/* ==========================================================
           1. ROOT VARIABLES
        ========================================================== */
        :root {
            --primary: #f97316;
            --primary-dark: #ea580c;
            --primary-deep: #c2410c;
            --bg: #faf7f2;
            --surface: #ffffff;
            --text: #18181b;
            --text-soft: #52525b;
            --text-muted: #71717a;
            --border: rgba(249, 115, 22, .12);
            --radius-xl: 32px;
            --radius-lg: 24px;
            --radius-md: 18px;
            --radius-sm: 14px;
            --container: 1320px;
            --gap-section: 28px;
            --gap-card: 20px;
            --shadow-section: 0 6px 30px rgba(249, 115, 22, 0.07);
        }

        /* ==========================================================
           2. RESET & BASE
        ========================================================== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 30px;
        }

        body {
            margin: 0;
            min-height: 100vh;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
            background: var(--bg);
            color: var(--text);
            direction: rtl;
            overflow-x: hidden;
            text-rendering: optimizeLegibility;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
        }

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

        :focus-visible {
            outline: 3px solid rgba(249, 115, 22, .45);
            outline-offset: 3px;
        }

        ::selection {
            background: rgba(249, 115, 22, .18);
        }

        /* ==========================================================
           3. SKIP LINK
        ========================================================== */
        .skip-link {
            position: fixed;
            top: -100px;
            right: 20px;
            z-index: 10000;
            padding: 11px 18px;
            background: #18181b;
            color: #fff;
            border-radius: 12px;
            font-weight: 700;
        }

        .skip-link:focus {
            top: 20px;
        }

        /* ==========================================================
           4. LAYOUT
        ========================================================== */
        .site-wrapper {
            width: min(100% - 32px, var(--container));
            margin: 0 auto;
            padding: 18px 0 28px;
        }

        .section {
            margin-bottom: var(--gap-section);
            padding: 48px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-section);
            transition: box-shadow .3s ease, transform .3s ease;
        }

        .section:hover {
            box-shadow: 0 8px 40px rgba(249, 115, 22, 0.12);
            transform: translateY(-2px);
        }

        .section:last-of-type {
            margin-bottom: 0;
        }

        /* ==========================================================
           5. HEADER
        ========================================================== */
        .header {
            position: relative;
            z-index: 1000;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 13px 18px;
            margin-bottom: var(--gap-section);
            box-shadow: var(--shadow-section);
            transition: box-shadow .3s ease;
        }

        .header:hover {
            box-shadow: 0 8px 35px rgba(249, 115, 22, 0.10);
        }

        .header-top {
            min-height: 58px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        /* ===== LOGO ===== */
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 48px;
            height: 48px;
            display: grid;
            place-items: center;
            border-radius: 15px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 1.35rem;
            transition: transform .25s ease;
            box-shadow: 0 4px 15px rgba(249, 115, 22, 0.25);
        }

        .logo:hover .logo-icon {
            transform: translateY(-2px) rotate(-4deg);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand {
            font-size: 1.3rem;
            font-weight: 900;
            letter-spacing: -.4px;
        }

        .brand span {
            color: var(--primary);
        }

        .logo-sub {
            margin-top: 4px;
            color: var(--text-muted);
            font-size: .68rem;
            font-weight: 500;
        }

        /* ===== NAV ===== */
        .main-nav {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .nav-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 13px;
            color: var(--text-soft);
            border-radius: var(--radius-sm);
            font-size: .88rem;
            font-weight: 600;
            transition: background .2s ease, color .2s ease, box-shadow .2s ease;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .nav-item i {
            color: var(--primary);
        }

        .nav-item:hover {
            color: var(--primary-deep);
            background: #fff7ed;
            box-shadow: 0 2px 12px rgba(249, 115, 22, 0.08);
        }

        .nav-item.active {
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 15px rgba(249, 115, 22, 0.30);
        }

        .nav-item.active i {
            color: #fff;
        }

        /* ===== ACTIONS ===== */
        .header-actions {
            display: flex;
            align-items: center;
            gap: 9px;
        }

        .btn-project {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 43px;
            padding: 0 18px;
            border-radius: var(--radius-sm);
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            font-size: .86rem;
            font-weight: 800;
            transition: transform .22s ease, box-shadow .22s ease;
            box-shadow: 0 4px 15px rgba(249, 115, 22, 0.25);
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .btn-project:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 25px rgba(249, 115, 22, 0.35);
        }

        /* ===== HAMBURGER ===== */
        .hamburger {
            display: none;
            width: 45px;
            height: 45px;
            padding: 9px;
            border: 1px solid #fed7aa;
            border-radius: var(--radius-sm);
            background: #fffaf5;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            width: 100%;
            height: 2.5px;
            margin: 4px 0;
            background: #3f3f46;
            border-radius: 10px;
            transition: .25s ease;
        }

        /* ===== MOBILE MENU ===== */
        .mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 10px);
            right: 10px;
            left: 10px;
            padding: 12px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            animation: menuIn .22s ease;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
        }

