@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes glowPulse{0%,100%{box-shadow:0 0 20px rgba(102,126,234,0.5)}50%{box-shadow:0 0 40px rgba(102,126,234,0.8)}}:root{--header-bg: rgba(255, 255, 255, 0.95);--header-shadow: 0 2px 40px rgba(0, 0, 0, 0.1);--text-primary: #2c3e50;--text-secondary: #6c757d;--accent-primary: #667eea;--accent-secondary: #764ba2;--accent-gradient: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);--hover-transform: translateY(-2px);--transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);--border-radius: 12px}body.dark-theme{--header-bg: rgba(30, 30, 40, 0.95);--text-primary: #ffffff;--text-secondary: #a0a0a0;--header-shadow: 0 2px 40px rgba(0, 0, 0, 0.5);--accent-primary: #8b9fff;--accent-secondary: #a67ec8;--accent-gradient: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);--border-radius: 12px;background:#1a1a2e;color:var(--text-primary)}.modern-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:var(--header-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:var(--header-shadow);transition:var(--transition-smooth);transform:translateY(0);position:relative}.modern-header::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg, transparent 30%, rgba(102,126,234,0.05) 50%, transparent 70%);animation:shimmer 3s infinite;pointer-events:none}@keyframes shimmer{0%{transform:translateX(-100%) translateY(-100%) rotate(45deg)}100%{transform:translateX(100%) translateY(100%) rotate(45deg)}}.modern-header.scrolled{box-shadow:0 5px 60px rgba(0,0,0,0.15)}.modern-header.hidden{transform:translateY(-100%)}.header-container{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 30px;height:80px;direction:rtl}.header-logo{flex-shrink:0}.logo-link{display:block;text-decoration:none}.logo-wrapper{display:flex;align-items:center;gap:12px;padding:8px 0;transition:var(--transition-smooth)}.logo-wrapper:hover{transform:scale(1.05)}.logo-img{height:50px;width:auto;filter:drop-shadow(0 2px 8px rgba(0,0,0,0.1))}.logo-text{display:flex;flex-direction:column;align-items:flex-start}.logo-title{font-size:1.4rem;font-weight:500;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-0.5px;background-size:200% 200%;animation:gradientShift 4s ease infinite;position:relative}.logo-title::after{content:'✨';position:absolute;top:-5px;right:-15px;font-size:0.5em;animation:float 3s ease-in-out infinite}.logo-tagline{font-size:0.75rem;color:var(--text-secondary);margin-top:-4px}.header-nav{flex:1;display:flex;justify-content:center;padding:0 40px}.nav-list{display:flex;gap:10px;list-style:none;margin:0;padding:0}.nav-item{position:relative}.nav-link{display:flex;align-items:center;gap:8px;padding:10px 20px;color:var(--text-primary);text-decoration:none;font-weight:500;font-size:0.95rem;border-radius:var(--border-radius);position:relative;overflow:hidden;transition:var(--transition-smooth)}.nav-link::before{content:'';position:absolute;inset:0;background:var(--accent-gradient);opacity:0;transition:opacity 0.3s ease;border-radius:var(--border-radius)}.nav-link:hover{color:white;transform:var(--hover-transform)}.nav-link:hover::before{opacity:1}.nav-icon,.nav-text{position:relative;z-index:2}.nav-icon{font-size:1.1rem;opacity:0.8;transition:var(--transition-smooth)}.nav-link:hover .nav-icon{opacity:1;transform:rotate(360deg)}.nav-link.active{background:var(--accent-gradient);color:white;box-shadow:0 4px 20px rgba(102,126,234,0.4)}.header-actions{display:flex;align-items:center;gap:15px}.header-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;font-size:0.9rem;font-weight:400;text-decoration:none;border-radius:var(--border-radius);transition:var(--transition-smooth);position:relative;overflow:hidden}.login-btn{color:var(--accent-primary);border:2px solid var(--accent-primary);background:transparent}.login-btn:hover{color:white;background:var(--accent-primary);transform:var(--hover-transform);box-shadow:0 