/* Oshen Design System — shared styles */
:root {
  --color-primary: #2f3a63;
  --color-primary-deep: #252f52;
  --color-primary-soft: #3a476f;
  --color-accent: #6d7cb3;
  --color-accent-light: #d8dce8;
  --color-silver: #e8e9ed;
  --color-ink: #1a1f2e;
  --color-white: #ffffff;
  --color-bg: #f7f7f5;
  --color-surface: #ffffff;
  --color-muted: #5c6478;
  --color-line: rgba(26, 31, 46, 0.1);
  --color-line-strong: rgba(26, 31, 46, 0.16);
  --color-line-on-dark: rgba(255, 255, 255, 0.12);
  --color-success: #1a7f4b;
  --color-warning: #b45309;
  --color-error: #b42318;
  --color-whatsapp: #25d366;
  --color-whatsapp-hover: #1fb855;

  --font-ar: 'IBM Plex Sans Arabic', system-ui, sans-serif;
  --font-en: 'Inter Tight', system-ui, sans-serif;

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-phone: 28px;

  --shadow-sm: 0 2px 8px rgba(26, 31, 46, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 31, 46, 0.08);
  --shadow-lg: 0 16px 40px rgba(26, 31, 46, 0.12);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  --container-sm: 640px;
  --container-md: 880px;
  --container-lg: 1040px;
  --container-xl: 1100px;

  --header-height: 60px;
  --btn-height: 48px;
  --btn-height-sm: 44px;
  --sticky-bar-height: 56px;

  --text-xs: clamp(12px, 2.5vw, 13px);
  --text-sm: clamp(13px, 2.8vw, 14px);
  --text-base: clamp(15px, 3.2vw, 16px);
  --text-lg: clamp(17px, 3.5vw, 18px);
  --text-xl: clamp(20px, 4vw, 24px);
  --text-2xl: clamp(24px, 4.5vw, 30px);
  --text-3xl: clamp(30px, 5vw, 40px);
  --text-hero: clamp(34px, 6vw, 56px);

  --leading-tight: 1.25;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --duration: 0.2s;

  --focus-ring: 0 0 0 3px rgba(109, 124, 179, 0.45);

  /* Legacy aliases */
  --navy: var(--color-primary);
  --navy-deep: var(--color-primary-deep);
  --silver: var(--color-silver);
  --ink: var(--color-ink);
  --white: var(--color-white);
  --offwhite: var(--color-bg);
  --muted: var(--color-muted);
  --line: var(--color-line);
  --line-on-dark: var(--color-line-on-dark);
}

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

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-ar);
  background: var(--color-bg);
  color: var(--color-ink);
  line-height: var(--leading-normal);
  overflow-x: hidden;
  font-size: var(--text-base);
}

body.en { direction: ltr; }

img, svg { display: block; max-width: 100%; height: auto; }

a { color: inherit; }

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.skip-link {
  position: absolute;
  inset-inline-start: var(--space-4);
  top: -100px;
  z-index: 200;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: top var(--duration) var(--ease);
}
.skip-link:focus { top: var(--space-4); }

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

.container--narrow { max-width: var(--container-md); }
.container--wide { max-width: 1200px; }

/* ── Typography ── */
.section-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
  letter-spacing: 0.02em;
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  color: var(--color-ink);
  margin-bottom: var(--space-4);
}

.section-sub {
  font-size: var(--text-base);
  color: var(--color-muted);
  max-width: 56ch;
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.prose { max-width: 62ch; line-height: var(--leading-relaxed); }
.prose p + p { margin-top: var(--space-3); }

.num-ltr {
  direction: ltr;
  unicode-bidi: isolate;
  display: inline-block;
}

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(8px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: var(--header-height);
  padding-block: max(var(--space-3), env(safe-area-inset-top));
  padding-inline: clamp(var(--space-4), 4vw, var(--space-6));
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-ink);
  flex-shrink: 0;
}