        .mobile-menu.show {
            display: grid;
        }

        .mobile-menu .nav-item {
            width: 100%;
            padding: 13px 15px;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .mobile-menu .btn-project {
            margin-top: 5px;
            width: 100%;
        }

        @keyframes menuIn {
            from {
                opacity: 0;
                transform: translateY(-7px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ==========================================================
           6. SECTION HEADING
        ========================================================== */
        .section-heading {
            max-width: 720px;
            margin: 0 auto 32px;
            text-align: center;
        }

        .section-heading h2 {
            margin: 0 0 9px;
            font-size: clamp(1.65rem, 3vw, 2.3rem);
            line-height: 1.45;
            font-weight: 900;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .section-heading h2 span {
            color: var(--primary);
        }

        .section-heading p {
            margin: 0;
            color: var(--text-muted);
            font-size: .92rem;
            line-height: 1.9;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 13px;
            background: #fff7ed;
            color: var(--primary-deep);
            border: 1px solid #fed7aa;
            border-radius: 100px;
            font-size: .75rem;
            font-weight: 800;
            margin-bottom: 14px;
            box-shadow: 0 2px 10px rgba(249, 115, 22, 0.08);
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        /* ==========================================================
           7. ABOUT PAGE
        ========================================================== */
        .about-page {
            background: #ffffff;
            border-radius: 32px;
            padding: 48px;
            border: 1px solid rgba(249, 115, 22, 0.08);
            box-shadow: 0 4px 20px rgba(0,0,0,0.02);
            margin-bottom: 30px;
        }

        .about-page .page-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .about-page .page-header .badge {
            display: inline-block;
            background: #fef0e6;
            color: #c2410c;
            padding: 4px 18px;
            border-radius: 100px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .about-page .page-header h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: #1e1e2a;
        }
        .about-page .page-header h1 span { color: #f97316; }
        .about-page .page-header p {
            color: #5a5a6a;
            font-size: 1.05rem;
            margin-top: 8px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== درباره ما متن ===== */
        .about-text-section {
            margin-bottom: 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .about-text-section .text-content p {
            color: #4a4a5a;
            font-size: 1rem;
            line-height: 2;
            margin-bottom: 12px;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }
        .about-text-section .text-content p strong { color: #f97316; }
        .about-text-section .image-content img {
            width: 100%;
            height: auto;
            border-radius: 24px;
            box-shadow: 0 8px 32px rgba(0,0,0,0.06);
        }

        /* ===== آمار ===== */
        .stats-about {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        .stat-about-item {
            background: #faf6f0;
            border-radius: 16px;
            padding: 24px 16px;
            text-align: center;
            transition: 0.3s;
            border: 1px solid transparent;
        }
        .stat-about-item:hover {
            border-color: rgba(249, 115, 22, 0.2);
            transform: translateY(-4px);
        }
        .stat-about-item .number {
            font-size: 2.2rem;
            font-weight: 800;
            color: #f97316;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }
        .stat-about-item .label {
            font-size: 0.85rem;
            color: #5a5a6a;
            font-weight: 500;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        /* ===== تیم ما ===== */
        .team-section {
            margin-bottom: 40px;
        }
        .team-section .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: #1e1e2a;
            text-align: center;
            margin-bottom: 24px;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }
        .team-section .section-title span { color: #f97316; }

        .team-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .team-card {
            background: #faf6f0;
            border-radius: 20px;
            padding: 28px 20px 24px;
            text-align: center;
            border: 2px solid transparent;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .team-card::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            left: 0;
            height: 4px;
            background: linear-gradient(90deg, #f97316, #ea580c);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }
        .team-card:hover::before { transform: scaleX(1); }
        .team-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 40px rgba(249, 115, 22, 0.12);
            border-color: rgba(249, 115, 22, 0.2);
        }
        .team-card .avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, #f97316, #ea580c);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            color: #fff;
            font-size: 2.2rem;
            box-shadow: 0 4px 16px rgba(249, 115, 22, 0.25);
        }
        .team-card .team-name {
            font-size: 1.15rem;
            font-weight: 700;
            color: #1e1e2a;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }
        .team-card .team-experience {
            display: inline-block;
            background: #fef0e6;
            color: #c2410c;
            padding: 2px 14px;
            border-radius: 100px;
            font-size: 0.8rem;
            font-weight: 600;
            margin: 6px 0 4px;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }
        .team-card .team-role {
            color: #f97316;
            font-weight: 600;
            font-size: 0.85rem;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }
        .team-card .team-desc {
            color: #5a5a6a;
            font-size: 0.9rem;
            margin-top: 6px;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        /* ===== اطلاعات تماس ===== */
        .contact-info-about {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 20px;
        }
        .info-card-about {
            background: #faf6f0;
            border-radius: 16px;
            padding: 20px 16px;
            text-align: center;
            transition: 0.3s;
            border: 1px solid transparent;
        }
        .info-card-about:hover {
            border-color: rgba(249, 115, 22, 0.2);
            transform: translateY(-4px);
        }
        .info-card-about .info-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: #fef0e6;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 10px;
            color: #f97316;
            font-size: 1.4rem;
        }
        .info-card-about .info-label {
            font-size: 0.75rem;
            color: #8a8a9a;
            font-weight: 500;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }
        .info-card-about .info-value {
            font-size: 0.95rem;
            font-weight: 600;
            color: #1e1e2a;
            margin-top: 2px;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        /* ==========================================================
           8. FOOTER
        ========================================================== */
        .footer {
            display: grid;
            grid-template-columns: auto 1fr auto;
            align-items: center;
            gap: 20px;
            padding: 27px 32px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            margin-top: var(--gap-section);
            box-shadow: var(--shadow-section);
            transition: box-shadow .3s ease;
        }

