/* ==================================================================
   Huntertoon Beta Invitation — style.css
   Ultra Premium · Minimal · Elegant · Luxury · Gaming Inspired
   ================================================================== */

/* —— المتغيرات —— */
:root {
  /* خلفيات */
  --c-bg-0: #050505;
  --c-bg-1: #0D0D0D;
  /* أحمر */
  --c-red: #E10613;
  --c-red-deep: #C70012;
  --c-red-dark: #8E000A;
  /* ذهبي */
  --c-gold: #D9B36A;
  --c-gold-deep: #C79A4D;
  /* نص */
  --c-fg-bright: #F5F5F5;
  --c-fg-dim: #B8B8B8;

  /* خطوط */
  --font-sans: 'Inter', 'IBM Plex Sans Arabic', system-ui, -apple-system, sans-serif;

  /* مسافات fluid */
  --space-xs: clamp(0.5rem, 1.5vw, 0.75rem);
  --space-sm: clamp(0.75rem, 2vw, 1rem);
  --space-md: clamp(1rem, 3vw, 1.75rem);
  --space-lg: clamp(2rem, 6vw, 3.5rem);
  --space-xl: clamp(3rem, 9vw, 5rem);

  /* حاوي */
  --max-w: clamp(280px, 90vw, 720px);

  /* انتقالات */
  --t-fast: 200ms ease-out;

  /* نصف قطر */
  --r-card: clamp(8px, 1.5vw, 12px);
  --r-btn: 10px;
}

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

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

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  color: var(--c-fg-dim);
  background: var(--c-bg-0);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* —— الخلفيات الديكورية —— */
.bg-fog {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 42%, rgba(225, 6, 19, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 100% 80% at 50% 0%, var(--c-bg-1) 0%, transparent 55%);
}

.glow {
  position: fixed;
  top: 18vh;
  left: 50%;
  transform: translateX(-50%);
  width: clamp(260px, 60vw, 520px);
  height: clamp(380px, 80vw, 680px);
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(ellipse at center, rgba(225, 6, 19, 0.16) 0%, rgba(225, 6, 19, 0.05) 45%, transparent 72%);
  filter: blur(40px);
}

/* —— الحاوي —— */
.container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-w);
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  padding-block: var(--space-lg) 0;
}

/* —— عناوين —— */
h1, h2, h3 {
  color: var(--c-fg-bright);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(1.6rem, 5vw, 2.4rem); font-weight: 700; }
h2 { font-size: clamp(1.25rem, 3.5vw, 1.7rem); font-weight: 600; letter-spacing: -0.01em; }
h3 { font-size: clamp(1rem, 2.5vw, 1.15rem); font-weight: 600; }

p { font-size: clamp(0.95rem, 2vw, 1.05rem); }

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

/* —— Hero —— */
.hero {
  text-align: center;
  padding-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

/* —— بطاقة الدعوة —— */
.invitation {
  position: relative;
  display: flex;
  justify-content: center;
  width: 100%;
  margin-bottom: var(--space-sm);
}

.invitation::after {
  content: '';
  position: absolute;
  inset: -4%;
  z-index: -1;
  border-radius: 20px;
  background: radial-gradient(ellipse at center, rgba(225, 6, 19, 0.30) 0%, transparent 65%);
  filter: blur(35px);
  opacity: 0.85;
  transition: opacity var(--t-fast);
}

.invitation:hover::after { opacity: 1; }

.invitation img {
  width: min(clamp(220px, 72vw, 380px), 100%);
  height: auto;
  display: block;
  border-radius: clamp(12px, 2.5vw, 20px);
  box-shadow:
    0 30px 70px rgba(0, 0, 0, 0.7),
    0 12px 30px rgba(0, 0, 0, 0.5),
    0 0 28px rgba(225, 6, 19, 0.22);
  transition: transform var(--t-fast), box-shadow var(--t-fast);
}

.invitation img:hover {
  transform: translateY(-4px);
  box-shadow:
    0 36px 80px rgba(0, 0, 0, 0.75),
    0 16px 36px rgba(0, 0, 0, 0.55),
    0 0 42px rgba(225, 6, 19, 0.35);
}

/* —— بادج —— */
.badge {
  display: inline-block;
  color: var(--c-gold);
  font-size: clamp(0.85rem, 2.5vw, 0.95rem);
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-xs);
  opacity: 0.95;
}

/* —— الفقرات —— */
.lead {
  color: var(--c-fg-bright);
  font-size: clamp(1.05rem, 3vw, 1.3rem);
  font-weight: 500;
  line-height: 1.75;
  max-width: 60ch;
}

.lead-2 {
  color: var(--c-fg-dim);
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  line-height: 1.8;
  max-width: 60ch;
}

/* —— Divider —— */
.divider {
  border: none;
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, var(--c-red), transparent);
  opacity: 0.65;
  margin-block: 0;
}

/* —— لماذا تنضم — بطاقات —— */
.why { display: flex; flex-direction: column; gap: var(--space-md); }

.why h2 { text-align: center; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: clamp(0.75rem, 2vw, 1.1rem);
}

.card {
  background: linear-gradient(160deg, rgba(245, 245, 245, 0.025), rgba(245, 245, 245, 0.005));
  border: 1px solid rgba(245, 245, 245, 0.08);
  border-radius: var(--r-card);
  padding: clamp(1rem, 3vw, 1.5rem);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  transition: border-color var(--t-fast), transform var(--t-fast), background var(--t-fast);
}

.card:hover {
  border-color: rgba(225, 6, 19, 0.4);
  transform: translateY(-2px);
  background: linear-gradient(160deg, rgba(225, 6, 19, 0.03), rgba(245, 245, 245, 0.005));
}

