:root {
            --primary: #7c3aed;
            --primary-dark: #5b21b6;
            --primary-hover: #6d28d9;
            --primary-light: #a855f7;
            --primary-bg: #f3e8ff;
            --primary-pale: #faf5ff;
            --dark: #1e1b2e;
            --gray: #6b7280;
            --gray-light: #9ca3af;
            --white: #ffffff;
            --shadow-sm: rgba(124, 58, 237, 0.06);
            --shadow-md: rgba(124, 58, 237, 0.12);
            --shadow-lg: rgba(124, 58, 237, 0.20);
            --shadow-xl: rgba(124, 58, 237, 0.28);
            --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-md: 14px;
            --radius-sm: 12px;
            --p: var(--primary);
            --pd: var(--primary-dark);
            --pl: var(--primary-pale);
            --d: var(--dark);
            --g: var(--gray);
            --gl: var(--gray-light);
            --w: var(--white);
            --r: #ef4444;
            --gr: #10b981;
            --o: #f59e0b;
            --b: #e2e8f0;
            --rd: 20px;
            --rs: 12px;
            --t: var(--transition);
        }

        /* ==========================================
   RESET & BASE - بهینه برای موبایل
   ========================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%; /* جلوگیری از بزرگ شدن فونت در موبایل */
    -webkit-tap-highlight-color: transparent; /* حذف هایلایت آبی در موبایل */
}

body {
    font-family: 'Vazirmatn', sans-serif;
    background-color: #faf8ff;
    color: var(--dark);
    direction: rtl;
    /* حذف display:flex برای موبایل */
    /* استفاده از min-height: 100dvh به جای 100vh برای موبایل */
    min-height: 100dvh;
    line-height: 1.6;
    overflow-x: hidden; /* جلوگیری از اسکرول افقی در موبایل */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}


/* ==========================================
           HEADER
           ========================================== */
        .header-container-wrapper {
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 14px 0;
            transition: var(--transition);
        }
        .header-container-wrapper.scrolled { padding: 8px 0; }
        .main-header {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: 100px;
            box-shadow: 0 8px 32px var(--shadow-md);
            border: 1px solid rgba(124, 58, 237, 0.1);
            transition: var(--transition);
        }
        .header-container-wrapper.scrolled .main-header {
            box-shadow: 0 12px 40px var(--shadow-lg);
            background: rgba(255, 255, 255, 0.95);
        }
        .header-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 24px;
            gap: 16px;
        }
        .logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
        .logo-img { height: 44px; width: auto; object-fit: contain; transition: transform 0.3s ease; }
        .logo:hover .logo-img { transform: scale(1.06); }

        .main-nav .navbar-nav { gap: 6px; }
        .main-nav .nav-link {
            color: var(--dark);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
            padding: 8px 16px !important;
            border-radius: 30px;
            position: relative;
        }
        .main-nav .nav-link.active {
            color: var(--primary);
            background-color: var(--primary-bg);
            font-weight: 700;
        }
        .main-nav .nav-link:hover {
            color: var(--primary);
            background-color: var(--primary-pale);
        }

        .icon-btn-clean {
            background: var(--primary-pale);
            border: none;
            color: var(--dark);
            font-size: 17px;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
        }
        .icon-btn-clean:hover {
            color: var(--primary);
            background-color: var(--primary-bg);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px var(--shadow-sm);
        }
        .cart-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            background: linear-gradient(135deg, #ef4444, #dc2626);
            color: var(--white);
            font-size: 10px;
            font-weight: 700;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 3px 8px rgba(239, 68, 68, 0.5);
            border: 2px solid var(--white);
            animation: pulse-badge 2s infinite;
        }
        @keyframes pulse-badge {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.15); }
        }

        .btn-account {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--white) !important;
            padding: 11px 24px;
            border-radius: 50px;
            text-decoration: none;
            font-size: 13.5px;
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .btn-account:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(124, 58, 237, 0.45);
            color: var(--white) !important;
        }

        .search-box-header {
            display: flex;
            align-items: center;
            background: var(--primary-pale);
            border: 2px solid transparent;
            border-radius: 50px;
            padding: 5px;
            transition: var(--transition);
            width: 220px;
        }
        .search-box-header:focus-within {
            background: #fff;
            border-color: var(--primary);
            box-shadow: 0 0 0 5px rgba(124, 58, 237, 0.08);
            width: 250px;
        }
        .search-input-header {
            border: none;
            background: transparent;
            padding: 8px 14px 8px 4px;
            font-size: 13px;
            font-weight: 500;
            width: 100%;
            font-family: 'Vazirmatn', sans-serif;
            color: var(--dark);
            outline: none;
        }
        .search-input-header::placeholder { color: #b0a8c0; font-size: 12px; }
        .search-btn-header {
            background: var(--primary);
            color: #fff;
            border: none;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            flex-shrink: 0;
            font-size: 13px;
        }
        .search-btn-header:hover {
            background: var(--primary-hover);
            transform: scale(1.08);
        }

