/**
 * ثهلان – أنيميشنات إبداعية عصرية
 * تصميم رقمي جذاب يأسر العين القارئة
 */

/* ========== متغيرات الأنيميشن ========== */
:root {
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --elastic: cubic-bezier(0.68, -0.6, 0.32, 1.6);
}

/* ========== تحميل الصفحة ========== */
body {
  animation: pageLoad 0.6s var(--smooth);
}

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

/* ========== الهيدر المتحرك ========== */
header {
  animation: headerSlide 0.5s var(--spring);
}

@keyframes headerSlide {
  from { transform: translateY(-100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

header.scrolled {
  transition: all 0.3s var(--smooth);
}

.logo {
  transition: transform 0.4s var(--spring);
}

.logo:hover {
  transform: scale(1.05) rotate(-2deg);
}

.logo-icon img {
  transition: transform 0.6s var(--elastic);
}

.logo:hover .logo-icon img {
  transform: rotate(-5deg) scale(1.1);
}

/* ========== روابط التنقل ========== */
nav a {
  position: relative;
  transition: all 0.3s var(--smooth);
}

nav a::before {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #C9A227, #A0522D);
  transition: width 0.4s var(--spring);
  border-radius: 2px;
}

nav a:hover::before {
  width: 100%;
}

nav a:hover {
  transform: translateY(-2px);
}

/* ========== الهيرو ========== */
.hero {
  animation: heroFadeIn 1s var(--smooth);
}

@keyframes heroFadeIn {
  from { 
    opacity: 0; 
    transform: scale(1.02);
  }
  to { 
    opacity: 1; 
    transform: scale(1);
  }
}

.hero-grid {
  animation: heroGridReveal 0.8s var(--spring) 0.2s backwards;
}

@keyframes heroGridReveal {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tagline {
  animation: taglineGlow 3s ease-in-out infinite;
}

@keyframes taglineGlow {
  0%, 100% { text-shadow: 0 0 20px rgba(255,255,255,0.3); }
  50% { text-shadow: 0 0 40px rgba(255,255,255,0.6), 0 0 60px rgba(201,162,39,0.3); }
}

/* ========== البطاقات – تأثيرات متقدمة ========== */
.card {
  transition: all 0.4s var(--spring);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #C9A227, #A0522D, #C9A227);
  background-size: 200% 100%;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--spring);
}

.card:hover::before {
  transform: scaleX(1);
  transform-origin: left;
  animation: gradientSlide 2s linear infinite;
}

@keyframes gradientSlide {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 
    0 25px 50px rgba(0,0,0,0.15),
    0 0 0 1px rgba(201,162,39,0.2);
}

.card .thumb {
  transition: transform 0.6s var(--smooth);
  overflow: hidden;
}

.card:hover .thumb img,
.card:hover .thumb {
  transform: scale(1.1);
}

.card .content {
  position: relative;
}

.card .content::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to top, var(--bg-card), transparent);
  opacity: 0;
  transition: opacity 0.3s var(--smooth);
  pointer-events: none;
}

.card:hover .content::before {
  opacity: 1;
}

.card h4 {
  transition: color 0.3s var(--smooth);
}

.card:hover h4 {
  color: #A0522D !important;
}

/* ========== أنيميشن الظهور المتتالي ========== */
.lane .grid .card {
  animation: cardReveal 0.6s var(--spring) backwards;
}

.lane .grid .card:nth-child(1) { animation-delay: 0.1s; }
.lane .grid .card:nth-child(2) { animation-delay: 0.2s; }
.lane .grid .card:nth-child(3) { animation-delay: 0.3s; }
.lane .grid .card:nth-child(4) { animation-delay: 0.4s; }
.lane .grid .card:nth-child(5) { animation-delay: 0.5s; }
.lane .grid .card:nth-child(6) { animation-delay: 0.6s; }

@keyframes cardReveal {
  from {
    opacity: 0;
    transform: translateY(50px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ========== عناوين الأقسام ========== */
.lane h3 {
  position: relative;
  overflow: hidden;
}

.lane h3::before {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, #C9A227, #A0522D);
  animation: lineGrow 0.6s var(--spring) backwards;
}

@keyframes lineGrow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

.lane h3::after {
  content: '✦';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(201, 162, 39, 0.5);
  font-size: 0.8rem;
  opacity: 0;
  transition: opacity 0.3s, transform 0.3s var(--spring);
}

.lane:hover h3::after {
  opacity: 1;
  transform: translateY(-50%) translateX(-10px);
}

/* ========== الفعاليات (Timeline) ========== */
.event {
  transition: all 0.4s var(--spring);
  position: relative;
}

.event::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 3px;
  height: 0;
  background: linear-gradient(180deg, #C9A227, #A0522D);
  transition: height 0.4s var(--spring);
  border-radius: 0 2px 2px 0;
}

.event:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 
    0 20px 40px rgba(0,0,0,0.12),
    0 0 0 1px rgba(201,162,39,0.3);
}

.event:hover::before {
  height: 100%;
}

/* الفعالية المميزة */
.event--featured {
  background: linear-gradient(135deg, rgba(26, 92, 58, 0.15), rgba(201, 162, 39, 0.1)) !important;
  border: 2px solid rgba(26, 92, 58, 0.4) !important;
  position: relative;
  overflow: hidden;
}

