/* ═══════════════════════════════════════
   Dr. Tebiev Landing — Custom Styles
   ══════════════════════════════════════ */

[x-cloak] {
    display: none !important;
}

/* ── CSS Variables ── */
:root {
    --header-height: 5rem; /* 80px = h-20 */
    --safe-top: env(safe-area-inset-top, 0px);
    --scrollbar-width: 0px;
}

/* ── Header: fixed on mobile, sticky on desktop ── */
.smart-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 9999;
    padding-top: var(--safe-top);
    background: white;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
}

.header-spacer {
    height: calc(var(--header-height) + var(--safe-top));
}

@media (min-width: 768px) {
    .smart-header {
        position: -webkit-sticky;
        position: sticky;
        padding-top: 0;
        background: rgba(255, 255, 255, 0.95);
        transform: none;
    }

    .header-spacer {
        display: none;
    }
}

/* ── Before / After Slider ── */
.before-after-slider {
    position: relative;
    overflow: hidden;
    cursor: col-resize;
    user-select: none;
}

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

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

.before-after-divider {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 100%;
    background: #0d9488;
    z-index: 10;
}

.before-after-handle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #0d9488;
    border: 3px solid white;
    z-index: 11;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

/* ── Hamburger → X morphing animation ── */
.menu-line {
    transition: transform 0.35s cubic-bezier(.4, 0, .2, 1),
        opacity 0.25s ease;
    transform-origin: center;
    transform-box: fill-box;
}

.menu-line-top--open {
    transform: rotate(45deg) translate(4px, 4px);
}

.menu-line-mid--open {
    opacity: 0;
    transform: scaleX(0);
}

.menu-line-bot--open {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* ── Modal scroll-lock ── */
body.modal-open {
    overflow: hidden;
    padding-right: var(--scrollbar-width, 0px);
}

/* ── CountUp: number element before animation ── */
.count-up {
    display: inline-block;
}

/* ── Metrics fade-in on scroll ── */
.metric-block {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.metric-block.is-visible {
    opacity: 1;
    transform: translateY(0);
}