:root {
            --primary: #111827;
            --secondary: #f97316;
            --secondary-dark: #ea580c;
            --background: #f8fafc;
            --border: #e5e7eb;
            --muted: #6b7280;
            --danger: #dc2626;
            --success: #16a34a;
        }

        * {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-family: Arial, Helvetica, sans-serif;
            background: var(--background);
            color: #1f2937;
        }

        a {
            text-decoration: none;
        }

        /* =========================
           TOP BAR
        ========================= */

        .top-bar {
            background: var(--primary);
            color: #fff;
            text-align: center;
            padding: 9px 15px;
            font-size: 13px;
        }

        /* =========================
           HEADER
        ========================= */

        .main-header {
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .navbar {
            padding: 18px 0;
        }

        .logo {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
        }

        .logo span {
            color: var(--secondary);
        }

        .search-box {
            position: relative;
            max-width: 550px;
            margin: auto;
        }

        .search-box input {
            width: 100%;
            height: 45px;
            padding: 0 50px 0 16px;
            border: 1px solid #d1d5db;
            border-radius: 6px;
            outline: none;
        }

        .search-box input:focus {
            border-color: var(--secondary);
        }

        .search-box button {
            position: absolute;
            top: 0;
            right: 0;
            width: 48px;
            height: 45px;
            border: none;
            border-radius: 0 6px 6px 0;
            background: var(--secondary);
            color: #fff;
        }

        .header-icon {
            position: relative;
            color: var(--primary);
            font-size: 22px;
        }

        .header-icon:hover {
            color: var(--secondary);
        }

        .cart-count {
            position: absolute;
            top: -9px;
            right: -9px;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--secondary);
            color: #fff;
            border-radius: 50%;
            font-size: 11px;
            font-weight: 700;
        }

        /* =========================
           NAVIGATION
        ========================= */

        .category-nav {
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .category-nav a {
            display: inline-block;
            padding: 13px 18px;
            color: #374151;
            font-size: 14px;
            font-weight: 600;
        }

        .category-nav a:hover,
        .category-nav a.active {
            color: var(--secondary);
        }

        /* =========================
           LOGIN AREA
        ========================= */

        .login-section {
            min-height: calc(100vh - 300px);
            padding: 65px 15px 80px;
        }

        .login-wrapper {
            max-width: 470px;
            margin: 0 auto;
        }

        .login-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 38px;
            box-shadow: 0 15px 45px rgba(0, 0, 0, .05);
        }

        .login-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: #fff7ed;
            color: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
        }

        .login-title {
            text-align: center;
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .login-subtitle {
            text-align: center;
            color: var(--muted);
            font-size: 14px;
            margin-bottom: 30px;
        }

        /* =========================
           FORM
        ========================= */

        .form-group {
            margin-bottom: 19px;
        }

        .form-label {
            display: block;
            margin-bottom: 7px;
            color: #374151;
            font-size: 13px;
            font-weight: 700;
        }

        .input-wrapper {
            position: relative;
        }

        .input-wrapper > i {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: #9ca3af;
            font-size: 17px;
        }

        .form-control-custom {
            width: 100%;
            height: 49px;
            padding: 0 45px;
            border: 1px solid #d1d5db;
            border-radius: 7px;
            outline: none;
            font-size: 14px;
            transition: .2s;
        }

        .form-control-custom:focus {
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(249, 115, 22, .10);
        }

        .password-toggle {
            position: absolute;
            right: 0;
            top: 0;
            width: 45px;
            height: 49px;
            border: none;
            background: transparent;
            color: #9ca3af;
            font-size: 17px;
        }

        .password-toggle:hover {
            color: var(--primary);
        }

        /* =========================
           FORM OPTIONS
        ========================= */

        .form-options {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            margin: 5px 0 23px;
        }

        .remember-me {
            display: flex;
            align-items: center;
            gap: 7px;
            color: #4b5563;
            font-size: 13px;
            cursor: pointer;
        }

