/* ============================================
   ONE LIFE DENTAL TOURISM - COMPONENTS
   Buttons, Cards, Forms, and UI Elements
   ============================================ */

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    border: 1px solid transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
    -webkit-font-smoothing: antialiased;
}

/* Subtle gloss effect */
.btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    opacity: 0.5;
    pointer-events: none;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

/* Primary Button */
.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    /* Multi-layered shadow for depth */
    box-shadow: 0 4px 6px -1px rgba(30, 191, 179, 0.3),
        0 2px 4px -1px rgba(30, 191, 179, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(22, 168, 158, 0.2);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    box-shadow: 0 10px 15px -3px rgba(30, 191, 179, 0.4),
        0 4px 6px -2px rgba(30, 191, 179, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    filter: brightness(1.05);
}

/* Secondary Button (Gold) */
.btn-gold {
    background: var(--gradient-gold);
    color: var(--color-white);
    box-shadow: 0 4px 6px -1px rgba(212, 168, 83, 0.3),
        0 2px 4px -1px rgba(212, 168, 83, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(184, 144, 62, 0.2);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.1);
}

.btn-gold:hover {
    box-shadow: 0 10px 15px -3px rgba(212, 168, 83, 0.4),
        0 4px 6px -2px rgba(212, 168, 83, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    filter: brightness(1.05);
}

/* Outline Button */
.btn-outline {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    color: var(--color-white);
}

/* Secondary/Ghost Button */
.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    box-shadow: var(--shadow-md);
    background: var(--color-white);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid transparent;
}

.btn-ghost:hover {
    background: var(--color-primary-lightest);
    color: var(--color-primary-dark);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-5);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-base);
}

.btn-xl {
    padding: var(--space-6) var(--space-12);
    font-size: var(--text-lg);
}

/* Icon Button */
.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
}

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

.card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base) var(--ease-out-expo);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.card-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

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

.card-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
    color: var(--color-gray-900);
}

.card-text {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    line-height: var(--leading-relaxed);
}

/* Glass Card */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
}

/* Service Card */
.service-card {
    text-align: center;
    padding: var(--space-10);
    border: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-sm);
}

.service-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary-soft);
    border-radius: var(--radius-2xl);
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.service-card:hover .service-card-icon {
    background: var(--gradient-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

/* Pricing Card */
.pricing-card {
    padding: var(--space-10);
    text-align: center;
    border: 1px solid var(--color-gray-100);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-primary);
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    background: var(--gradient-primary);
    color: var(--color-white);
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
}

.pricing-card-price {
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-primary);
    margin: var(--space-4) 0;
}

.pricing-card-features {
    margin: var(--space-8) 0;
    text-align: left;
}

.pricing-card-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    border-bottom: 1px solid var(--color-gray-100);
}

.pricing-card-features li:last-child {
    border-bottom: none;
}

/* ==========================================
   TESTIMONIALS
   ========================================== */

.testimonial-card {
    padding: var(--space-10);
    position: relative;
}

.testimonial-quote {
    font-size: var(--text-lg);
    font-style: italic;
    line-height: var(--leading-relaxed);
    color: var(--color-gray-700);
    margin-bottom: var(--space-6);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial-name {
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
}

.testimonial-location {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.testimonial-stars {
    display: flex;
    gap: var(--space-1);
    color: var(--color-gold);
    margin-bottom: var(--space-4);
}

/* ==========================================
   BEFORE/AFTER SLIDER
   ========================================== */

.before-after {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    cursor: ew-resize;
}

.before-after-image {
    display: block;
    width: 100%;
}

.before-after-after {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    overflow: hidden;
}

.before-after-after img {
    width: 200%;
    height: 100%;
    object-fit: cover;
}

.before-after-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: var(--color-white);
    transform: translateX(-50%);
    cursor: ew-resize;
}

.before-after-handle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: var(--color-white);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
}

.before-after-label {
    position: absolute;
    bottom: var(--space-4);
    padding: var(--space-2) var(--space-4);
    background: rgba(0, 0, 0, 0.7);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    border-radius: var(--radius-md);
}

.before-after-label.before {
    left: var(--space-4);
}

.before-after-label.after {
    right: var(--space-4);
}

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

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

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-base);
    color: var(--color-gray-800);
    background: var(--color-white);
    border: var(--border-thin) solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-lighter);
}

.form-input::placeholder {
    color: var(--color-gray-400);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* ==========================================
   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);
}

.badge-primary {
    background: var(--color-primary-lightest);
    color: var(--color-primary-darker);
}

.badge-gold {
    background: rgba(212, 168, 83, 0.15);
    color: var(--color-gold-dark);
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
}

/* ==========================================
   TRUST INDICATORS
   ========================================== */

.trust-badges {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
    flex-wrap: wrap;
    padding: var(--space-8) 0;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-gray-500);
    font-size: var(--text-sm);
}

.trust-badge svg {
    color: var(--color-primary);
}

/* ==========================================
   STATS COUNTER
   ========================================== */

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
    text-align: center;
}

.stat-number {
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

@media (max-width: 768px) {
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}