:root {
    --bg-dark: #0a0a0f;
    --bg-card: #12121a;
    --bg-elevated: #1a1a24;
    --text-primary: #e8e8e8;
    --text-secondary: #8b8b9a;
    --text-muted: #5a5a6e;
    --accent-purple: #9775fa;
    --accent-cyan: #22d3ee;
    --accent-green: #4ade80;
    --accent-pink: #f472b6;
    --accent-blue: #3b82f6;
    --accent-orange: #f97316;
    --border-color: #2a2a3a;
    --shadow-glow: 0 0 30px rgba(151, 117, 250, 0.2);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Manrope', 'Courier New', monospace;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-dark);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated grid background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(151,117,250,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(151,117,250,0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -2;
}

body::after {
    content: '';
    position: fixed;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(151,117,250,0.12) 0%, transparent 60%);
    top: -200px; right: -200px;
    z-index: -1;
    animation: orb 8s ease-in-out infinite;
}

@keyframes orb {
    0%,100% { opacity: 0.5; transform: scale(1); }
    50%      { opacity: 0.8; transform: scale(1.1); }
}

.container {
    width: min(1200px, 94%);
    margin: 0 auto;
}

/* ── Header ── */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(10,10,15,0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}
.site-header::before {
    content: '';
    position: absolute;
    bottom: 0; left: 0; width: 100%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-purple), transparent);
    opacity: 0.5;
}
.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}
.brand { display: flex; align-items: center; gap: 0.75rem; }
.brand h1 { font-size: 1.1rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
.brand-kicker {
    display: inline-flex; align-items: center; justify-content: center;
    width: 2.4rem; height: 2.4rem; border-radius: 4px;
    color: var(--bg-dark); font-size: 0.9rem; font-weight: 900; letter-spacing: 0.1em;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
    box-shadow: 0 0 20px rgba(151,117,250,0.5);
    animation: glow 2s ease-in-out infinite alternate;
}
@keyframes glow {
    from { box-shadow: 0 0 20px rgba(151,117,250,0.5); }
    to   { box-shadow: 0 0 30px rgba(151,117,250,0.8), 0 0 10px rgba(34,211,238,0.3); }
}
nav { display: flex; align-items: center; gap: 2rem; }
nav a {
    font-size: 0.9rem; color: var(--text-secondary); text-decoration: none;
    font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
    position: relative; padding: 0.5rem 0; transition: var(--transition);
}
nav a::before { content: '>'; margin-right: 0.5rem; color: var(--accent-purple); opacity: 0; transition: var(--transition); }
nav a:hover { color: var(--accent-purple); text-shadow: 0 0 10px var(--accent-purple); }
nav a:hover::before { opacity: 1; }

section { padding: 6rem 0; }

/* ── Hero ── */
.hero { padding-top: 8rem; position: relative; overflow: hidden; }
.hero-bg-images { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.hero-bg-img { position: absolute; width: 100%; height: 100%; object-fit: cover; opacity: 0.12; }
.hero-img-1 { animation: slide1 20s infinite; }
.hero-img-2 { animation: slide2 20s infinite; opacity: 0.08; }
.hero-img-3 { animation: slide3 20s infinite; opacity: 0.06; }
@keyframes slide1 { 0%,100%{transform:scale(1)}  50%{transform:scale(1.05) translateX(-2%)} }
@keyframes slide2 { 0%,100%{transform:scale(1.05)} 50%{transform:scale(1.1)} }
@keyframes slide3 { 0%,100%{transform:scale(1.1)} 50%{transform:scale(1)} }

.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 3rem; align-items: center; }

.eyebrow {
    font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.2em;
    color: var(--accent-cyan); font-weight: 700; margin-bottom: 1rem;
    display: flex; align-items: center; gap: 0.5rem;
}
.eyebrow::before { content: '['; color: var(--accent-purple); }
.eyebrow::after  { content: ']'; color: var(--accent-purple); }

.hero-copy h2 {
    font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.1; font-weight: 800; margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-purple) 50%, var(--accent-cyan) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-copy p {
    color: var(--text-secondary); font-size: 1.05rem; max-width: 55ch;
    margin-bottom: 2rem; border-left: 2px solid var(--accent-purple); padding-left: 1rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0.85rem 1.8rem; border-radius: 4px; font-weight: 700;
    text-decoration: none; text-transform: uppercase; letter-spacing: 0.1em;
    font-size: 0.85rem; transition: var(--transition); gap: 0.5rem; cursor: pointer; border: none; font-family: inherit;
}
.btn-primary { background: linear-gradient(135deg, var(--accent-purple), #7c3aed); color: #fff; box-shadow: 0 0 20px rgba(151,117,250,0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(151,117,250,0.6); }
.btn-ghost { background: transparent; color: var(--accent-purple); border: 1px solid var(--accent-purple); }
.btn-ghost:hover { background: rgba(151,117,250,0.1); box-shadow: 0 0 20px rgba(151,117,250,0.3); }
.btn-whatsapp { background: linear-gradient(135deg, #25D366, #128C7E); color: #fff; box-shadow: 0 0 20px rgba(37,211,102,0.4); }
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(37,211,102,0.6); }