.logo-mark { width: 34px; height: 34px; flex-shrink: 0; }
.logo-type { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.15; gap: 1px; }
.logo-type-en { font-family: var(--font-en); font-size: 13px; font-weight: 700; letter-spacing: 0.08em; }
.logo-type-ar { font-size: 12px; font-weight: 500; color: var(--color-muted); }
body.en .logo-type { align-items: flex-start; }

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1) var(--space-3);
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 2px var(--space-2);
}

.site-nav__link {
  color: var(--color-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  min-height: var(--btn-height-sm);
  display: inline-flex;
  align-items: center;
  transition: color var(--duration), background var(--duration);
}

.site-nav__link:hover { color: var(--color-primary); background: rgba(47, 58, 99, 0.05); }
.site-nav__link.is-active { color: var(--color-primary); font-weight: 600; }

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-inline-start: var(--space-2);
}

.lang-btn {
  background: var(--color-bg);
  color: var(--color-ink);
  border: 1px solid var(--color-line);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: inherit;
  min-height: var(--btn-height-sm);
  min-width: var(--btn-height-sm);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration);
}
.lang-btn:hover { background: var(--color-silver); }

.menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  margin: -10px;
  min-width: var(--btn-height-sm);
  min-height: var(--btn-height-sm);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 1px;
  transition: transform var(--duration), opacity var(--duration);
}
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 31, 0.35);
  z-index: 90;
}
.nav-backdrop.is-open { display: block; }
body.nav-open { overflow: hidden; }

@media (min-width: 901px) {
  .site-nav__links > .lang-btn { display: none; }
  .site-nav__actions .btn { display: inline-flex; }
}

@media (max-width: 900px) {
  .site-nav__links { display: none; }
  .site-nav__actions .lang-btn,
  .site-nav__actions .btn { display: none; }
  .menu-btn { display: flex; }

  .site-nav__links {
    position: absolute;
    top: 100%;
    inset-inline: 0;
    background: var(--color-white);
    padding: var(--space-3) var(--space-4) max(var(--space-5), env(safe-area-inset-bottom));
    border-bottom: 1px solid var(--color-line);
    box-shadow: var(--shadow-lg);
    z-index: 110;
    flex-direction: column;
    gap: 2px;
    align-items: stretch;
  }
  .site-nav__links.is-open { display: flex; }

  .site-nav__links .site-nav__link {
    width: 100%;
    font-size: var(--text-base);
    min-height: var(--btn-height);
    justify-content: flex-start;
    padding: var(--space-3);
  }
  .site-nav__links > .lang-btn {
    display: inline-flex;
    width: 100%;
    margin-top: var(--space-2);
    justify-content: center;
  }
  body.en .site-nav__links .site-nav__link { text-align: left; }
}

.site-header { position: relative; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-6);
  min-height: var(--btn-height);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--duration), color var(--duration), border-color var(--duration), box-shadow var(--duration);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn--primary:hover { background: var(--color-primary-deep); }

.btn--secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--secondary:hover { background: rgba(47, 58, 99, 0.05); }

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  padding-inline: var(--space-3);
}
.btn--ghost:hover { text-decoration: underline; }

.btn--on-dark {
  background: var(--color-white);
  color: var(--color-primary);
}
.btn--on-dark:hover { background: var(--color-bg); }

.btn--outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}
.btn--outline-light:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.06);
}

.btn--whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
}
.btn--whatsapp:hover { background: var(--color-whatsapp-hover); }

.btn--quiet {
  background: transparent;
  color: var(--color-muted);
  font-weight: 600;
  min-height: var(--btn-height-sm);
  padding-inline: var(--space-2);
}
.btn--quiet:hover { color: var(--color-primary); }

.btn--block { width: 100%; }
.btn svg { flex-shrink: 0; }

.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

/* ── Hero ── */
.hero {
  background: var(--color-primary);
  color: var(--color-white);
  padding-block: clamp(var(--space-10), 8vw, var(--space-16)) 0;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
  max-width: var(--container-xl);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-10);
    align-items: end;
  }
}

