/* Navigasyon */
.navbar {
    position: sticky;
    top: 0;
    inset-inline: 0;
    z-index: 900;
    background: rgba(12, 19, 34, 0.94);
    backdrop-filter: saturate(150%) blur(10px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: 0 12px 24px rgba(12, 18, 31, 0.25);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.75rem;
    padding-block: 1rem;
}

.logo {
    font-size: clamp(1.6rem, 3vw, 1.9rem);
    font-weight: var(--font-weight-bold);
    font-family: var(--font-family-display);
    letter-spacing: -0.02em;
    background: linear-gradient(120deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    white-space: nowrap;
}

.nav-content {
    display: flex;
    align-items: center;
    gap: 2.25rem;
    flex: 1;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: clamp(1.25rem, 4vw, 2.25rem);
    margin: 0;
    padding: 0;
}

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        margin-left: auto;
        flex-shrink: 0;
    }

    .nav-link {
        position: relative;
        display: inline-flex;
        align-items: center;
        gap: 0.35rem;
        font-size: 0.75rem;
        font-weight: var(--font-weight-medium);
        letter-spacing: 0.12em;
        text-transform: uppercase;
        color: var(--color-text-muted);
        padding-block: 0.35rem;
        transition: color var(--transition-base);
        white-space: nowrap;
    }

    .nav-link::after {
        content: '';
        position: absolute;
        inset-inline: 0;
        bottom: -0.4rem;
        height: 2px;
        border-radius: 999px;
        background: linear-gradient(120deg, var(--color-primary), var(--color-secondary));
        transform: scaleX(0);
        transform-origin: center;
        transition: transform var(--transition-base);
    }

    .nav-link:is(:hover, :focus-visible) {
        color: var(--color-primary);
    }

    .nav-link:is(:hover, :focus-visible)::after {
        transform: scaleX(1);
    }

    .nav-toggle {
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0.28rem;
        width: 40px;
        height: 40px;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.18);
        background: rgba(17, 24, 39, 0.55);
        cursor: pointer;
        transition: border var(--transition-base), background var(--transition-base);
        flex-shrink: 0;
    }

    .nav-toggle:hover {
        border-color: rgba(99, 102, 241, 0.55);
        background: rgba(17, 24, 39, 0.75);
    }

    .nav-toggle-bar {
        width: 16px;
        height: 1.8px;
        border-radius: 999px;
        background: var(--color-text);
        transition: transform var(--transition-base);
    }

    @media (max-width: 960px) {
        .nav-content {
            position: absolute;
            top: calc(100% + 1px);
            inset-inline: clamp(1rem, 2.5vw, 2rem);
            display: grid;
            gap: 1.5rem;
            padding: 1.25rem;
            background: rgba(12, 19, 34, 0.98);
            border: 1px solid rgba(148, 163, 184, 0.12);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            transform-origin: top right;
            opacity: 0;
            visibility: hidden;
            transform: scale(0.98);
            transition: opacity var(--transition-base), transform var(--transition-base), visibility 0s linear 180ms;
            max-height: calc(100vh - 140px);
            overflow-y: auto;
        }

        .nav-content.is-open {
            opacity: 1;
            visibility: visible;
            transform: scale(1);
            transition-delay: 0ms;
        }

        .nav-menu {
            flex-direction: column;
            align-items: flex-start;
            gap: 0.75rem;
        }

        .nav-link {
            font-size: 0.8rem;
            padding: 0.5rem 0.4rem;
            width: 100%;
        }

        .nav-link::after {
            inset-inline: 0;
            bottom: -0.2rem;
            transform-origin: left;
        }

        .nav-actions {
            flex-direction: column;
            width: 100%;
            align-items: stretch;
            gap: 0.6rem;
        }

        .cta-btn,
        .user-greeting {
            width: 100%;
            justify-content: center;
        }

        .mini-cart,
        .mini-account {
            width: 100%;
            justify-content: flex-start;
            padding: 0.75rem 1rem;
        }

        .nav-toggle {
            display: inline-flex;
        }
    }

    /* Buttons */
    .btn,
    .cta-btn,
    .btn-primary,
    .btn-secondary,
    .btn-danger {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        padding: 0.75rem 1.5rem;
        height: 40px;
        border-radius: var(--radius-sm);
        font-size: 0.92rem;
        font-weight: var(--font-weight-semibold);
        letter-spacing: 0.02em;
        border: 1px solid transparent;
        text-transform: uppercase;
        transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), color var(--transition-base), border var(--transition-base);
    }

