/* ---------- COMPONENTS ---------- */

/* 1. BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--text-sm);
    letter-spacing: 0.02em;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.6);
}

.btn-secondary {
    background: rgba(34, 211, 238, 0.1);
    color: var(--color-secondary);
    border: 1px solid rgba(34, 211, 238, 0.2);
}

.btn-secondary:hover {
    background: rgba(34, 211, 238, 0.2);
    box-shadow: 0 0 15px rgba(34, 211, 238, 0.2);
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    color: var(--text-light);
}

.btn-glass:hover {
    background: var(--glass-border);
}

/* 2. CARDS (Glass Effect) */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--glass-shadow);
    transition: transform var(--duration-normal), border-color var(--duration-normal);
}

.card:hover {
    border-color: var(--glass-border-highlight);
    transform: translateY(-4px);
}

/* 3. INPUTS */
.input-group {
    margin-bottom: var(--space-md);
    position: relative;
}

.form-control {
    width: 100%;
    background: rgba(20, 16, 37, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    color: var(--text-light);
    font-size: var(--text-base);
    transition: all var(--duration-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

.form-label {
    display: block;
    margin-bottom: var(--space-xs);
    font-size: var(--text-sm);
    color: var(--text-muted);
}

/* 4. NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    padding: var(--space-md) 0;
    transition: all var(--duration-normal);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(20, 16, 37, 0.8);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--space-sm) 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-light);
    background: linear-gradient(to right, #fff, var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    color: var(--text-normal);
    font-weight: 500;
    font-size: var(--text-sm);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-light);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--duration-normal);
}

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

/* 5. BADGES */
.badge {
    display: inline-flex;
    padding: 0.25em 0.75em;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.badge-primary {
    background: rgba(124, 58, 237, 0.2);
    color: #A78BFA;
    border: 1px solid rgba(124, 58, 237, 0.3);
}

.badge-outline {
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
}

/* 6. MODAL */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal);
}

.modal-backdrop.open {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: #1a1433;
    width: 90%;
    max-width: 500px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transform: translateY(20px);
    transition: transform var(--duration-normal);
    position: relative;
}

.modal-backdrop.open .modal {
    transform: translateY(0);
}

.modal-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: var(--space-lg);
}

.close-modal {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: var(--text-xl);
}

/* 7. TOAST */
.toast-container {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    background: rgba(20, 16, 37, 0.95);
    border: 1px solid var(--glass-border);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transform: translateX(100%);
    transition: transform var(--duration-normal);
    min-width: 300px;
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left: 4px solid var(--color-primary);
}

.toast-info {
    border-left: 4px solid var(--color-secondary);
}

/* 8. SKELETON LOADING */
.skeleton {
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0.05) 25%,
            rgba(255, 255, 255, 0.1) 50%,
            rgba(255, 255, 255, 0.05) 75%);
    background-size: 200% 100%;
    animation: pulse 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes pulse {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* 9. TABS */
.tabs {
    display: flex;
    gap: var(--space-md);
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: var(--space-lg);
    overflow-x: auto;
    padding-bottom: 1px;
}

.tab-btn {
    background: none;
    border: none;
    padding: var(--space-sm) var(--space-md);
    color: var(--text-muted);
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--duration-fast);
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-light);
}

.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* 10. GRID CARD (IMAGE) */
.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

/* Mobile Menu Button */
.burger {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: var(--text-xl);
    cursor: pointer;
}

@media (max-width: 768px) {
    .burger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        right: 0;
        bottom: 0;
        width: 70%;
        background: #141025;
        flex-direction: column;
        padding: var(--space-xl);
        transform: translateX(100%);
        transition: transform var(--duration-normal);
        border-left: 1px solid var(--glass-border);
    }

    .nav-links.open {
        transform: translateX(0);
    }
}