.hero__content { text-align: center; padding-bottom: var(--space-8); }
@media (min-width: 900px) {
  .hero__content { text-align: start; padding-bottom: var(--space-12); }
}

.hero__kicker {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-size: var(--text-hero);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.hero__lead {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.88);
  line-height: var(--leading-relaxed);
  max-width: 48ch;
  margin-inline: auto;
  margin-bottom: var(--space-5);
}
@media (min-width: 900px) { .hero__lead { margin-inline: 0; } }

.hero__price {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 18px;
  border-radius: 100px;
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 800;
  font-size: var(--text-base);
  margin-bottom: var(--space-6);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}
@media (min-width: 900px) { .hero__cta { justify-content: flex-start; } }

.hero__visual {
  position: relative;
  line-height: 0;
}

.hero__visual-composite {
  display: grid;
  grid-template-columns: 1fr 0.55fr;
  gap: var(--space-3);
  align-items: end;
  max-width: 520px;
  margin-inline: auto;
}

.hero__photo {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: none;
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.25);
}

.hero__photo img {
  width: 100%;
  height: clamp(200px, 32vw, 320px);
  object-fit: cover;
  object-position: center 35%;
}

.hero__phone {
  border-radius: var(--radius-phone) var(--radius-phone) 0 0;
  overflow: hidden;
  border: 6px solid var(--color-ink);
  border-bottom: none;
  background: var(--color-ink);
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.3);
  transform: translateY(12px);
}

.hero__phone img {
  width: 100%;
  aspect-ratio: 9 / 19;
  object-fit: cover;
  object-position: top;
}

/* ── Trust strip ── */
.trust-strip {
  background: var(--color-surface);
  border-block: 1px solid var(--color-line);
  padding-block: var(--space-5);
}

.trust-strip__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 600px) {
  .trust-strip__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .trust-strip__grid { grid-template-columns: repeat(4, 1fr); }
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  min-width: 0;
}

.trust-item__icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(47, 58, 99, 0.08);
  color: var(--color-primary);
}

.trust-item__text {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-ink);
}

/* ── Sections ── */
.section {
  padding-block: clamp(var(--space-10), 7vw, var(--space-16));
}

.section--alt { background: var(--color-bg); }
.section--white { background: var(--color-surface); }

.section__header {
  margin-bottom: var(--space-8);
}
.section__header--center { text-align: center; }
.section__header--center .section-sub { margin-inline: auto; }

/* ── Process steps ── */
.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  counter-reset: step;
}

@media (min-width: 700px) {
  .process-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .process-steps--timeline { grid-template-columns: repeat(5, 1fr); }
}

.process-step {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  min-width: 0;
}

.process-step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 800;
  font-size: 13px;
  font-family: var(--font-en);
  margin-bottom: var(--space-3);
}

.process-step h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.process-step p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.55;
}

/* ── Benefits grid ── */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 600px) {
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .benefits-grid { grid-template-columns: repeat(3, 1fr); }
}

.benefit-card {
  padding: var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}

.benefit-card h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.benefit-card p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.55;
}

/* ── App showcase ── */
.app-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 900px) {
  .app-showcase { grid-template-columns: 0.9fr 1.1fr; }
}

.app-showcase__primary {
  max-width: 280px;
  margin-inline: auto;
}

.phone-frame {
  border-radius: var(--radius-phone);
  overflow: hidden;
  border: 7px solid var(--color-ink);
  background: var(--color-ink);
  box-shadow: var(--shadow-lg);
  line-height: 0;
}

.phone-frame img {
  width: 100%;
  aspect-ratio: 9 / 19;
  object-fit: cover;
  object-position: top;
}

.app-showcase__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.app-feature {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--space-4);
  align-items: center;
}

