/* Zahra public landing — slate navy & muted gold */

:root {
  --lp-navy: #1b2a4a;
  --lp-navy-deep: #121c33;
  --lp-navy-soft: #2c4068;
  --lp-gold: #c4a35a;
  --lp-gold-dark: #a8873f;
  --lp-ink: #1a2332;
  --lp-muted: #5b6577;
  --lp-line: #e4e7ec;
  --lp-paper: #f5f6f8;
  --lp-white: #ffffff;
  --lp-font: "IBM Plex Sans", "IBM Plex Sans Arabic", sans-serif;
  --lp-brand: "Source Serif 4", Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body.landing {
  margin: 0;
  font-family: var(--lp-font);
  color: var(--lp-ink);
  background: var(--lp-paper);
  line-height: 1.65;
}

body.landing--hero-only {
  background: var(--lp-navy-deep);
  overflow: hidden;
}

body.landing--hero-only .landing-hero {
  min-height: 100vh;
  align-items: center;
  padding-top: 5rem;
  padding-bottom: 3rem;
}

a {
  color: inherit;
  text-decoration: none;
}

.landing-wrap {
  width: min(1080px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Nav */
.landing-nav {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: linear-gradient(180deg, rgba(18, 28, 51, 0.85), rgba(18, 28, 51, 0.35) 70%, rgba(18, 28, 51, 0));
  animation: landingFade 0.7s ease both;
}

.landing-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  justify-content: flex-end;
}

.landing-nav-links a {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.88rem;
  font-weight: 600;
  transition: color 0.2s ease;
}

.landing-nav-links a:hover {
  color: var(--lp-gold);
}

.landing-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: #fff;
}

.landing-brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid rgba(196, 163, 90, 0.55);
}

.landing-brand-name {
  font-family: var(--lp-brand);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--lp-gold);
}

.landing-portal-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.35rem;
  background: var(--lp-gold);
  color: var(--lp-navy-deep);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  border-radius: 10px;
  border: none;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.landing-portal-btn:hover {
  background: #d4b97a;
  transform: translateY(-2px);
}

.landing-portal-btn--lg {
  padding: 0.9rem 2rem;
  font-size: 1rem;
}

/* Hero — full bleed */
.landing-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding: 7rem 1.5rem 4.5rem;
  overflow: hidden;
  color: #fff;
}

.landing-hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(125deg, rgba(18, 28, 51, 0.35), rgba(27, 42, 74, 0.15)),
    url("https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=1920&q=80")
      center / cover no-repeat;
  transform: scale(1.04);
  animation: landingKen 18s ease-in-out infinite alternate;
}

.landing-hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(18, 28, 51, 0.45) 0%, rgba(18, 28, 51, 0.55) 42%, rgba(18, 28, 51, 0.88) 100%);
}

.landing-hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  margin-inline: auto;
  text-align: center;
  animation: landingRise 0.9s ease 0.15s both;
}

.landing-hero-brand {
  margin: 0 0 0.75rem;
  font-family: var(--lp-brand);
  font-size: clamp(2.8rem, 8vw, 4.6rem);
  font-weight: 700;
  color: var(--lp-gold);
  letter-spacing: 0.03em;
  line-height: 1.05;
}

.landing-hero-title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.15rem, 2.6vw, 1.55rem);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
}

.landing-hero-lead {
  margin: 0 auto 1.75rem;
  max-width: 34rem;
  font-size: 1.02rem;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 400;
}

.landing-hero-cta {
  display: flex;
  justify-content: center;
}

/* Live data strip */
.landing-strip {
  background: var(--lp-navy);
  color: #fff;
  padding: 1.35rem 0;
  border-top: 3px solid var(--lp-gold);
}

.landing-strip-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1rem;
  text-align: center;
}

.landing-strip-grid strong {
  display: block;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--lp-gold);
  line-height: 1.2;
}

.landing-strip-grid span {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.72);
  font-weight: 600;
}

/* Sections */
.landing-section {
  padding: 4.5rem 0;
  background: var(--lp-white);
}

.landing-section--alt {
  background:
    linear-gradient(180deg, #eef0f4 0%, #f5f6f8 100%);
}

.landing-section--cta {
  background: linear-gradient(135deg, var(--lp-navy) 0%, var(--lp-navy-soft) 100%);
  color: #fff;
  text-align: center;
}

.landing-section--cta .landing-heading,
.landing-section--cta .landing-copy {
  color: #fff;
}

.landing-section--cta .landing-copy {
  color: rgba(255, 255, 255, 0.78);
}

.landing-eyebrow {
  margin: 0 0 0.55rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--lp-gold-dark);
  text-transform: uppercase;
}

.landing-section--cta .landing-eyebrow {
  color: var(--lp-gold);
}

.landing-heading {
  margin: 0 0 0.85rem;
  font-size: clamp(1.45rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--lp-navy);
}

.landing-copy {
  margin: 0 0 1.75rem;
  max-width: 40rem;
  color: var(--lp-muted);
  font-size: 1.02rem;
}

.landing-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--lp-line);
}

.landing-facts li {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--lp-line);
}