        /* Hero */
        .support-hero{background:linear-gradient(135deg,#1e1b4b 0%,#312e81 50%,#4c1d95 100%);border-radius:var(--rd);padding:50px 40px;margin:30px auto;max-width:1000px;display:flex;align-items:center;gap:40px;position:relative;overflow:hidden}
        .support-hero::before{content:'';position:absolute;top:-80px;left:-80px;width:250px;height:250px;background:rgba(255,255,255,.03);border-radius:50%}
        .support-hero::after{content:'';position:absolute;bottom:-60px;right:-60px;width:180px;height:180px;background:rgba(255,255,255,.03);border-radius:50%}
        .support-hero .hero-text{flex:1;position:relative;z-index:1}
        .support-hero .hero-text h1{font-size:30px;font-weight:900;color:#fff;margin-bottom:16px;line-height:1.5}
        .support-hero .hero-text p{font-size:15px;color:rgba(255,255,255,.85);line-height:2;margin:0}
        .support-hero .hero-image{flex-shrink:0;position:relative;z-index:1}
        .support-hero .hero-image img{max-width:300px;height:auto;filter:drop-shadow(0 10px 30px rgba(0,0,0,.3));animation:float 3s ease-in-out infinite}
        @keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

        /* Content */
        .support-container{max-width:1000px;margin:0 auto;padding:0 20px 50px;flex:1}
        
        .features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:30px}
        .feature-card{background:#fff;border:1px solid var(--b);border-radius:var(--rd);padding:24px 18px;text-align:center;box-shadow:0 2px 10px rgba(0,0,0,.03);transition:var(--t)}
        .feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(124,58,237,.1);border-color:var(--p)}
        .feature-card .f-icon{width:56px;height:56px;border-radius:50%;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:22px}
        .feature-card h4{font-weight:800;font-size:14px;color:var(--d);margin-bottom:6px}
        .feature-card p{font-size:12px;color:var(--g);line-height:1.8;margin:0}

        .contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:30px}
        .contact-card{background:#fff;border:1px solid var(--b);border-radius:var(--rd);padding:28px 20px;text-align:center;box-shadow:0 2px 10px rgba(0,0,0,.03);transition:var(--t)}
        .contact-card:hover{transform:translateY(-3px)}
        .contact-card .c-icon{width:52px;height:52px;border-radius:50%;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:20px}
        .contact-card h4{font-weight:800;font-size:14px;color:var(--d);margin-bottom:8px}
        .contact-card a{color:var(--p);text-decoration:none;font-weight:700;font-size:15px}
        .contact-card span{font-size:12px;color:var(--gl)}

        .info-card{background:#fff;border:1px solid var(--b);border-radius:var(--rd);padding:28px;box-shadow:0 2px 12px rgba(0,0,0,.04);margin-bottom:30px}
        .info-card h2{font-size:20px;font-weight:900;color:var(--d);margin-bottom:16px;display:flex;align-items:center;gap:8px}
        .info-card h2::before{content:'';display:inline-block;width:5px;height:22px;background:var(--p);border-radius:3px}
        .info-card p{font-size:14px;color:var(--g);line-height:2.2;margin-bottom:10px}
        .highlight-box{background:var(--pl);border:1px solid rgba(124,58,237,.2);border-radius:var(--rs);padding:16px 20px;margin-top:16px;display:flex;align-items:center;gap:12px}
        .highlight-box i{font-size:22px;color:var(--p)}
        .highlight-box p{margin:0;font-weight:700;color:var(--pd);font-size:13px}

        .support-hours{background:#fffdf5;border:2px solid #fde68a;border-radius:var(--rd);padding:24px;text-align:center;margin-bottom:30px}
        .support-hours .sh-icon{font-size:40px;color:var(--o);margin-bottom:12px}
        .support-hours h3{font-weight:800;font-size:18px;color:#92400e;margin-bottom:8px}
        .support-hours p{font-size:14px;color:#a16207;line-height:2;margin:0}

        /* Footer */
        .main-footer{background:#fff;border-top:1px solid var(--b);padding:40px 0 20px;margin-top:auto}
        .footer-col h3{color:var(--p);font-size:17px;font-weight:700;margin-bottom:14px}
        .footer-col p,.footer-col a{color:var(--g);font-size:13px;text-decoration:none;transition:var(--t)}
        .footer-col a:hover{color:var(--p)}

        @media(max-width:992px){.nav-links{display:none}.search-box-header{width:100%;margin:10px 0}.search-box-header:focus-within{width:100%}.support-hero{flex-direction:column;text-align:center;padding:40px 24px}.support-hero .hero-image img{max-width:200px}.features-grid{grid-template-columns:repeat(2,1fr)}.contact-grid{grid-template-columns:1fr}}
        @media(max-width:768px){.features-grid{grid-template-columns:1fr}.support-hero .hero-text h1{font-size:24px}.header-inner{padding:6px 12px}.logo-img{height:38px;transform:scale(1.2)}}