.app-feature .phone-frame {
  border-width: 4px;
  border-radius: 18px;
}

.app-feature .phone-frame img {
  aspect-ratio: 9 / 16;
}

.app-feature h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.app-feature p {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

@media (max-width: 599px) {
  .app-feature { grid-template-columns: 80px 1fr; }
}

/* ── Pricing ── */
.price-card {
  max-width: var(--container-sm);
  margin-inline: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 5vw, var(--space-10));
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.price-card__amount {
  font-size: clamp(48px, 10vw, 64px);
  font-weight: 800;
  color: var(--color-primary);
  font-family: var(--font-en), var(--font-ar);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.price-card__amount small {
  font-size: 0.35em;
  font-weight: 700;
}

.price-card__label {
  font-size: var(--text-base);
  color: var(--color-muted);
  margin-bottom: var(--space-6);
}

.price-list {
  list-style: none;
  text-align: start;
  max-width: 400px;
  margin-inline: auto;
  margin-bottom: var(--space-4);
}

.price-list li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-line);
  font-size: var(--text-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.price-list li:last-child { border-bottom: none; }

.price-list li::before {
  content: '';
  width: 16px;
  height: 16px;
  margin-top: 3px;
  flex-shrink: 0;
  background-color: var(--color-primary);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") no-repeat center / contain;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") no-repeat center / contain;
}

.price-note {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-top: var(--space-4);
  line-height: 1.55;
}

/* ── Partner model ── */
.partner-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 800px) {
  .partner-block { grid-template-columns: 1fr 1fr; }
}

.partner-block__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-line);
  aspect-ratio: 4 / 3;
}

.partner-block__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ── CTA band ── */
.cta-band {
  background: var(--color-primary);
  color: var(--color-white);
  text-align: center;
  padding-block: clamp(var(--space-10), 7vw, var(--space-16));
}

.cta-band .section-title { color: var(--color-white); }
.cta-band p {
  color: rgba(255, 255, 255, 0.82);
  max-width: 48ch;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  align-items: center;
}

/* ── B2B promo ── */
.b2b-promo {
  background: var(--color-bg);
  border-top: 1px solid var(--color-line);
  padding-block: var(--space-10);
}

.b2b-promo__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}

@media (min-width: 700px) {
  .b2b-promo__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.b2b-promo__tag {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
}

.b2b-promo h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.b2b-promo p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  max-width: 48ch;
}

/* ── Footer ── */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  padding-block: var(--space-10);
  padding-bottom: max(var(--space-10), env(safe-area-inset-bottom));
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: 1.2fr 1fr 1fr; }
}

.site-footer__brand p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-top: var(--space-3);
  max-width: 36ch;
  line-height: 1.6;
}

.site-footer__col h3 {
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-ink);
}

.site-footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.site-footer__links a {
  color: var(--color-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  min-height: var(--btn-height-sm);
  display: inline-flex;
  align-items: center;
  transition: color var(--duration);
}
.site-footer__links a:hover { color: var(--color-primary); }

.site-footer__bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-muted);
}

@media (min-width: 768px) {
  .site-footer__bottom { flex-direction: row; justify-content: space-between; text-align: start; }
}

/* ── Sticky mobile bar ── */
.sticky-bar {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 80;
  display: none;
  padding: var(--space-2) var(--space-4);
  padding-bottom: max(var(--space-2), env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.96);
  border-top: 1px solid var(--color-line);
  backdrop-filter: blur(8px);
  transform: translateY(100%);
  transition: transform var(--duration) var(--ease);
}

.sticky-bar.is-visible { transform: translateY(0); }
.sticky-bar.is-enabled { display: flex; gap: var(--space-2); align-items: center; }
.sticky-bar .btn { flex: 1; }
.sticky-bar .btn--whatsapp { flex: 0 0 auto; min-width: var(--btn-height); padding-inline: var(--space-4); }

body.has-sticky-bar { padding-bottom: calc(var(--sticky-bar-height) + env(safe-area-inset-bottom)); }

