:root {
  --ink: #1c2430;
  --ink-soft: #3a4556;
  --mist: #dfe6ef;
  --pearl: #f3f6fa;
  --dusk: #5a6d82;
  --ember: #9a6b4f;
  --ember-soft: #c4a08a;
  --fog: rgba(28, 36, 48, 0.06);
  --font-display: "Amiri", "Noto Naskh Arabic", serif;
  --font-body: "Tajawal", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(120% 80% at 80% -10%, #c5d2e3 0%, transparent 55%),
    radial-gradient(90% 70% at -10% 30%, #e8d5c8 0%, transparent 50%),
    linear-gradient(180deg, #eef2f7 0%, #e4ebf3 40%, #d8e0ea 100%);
  min-height: 100vh;
  line-height: 1.8;
  overflow-x: hidden;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.45'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 4rem 1.5rem 6rem;
  overflow: hidden;
}

.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 40%, rgba(238, 242, 247, 0.85) 100%),
    radial-gradient(ellipse 80% 55% at 50% 70%, rgba(90, 109, 130, 0.25), transparent 70%);
  z-index: 1;
}

.hero__horizon {
  position: absolute;
  left: -10%;
  right: -10%;
  bottom: 8%;
  height: 42vh;
  z-index: 0;
  background:
    linear-gradient(180deg, transparent 0%, rgba(58, 69, 86, 0.12) 40%, rgba(28, 36, 48, 0.35) 100%);
  clip-path: ellipse(75% 100% at 50% 100%);
  animation: horizon-breathe 12s ease-in-out infinite;
}

.hero__horizon::after {
  content: "";
  position: absolute;
  inset: 20% 20% auto;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--ember-soft), transparent);
  opacity: 0.55;
  animation: line-fade 8s ease-in-out infinite;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 42rem;
  text-align: center;
  opacity: 0;
  transform: translateY(28px);
  animation: rise 1.4s cubic-bezier(0.22, 1, 0.36, 1) 0.2s forwards;
}

.brand {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 12vw, 7rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--ink);
  margin-bottom: 1.25rem;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.8vw, 2.15rem);
  font-weight: 400;
  font-style: italic;
  color: var(--ink-soft);
  margin-bottom: 1rem;
  line-height: 1.55;
}

.hero__lead {
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--dusk);
  margin-bottom: 2.25rem;
  max-width: 28rem;
  margin-inline: auto;
}

.hero__cta {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--pearl);
  background: var(--ink);
  text-decoration: none;
  padding: 0.85rem 2rem;
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: background 0.35s ease, color 0.35s ease, transform 0.35s ease;
}

.hero__cta:hover {
  background: transparent;
  color: var(--ink);
  transform: translateY(-2px);
}

.letter-content[hidden],
.site-footer[hidden] {
  display: none !important;
}

.letter-content:not([hidden]) {
  display: block;
}

.letter-content.is-opening {
  animation: content-fade 0.9s ease forwards;
}

@media (prefers-reduced-motion: reduce) {
  .letter-content.is-opening {
    animation: none;
  }

  .letter__inner,
  .final__inner {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* —— Sections —— */
.section-kicker {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--ember);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: 1rem;
}

.section-sub {
  font-weight: 300;
  color: var(--dusk);
  max-width: 32rem;
  margin-bottom: 0.5rem;
}

/* —— Letter —— */
.letter {
  padding: 5rem 1.5rem 4rem;
}

.letter__inner {
  max-width: 38rem;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.letter__inner.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.letter__body {
  margin-top: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.35rem);
  line-height: 2.05;
  color: var(--ink-soft);
}

.letter__body p {
  margin-bottom: 1.5rem;
  text-align: justify;
  text-justify: inter-word;
}

.letter__cite {
  font-style: italic;
  color: var(--ink);
  border-right: 2px solid var(--ember-soft);
  padding: 0.35rem 1.25rem 0.35rem 0;
  margin: 0.25rem 0 0.75rem;
  line-height: 1.95;
}

.letter__attr {
  font-family: var(--font-body) !important;
  font-size: 0.88rem !important;
  font-weight: 400;
  color: var(--ember) !important;
  margin-top: -0.5rem !important;
  margin-bottom: 2rem !important;
  text-align: start !important;
  line-height: 1.6 !important;
}

.letter__moment {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center !important;
  margin: 2.5rem 0 2.75rem !important;
  padding: 1.5rem 1rem;
  border-top: 1px solid rgba(154, 107, 79, 0.3);
  border-bottom: 1px solid rgba(154, 107, 79, 0.3);
}

.letter__moment time {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.5vw, 1.9rem);
  font-weight: 700;
  font-style: normal;
  color: var(--ink);
  letter-spacing: 0.1em;
  line-height: 1.2;
}

.letter__close {
  font-style: italic;
  color: var(--ink);
  border-right: 2px solid var(--ember-soft);
  padding-right: 1.25rem;
  margin-top: 2rem;
}

/* —— Final —— */
.final {
  padding: 5rem 1.5rem 4rem;
  position: relative;
}

.final::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 40%, rgba(196, 160, 138, 0.18), transparent 70%);
  pointer-events: none;
}

.final__inner {
  position: relative;
  max-width: 36rem;
  margin: 0 auto;
  text-align: center;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1s ease, transform 1s ease;
}

.final__inner.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.final__title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 1.5rem;
}

.final__text {
  font-family: var(--font-display);
  font-size: 1.2rem;
  line-height: 2;
  color: var(--ink-soft);
  margin-bottom: 2.5rem;
}

.final__sign {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--ember);
  letter-spacing: 0.06em;
  margin-bottom: 0.85rem;
}

.final__date {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.final__date time {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.12em;
  line-height: 1.2;
}

.site-footer {
  padding: 2.5rem 1.5rem 3rem;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--dusk);
  border-top: 1px solid var(--fog);
}

.site-footer__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: italic;
  font-weight: 400;
  color: var(--ink-soft);
  margin-top: 0.75rem;
  letter-spacing: 0.06em;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes horizon-breathe {
  0%, 100% { transform: scaleY(1) translateY(0); opacity: 1; }
  50% { transform: scaleY(1.04) translateY(-6px); opacity: 0.9; }
}

@keyframes line-fade {
  0%, 100% { opacity: 0.35; transform: scaleX(0.85); }
  50% { opacity: 0.7; transform: scaleX(1); }
}

@media (max-width: 640px) {
  .letter__body p {
    text-align: start;
  }
}