    .btn-primary,
    .cta-btn {
        background: linear-gradient(120deg, var(--color-primary), var(--color-secondary));
        color: #fff;
        border-color: rgba(99, 102, 241, 0.6);
        box-shadow: 0 16px 30px rgba(99, 102, 241, 0.22);
    }

    .btn-primary:hover,
    .cta-btn:hover {
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 20px 36px rgba(99, 102, 241, 0.28);
    }

    .cta-btn {
        font-family: var(--font-family-display);
        letter-spacing: 0.12em;
        padding: 0 1.35rem;
        font-size: 0.78rem;
        display: none;
        align-items: center;
    }

    @media (min-width: 992px) {
        .cta-btn {
            display: inline-flex;
        }
    }

    .btn-secondary {
        background: transparent;
        border-color: rgba(148, 163, 184, 0.35);
        color: var(--color-text);
    }

    .btn-secondary:hover {
        border-color: rgba(99, 102, 241, 0.5);
        color: var(--color-primary);
        transform: translateY(-1px);
    }

    .btn-secondary.ghost {
        border-style: dashed;
        color: var(--color-text-muted);
    }

    .btn-secondary.full,
    .btn-primary.full {
        width: 100%;
    }

    .btn-danger {
        background: linear-gradient(120deg, #ef4444, #dc2626);
        color: #fff;
        box-shadow: 0 14px 30px rgba(239, 68, 68, 0.26);
    }

    .btn-danger:hover {
        transform: translateY(-2px);
        box-shadow: 0 18px 36px rgba(239, 68, 68, 0.32);
    }

    .btn.loading,
    .btn-primary.loading {
        opacity: 0.65;
        cursor: wait;
    }

    /* Cards */
    .card {
        position: relative;
        padding: clamp(1.6rem, 3vw, 2.2rem);
        background: rgba(17, 24, 39, 0.72);
        border-radius: var(--radius-md);
        border: 1px solid rgba(148, 163, 184, 0.12);
        box-shadow: var(--shadow-sm);
        transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    }

    .card--interactive:hover {
        transform: translateY(-6px);
        border-color: rgba(99, 102, 241, 0.55);
        box-shadow: 0 24px 40px rgba(0, 0, 0, 0.32);
    }

    .feature-card,
    .advantage-card,
    .account-card,
    .product-card,
    .service-card,
    .testimonial-card,
    .blog-card {
        position: relative;
        padding: clamp(1.6rem, 3vw, 2.2rem);
        background: rgba(17, 24, 39, 0.72);
        border-radius: var(--radius-md);
        border: 1px solid rgba(148, 163, 184, 0.12);
        box-shadow: var(--shadow-sm);
        transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    }

    .feature-card:hover,
    .advantage-card:hover,
    .account-card:hover,
    .product-card:hover,
    .service-card:hover,
    .testimonial-card:hover,
    .blog-card:hover {
        transform: translateY(-6px);
        border-color: rgba(99, 102, 241, 0.55);
        box-shadow: 0 20px 36px rgba(0, 0, 0, 0.28);
    }

    .feature-card h3,
    .advantage-card h3,
    .account-card h3,
    .service-card h3,
    .testimonial-card h3,
    .blog-card h3 {
        font-size: clamp(1.25rem, 2.5vw, 1.5rem);
        margin-bottom: 0.6rem;
        color: var(--color-text);
    }

    .feature-card p,
    .account-card p,
    .service-card p,
    .testimonial-card p,
    .blog-card p {
        color: var(--color-text-muted);
    }

    .feature-icon,
    .advantage-icon,
    .account-icon {
        font-size: clamp(2.5rem, 4vw, 3.2rem);
        margin-bottom: 0.75rem;
    }

    .advantage-card {
        text-align: left;
        background: linear-gradient(160deg, rgba(99, 102, 241, 0.16), rgba(12, 19, 34, 0.8));
        border-radius: var(--radius-lg);
    }

    .advantage-card h3 {
        background: linear-gradient(120deg, var(--color-primary), var(--color-accent));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

    .advantage-card p {
        font-size: 1.05rem;
        line-height: 1.7;
    }

    .product-card {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        gap: 1.1rem;
    }

    .product-card .product-image,
    .service-image {
        width: 100%;
        aspect-ratio: 4 / 3;
        border-radius: var(--radius-sm);
        overflow: hidden;
        background: linear-gradient(150deg, var(--color-primary), rgba(12, 19, 34, 0.85));
        display: grid;
        place-items: center;
    }