.landing-fact-label {
  font-weight: 700;
  color: var(--lp-navy);
  font-size: 0.9rem;
}

.landing-fact-value {
  color: var(--lp-muted);
}

.landing-fact-value a {
  color: var(--lp-navy);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.landing-modules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 2rem;
}

.landing-modules article {
  padding-top: 0.85rem;
  border-top: 2px solid var(--lp-gold);
}

.landing-modules h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  color: var(--lp-navy);
}

.landing-modules p {
  margin: 0;
  color: var(--lp-muted);
  font-size: 0.95rem;
}

.landing-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.35rem;
}

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

.landing-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 10px;
  background: var(--lp-navy);
  color: var(--lp-gold);
  font-weight: 700;
  font-size: 0.85rem;
}

.landing-timeline h3 {
  margin: 0.15rem 0 0.35rem;
  font-size: 1.05rem;
  color: var(--lp-navy);
}

.landing-timeline p {
  margin: 0;
  color: var(--lp-muted);
  font-size: 0.95rem;
}

.landing-roles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.landing-roles > div {
  padding-top: 0.85rem;
  border-top: 2px solid var(--lp-gold);
}

.landing-roles h3 {
  margin: 0 0 0.4rem;
  color: var(--lp-navy);
  font-size: 1.05rem;
}

.landing-roles p {
  margin: 0;
  color: var(--lp-muted);
  font-size: 0.95rem;
}

.landing-chats {
  display: grid;
  gap: 2rem;
}

.landing-chat {
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--lp-line);
}

.landing-chat-title {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--lp-gold-dark);
}

.landing-bubble {
  max-width: min(34rem, 92%);
  margin-bottom: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  font-size: 0.95rem;
  line-height: 1.55;
}

.landing-bubble span {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  opacity: 0.8;
}

.landing-bubble--a {
  background: #eef0f4;
  color: var(--lp-ink);
  margin-right: 0;
  margin-left: auto;
  border-bottom-left-radius: 4px;
}

.landing-bubble--b {
  background: var(--lp-navy);
  color: #fff;
  margin-left: 0;
  margin-right: auto;
  border-bottom-right-radius: 4px;
}

.landing-bubble--b span {
  color: var(--lp-gold);
}

.landing-faq {
  display: grid;
  gap: 0.65rem;
}

.landing-faq details {
  border-bottom: 1px solid var(--lp-line);
  padding: 0.75rem 0 1rem;
}

.landing-faq summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--lp-navy);
  list-style: none;
}

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

.landing-faq summary::after {
  content: "+";
  float: left;
  color: var(--lp-gold-dark);
  font-weight: 700;
}

.landing-faq details[open] summary::after {
  content: "−";
}

.landing-faq p {
  margin: 0.65rem 0 0;
  color: var(--lp-muted);
  font-size: 0.95rem;
  max-width: 40rem;
}

.landing-scope {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem 2rem;
  margin-top: 0.5rem;
}

.landing-scope-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  color: var(--lp-navy);
}

.landing-scope-item p {
  margin: 0;
  color: var(--lp-muted);
  font-size: 0.95rem;
}

.landing-scope-item {
  padding-top: 0.35rem;
  border-top: 2px solid var(--lp-gold);
  animation: landingRise 0.7s ease both;
}

.landing-scope-item:nth-child(2) { animation-delay: 0.08s; }
.landing-scope-item:nth-child(3) { animation-delay: 0.16s; }
.landing-scope-item:nth-child(4) { animation-delay: 0.24s; }

.landing-dialogues {
  display: grid;
  gap: 1.5rem;
}

.landing-dialogue {
  margin: 0;
  padding: 0 0 0 1.15rem;
  border-right: 3px solid var(--lp-gold);
}

.landing-dialogue blockquote {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  color: var(--lp-ink);
  font-weight: 500;
}

.landing-dialogue figcaption {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--lp-gold-dark);
}

.landing-cta-block {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.landing-cta-block .landing-copy {
  text-align: center;
}

.landing-footer {
  padding: 1.35rem 0;
  background: var(--lp-navy-deep);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
}

.landing-footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
  align-items: flex-start;
}

.landing-footer-note {
  margin: 0.35rem 0 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.8rem;
  max-width: 28rem;
}

.landing-footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.landing-footer-brand {
  font-family: var(--lp-brand);
  color: var(--lp-gold);
  font-weight: 700;
  font-size: 1.05rem;
}

.landing-footer a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: underline;
  text-underline-offset: 2px;
}

@keyframes landingFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes landingRise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes landingKen {
  from { transform: scale(1.04) translateY(0); }
  to { transform: scale(1.1) translateY(-1.5%); }
}

@media (max-width: 900px) {
  .landing-nav-links {
    display: none;
  }

  .landing-strip-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .landing-modules,
  .landing-roles {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .landing-hero {
    align-items: center;
    padding-top: 6rem;
    padding-bottom: 3.5rem;
  }

  .landing-facts li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .landing-scope {
    grid-template-columns: 1fr;
  }

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

  .landing-nav {
    padding-inline: 1rem;
  }

  .landing-bubble--a,
  .landing-bubble--b {
    max-width: 100%;
  }
}