/* Main CSS - الأنماط غير الحرجة - تحميل مؤجل */
/* يُحمّل بعد critical.css باستخدام preload */

/* متغيرات إضافية */
:root{--secondary-light:#9b68cc;--success-dark:#059669;--error:#ef4444;--error-dark:#dc2626;--warning:#f59e0b;--info:#3b82f6;--gray-900:#0f172a;--gray-800:#1e293b;--gray-700:#334155;--gray-500:#64748b;--gray-300:#cbd5e1;--gray-100:#f1f5f9;--space-2xl:4rem;--radius-xs:6px;--shadow-xs:0 1px 2px rgba(0,0,0,.05);--shadow-sm:0 2px 8px rgba(0,0,0,.08);--shadow-md:0 4px 16px rgba(0,0,0,.12);--transition-slow:.5s ease;--z-dropdown:100;--z-fixed:300;--z-modal:400;--z-popover:500;--z-tooltip:600;--z-toast:9999}

/* العناصر المساعدة */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* نتيجة التحميل */
#result-container{max-width:850px;margin:var(--space-lg) auto;min-height:1px}

.video-info-new{background:white;border-radius:var(--radius-xl);padding:var(--space-lg);box-shadow:var(--shadow-xl);display:grid;grid-template-columns:320px 1fr;gap:var(--space-lg);animation:slideInScale .6s cubic-bezier(.34,1.56,.64,1);border:1px solid var(--gray-200);position:relative;overflow:hidden}

.video-info-new::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary),var(--success));background-size:200% 100%;animation:gradientSlide 3s ease infinite}

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

@keyframes slideInScale{from{opacity:0;transform:translateY(-30px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}

.video-thumbnail{position:relative;border-radius:var(--radius-md);overflow:hidden;background:var(--gray-100);box-shadow:var(--shadow-lg);transition:transform var(--transition-normal)}

.video-thumbnail:hover{transform:scale(1.02)}

.video-thumbnail img{width:100%;height:auto;display:block;transition:transform var(--transition-slow)}

.video-thumbnail:hover img{transform:scale(1.05)}

.video-duration{position:absolute;bottom:10px;right:10px;background:rgba(0,0,0,.9);color:white;padding:6px 12px;border-radius:var(--radius-sm);font-size:.875rem;font-weight:700;backdrop-filter:blur(10px);box-shadow:var(--shadow-md)}

body.rtl .video-duration{right:auto;left:10px}

.quality-badge{position:absolute;top:10px;right:10px;background:linear-gradient(135deg,var(--success),var(--success-dark));color:white;padding:5px 14px;border-radius:var(--radius-full);font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 4px 12px rgba(16,185,129,.4);animation:fadeIn .6s ease .3s both}

body.rtl .quality-badge{right:auto;left:10px}

.video-details{display:flex;flex-direction:column;gap:var(--space-md);justify-content:center}

.video-title-new{font-size:1.35rem;font-weight:700;color:var(--dark);line-height:1.4;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.creator-info{color:var(--gray-500);font-size:.95rem;font-weight:600;display:flex;align-items:center;gap:var(--space-xs)}

.creator-name{display:inline-flex;align-items:center;gap:4px}

.creator-name::before{content:'👤';font-size:1rem}

/* أزرار التحميل */
.download-buttons-new{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.85rem;animation:fadeInButtons .8s ease-out .4s both}

@keyframes fadeInButtons{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

.download-link-new{display:flex;align-items:center;justify-content:center;gap:var(--space-xs);padding:.85rem 1.1rem;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:white;border:none;border-radius:var(--radius-md);font-size:.95rem;font-weight:700;cursor:pointer;transition:all var(--transition-bounce);box-shadow:0 4px 16px rgba(102,126,234,.35);text-decoration:none;position:relative;overflow:hidden}

.download-link-new::before{content:'';position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,.4);transform:translate(-50%,-50%);transition:width .6s,height .6s}