8px 25px rgba(102,126,234,0.3)}.signup-btn{background:var(--accent-gradient);color:white;border:none;box-shadow:0 4px 15px rgba(102,126,234,0.3)}.signup-btn:hover{transform:var(--hover-transform);box-shadow:0 10px 30px rgba(102,126,234,0.4)}.header-btn::after{content:'';position:absolute;width:100px;height:100px;background:rgba(255,255,255,0.5);border-radius:50%;transform:scale(0);opacity:0;pointer-events:none}.header-btn:active::after{animation:ripple 0.6s ease-out}@keyframes ripple{0%{transform:scale(0);opacity:1}100%{transform:scale(4);opacity:0}}.user-menu{position:relative}.user-menu-btn{display:flex;align-items:center;gap:10px;padding:8px 16px;background:#f8f9fa;border:none;border-radius:30px;cursor:pointer;transition:var(--transition-smooth)}.user-menu-btn:hover{background:#e9ecef;transform:var(--hover-transform)}.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-gradient);display:flex;align-items:center;justify-content:center;overflow:hidden;color:white}.user-avatar img{width:100%;height:100%;object-fit:cover}.user-name{font-weight:400;color:var(--text-primary);max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-dropdown{position:absolute;top:100%;right:0;margin-top:10px;background:white;border-radius:var(--border-radius);box-shadow:0 10px 40px rgba(0,0,0,0.1);min-width:200px;opacity:0;transform:translateY(-10px);pointer-events:none;transition:var(--transition-smooth)}.user-dropdown.show{opacity:1;transform:translateY(0);pointer-events:auto}.dropdown-item{display:flex;align-items:center;gap:12px;padding:12px 20px;color:var(--text-primary);text-decoration:none;transition:var(--transition-smooth)}.dropdown-item:hover{background:#f8f9fa;color:var(--accent-primary);padding-right:25px}.dropdown-item.logout{color:#dc3545}.dropdown-divider{height:1px;background:#e9ecef;margin:8px 0}.theme-toggle{width:44px;height:44px;border:2px solid #e9ecef;background:transparent;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition-smooth);position:relative;overflow:hidden}.theme-toggle:hover{border-color:var(--accent-primary);transform:rotate(180deg)}.theme-toggle i{font-size:1.2rem;color:var(--text-primary);transition:var(--transition-smooth)}.mobile-toggle{display:none;flex-direction:column;justify-content:center;gap:4px;width:44px;height:44px;background:transparent;border:none;cursor:pointer;padding:10px}.mobile-toggle span{width:24px;height:2px;background:var(--text-primary);transition:var(--transition-smooth);transform-origin:center}.mobile-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px, 5px)}.mobile-toggle.active span:nth-child(2){opacity:0;transform:scale(0)}.mobile-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px, -5px)}.header-search{position:absolute;top:100%;left:0;right:0;background:white;padding:20px 0;box-shadow:0 10px 40px rgba(0,0,0,0.1);transform:translateY(-100%);opacity:0;pointer-events:none;transition:var(--transition-smooth)}.header-search.show{transform:translateY(0);opacity:1;pointer-events:auto}.search-container{max-width:800px;margin:0 auto;padding:0 30px;position:relative}.search-form{display:flex;gap:10px}.search-input{flex:1;padding:15px 20px;border:2px solid #e9ecef;border-radius:var(--border-radius);font-size:1rem;transition:var(--transition-smooth);direction:rtl}.search-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 4px rgba(102,126,234,0.1)}.search-submit{padding:0 25px;background:var(--accent-gradient);color:white;border:none;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition-smooth)}.search-submit:hover{transform:var(--hover-transform);box-shadow:0 8px 25px rgba(102,126,234,0.3)}.search-close{position:absolute;top:-10px;left:-10px;width:40px;height:40px;background:white;border:2px solid #e9ecef;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition-smooth)}.search-close:hover{border-color:#dc3545;color:#dc3545;transform:rotate(90deg)}.progress-bar{position:fixed;top:80px;left:0;height:3px;background:var(--accent-gradient);width:0%;transition:width 0.3s ease;z-index:999}.mobile-menu{position:fixed;inset:0;background:white;z-index:2000;transform:translateX(-100%);transition:transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);direction:rtl}.mobile-menu.show{transform:translateX(0)}.mobile-menu-header{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #e9ecef}.mobile-logo{height:40px}.mobile-close{width:40px;height:40px;background:#f8f9fa;border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition-smooth)}.mobile-close:hover{background:#e9ecef;transform:rotate(90deg)}.mobile-nav{padding:20px;display:flex;flex-direction:column;gap:10px}.mobile-nav-link{display:flex;align-items:center;gap:15px;padding:15px 20px;color:var(--text-primary);text-decoration:none;font-weight:500;border-radius:var(--border-radius);transition:var(--transition-smooth)}.mobile-nav-link:hover{background:#f8f9fa;padding-right:25px}.mobile-nav-link i{font-size:1.2rem;width:24px;text-align:center;color:var(--accent-primary)}.mobile-menu-footer{position:absolute;bottom:0;left:0;right:0;padding:20px;border-top:1px solid #e9ecef;display:flex;gap:10px}.mobile-action-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border:2px solid #e9ecef;border-radius:var(--border-radius);text-decoration:none;font-weight:400;color:var(--text-primary);transition:var(--transition-smooth)}.mobile-action-btn.primary{background:var(--accent-gradient);color:white;border:none}.mobile-action-btn:hover{transform:var(--hover-transform)}.main-content{padding-top:80px;min-height:100vh}.modern-footer{position:relative;background:#1a1f36;color:white;overflow:hidden}.footer-waves{position:absolute;top:-1px;left:0;right:0;height:120px;color:#1a1f36;transform:rotate(180deg)}.footer-content{position:relative;padding:80px 0 40px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 2fr;gap:40px;margin-bottom:40px}.footer-logo img{height:50px;margin-bottom:20px;filter:brightness(0) invert(1)}.footer-description{color:#a0a0a0;line-height:1.8;margin-bottom:20px}.footer-social{display:flex;gap:10px}.social-link{width:44px;height:44px;background:rgba(255,255,255,0.1);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;text-decoration:none;transition:var(--transition-smooth)}.social-link:hover{background:var(--accent-primary);transform:var(--hover-transform)}.footer-title{font-size:1.2rem;margin-bottom:20px;font-weight:400}.footer-links{list-style:none;padding:0}.footer-links li{margin-bottom:12px}.footer-links a{color:#a0a0a0;text-decoration:none;transition:var(--transition-smooth);display:inline-block}.footer-links a:hover{color:white;transform:translateX(-5px)}.footer-contact{display:flex;flex-direction:column;gap:15px}.contact-item{display:flex;gap:12px;align-items:flex-start;color:#a0a0a0}.contact-item i{color:var(--accent-primary);margin-top:3px}.footer-bottom{padding-top:40px;border-top:1px solid rgba(255,255,255,0.1);display:flex;justify-content:space-between;align-items:center}.copyright{color:#a0a0a0;margin:0}.footer-badges{display:flex;gap:15px}.trust-badge{height:50px;opacity:0.7;filter:grayscale(100%);transition:var(--transition-smooth)}.trust-badge:hover{opacity:1;filter:grayscale(0%)}@media (max-width: 1024px){.header-container{padding:0 20px}.header-nav{padding:0 20px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}@media (max-width: 768px){.header-container{height:70px}.header-nav,.login-btn,.signup-btn{display:none}.mobile-toggle{display:flex}.logo-text{display:none}.footer-grid{grid-template-columns:1fr;text-align:center}.footer-social{justify-content:center}.footer-bottom{flex-direction:column;gap:20px;text-align:center}}