    .service-image {
        width: clamp(80px, 12vw, 96px);
        aspect-ratio: 1;
        border: 1px solid rgba(99, 102, 241, 0.3);
        box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.12);
    }

    .service-placeholder,
    .placeholder-icon {
        font-size: clamp(1.4rem, 4.5vw, 2.6rem);
        font-weight: var(--font-weight-semibold);
        color: #fff;
    }

    .product-card .product-price,
    .service-price {
        font-size: clamp(1.15rem, 3vw, 1.4rem);
        color: var(--color-primary);
        font-weight: var(--font-weight-bold);
    }

    .service-card {
        text-align: center;
        display: flex;
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }

    .service-meta {
        display: flex;
        flex-direction: column;
        gap: 0.35rem;
        align-items: center;
    }

    .service-note {
        font-size: 0.7rem;
        text-transform: uppercase;
        letter-spacing: 0.12em;
        color: var(--color-text-muted);
    }

    .service-card .btn-secondary {
        width: 100%;
        margin-top: auto;
    }

    .testimonial-card {
        gap: 1.2rem;
    }

    .testimonial-rating span {
        color: #facc15;
        font-size: 1.2rem;
        letter-spacing: 0.35rem;
    }

    .testimonial-author {
        display: flex;
        align-items: center;
        gap: 0.8rem;
    }

    .author-avatar {
        width: 48px;
        height: 48px;
        border-radius: 999px;
        background: linear-gradient(160deg, var(--color-primary), var(--color-secondary));
        display: grid;
        place-items: center;
        color: #fff;
        font-weight: var(--font-weight-semibold);
    }

    .blog-card {
        height: 100%;
        background: linear-gradient(160deg, rgba(12, 19, 34, 0.88), rgba(20, 28, 45, 0.76));
    }

    .blog-card-cover {
        width: 100%;
        aspect-ratio: 16 / 10;
        border-radius: var(--radius-sm);
        overflow: hidden;
        background: rgba(99, 102, 241, 0.12);
        margin-bottom: 1.1rem;
    }

    .blog-card-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .blog-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.6rem;
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.12em;
        color: var(--color-text-muted);
        margin-bottom: 0.8rem;
    }

    .blog-tag {
        padding: 0.3rem 0.75rem;
        border-radius: 999px;
        background: rgba(99, 102, 241, 0.22);
        color: var(--color-primary);
        font-weight: var(--font-weight-semibold);
    }

    .empty-state {
        background: rgba(99, 102, 241, 0.08);
        border: 1px dashed rgba(99, 102, 241, 0.3);
        border-radius: var(--border-radius-lg);
        padding: 3rem 2rem;
        text-align: center;
        color: var(--text-color);
    }

    .empty-state.compact {
        padding: 2rem;
    }

    .empty-state h2 {
        margin-top: 1rem;
        font-size: var(--font-size-2xl);
    }

    .empty-illustration {
        font-size: 3rem;
    }

    /* Forms */
    .account-form,
    .contact-form,
    .address-form {
        display: flex;
        flex-direction: column;
        gap: 1.25rem;
    }

    .form-input,
    .contact-form textarea,
    .contact-form input,
    .account-form input,
    .address-form input,
    .address-form textarea,
    .address-form select {
        width: 100%;
        padding: 0.85rem 1rem;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.28);
        background: rgba(12, 19, 34, 0.85);
        color: var(--color-text);
        transition: border var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
    }

    .form-input::placeholder {
        color: rgba(226, 232, 240, 0.38);
    }

    .form-input:focus,
    .address-form select:focus,
    .contact-form textarea:focus {
        border-color: rgba(99, 102, 241, 0.75);
        box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
    }

    .form-input:invalid:not(:placeholder-shown) {
        border-color: rgba(239, 68, 68, 0.6);
    }

    .form-input:valid:not(:placeholder-shown) {
        border-color: rgba(34, 197, 94, 0.55);
    }

    textarea.form-input {
        min-height: 160px;
        resize: vertical;
    }

    .form-row {
        display: grid;
        gap: 1.25rem;
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }

    .form-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 0.75rem;
        justify-content: flex-end;
    }

    .form-feedback {
        display: none;
        padding: 0.75rem 1rem;
        border-radius: var(--radius-sm);
        border: 1px solid transparent;
        font-size: 0.92rem;
    }