.download-link-new:active::before{width:300px;height:300px}

.download-link-new::after{content:'';position:absolute;top:-50%;right:-50%;bottom:-50%;left:-50%;background:linear-gradient(to bottom,rgba(255,255,255,0),rgba(255,255,255,.2),rgba(255,255,255,0));transform:rotate(45deg) translateX(-200%);transition:transform .6s}

.download-link-new:hover::after{transform:rotate(45deg) translateX(200%)}

.download-link-new:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(102,126,234,.45)}

.download-link-new:active{transform:translateY(-2px)}

.download-link-new:disabled{opacity:.6;cursor:not-allowed;transform:none}

.download-link-new:nth-child(1){animation:popIn .4s ease-out .5s both}
.download-link-new:nth-child(2){animation:popIn .4s ease-out .6s both}
.download-link-new:nth-child(3){animation:popIn .4s ease-out .7s both}
.download-link-new:nth-child(4){animation:popIn .4s ease-out .8s both}
.download-link-new:nth-child(5){animation:popIn .4s ease-out .9s both}
.download-link-new:nth-child(6){animation:popIn .4s ease-out 1.0s both}
.download-link-new:nth-child(7){animation:popIn .4s ease-out 1.1s both}
.download-link-new:nth-child(8){animation:popIn .4s ease-out 1.2s both}

@keyframes popIn{from{opacity:0;transform:scale(.7) translateY(20px)}60%{transform:scale(1.05) translateY(-5px)}to{opacity:1;transform:scale(1) translateY(0)}}

.download-link-new.watermark{background:linear-gradient(135deg,var(--gray-500) 0%,var(--gray-600) 100%);box-shadow:0 4px 16px rgba(100,116,139,.35)}

.download-link-new.watermark:hover{box-shadow:0 8px 24px rgba(100,116,139,.45)}

/* Skeleton Loading */
.skeleton{background:linear-gradient(90deg,var(--gray-100) 25%,var(--gray-200) 50%,var(--gray-100) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}

@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

.skeleton-video{max-width:850px;margin:var(--space-lg) auto;background:white;border-radius:var(--radius-xl);padding:var(--space-lg);box-shadow:var(--shadow-xl);display:grid;grid-template-columns:320px 1fr;gap:var(--space-lg)}

.skeleton-thumb{height:200px;border-radius:var(--radius-md)}

.skeleton-text{height:24px;margin-bottom:12px;border-radius:var(--radius-sm)}

.skeleton-text.short{width:60%}

.skeleton-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:.85rem;margin-top:var(--space-md)}

.skeleton-button{height:45px;border-radius:var(--radius-md)}

/* Toast Notifications */
.toast{position:fixed;bottom:30px;right:30px;background:white;padding:1rem 1.5rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);display:flex;align-items:center;gap:12px;transform:translateX(400px);transition:transform var(--transition-bounce);z-index:var(--z-toast);min-width:300px;max-width:400px;border-left:4px solid var(--success)}

body.rtl .toast{right:auto;left:30px;border-left:none;border-right:4px solid var(--success);transform:translateX(-400px)}

.toast.show{transform:translateX(0)}

.toast-icon{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}

.toast-success{border-left-color:var(--success)}

body.rtl .toast-success{border-right-color:var(--success)}

.toast-success .toast-icon{background:var(--success);color:white}

.toast-success .toast-icon::before{content:'✓'}

.toast-error{border-left-color:var(--error)}

body.rtl .toast-error{border-right-color:var(--error)}

.toast-error .toast-icon{background:var(--error);color:white}

.toast-error .toast-icon::before{content:'✕'}

.toast-message{flex:1;color:var(--dark);font-weight:600;font-size:.95rem;line-height:1.4}

/* رسائل الخطأ */
.error-message,.success-message,.info-message{padding:1.25rem 1.5rem;border-radius:var(--radius-lg);margin:var(--space-md) 0;font-weight:600;animation:slideInRight .5s ease-out;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:12px}