/* ── Download sheet ── */
.sheet-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 31, 0.4);
  z-index: 150;
}
.sheet-backdrop.is-open { display: block; }

.download-sheet {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 160;
  background: var(--color-white);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--space-5) var(--space-4);
  padding-bottom: max(var(--space-6), env(safe-area-inset-bottom));
  transform: translateY(100%);
  transition: transform 0.28s var(--ease);
  box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.15);
}

.download-sheet.is-open { transform: translateY(0); }

.download-sheet__handle {
  width: 40px;
  height: 4px;
  background: var(--color-line-strong);
  border-radius: 2px;
  margin: 0 auto var(--space-4);
}

.download-sheet h2 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  text-align: center;
}

.download-sheet p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  text-align: center;
  margin-bottom: var(--space-5);
}

.download-sheet__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.download-sheet__close {
  position: absolute;
  top: var(--space-4);
  inset-inline-end: var(--space-4);
  background: none;
  border: none;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  color: var(--color-muted);
  min-width: var(--btn-height-sm);
  min-height: var(--btn-height-sm);
  border-radius: var(--radius-sm);
}

/* ── Page-specific: App landing ── */
.page-hero {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-line);
  padding-block: clamp(var(--space-8), 6vw, var(--space-12)) 0;
}

.page-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 860px) {
  .page-hero__grid { grid-template-columns: 1.1fr 0.9fr; }
}

.page-hero h1 {
  font-size: clamp(28px, 4.5vw, 42px);
  font-weight: 700;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

/* ── Workshop page ── */
.ws-hero {
  background: var(--color-primary);
  color: var(--color-white);
  padding-block: clamp(var(--space-10), 7vw, var(--space-16)) 0;
  overflow: hidden;
}

.ws-hero__inner {
  max-width: var(--container-lg);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
  text-align: center;
  padding-bottom: var(--space-8);
}

.ws-hero h1 {
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 700;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

.ws-hero .lead {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.85);
  max-width: 56ch;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

.browser-frame {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: none;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.25);
  line-height: 0;
  max-width: var(--container-lg);
  margin-inline: auto;
}

.browser-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 600px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .feature-grid { grid-template-columns: repeat(3, 1fr); } }

.feature-card {
  padding: var(--space-5);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.feature-card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(47, 58, 99, 0.08);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.feature-card h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.feature-card p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.55;
}

/* ── Parts coming soon ── */
.coming-soon-hero {
  text-align: center;
  padding-block: clamp(var(--space-10), 8vw, var(--space-16));
}

.badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 100px;
  background: rgba(180, 83, 9, 0.12);
  color: var(--color-warning);
  margin-bottom: var(--space-4);
}

/* ── FAQ (AEO) ── */
.faq {
  max-width: var(--container-md);
  margin-inline: auto;
}
.faq-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.faq-item {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  overflow: hidden;
}
.faq-item summary {
  padding: var(--space-4) var(--space-5);
  font-weight: 700;
  font-size: var(--text-base);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: var(--btn-height);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-en);
  font-size: 20px;
  color: var(--color-muted);
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item .faq-answer {
  padding: 0 var(--space-5) var(--space-4);
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}
.faq-item .faq-answer p + p { margin-top: var(--space-2); }

/* ── Breadcrumbs ── */
.breadcrumbs {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}
.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  align-items: center;
}
.breadcrumbs li + li::before {
  content: '›';
  margin-inline-end: var(--space-2);
  color: var(--color-muted);
  opacity: 0.7;
}
.breadcrumbs a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs [aria-current="page"] {
  color: var(--color-ink);
  font-weight: 600;
}

/* ── Contact block ── */
.contact-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
  font-size: var(--text-base);
}
.contact-block a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}
.contact-block a:hover { text-decoration: underline; }

  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8);
}

.error-page h1 {
  font-size: clamp(64px, 15vw, 120px);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-4);
  font-family: var(--font-en);
}

.error-page__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-6);
}

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}