    .form-feedback.success {
        display: block;
        background: rgba(34, 197, 94, 0.15);
        border-color: rgba(34, 197, 94, 0.4);
        color: #4ade80;
    }

    .form-feedback.error {
        display: block;
        background: rgba(239, 68, 68, 0.14);
        border-color: rgba(239, 68, 68, 0.38);
        color: #f87171;
    }

    .form-feedback.info {
        display: block;
        background: rgba(99, 102, 241, 0.18);
        border-color: rgba(99, 102, 241, 0.35);
        color: var(--color-text);
    }

    .hidden {
        display: none !important;
    }

    .collapsed {
        display: none;
    }

    /* Mini cart & account */
    .mini-cart,
    .mini-account {
        position: relative;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.25);
        background: rgba(12, 19, 34, 0.7);
        transition: border var(--transition-base), transform var(--transition-base);
        flex-shrink: 0;
    }

    .mini-cart:hover,
    .mini-account:hover {
        border-color: rgba(99, 102, 241, 0.55);
        transform: translateY(-1px);
    }

    .cart-icon,
    .account-icon {
        font-size: 1rem;
    }

    .cart-count {
        position: absolute;
        top: -8px;
        right: -8px;
        width: 18px;
        height: 18px;
        border-radius: 999px;
        display: grid;
        place-items: center;
        font-size: 0.62rem;
        font-weight: var(--font-weight-semibold);
        background: linear-gradient(120deg, var(--color-primary), var(--color-secondary));
        color: #fff;
        border: 2px solid rgba(12, 19, 34, 0.95);
    }

    @media (max-width: 768px) {
        .mini-account {
            display: inline-flex;
        }
    }

    @media (min-width: 769px) {
        .mini-account {
            display: none;
        }
    }

    .user-greeting {
        display: none;
        align-items: center;
        gap: 0.5rem;
        padding: 0.5rem 0.9rem;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.2);
        background: rgba(12, 19, 34, 0.65);
        font-size: 0.8rem;
        font-weight: var(--font-weight-medium);
        color: var(--color-text);
        transition: border var(--transition-base);
        white-space: nowrap;
        height: 40px;
    }

    .user-greeting:hover {
        border-color: rgba(99, 102, 241, 0.55);
    }

    @media (min-width: 992px) {
        .user-greeting {
            display: inline-flex;
        }
    }

    /* Profile */
    .profile-card {
        max-width: 640px;
        margin-inline: auto;
        text-align: center;
        padding: clamp(2rem, 4vw, 3rem);
        border-radius: var(--radius-lg);
        border: 1px solid rgba(148, 163, 184, 0.14);
        background: rgba(12, 19, 34, 0.78);
        box-shadow: var(--shadow-md);
        display: flex;
        flex-direction: column;
        gap: 1.75rem;
        align-items: center;
    }

    .profile-info {
        width: 100%;
        text-align: left;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.12);
        background: rgba(17, 24, 39, 0.65);
        padding: 1.4rem;
        display: grid;
        gap: 0.9rem;
    }

    .profile-info p {
        margin: 0;
        color: var(--color-text);
    }

    .profile-info p strong {
        display: inline-block;
        min-width: 120px;
        color: var(--color-primary);
    }

    .profile-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 0.75rem;
        justify-content: center;
    }

    @media (max-width: 768px) {
        .profile-card {
            margin-inline: clamp(0.75rem, 4vw, 1.5rem);
            padding: clamp(1.75rem, 6vw, 2.5rem);
        }

        .profile-actions {
            flex-direction: column;
            width: 100%;
        }

        .profile-actions .btn,
        .profile-actions .btn-primary,
        .profile-actions .btn-secondary,
        .profile-actions .btn-danger {
            width: 100%;
        }

        .form-row {
            grid-template-columns: 1fr;
        }
    }

    /* Checkout */
    .checkout-card {
        border-radius: var(--radius-md);
        border: 1px solid rgba(148, 163, 184, 0.16);
        background: rgba(12, 19, 34, 0.75);
        box-shadow: var(--shadow-sm);
        padding: clamp(1.6rem, 3vw, 2.25rem);
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .checkout-card h3 {
        font-size: clamp(1.25rem, 3vw, 1.5rem);
        color: var(--color-primary);
    }

    .checkout-card.info {
        background: rgba(99, 102, 241, 0.14);
        border-color: rgba(99, 102, 241, 0.35);
    }

