/*
 * Reusable Components
 */

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    border: none;
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    background: var(--gradient-primary);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-colored), var(--shadow-glow);
}

.btn--secondary {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    color: var(--color-text-primary);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

.card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.card--bordered {
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.card--elevated {
    box-shadow: var(--shadow-lg);
}

.card--hoverable:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover), var(--shadow-glow);
    border-color: rgba(99, 102, 241, 0.3);
}

.card__icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--space-6);
    padding: var(--space-3);
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: var(--color-white);
}

.card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-3);
}

.card__text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin-inline: auto;
    margin-bottom: var(--space-16);
}

.section-header__label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    letter-spacing: var(--letter-spacing-wide);
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.section-header__title {
    margin-bottom: var(--space-6);
}

.section-header__text {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-inline: auto;
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.grid {
    display: grid;
    gap: var(--space-8);
}

.grid--2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1023px) {

    .grid--3,
    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 639px) {

    .grid--2,
    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   ANIMATIONS (scroll-triggered)
   ============================================ */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slower), transform var(--transition-slower);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-on-scroll--delay-1 {
    transition-delay: 100ms;
}

.animate-on-scroll--delay-2 {
    transition-delay: 200ms;
}

.animate-on-scroll--delay-3 {
    transition-delay: 300ms;
}

.animate-on-scroll--delay-4 {
    transition-delay: 400ms;
}

/* Scale animation for images */
.animate-scale {
    overflow: hidden;
}

.animate-scale img {
    transition: transform var(--transition-slow);
}

.animate-scale:hover img {
    transform: scale(1.03);
}

/* ============================================
   COMPARISON SLIDER
   ============================================ */

.compare-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: var(--radius-xl);
    cursor: ew-resize;
    user-select: none;
}

.compare-slider__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.compare-slider__image--after {
    clip-path: inset(0 0 0 50%);
}

.compare-slider__handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background-color: var(--color-white);
    transform: translateX(-50%);
    z-index: 10;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.compare-slider__handle::before,
.compare-slider__handle::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 12px;
    height: 12px;
    background-color: var(--color-white);
    border-radius: 2px;
    transform: translateY(-50%) rotate(45deg);
}

.compare-slider__handle::before {
    left: -10px;
}

.compare-slider__handle::after {
    right: -10px;
}

.compare-slider__label {
    position: absolute;
    bottom: var(--space-4);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    background-color: rgba(0, 0, 0, 0.7);
    color: var(--color-white);
    border-radius: var(--radius-md);
}

.compare-slider__label--before {
    left: var(--space-4);
}

.compare-slider__label--after {
    right: var(--space-4);
}

/* ============================================
   LIGHTBOX
   ============================================ */

.lightbox {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.is-active {
    opacity: 1;
    visibility: visible;
}

.lightbox__image {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

.lightbox__close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-base);
}

.lightbox__close:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-base);
}

.lightbox__nav:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.lightbox__nav--prev {
    left: var(--space-6);
}

.lightbox__nav--next {
    right: var(--space-6);
}

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

.tag {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.tag:hover,
.tag.is-active {
    background-color: var(--color-accent);
    color: var(--color-white);
}

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

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

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

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-4);
    font-family: inherit;
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

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

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

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

/* ============================================
   COUNTER ANIMATION
   ============================================ */

.counter {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    line-height: 1;
}

.counter__suffix {
    font-size: var(--font-size-3xl);
    color: var(--color-accent);
}