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

body.rtl .error-message,body.rtl .success-message,body.rtl .info-message{animation:slideInLeft .5s ease-out}

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

.error-message{background:#fee;border:2px solid var(--error);color:#991b1b}

.error-message::before{content:'⚠️';font-size:1.5rem}

.success-message{background:#d1fae5;border:2px solid var(--success);color:#065f46}

.success-message::before{content:'✅';font-size:1.5rem}

.info-message{background:#dbeafe;border:2px solid var(--info);color:#1e40af}

.info-message::before{content:'ℹ️';font-size:1.5rem}

/* المنصات المدعومة */
.platform-section{margin:var(--space-xl) 0;padding:var(--space-xl) 0;background:white;border-radius:var(--radius-xl);text-align:center}

.platform-title{font-size:1.75rem;font-weight:800;margin-bottom:var(--space-lg);color:var(--dark);text-align:center}

.platform-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-md);max-width:1000px;margin:0 auto;padding:0 var(--space-md)}

.platform-box{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-lg) var(--space-md);background:white;border:2px solid var(--gray-200);border-radius:var(--radius-lg);text-decoration:none;color:var(--dark);font-weight:700;font-size:.9rem;transition:all var(--transition-bounce);min-height:120px;box-shadow:var(--shadow-sm);text-align:center;line-height:1.4;position:relative;overflow:hidden}

.platform-box::before{content:'';position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:radial-gradient(circle,rgba(102,126,234,.1),transparent);transform:translate(-50%,-50%);transition:width .6s,height .6s}

.platform-box:hover::before{width:300px;height:300px}

.platform-box:hover{border-color:var(--primary);transform:translateY(-6px) scale(1.02);box-shadow:0 8px 24px rgba(102,126,234,.25)}

.platform-box:active{transform:translateY(-3px) scale(1)}

.platform-box .icon{width:48px;height:48px;flex-shrink:0;transition:transform var(--transition-bounce);position:relative;z-index:1}

.platform-box:hover .icon{transform:scale(1.15) rotate(5deg)}

/* قسم المميزات */
.features-section,.how-to-section{padding:var(--space-2xl) 0}

.section-title{text-align:center;margin-bottom:var(--space-xl);animation:fadeInUp .6s ease-out}

.section-title h2{font-size:clamp(1.75rem,4vw,2.75rem);font-weight:900;color:var(--dark);margin-bottom:var(--space-md);letter-spacing:-.02em}

.section-title p{font-size:1.125rem;color:var(--gray-500);max-width:650px;margin:0 auto;line-height:1.7}

.features-grid,.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-lg);max-width:1100px;margin:0 auto}

.feature-item{text-align:center;padding:var(--space-lg);transition:transform var(--transition-normal)}

.feature-item:hover{transform:translateY(-5px)}

.step-item{background:white;border-radius:var(--radius-xl);border-top:5px solid var(--success);box-shadow:var(--shadow-lg);transition:all var(--transition-normal);padding:var(--space-lg);text-align:center;position:relative}

.step-item:hover{transform:translateY(-10px);box-shadow:var(--shadow-xl)}

.feature-icon{display:inline-flex;align-items:center;justify-content:center;width:80px;height:80px;background:linear-gradient(135deg,var(--primary-light),var(--primary));color:white;border-radius:50%;font-size:2.5rem;margin-bottom:var(--space-md);box-shadow:var(--shadow-md);transition:transform var(--transition-bounce)}

.feature-item:hover .feature-icon{transform:scale(1.1) rotate(10deg)}

.step-number{display:inline-flex;align-items:center;justify-content:center;width:70px;height:70px;background:linear-gradient(135deg,var(--success) 0%,var(--success-dark) 100%);color:white;border-radius:50%;font-size:2rem;font-weight:900;margin:-4rem auto var(--space-md);border:6px solid white;box-shadow:var(--shadow-lg);transition:transform var(--transition-bounce)}