    .checkout-card.bank-info {
        background: rgba(34, 197, 94, 0.12);
        border-color: rgba(34, 197, 94, 0.38);
    }

    .checkout-hint {
        color: var(--color-text-muted);
        font-size: 0.9rem;
    }

    .radio-group,
    .payment-methods {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .radio-option,
    .payment-option {
        display: flex;
        align-items: center;
        gap: 0.85rem;
        padding: 0.85rem 1rem;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.18);
        background: rgba(12, 19, 34, 0.7);
        transition: border var(--transition-base), box-shadow var(--transition-base);
    }

    .radio-option:hover,
    .payment-option:hover,
    .payment-option.active {
        border-color: rgba(99, 102, 241, 0.55);
        box-shadow: 0 16px 28px rgba(0, 0, 0, 0.28);
    }

    .payment-option > div {
        display: flex;
        flex-direction: column;
        gap: 0.3rem;
    }

    .payment-title {
        font-weight: var(--font-weight-semibold);
        color: var(--color-text);
    }

    .payment-description {
        font-size: 0.8rem;
        color: var(--color-text-muted);
    }

    .bank-details {
        display: grid;
        gap: 0.85rem;
    }

    .bank-detail-row {
        display: flex;
        justify-content: space-between;
        gap: 0.75rem;
        padding-bottom: 0.6rem;
        border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    }

    .bank-value {
        font-family: 'JetBrains Mono', 'Fira Code', monospace;
        font-size: 0.85rem;
        color: var(--color-text-muted);
    }

    .bank-notice {
        padding: 0.75rem 1rem;
        border-radius: var(--radius-sm);
        background: rgba(251, 191, 36, 0.16);
        border: 1px solid rgba(251, 191, 36, 0.4);
        color: #facc15;
    }

    .address-list {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .address-card {
        display: flex;
        gap: 1rem;
        padding: 1rem;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.16);
        background: rgba(12, 19, 34, 0.78);
        transition: border var(--transition-base), box-shadow var(--transition-base);
    }

    .address-card:hover,
    .address-card.active {
        border-color: rgba(99, 102, 241, 0.55);
        box-shadow: 0 12px 28px rgba(0, 0, 0, 0.26);
    }

    .address-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.6rem;
    }

    .address-badge {
        display: inline-flex;
        align-items: center;
        padding: 0.25rem 0.65rem;
        border-radius: 999px;
        font-size: 0.68rem;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        background: linear-gradient(120deg, var(--color-primary), var(--color-accent));
        color: #fff;
    }

    .empty-address {
        padding: 1rem;
        border-radius: var(--radius-sm);
        border: 1px dashed rgba(148, 163, 184, 0.3);
        text-align: center;
        color: var(--color-text-muted);
    }

    .checkbox {
        display: flex;
        align-items: center;
        gap: 0.35rem;
        color: var(--color-text-muted);
        cursor: pointer;
    }

    .checkbox input[type="checkbox"] {
        accent-color: var(--color-primary);
        width: 18px;
        height: 18px;
        min-width: 18px;
        min-height: 18px;
        cursor: pointer;
        margin: 0;
        flex-shrink: 0;
    }

    .checkbox span {
        line-height: 1.4;
        margin-top: 1px;
    }

    /* Footer */
    .footer {
        margin-top: auto;
        background: rgba(10, 15, 28, 0.92);
        border-top: 1px solid rgba(148, 163, 184, 0.12);
        padding-block: clamp(2.6rem, 5vw, 3.8rem) clamp(1.8rem, 4vw, 2.6rem);
    }

    .footer-content {
        display: grid;
        gap: clamp(1.5rem, 4vw, 2.5rem);
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        margin-bottom: clamp(2rem, 5vw, 3rem);
    }

    .footer-section h3 {
        font-size: clamp(1.2rem, 3vw, 1.5rem);
        margin-bottom: 0.75rem;
        background: linear-gradient(120deg, var(--color-primary), var(--color-secondary));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

    .footer-section p,
    .footer-section a {
        color: var(--color-text-muted);
        font-size: 0.92rem;
    }

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

    .social-links {
        display: flex;
        gap: 0.85rem;
    }

    .footer-bottom {
        text-align: center;
        padding-top: 1.75rem;
        border-top: 1px solid rgba(148, 163, 184, 0.12);
        color: var(--color-text-muted);
        font-size: 0.85rem;
    }

    @media (max-width: 640px) {
        .footer-content {
            text-align: center;
        }