.card-icon {
  font-size: clamp(1.4rem, 4vw, 1.75rem);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-xs);
}

.card h3 { margin-bottom: 0.15em; }

.card p { color: var(--c-fg-dim); font-size: clamp(0.85rem, 2vw, 0.95rem); line-height: 1.6; }

/* —— Checklist —— */
.before { display: flex; flex-direction: column; gap: var(--space-md); }

.before h2 { text-align: center; }

.checklist { list-style: none; display: flex; flex-direction: column; gap: 0; }

.checklist li {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding-block: clamp(0.7rem, 2vw, 0.95rem);
  border-bottom: 1px solid rgba(245, 245, 245, 0.05);
  font-size: clamp(0.92rem, 2.2vw, 1rem);
  color: var(--c-fg-dim);
  line-height: 1.6;
}

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

.checklist li::before {
  content: '✓';
  flex-shrink: 0;
  color: var(--c-gold);
  font-weight: 700;
  font-size: 1.1em;
  line-height: 1.5;
}

/* —— Timeline —— */
.join { display: flex; flex-direction: column; gap: var(--space-md); }

.join h2 { text-align: center; }

.timeline {
  list-style: none;
  counter-reset: step;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(0.75rem, 2.5vw, 1.25rem);
  padding-block: clamp(1rem, 3vw, 1.75rem);
  text-align: center;
}

.step-number {
  counter-increment: step;
  display: grid;
  place-items: center;
  width: clamp(44px, 11vw, 52px);
  height: clamp(44px, 11vw, 52px);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-red), var(--c-red-dark));
  color: var(--c-fg-bright);
  font-weight: 700;
  font-size: clamp(1.1rem, 3vw, 1.3rem);
  box-shadow: 0 4px 16px rgba(225, 6, 19, 0.25), 0 0 12px rgba(225, 6, 19, 0.15);
  position: relative;
}

.step-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(0.5rem, 1.5vw, 0.75rem);
  max-width: 460px;
}

.step-body h3 { color: var(--c-fg-bright); }
.step-body p { color: var(--c-fg-dim); font-size: clamp(0.88rem, 2vw, 0.98rem); line-height: 1.65; }

.arrow {
  text-align: center;
  color: var(--c-gold);
  opacity: 0.55;
  font-size: clamp(1.4rem, 4vw, 1.8rem);
  line-height: 1;
  margin: 0.15rem 0;
  animation: bob 2.2s ease-in-out infinite;
  list-style: none;
  padding: 0;
}

@keyframes bob {
  0%, 100% { transform: translateY(0); opacity: 0.55; }
  50% { transform: translateY(4px); opacity: 0.8; }
}

/* —— الأزرار —— */
.btn {
  display: inline-block;
  width: min(100%, 460px);
  padding: clamp(0.85rem, 2.5vw, 1.1rem) clamp(1.5rem, 4vw, 2.25rem);
  font-family: inherit;
  font-weight: 600;
  font-size: clamp(0.95rem, 2.5vw, 1.05rem);
  text-align: center;
  border: 1px solid var(--c-red-deep);
  border-radius: var(--r-btn);
  background: linear-gradient(180deg, rgba(225, 6, 19, 0.14), rgba(225, 6, 19, 0.04));
  color: var(--c-fg-bright);
  cursor: pointer;
  transition: all var(--t-fast);
  letter-spacing: 0.01em;
}

.btn:hover {
  background: linear-gradient(180deg, var(--c-red), var(--c-red-deep));
  box-shadow: 0 0 28px rgba(225, 6, 19, 0.45), 0 4px 16px rgba(225, 6, 19, 0.3);
  transform: translateY(-2px);
  border-color: var(--c-red);
}

.btn:active { transform: translateY(0); }

.btn:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

/* —— Alert الذهبي —— */
.alert.gold {
  margin-top: clamp(1rem, 3vw, 1.5rem);
  color: var(--c-gold-deep);
  background: rgba(217, 179, 106, 0.06);
  border: 1px solid rgba(217, 179, 106, 0.22);
  border-radius: 8px;
  padding: clamp(0.85rem, 2.5vw, 1.1rem) clamp(1rem, 3vw, 1.4rem);
  font-size: clamp(0.82rem, 2.1vw, 0.92rem);
  text-align: center;
  line-height: 1.65;
  font-weight: 500;
}

/* —— Footer —— */
.footer {
  position: relative;
  z-index: 1;
  width: 100%;
  text-align: center;
  padding-block: clamp(2rem, 5vw, 3.5rem) clamp(1.5rem, 4vw, 2.5rem);
  margin-top: var(--space-lg);
}

.footer-divider {
  height: 1px;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto clamp(1.25rem, 3vw, 1.75rem);
  background: linear-gradient(90deg, transparent, var(--c-red), transparent);
  opacity: 0.7;
}

.brand-mark {
  font-size: clamp(1rem, 2.8vw, 1.15rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-fg-bright);
}

.footer-tagline {
  margin-top: clamp(0.4rem, 1.5vw, 0.6rem);
  font-size: clamp(0.78rem, 2vw, 0.88rem);
  color: var(--c-fg-dim);
  letter-spacing: 0.03em;
  font-weight: 400;
  opacity: 0.85;
}

/* —— Animations: Reveal —— */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms ease-out, transform 700ms ease-out;
}

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

/* احترام تفضيل تقليل الحركة */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .arrow { animation: none; }
}

/* —— Focus accessibility —— */
a:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

/* —— Responsive seasonal —— */
@media (min-width: 600px) {
  .step {
    flex-direction: row;
    align-items: flex-start;
    text-align: start;
  }
  .step-body { align-items: flex-start; }
}

@media (min-width: 768px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
  }
}

@media (min-width: 1440px) {
  .container { gap: var(--space-lg); }
}