.step-item:hover .step-number{transform:scale(1.15) rotate(-10deg)}

.feature-item h3,.step-item h3{font-size:1.35rem;font-weight:700;color:var(--dark);margin-bottom:var(--space-sm);letter-spacing:-.01em}

.feature-item p,.step-item p{color:var(--gray-500);line-height:1.7;font-size:1rem}

/* الأسئلة الشائعة */
.faq-section{padding:var(--space-2xl) 0;background:var(--light-bg)}

.faq-accordion{max-width:850px;margin:0 auto;background:white;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg)}

.faq-item{border-bottom:1px solid var(--gray-200);transition:background var(--transition-fast)}

.faq-item:last-child{border-bottom:none}

.faq-item:hover{background:#f9fafb}

.faq-question{width:100%;padding:var(--space-lg);background:none;border:none;text-align:right;font-family:inherit;font-size:1.15rem;font-weight:700;color:var(--dark);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:var(--space-md);transition:all var(--transition-fast)}

body:not(.rtl) .faq-question{text-align:left}

.faq-question:hover{color:var(--primary)}

.faq-question i,.faq-question .icon{transition:transform var(--transition-normal);color:var(--primary);font-size:1.2rem;flex-shrink:0}

.faq-question[aria-expanded="true"] i,.faq-question[aria-expanded="true"] .icon{transform:rotate(180deg)}

.faq-answer{max-height:0;overflow:hidden;transition:max-height var(--transition-slow),padding var(--transition-normal);padding:0 var(--space-lg)}

.faq-question[aria-expanded="true"]+.faq-answer{max-height:500px;padding:0 var(--space-lg) var(--space-lg)}

.faq-answer p{color:var(--gray-600);line-height:1.8;margin:0;font-size:1rem}

/* قسم الختام */
.closing-section{padding:var(--space-xl) 0;text-align:center}

.closing-section p{max-width:900px;margin:0 auto;color:var(--gray-600);line-height:1.8;font-size:1rem}

/* الفوتر */
.site-footer{background:linear-gradient(135deg,#1a202c 0%,#2d3748 100%);color:white;padding:var(--space-2xl) 0 var(--space-lg);margin-top:var(--space-2xl);position:relative;overflow:hidden}

.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary),var(--success))}

.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-xl);margin-bottom:var(--space-xl)}

.footer-section h3{font-size:1.35rem;margin-bottom:var(--space-md);color:white;font-weight:800;letter-spacing:-.01em}

.footer-section ul{list-style:none}

.footer-section ul li{margin-bottom:.85rem}

.footer-section a{color:#e2e8f0;text-decoration:none;transition:all var(--transition-fast);font-size:.95rem;display:inline-block}

.footer-section a:hover{color:var(--primary-light);transform:translateX(5px)}

body.rtl .footer-section a:hover{transform:translateX(-5px)}

.footer-section p{color:#cbd5e1;line-height:1.8;font-size:.95rem}

.language-selector,.footer-section select,#lang-select{padding:.85rem 1.1rem;border-radius:var(--radius-md);border:2px solid rgba(255,255,255,.2);background:rgba(255,255,255,.15);color:white!important;font-weight:600;font-size:.95rem;cursor:pointer;transition:all var(--transition-normal);width:100%;max-width:220px;backdrop-filter:blur(10px)}

.language-selector:hover,.footer-section select:hover,#lang-select:hover{background:rgba(255,255,255,.25);border-color:rgba(255,255,255,.4);transform:translateY(-2px)}

.language-selector option,.footer-section select option,#lang-select option{background:#1a202c;color:white;padding:.75rem}

.language-selector label{display:block;margin-bottom:.75rem;font-weight:700;color:white;font-size:.95rem}