.hero-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.hero-metrics div {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-sm); padding: 1rem; text-align: center; transition: var(--transition);
}
.hero-metrics div:hover { border-color: var(--accent-purple); box-shadow: 0 0 20px rgba(151,117,250,0.2); }
.hero-metrics strong { display: block; font-size: 1.5rem; color: var(--accent-cyan); text-shadow: 0 0 10px rgba(34,211,238,0.5); }
.hero-metrics span   { color: var(--text-muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; }

.hero-panel {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); padding: 1.5rem; position: relative; overflow: hidden;
}
.hero-panel::before {
    content: '● ● ●'; position: absolute; top: 0.5rem; left: 1rem;
    font-size: 0.6rem; letter-spacing: 0.3rem; color: var(--text-muted);
}
.hero-panel h3 { font-size: 1.2rem; margin-top: 1rem; margin-bottom: 0.5rem; color: var(--accent-green); }
.hero-panel > p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 1rem; }
.availability-list { display: grid; gap: 0.5rem; margin-top: 1rem; }
.availability-list div {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.75rem 1rem; background: var(--bg-elevated); border-radius: var(--radius-sm); border-left: 3px solid var(--accent-purple);
}
.availability-list span  { color: var(--text-muted); font-size: 0.85rem; }
.availability-list strong { color: var(--accent-green); font-size: 0.85rem; }
.quick-contact { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--border-color); }
.quick-call {
    display: flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.75rem;
    background: linear-gradient(135deg, var(--accent-green), #22c55e); color: var(--bg-dark);
    text-decoration: none; border-radius: var(--radius-sm); font-weight: 700; transition: var(--transition);
}
.quick-call:hover { transform: translateY(-2px); box-shadow: 0 0 25px rgba(74,222,128,0.5); }

/* ── About ── */
.about { background: linear-gradient(180deg, transparent, rgba(151,117,250,0.03)); }
.section-head { text-align: center; margin-bottom: 3rem; }
.section-head p  { color: var(--accent-pink); text-transform: uppercase; letter-spacing: 0.2em; font-weight: 700; font-size: 0.8rem; margin-bottom: 0.5rem; }
.section-head h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); color: var(--text-primary); }
.about-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; align-items: center; }
.about-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-color); }
.about-image img { width: 100%; height: 350px; object-fit: cover; transition: var(--transition); }
.about-image:hover img { transform: scale(1.05); }
.about-image::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, var(--bg-dark) 100%); }
.about-content h3 { font-size: 1.5rem; margin-bottom: 1.5rem; color: var(--accent-cyan); display: flex; align-items: center; gap: 0.75rem; }
.management-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin-bottom: 1.5rem; }
.manager-card {
    display: flex; align-items: center; gap: 1rem; padding: 1rem;
    background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-md); transition: var(--transition);
}
.manager-card:hover { border-color: var(--accent-purple); box-shadow: var(--shadow-glow); }
.manager-icon {
    width: 50px; height: 50px; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan)); border-radius: 50%; font-size: 1.2rem; color: white;
}
.manager-info h4 { font-size: 0.7rem; color: var(--accent-pink); text-transform: uppercase; letter-spacing: 0.15em; margin-bottom: 0.25rem; }
.manager-info p  { font-size: 0.95rem; color: var(--text-primary); font-weight: 600; }
.about-desc { color: var(--text-secondary); font-size: 1rem; line-height: 1.8; }

/* ── Tests ── */
.tests { background: var(--bg-card); }
.tests-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.test-category {
    background: var(--bg-dark); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); padding: 1.5rem; transition: var(--transition);
}
.test-category:hover { border-color: var(--accent-purple); box-shadow: var(--shadow-glow); transform: translateY(-3px); }
.category-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border-color); }
.category-header i  { font-size: 1.5rem; color: var(--accent-cyan); }
.category-header h3 { font-size: 1.1rem; color: var(--text-primary); }
.test-list { list-style: none; display: grid; gap: 0.5rem; }
.test-list li {
    display: flex; align-items: center; gap: 0.75rem;
    color: var(--text-secondary); font-size: 0.9rem; padding: 0.5rem;
    border-radius: var(--radius-sm); transition: var(--transition);
}
.test-list li:hover { background: var(--bg-elevated); color: var(--text-primary); }
.test-list li i { color: var(--accent-green); font-size: 0.8rem; }
.tests-cta {
    text-align: center; margin-top: 2rem; padding: 1rem;
    background: var(--bg-dark); border: 1px dashed var(--border-color); border-radius: var(--radius-md);
}
.tests-cta p { color: var(--text-muted); display: flex; align-items: center; justify-content: center; gap: 0.5rem; }
.tests-cta i { color: var(--accent-cyan); }

/* ── Gallery ── */
.gallery { background: linear-gradient(180deg, transparent, rgba(59,130,246,0.03)); }
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.gallery-item {
    position: relative; border-radius: var(--radius-md); overflow: hidden;
    aspect-ratio: 4/3; border: 1px solid var(--border-color); cursor: pointer;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.gallery-item:hover img { transform: scale(1.1); }
.gallery-overlay {
    position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(10,10,15,0.9) 100%);
    display: flex; align-items: flex-end; padding: 1rem; opacity: 0; transition: var(--transition);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay span { color: var(--accent-cyan); font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; }