        .social-links {
            justify-content: center;
        }
    }

    /* Toast notifications */
    .notification-container {
        position: fixed;
        top: clamp(1rem, 4vw, 1.75rem);
        right: clamp(1rem, 4vw, 1.75rem);
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
        width: min(340px, calc(100vw - 2rem));
        z-index: 1200;
        pointer-events: none;
    }

    @keyframes slideInFromRight {
        from {
            opacity: 0;
            transform: translateX(24px) translateY(-12px);
        }
        to {
            opacity: 1;
            transform: translateX(0) translateY(0);
        }
    }

    @keyframes slideOutToRight {
        from {
            opacity: 1;
            transform: translateX(0) translateY(0);
        }
        to {
            opacity: 0;
            transform: translateX(24px) translateY(-12px);
        }
    }

    @keyframes pulse {
        0%, 100% {
            box-shadow: 0 20px 45px rgba(12, 19, 34, 0.45);
        }
        50% {
            box-shadow: 0 24px 52px rgba(99, 102, 241, 0.35);
        }
    }

    .notification {
        display: flex;
        gap: 0.75rem;
        padding: 1rem 1.25rem;
        border-radius: var(--radius-sm);
        border: 1px solid rgba(148, 163, 184, 0.2);
        background: rgba(12, 19, 34, 0.88);
        color: #fff;
        box-shadow: 0 20px 45px rgba(12, 19, 34, 0.45);
        opacity: 0;
        transform: translateX(24px) translateY(-12px);
        transition: opacity 350ms cubic-bezier(0.16, 1, 0.3, 1), 
                    transform 350ms cubic-bezier(0.16, 1, 0.3, 1);
        pointer-events: auto;
        position: relative;
        overflow: hidden;
    }

    .notification.is-visible {
        opacity: 1;
        transform: translateX(0) translateY(0);
    }

    .notification.is-leaving {
        opacity: 0;
        transform: translateX(24px) translateY(-12px);
        transition: opacity 300ms cubic-bezier(0.7, 0, 0.84, 0), 
                    transform 300ms cubic-bezier(0.7, 0, 0.84, 0);
    }

    .notification__icon {
        font-size: 1.4rem;
        line-height: 1;
    }

    .notification__content {
        display: flex;
        flex-direction: column;
        gap: 0.35rem;
    }

    .notification__title {
        font-weight: var(--font-weight-semibold);
        letter-spacing: 0.02em;
    }

    .notification__message {
        font-size: 0.92rem;
        color: rgba(255, 255, 255, 0.82);
    }

    .notification__close {
        margin-left: auto;
        background: none;
        border: none;
        color: rgba(255, 255, 255, 0.6);
        cursor: pointer;
        font-size: 1.2rem;
    }

    .notification__close:hover {
        color: #fff;
    }

    .notification--success {
        border-color: rgba(34, 197, 94, 0.4);
        background: linear-gradient(140deg, rgba(12, 19, 34, 0.92), rgba(34, 197, 94, 0.22));
    }

    .notification--success.is-visible {
        animation: pulse 2.5s ease-in-out infinite;
    }

    .notification--error {
        border-color: rgba(239, 68, 68, 0.4);
        background: linear-gradient(140deg, rgba(12, 19, 34, 0.92), rgba(239, 68, 68, 0.22));
    }

    .notification--info {
        border-color: rgba(59, 130, 246, 0.4);
        background: linear-gradient(140deg, rgba(12, 19, 34, 0.92), rgba(59, 130, 246, 0.22));
    }

    .notification--warning {
        border-color: rgba(251, 191, 36, 0.4);
        background: linear-gradient(140deg, rgba(12, 19, 34, 0.92), rgba(251, 191, 36, 0.22));
    }

    @media (max-width: 640px) {
        .notification-container {
            top: auto;
            bottom: clamp(1rem, 5vw, 1.6rem);
            right: 50%;
            transform: translateX(50%);
            align-items: center;
        }

        .notification {
            width: min(92vw, 340px);
        }
    }

    /* Accessibility & reduced motion */
    @media (prefers-reduced-motion: reduce) {
        .card,
        .feature-card,
        .advantage-card,
        .service-card,
        .product-card,
        .testimonial-card,
        .blog-card,
        .btn,
        .btn-primary,
        .btn-secondary,
        .btn-danger,
        .cta-btn {
            transition-duration: 0.01ms !important;
        }

        .nav-content,
        .nav-link::after,
        .notification {
            transition-duration: 0.01ms !important;
        }
    }