:root {
            --bg-primary: #0f172a;
            --bg-secondary: #020617;
            --bg-card: rgba(15, 23, 42, 0.8);
            --accent-cyan: #06b6d4;
            --accent-blue: #3b82f6;
            --accent-purple: #8b5cf6;
            --accent-indigo: #6366f1;
            --text-primary: #f8fafc;
            --text-secondary: #94a3b8;
            --text-muted: #475569;
            --border-glass: rgba(148, 163, 184, 0.1);
            --border-glow: rgba(6, 182, 212, 0.3);
            --radius-lg: 16px;
            --radius-xl: 24px;
            --shadow-glow: 0 0 40px rgba(6, 182, 212, 0.15);
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* Scroll Progress */
        #scroll-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
            z-index: 9999;
            width: 0%;
            transition: width 0.1s linear;
        }

        /* Page Loader */
        #page-loader {
            position: fixed;
            inset: 0;
            background: var(--bg-secondary);
            z-index: 9998;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 20px;
            transition: opacity 0.5s ease, visibility 0.5s ease;
        }

        #page-loader.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .loader-logo {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .loader-bar {
            width: 200px;
            height: 2px;
            background: var(--border-glass);
            border-radius: 2px;
            overflow: hidden;
        }

        .loader-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
            border-radius: 2px;
            animation: loadFill 1.2s ease forwards;
        }

        @keyframes loadFill {
            from {
                width: 0%;
            }

            to {
                width: 100%;
            }
        }

        /* Navbar */
        #navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: all var(--transition);
        }

        #navbar.scrolled {
            background: rgba(2, 6, 23, 0.9);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-glass);
            padding: 12px 0;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        }

        .nav-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            transition: color var(--transition);
            position: relative;
            letter-spacing: 0.02em;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 1px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
            transition: width var(--transition);
        }

        .nav-link:hover {
            color: var(--text-primary);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .nav-link.active {
            color: var(--text-primary);
        }

        /* Buttons */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            color: white;
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
            border-radius: 10px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
        }

        .btn-primary::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
            opacity: 0;
            transition: opacity var(--transition);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(59, 130, 246, 0.4);
        }

        .btn-primary:hover::before {
            opacity: 1;
        }

        .btn-primary span,
        .btn-primary svg {
            position: relative;
            z-index: 1;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 27px;
            background: transparent;
            color: var(--text-primary);
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 10px;
            text-decoration: none;
            border: 1px solid var(--border-glass);
            cursor: pointer;
            transition: all var(--transition);
        }

        .btn-secondary:hover {
            background: rgba(148, 163, 184, 0.1);
            border-color: rgba(6, 182, 212, 0.4);
            transform: translateY(-2px);
        }

        /* Glass card */
        .glass-card {
            background: rgba(15, 23, 42, 0.6);
            backdrop-filter: blur(20px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-xl);
            transition: all var(--transition);
        }

        /* Section tag */
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(6, 182, 212, 0.1);
            border: 1px solid rgba(6, 182, 212, 0.2);
            border-radius: 100px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-cyan);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .section-tag-dot {
            width: 6px;
            height: 6px;
            background: var(--accent-cyan);
            border-radius: 50%;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {

            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }

            50% {
                opacity: 0.5;
                transform: scale(1.5);
            }
        }

        /* Gradient text */
        .gradient-text {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 50%, var(--accent-purple) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Grid bg */
        .grid-bg {
            background-image:
                linear-gradient(rgba(148, 163, 184, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(148, 163, 184, 0.04) 1px, transparent 1px);
            background-size: 60px 60px;
        }

        /* Mobile menu */
        #mobile-menu {
            position: fixed;
            inset: 0;
            background: rgba(2, 6, 23, 0.98);
            backdrop-filter: blur(20px);
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 32px;
            transform: translateX(100%);
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        #mobile-menu.open {
            transform: translateX(0);
        }

        .mobile-nav-link {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-secondary);
            text-decoration: none;
            transition: all var(--transition);
        }

        .mobile-nav-link:hover {
            color: var(--accent-cyan);
        }

        /* Back to top */
        #back-to-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0;
            transform: translateY(20px);
            transition: all var(--transition);
            z-index: 999;
            border: none;
            box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
        }

        #back-to-top.visible {
            opacity: 1;
            transform: translateY(0);
        }

        #back-to-top:hover {
            transform: translateY(-4px);
        }

        /* Footer */
        .footer-link {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.875rem;
            transition: color var(--transition);
        }

        .footer-link:hover {
            color: var(--accent-cyan);
        }

        .social-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(148, 163, 184, 0.08);
            border: 1px solid var(--border-glass);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            transition: all var(--transition);
            text-decoration: none;
        }

        .social-icon:hover {
            background: rgba(6, 182, 212, 0.15);
            border-color: rgba(6, 182, 212, 0.3);
            color: var(--accent-cyan);
            transform: translateY(-3px);
        }

        /* Reveal animations */
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }

        .reveal.revealed {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-left {
            opacity: 0;
            transform: translateX(-40px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }

        .reveal-left.revealed {
            opacity: 1;
            transform: translateX(0);
        }

        .reveal-right {
            opacity: 0;
            transform: translateX(40px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }

        .reveal-right.revealed {
            opacity: 1;
            transform: translateX(0);
        }

        .delay-1 {
            transition-delay: 0.1s;
        }

        .delay-2 {
            transition-delay: 0.2s;
        }

        .delay-3 {
            transition-delay: 0.3s;
        }

        .delay-4 {
            transition-delay: 0.4s;
        }

        /* ─── CONTACT SPECIFIC STYLES ─── */

        /* Form Inputs */
        .form-label {
            display: block;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }

        .form-input {
            width: 100%;
            padding: 14px 18px;
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid var(--border-glass);
            border-radius: 10px;
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 0.9rem;
            outline: none;
            transition: all var(--transition);
        }

        .form-input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.12);
            background: rgba(15, 23, 42, 0.95);
        }

        .form-input::placeholder {
            color: var(--text-muted);
        }

        .form-input option {
            background: var(--bg-primary);
            color: var(--text-primary);
        }

        textarea.form-input {
            resize: vertical;
            min-height: 130px;
        }

        select.form-input {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 44px;
            cursor: pointer;
        }

        /* Form group */
        .form-group {
            display: flex;
            flex-direction: column;
        }

        /* Radio / Checkbox group */
.radio-option,
.checkbox-option {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition);
    font-size: 0.875rem;
    color: var(--text-secondary);
    user-select: none;
}

.radio-option input,
.checkbox-option input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-check,
.checkbox-check {
    width: 16px;
    height: 16px;
    border: 2px solid var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.radio-check {
    border-radius: 50%;
}

.checkbox-check {
    border-radius: 4px;
}

.checkbox-option input:checked + .checkbox-check {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
}

.checkbox-option input:checked + .checkbox-check::after {
    content: '✓';
    color: white;
    font-size: 10px;
}
.form-step{
    display:none;
}

.form-step.active{
    display:block;
}

.radio-option input:checked + .radio-check {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
}

.radio-option input:checked + .radio-check::after {
    content: '';
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
}


.form-step{
    display:none;
}

.form-step.active{
    display:block;
}

.service-select-card.selected{
    border:1px solid #06b6d4 !important;
    background:rgba(6,182,212,0.1) !important;
}

.checkbox-option.selected,
.radio-option.selected{
    border-color:#06b6d4 !important;
}

.step-line.active{
    background:#06b6d4 !important;
}

#page-loader{
    position:fixed;
    inset:0;
    z-index:99999;
    transition:0.5s;
}
        /* Budget range slider */
        .range-wrap {
            position: relative;
        }

        input[type="range"] {
            -webkit-appearance: none;
            appearance: none;
            width: 100%;
            height: 4px;
            border-radius: 2px;
            background: var(--border-glass);
            outline: none;
            cursor: pointer;
        }

        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            cursor: pointer;
            box-shadow: 0 0 12px rgba(6, 182, 212, 0.5);
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        input[type="range"]::-moz-range-thumb {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            cursor: pointer;
            border: none;
        }

        /* Step indicator */
        .step-indicator {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0;
            margin-bottom: 40px;
        }

        .step-dot {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 2px solid var(--border-glass);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: all var(--transition);
            position: relative;
            z-index: 1;
            background: var(--bg-primary);
            flex-shrink: 0;
        }

        .step-dot.active {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(6, 182, 212, 0.35);
        }

        .step-dot.done {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            border-color: transparent;
            color: white;
        }

        .step-line {
            flex: 1;
            height: 2px;
            background: var(--border-glass);
            max-width: 80px;
            transition: background 0.5s;
        }

        .step-line.done {
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
        }

        .step-label {
            position: absolute;
            top: 44px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 0.7rem;
            color: var(--text-muted);
            white-space: nowrap;
            letter-spacing: 0.03em;
            font-weight: 500;
        }

        .step-dot.active .step-label {
            color: var(--accent-cyan);
        }

        .step-dot.done .step-label {
            color: var(--text-secondary);
        }

        /* Multi-step panels */
        .form-step {
            display: none;
        }

        .form-step.active {
            display: block;
            animation: fadeSlideIn 0.4s ease;
        }

        @keyframes fadeSlideIn {
            from {
                opacity: 0;
                transform: translateX(20px);
            }

            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        /* Alert */
        .alert {
            padding: 16px 20px;
            border-radius: 10px;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .alert-success {
            background: rgba(34, 197, 94, 0.1);
            border: 1px solid rgba(34, 197, 94, 0.3);
            color: #86efac;
        }

        .alert-error {
            background: rgba(239, 68, 68, 0.1);
            border: 1px solid rgba(239, 68, 68, 0.3);
            color: #fca5a5;
        }

        /* Contact info cards */
        .info-card {
            padding: 24px;
            border-radius: 16px;
            background: rgba(15, 23, 42, 0.5);
            border: 1px solid var(--border-glass);
            transition: all var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .info-card:hover {
            border-color: rgba(6, 182, 212, 0.25);
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }

        .info-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* FAQ accordion */
        .faq-item {
            border-bottom: 1px solid var(--border-glass);
        }

        .faq-btn {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            background: none;
            border: none;
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 0.95rem;
            font-weight: 500;
            cursor: pointer;
            text-align: left;
            transition: color var(--transition);
        }

        .faq-btn:hover {
            color: var(--accent-cyan);
        }

        .faq-arrow {
            flex-shrink: 0;
            transition: transform 0.3s ease;
            color: var(--text-muted);
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-cyan);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-body-inner {
            padding: 0 0 20px 0;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-body {
            max-height: 300px;
        }

        /* Noise overlay */
        .noise-overlay {
            position: absolute;
            inset: 0;
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.02'/%3E%3C/svg%3E");
            pointer-events: none;
        }

        /* Char counter */
        .char-counter {
            font-size: 0.75rem;
            color: var(--text-muted);
            text-align: right;
            margin-top: 6px;
        }

        .char-counter.warn {
            color: #f59e0b;
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 6px;
        }

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

        ::-webkit-scrollbar-thumb {
            background: linear-gradient(180deg, var(--accent-cyan), var(--accent-purple));
            border-radius: 3px;
        }