        .footer:hover {
            box-shadow: 0 8px 35px rgba(249, 115, 22, 0.08);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: .95rem;
            font-weight: 900;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .footer-brand span {
            color: var(--primary);
        }

        .footer-icon {
            width: 39px;
            height: 39px;
            display: grid;
            place-items: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 12px rgba(249, 115, 22, 0.20);
        }

        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: .76rem;
            font-weight: 650;
            transition: color .2s ease;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .footer-links a:hover {
            color: var(--primary);
        }

        .footer-social {
            display: flex;
            gap: 7px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            display: grid;
            place-items: center;
            border-radius: 11px;
            background: #fff7ed;
            color: var(--primary);
            transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.06);
        }

        .footer-social a:hover {
            color: #fff;
            background: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(249, 115, 22, 0.25);
        }

        .footer-copy {
            grid-column: 1 / -1;
            padding-top: 15px;
            border-top: 1px solid #f1e9e2;
            text-align: center;
            color: #a1a1aa;
            font-size: .7rem;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        /* ==========================================================
           9. ADMIN ACCESS
        ========================================================== */
        .admin-access-btn {
            position: fixed;
            bottom: 18px;
            left: 18px;
            z-index: 900;
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 13px;
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: 100px;
            background: rgba(24, 24, 27, .82);
            color: #fff;
            font-size: .72rem;
            font-weight: 700;
            backdrop-filter: blur(10px);
            transition: .2s ease;
            font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
        }

        .admin-access-btn:hover {
            background: #18181b;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ==========================================================
           10. RESPONSIVE
        ========================================================== */
        @media (max-width: 1100px) {
            .main-nav {
                gap: 2px;
            }
            .nav-item {
                padding: 8px 9px;
                font-size: .8rem;
            }
        }

        @media (max-width: 992px) {
            .about-text-section { grid-template-columns: 1fr; gap: 24px; }
            .about-text-section .image-content { order: -1; }
            .stats-about { grid-template-columns: repeat(2, 1fr); }
            .team-grid { grid-template-columns: repeat(2, 1fr); }
            .contact-info-about { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 900px) {
            .main-nav,
            .header-actions .btn-project {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .footer {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .footer-brand,
            .footer-social {
                justify-content: center;
            }
            .footer-copy {
                grid-column: auto;
            }
        }

        @media (max-width: 768px) {
            .about-page { padding: 28px 22px; border-radius: 24px; }
            .about-page .page-header h1 { font-size: 1.8rem; }
            .stats-about { grid-template-columns: 1fr 1fr; gap: 14px; }
            .team-grid { grid-template-columns: 1fr; gap: 16px; }
            .contact-info-about { grid-template-columns: 1fr 1fr; gap: 14px; }
            .footer { padding: 20px 24px; border-radius: 24px; flex-direction: column; text-align: center; gap: 12px; }
            .footer-brand { flex-direction: column; }
            .footer-links { justify-content: center; gap: 14px; }
            .footer-social { justify-content: center; }
            .admin-access-btn span { display: none; }
        }

        @media (max-width: 650px) {
            .site-wrapper {
                width: min(100% - 18px, var(--container));
                padding-top: 9px;
            }
            .header {
                border-radius: var(--radius-lg);
                margin-bottom: 14px;
            }
            .logo-icon {
                width: 42px;
                height: 42px;
            }
            .brand {
                font-size: 1.1rem;
            }
            .logo-sub {
                font-size: .59rem;
            }
            .about-page { padding: 20px 16px; border-radius: 20px; }
            .about-page .page-header h1 { font-size: 1.5rem; }
            .about-page .page-header p { font-size: 0.9rem; }
            .stats-about { grid-template-columns: 1fr; gap: 10px; }
            .contact-info-about { grid-template-columns: 1fr; gap: 12px; }
            .stat-about-item .number { font-size: 1.6rem; }
            .team-card { padding: 20px 16px; }
            .team-card .avatar { width: 64px; height: 64px; font-size: 1.8rem; }
            .footer { padding: 22px 16px; border-radius: var(--radius-lg); }
            .footer-links { gap: 10px 14px; }
            .admin-access-btn { bottom: 10px; left: 10px; }
            .admin-access-btn span { display: none; }
        }

        /* ==========================================================
           11. REDUCED MOTION
        ========================================================== */
        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: .01ms !important;
            }
        }