/**
 * Softal Dijital - Component Styles
 * Reusable UI Components
 * Version: 2.0
 */

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width var(--transition-slow), height var(--transition-slow);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    box-shadow: var(--shadow-xl), var(--shadow-glow-orange);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--color-neutral-50);
    border: 2px solid var(--color-neutral-600);
}

.btn-ghost:hover {
    background: var(--color-neutral-800);
    border-color: var(--color-primary-500);
    color: var(--color-primary-400);
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    color: var(--color-neutral-50);
}

.btn-glass:hover {
    background: rgba(30, 41, 59, 0.9);
    border-color: var(--color-primary-500);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

/* ========================================
   CARDS
   ======================================== */

.card {
    background: var(--color-neutral-800);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
    border: 1px solid var(--color-neutral-700);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary-500);
}

.card-glass {
    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-2xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card-glass:hover {
    background: rgba(30, 41, 59, 0.9);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: rgba(255, 255, 255, 0.2);
}

.card-gradient {
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    color: white;
    position: relative;
    overflow: hidden;
}

.card-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.card-gradient:hover::before {
    opacity: 1;
}

.card-3d {
    background: var(--color-neutral-800);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
    transform-style: preserve-3d;
    perspective: 1000px;
}

.card-3d:hover {
    transform: rotateY(5deg) rotateX(5deg);
    box-shadow: var(--shadow-2xl);
}

/* ========================================
   FORMS
   ======================================== */

.form-group {
    margin-bottom: var(--space-6);
    position: relative;
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-300);
    transition: color var(--transition-base);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    color: var(--color-neutral-50);
    background: var(--color-neutral-800);
    border: 2px solid var(--color-neutral-700);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-neutral-500);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-input-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
}

.form-input-glass:focus {
    background: rgba(30, 41, 59, 0.9);
    border-color: var(--color-primary-500);
}

.form-error {
    color: var(--color-error);
    font-size: var(--text-sm);
    margin-top: var(--space-2);
    display: none;
}

.form-group.error .form-error {
    display: block;
}

.form-group.error .form-input,
.form-group.error .form-textarea,
.form-group.error .form-select {
    border-color: var(--color-error);
}

.form-success {
    color: var(--color-success);
    font-size: var(--text-sm);
    margin-top: var(--space-2);
}

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

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-link {
    position: relative;
    padding: var(--space-2) var(--space-1);
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    letter-spacing: 0;
    transition: color 0.25s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: #fff;
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #fff;
}

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

/* ========================================
   BADGES & TAGS
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: var(--color-primary-500);
    color: white;
}

.badge-secondary {
    background: var(--color-secondary-500);
    color: white;
}

.badge-outline {
    background: transparent;
    border: 1px solid var(--color-neutral-600);
    color: var(--color-neutral-300);
}

.tag {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    background: var(--color-neutral-800);
    color: var(--color-neutral-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.tag:hover {
    background: var(--color-primary-500);
    color: white;
    transform: translateY(-2px);
}

/* ========================================
   SECTION HEADERS
   ======================================== */

.section-header {
    margin-bottom: var(--space-12);
}

.section-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: var(--space-4);
    letter-spacing: -0.03em;
    line-height: 1.05;
}

.section-title.gradient {
    background: linear-gradient(135deg, #7c3aed, #a78bfa, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.5);
    max-width: 560px;
    line-height: 1.7;
    margin-bottom: 0;
}

/* ========================================
   MODALS & OVERLAYS
   ======================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-neutral-800);
    border: 1px solid var(--color-neutral-700);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-bounce);
    z-index: var(--z-modal);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.modal-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-neutral-50);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--color-neutral-400);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--color-neutral-700);
    color: var(--color-neutral-50);
}

/* ========================================
   LOADING STATES
   ======================================== */

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-neutral-700);
    border-top-color: var(--color-primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.skeleton {
    background: linear-gradient(90deg,
            var(--color-neutral-800) 0%,
            var(--color-neutral-700) 50%,
            var(--color-neutral-800) 100%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-lg);
}

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

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

/* ========================================
   TOOLTIPS
   ======================================== */

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip-text {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-2) var(--space-3);
    background: var(--color-neutral-900);
    color: var(--color-neutral-50);
    font-size: var(--text-sm);
    border-radius: var(--radius-md);
    white-space: nowrap;
    z-index: var(--z-tooltip);
    transition: all var(--transition-base);
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* ========================================
   DIVIDERS
   ======================================== */

.divider {
    height: 1px;
    background: var(--color-neutral-700);
    margin: var(--space-8) 0;
}

.divider-gradient {
    height: 2px;
    background: var(--gradient-primary);
    margin: var(--space-8) 0;
}

/* ========================================
   RESPONSIVE COMPONENTS
   ======================================== */

@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: var(--space-4);
    }

    .section-header {
        margin-bottom: var(--space-8);
    }

    .section-title {
        font-size: var(--text-3xl);
    }

    .modal {
        padding: var(--space-6);
    }
}