        .remember-me input {
            width: 16px;
            height: 16px;
            accent-color: var(--secondary);
        }

        .forgot-password {
            color: var(--secondary);
            font-size: 13px;
            font-weight: 700;
        }

        .forgot-password:hover {
            color: var(--secondary-dark);
            text-decoration: underline;
        }

        /* =========================
           LOGIN BUTTON
        ========================= */

        .login-btn {
            width: 100%;
            min-height: 50px;
            border: none;
            border-radius: 7px;
            background: var(--secondary);
            color: #fff;
            font-size: 15px;
            font-weight: 800;
            transition: .2s;
        }

        .login-btn:hover {
            background: var(--secondary-dark);
        }

        .login-btn:disabled {
            opacity: .7;
            cursor: not-allowed;
        }

        /* =========================
           DIVIDER
        ========================= */

        .divider {
            display: flex;
            align-items: center;
            gap: 12px;
            margin: 28px 0;
            color: #9ca3af;
            font-size: 12px;
        }

        .divider::before,
        .divider::after {
            content: "";
            height: 1px;
            background: var(--border);
            flex: 1;
        }

        /* =========================
           SOCIAL LOGIN
        ========================= */

        .social-buttons {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .social-btn {
            min-height: 46px;
            border: 1px solid var(--border);
            border-radius: 7px;
            background: #fff;
            color: #374151;
            font-size: 13px;
            font-weight: 700;
            transition: .2s;
        }

        .social-btn:hover {
            background: #f9fafb;
            border-color: #cbd5e1;
        }

        .social-btn i {
            margin-right: 7px;
            font-size: 17px;
        }

        /* =========================
           REGISTER
        ========================= */

        .register-text {
            text-align: center;
            color: var(--muted);
            font-size: 13px;
            margin-top: 27px;
        }

        .register-text a {
            color: var(--secondary);
            font-weight: 800;
        }

        .register-text a:hover {
            text-decoration: underline;
        }

        /* =========================
           SECURITY NOTICE
        ========================= */

        .security-notice {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            margin-top: 25px;
            padding: 14px;
            border-radius: 7px;
            background: #f0fdf4;
            color: #166534;
            font-size: 12px;
            line-height: 1.5;
        }

        .security-notice i {
            font-size: 17px;
        }

        /* =========================
           ALERT
        ========================= */

        .login-alert {
            display: none;
            padding: 12px 14px;
            margin-bottom: 18px;
            border-radius: 6px;
            font-size: 13px;
        }

        .login-alert.error {
            display: block;
            background: #fef2f2;
            color: #991b1b;
            border: 1px solid #fecaca;
        }

        .login-alert.success {
            display: block;
            background: #f0fdf4;
            color: #166534;
            border: 1px solid #bbf7d0;
        }

        /* =========================
           FOOTER
        ========================= */

        footer {
            background: var(--primary);
            color: #9ca3af;
            padding: 35px 0;
        }

        .footer-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        footer a {
            color: #d1d5db;
        }

        footer a:hover {
            color: #fff;
        }

        /* =========================
           MOBILE
        ========================= */

        @media (max-width: 768px) {

            .navbar {
                padding: 15px 0;
            }

            .logo {
                font-size: 24px;
            }

            .search-box {
                margin-top: 5px;
            }

            .category-nav {
                overflow-x: auto;
                white-space: nowrap;
            }

            .category-nav a {
                padding: 12px 14px;
            }

            .login-section {
                padding: 40px 15px 60px;
            }

            .login-card {
                padding: 28px 20px;
            }

            .login-title {
                font-size: 27px;
            }

            .social-buttons {
                grid-template-columns: 1fr;
            }

            .footer-content {
                flex-direction: column;
                text-align: center;
            }

        }

        @media (max-width: 400px) {

            .form-options {
                align-items: flex-start;
                flex-direction: column;
            }

            .login-card {
                padding: 25px 17px;
            }

        }