.social-links{display:flex;gap:var(--space-md);margin-top:var(--space-md)}

.social-links a{display:inline-flex;align-items:center;justify-content:center;width:45px;height:45px;background:rgba(255,255,255,.1);border-radius:50%;color:white;font-size:1.2rem;transition:all var(--transition-bounce);backdrop-filter:blur(10px)}

.social-links a:hover{background:var(--primary);transform:translateY(-5px) rotate(5deg);box-shadow:0 8px 20px rgba(102,126,234,.4)}

.footer-bottom{text-align:center;padding-top:var(--space-lg);border-top:1px solid rgba(255,255,255,.1);color:#94a3b8;font-size:.9rem;margin-top:var(--space-lg)}

.footer-bottom p{margin:0}

/* Progress Bar */
.download-progress{position:relative;height:10px;background:var(--gray-200);border-radius:var(--radius-full);overflow:hidden;margin-top:var(--space-sm)}

.download-progress-bar{height:100%;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:var(--radius-full);transition:width .3s ease;position:relative;overflow:hidden}

.download-progress-bar::after{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:progressShimmer 1.5s infinite}

@keyframes progressShimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

.progress-text{text-align:center;margin-top:var(--space-xs);font-size:.85rem;color:var(--gray-500);font-weight:600}

/* تحسينات إضافية */
::selection{background:var(--primary);color:white}

::-moz-selection{background:var(--primary);color:white}

::-webkit-scrollbar{width:12px}

::-webkit-scrollbar-track{background:var(--gray-100)}

::-webkit-scrollbar-thumb{background:var(--gray-400);border-radius:var(--radius-full);border:3px solid var(--gray-100)}

::-webkit-scrollbar-thumb:hover{background:var(--gray-500)}

html{scroll-padding-top:80px}

a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--primary);outline-offset:2px}

#submit-btn:not(:disabled):not(:active){animation:gentlePulse 3s infinite}

@keyframes gentlePulse{0%,100%{box-shadow:0 8px 20px rgba(16,185,129,.4)}50%{box-shadow:0 8px 28px rgba(16,185,129,.5)}}

/* Responsive */
@media (max-width:992px){
  .video-info-new{grid-template-columns:1fr;gap:var(--space-md)}
  .download-buttons-new{grid-template-columns:repeat(2,1fr)}
  .skeleton-video{grid-template-columns:1fr}
}

@media (max-width:768px){
  :root{--space-xl:2rem;--space-2xl:2.5rem}
  .platform-links{grid-template-columns:repeat(2,1fr);gap:var(--space-sm)}
  .platform-box{font-size:.8rem;padding:var(--space-md) var(--space-xs);min-height:100px}
  .platform-box .icon{width:36px;height:36px}
  .features-grid,.steps-grid{grid-template-columns:1fr;gap:var(--space-md)}
  .footer-content{grid-template-columns:1fr;text-align:center;gap:var(--space-lg)}
  .social-links{justify-content:center}
  .language-selector,#lang-select{max-width:100%}
  .toast{left:15px;right:15px;bottom:15px;min-width:auto}
  body.rtl .toast{left:15px;right:15px}
}

@media (max-width:640px){
  .platform-title{font-size:1.5rem}
  .section-title h2{font-size:1.75rem}
  .video-title-new{font-size:1.1rem}
  .download-buttons-new{grid-template-columns:1fr}
}

@media (max-width:480px){
  .platform-box{font-size:.75rem;padding:.85rem .5rem;min-height:90px}
  .platform-box .icon{width:32px;height:32px}
  .download-link-new{font-size:.9rem;padding:.85rem .75rem}
  .video-info-new{padding:var(--space-md)}
}

/* طباعة */
@media print{
  .site-header,.site-footer,#tiktok-form,.download-buttons-new,.platform-section,.paste-btn{display:none!important}
  .video-info-new{box-shadow:none;border:1px solid #000}
}