.callout {
  padding: 1.25rem 1.35rem;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(168, 201, 232, 0.22), rgba(168, 201, 232, 0.08));
  border: 1px solid rgba(125, 152, 182, 0.18);
}

.faq {
  display: grid;
  gap: 1rem;
}

.faq-item {
  padding: 1.35rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.52);
}

.footer {
  padding: 1rem 0 2.5rem;
}

.footer-card {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.3rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 251, 245, 0.8);
}

.footer-card p {
  margin: 0;
  color: var(--ink-soft);
}

.mini-list {
  display: grid;
  gap: 0.6rem;
  padding-left: 1.2rem;
}

.mono {
  font-family: "SFMono-Regular", "Menlo", "Monaco", monospace;
  font-size: 0.92em;
}

@media (max-width: 860px) {
  .nav,
  .footer-card,
  .hero-grid,
  .section-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .nav {
    border-radius: 24px;
  }

  .nav-links {
    gap: 0.75rem 1rem;
  }

  .hero-copy,
  .hero-card,
  .card {
    padding: 1.35rem;
  }

  .step {
    grid-template-columns: 2.8rem 1fr;
  }
}

@media (max-width: 560px) {
  body {
    line-height: 1.48;
  }

  .shell {
    width: min(calc(100% - 1rem), var(--max-width));
  }

  .site-header {
    padding-top: 0.6rem;
  }

  .nav {
    padding: 1rem;
  }

  .brand {
    align-items: flex-start;
  }

  .brand-copy span,
  .nav-links a,
  .lede,
  .hero-copy p,
  .section-copy p,
  .faq p,
  li,
  td,
  th {
    font-size: 0.96rem;
  }

  .hero {
    padding-top: 2rem;
  }

  .actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}