.event--featured::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #1a5c3a, #c9a227, #1a5c3a);
  background-size: 200% 100%;
  animation: featuredGradient 3s ease infinite;
}

@keyframes featuredGradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.event--featured:hover {
  transform: translateX(-8px) scale(1.02) !important;
  box-shadow: 0 8px 30px rgba(26, 92, 58, 0.3) !important;
}

/* ========== النشرة البريدية ========== */
.newsletter {
  position: relative;
  overflow: hidden;
  animation: newsletterGlow 4s ease-in-out infinite;
}

@keyframes newsletterGlow {
  0%, 100% { box-shadow: 0 20px 50px rgba(0,0,0,0.2); }
  50% { box-shadow: 0 20px 50px rgba(0,0,0,0.2), 0 0 60px rgba(201,162,39,0.1); }
}

.newsletter::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(201,162,39,0.08) 0%, transparent 50%);
  animation: newsletterOrb 10s linear infinite;
  pointer-events: none;
}

@keyframes newsletterOrb {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.newsletter input[type="email"] {
  transition: all 0.3s var(--spring);
}

.newsletter input[type="email"]:focus {
  transform: scale(1.02);
  box-shadow: 0 0 0 4px rgba(201,162,39,0.3);
}

.newsletter .btn {
  position: relative;
  overflow: hidden;
}

.newsletter .btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.newsletter .btn:hover::before {
  width: 300px;
  height: 300px;
}

/* ========== الأزرار ========== */
.btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s var(--spring);
}

.btn:hover {
  transform: translateY(-3px);
}

.btn:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-primary {
  background-size: 200% 200%;
  animation: btnGradient 3s ease infinite;
}

@keyframes btnGradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ========== السايد بلوك ========== */
.side-block {
  transition: all 0.4s var(--spring);
  animation: sideBlockSlide 0.6s var(--spring) backwards;
}

@keyframes sideBlockSlide {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.side-block:hover {
  transform: translateY(-6px);
  box-shadow: 
    0 15px 40px rgba(0,0,0,0.1),
    0 0 0 1px rgba(201,162,39,0.2);
}

.side-block li {
  transition: all 0.3s var(--smooth);
  position: relative;
}

.side-block li::before {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #C9A227);
  transition: width 0.3s var(--spring);
}

.side-block li:hover {
  padding-right: 16px;
}

.side-block li:hover::before {
  width: 8px;
}

/* ========== الفوتر ========== */
footer {
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #C9A227, transparent);
  animation: footerLine 3s ease-in-out infinite;
}

@keyframes footerLine {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

footer .footer-links a {
  position: relative;
  transition: all 0.3s var(--smooth);
}

footer .footer-links a::before {
  content: '→';
  position: absolute;
  right: 100%;
  margin-right: 4px;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.3s var(--spring);
}

footer .footer-links a:hover {
  transform: translateX(-8px);
  color: #C9A227 !important;
}

footer .footer-links a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* ========== زر العودة للأعلى ========== */
.back-to-top {
  transition: all 0.4s var(--spring);
  animation: backToTopPulse 2s ease-in-out infinite;
}

@keyframes backToTopPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(201,162,39,0.3); }
  50% { box-shadow: 0 4px 20px rgba(201,162,39,0.3), 0 0 0 8px rgba(201,162,39,0.1); }
}

.back-to-top:hover {
  transform: translateY(-8px) scale(1.1);
  animation: none;
}

/* ========== حقل البحث ========== */
.search input {
  transition: all 0.3s var(--spring);
}

.search input:focus {
  transform: scale(1.02);
  box-shadow: 0 0 0 3px rgba(201,162,39,0.2);
}

/* ========== تأثير الماوس المتتبع ========== */
.card,
.pick,
.cover,
.event {
  --mouse-x: 50%;
  --mouse-y: 50%;
}

.card:hover,
.pick:hover,
.cover:hover,
.event:hover {
  background-image: radial-gradient(
    circle at var(--mouse-x) var(--mouse-y),
    rgba(201,162,39,0.05) 0%,
    transparent 50%
  );
}

/* ========== نقاط الزخرفة العائمة ========== */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(201,162,39,0.1) 0%, transparent 20%),
    radial-gradient(circle at 90% 80%, rgba(160,82,45,0.1) 0%, transparent 20%),
    radial-gradient(circle at 50% 50%, rgba(255,255,255,0.05) 0%, transparent 30%);
  animation: particlesFloat 20s ease-in-out infinite;
  pointer-events: none;
}

@keyframes particlesFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-10px) rotate(1deg); }
  50% { transform: translateY(5px) rotate(-1deg); }
  75% { transform: translateY(-5px) rotate(0.5deg); }
}

/* ========== تحديد النص ========== */
::selection {
  background: rgba(201, 162, 39, 0.3);
  color: inherit;
}

/* ========== شريط التمرير المخصص ========== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-soft);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #C9A227, #A0522D);
  border-radius: 5px;
  border: 2px solid var(--bg-soft);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #A0522D, #C9A227);
}

/* ========== تعطيل الحركات لمن يفضلون ذلك ========== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========== تحسينات الجوال ========== */
@media (max-width: 640px) {
  .card:hover,
  .pick:hover,
  .event:hover {
    transform: translateY(-4px) !important;
  }
  
  .lane .grid .card {
    animation-delay: 0.05s !important;
  }
  
  .hero::after {
    animation: none;
  }
}