/* ── Booking Section ── */
.book { position: relative; background: var(--bg-card); }
.booking-layout { display: grid; grid-template-columns: 1fr 1.3fr; gap: 3rem; align-items: start; }

.book-copy {
    padding: 2rem; background: var(--bg-dark);
    border: 1px solid var(--border-color); border-radius: var(--radius-md); position: sticky; top: 6rem;
}
.book-copy .eyebrow { justify-content: flex-start; }
.book-copy h2 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); margin-bottom: 1rem; color: var(--text-primary); }
.book-copy > p { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 1.5rem; }
.booking-benefits { display: grid; gap: 0.75rem; margin-bottom: 1.5rem; }
.booking-benefits div { display: flex; align-items: center; gap: 0.75rem; color: var(--text-secondary); font-size: 0.9rem; }
.booking-benefits i { color: var(--accent-green); width: 20px; }

.whatsapp-direct {
    margin-top: 1.5rem; padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}
.whatsapp-direct p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 0.75rem; }

/* ── Form ── */
form {
    background: var(--bg-dark); border: 1px solid var(--border-color);
    padding: 2rem; border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
}

/* Step indicator */
.form-steps {
    display: flex; align-items: center; gap: 0; margin-bottom: 2rem;
    padding-bottom: 1.5rem; border-bottom: 1px solid var(--border-color);
}
.step {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--text-muted); transition: var(--transition);
}
.step span {
    width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--border-color);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.75rem; font-weight: 700; transition: var(--transition);
}
.step.active { color: var(--accent-purple); }
.step.active span { background: var(--accent-purple); border-color: var(--accent-purple); color: #fff; }
.step.done { color: var(--accent-green); }
.step.done span { background: var(--accent-green); border-color: var(--accent-green); color: var(--bg-dark); }
.step-divider { flex: 1; height: 1px; background: var(--border-color); margin: 0 0.75rem; }

/* Form steps */
.form-step { animation: fadeSlide 0.3s ease; }
.form-step.hidden { display: none; }
@keyframes fadeSlide { from { opacity: 0; transform: translateX(10px); } to { opacity: 1; transform: translateX(0); } }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1rem; }

.required { color: var(--accent-pink); }
.field-hint { display: block; font-size: 0.73rem; color: var(--text-muted); margin-top: 0.3rem; padding-left: 0.25rem; }

form label {
    display: flex; align-items: center; gap: 0.5rem;
    margin-bottom: 0.5rem; font-size: 0.8rem; font-weight: 700;
    color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.1em;
}
form label i { color: var(--accent-purple); }

form input,
form select {
    width: 100%; padding: 0.85rem 1rem;
    border: 1px solid var(--border-color); border-radius: var(--radius-sm);
    background: var(--bg-elevated); font: inherit; color: var(--text-primary);
    transition: var(--transition);
}
form input::placeholder { color: var(--text-muted); }
form input:focus, form select:focus {
    outline: none; border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(151,117,250,0.2); background: var(--bg-card);
}
form select {
    cursor: pointer; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b8b9a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 1rem center;
}
form select option   { background: var(--bg-card); color: var(--text-primary); }
form select optgroup { color: var(--accent-cyan); font-weight: 700; }

/* Navigation buttons */
.btn-next {
    width: 100%; margin-top: 0.5rem; padding: 1rem 1.5rem;
    background: linear-gradient(135deg, var(--accent-purple), #7c3aed);
    color: #fff; border: none; border-radius: var(--radius-sm); font: inherit;
    font-weight: 700; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.1em;
    cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 0.5rem;
    box-shadow: 0 0 25px rgba(151,117,250,0.4); transition: var(--transition);
}
.btn-next:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(151,117,250,0.6); }

.form-btn-row { display: grid; grid-template-columns: auto 1fr; gap: 0.75rem; margin-top: 0.5rem; }

.btn-back {
    padding: 1rem 1.2rem; background: transparent; color: var(--text-muted);
    border: 1px solid var(--border-color); border-radius: var(--radius-sm); font: inherit;
    font-size: 0.85rem; cursor: pointer; display: flex; align-items: center; gap: 0.5rem;
    transition: var(--transition); white-space: nowrap;
}
.btn-back:hover { border-color: var(--accent-purple); color: var(--accent-purple); }

#submitBtn {
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: #fff; border: none; border-radius: var(--radius-sm); font: inherit;
    font-weight: 700; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.1em;
    cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 0.6rem;
    box-shadow: 0 0 25px rgba(37,211,102,0.4); transition: var(--transition);
    position: relative; overflow: hidden;
}
#submitBtn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: 0.5s;
}
#submitBtn:hover::before { left: 100%; }
#submitBtn:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(37,211,102,0.6); }
#submitBtn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* Success message */
.success-message {
    display: none; background: rgba(74,222,128,0.1); border: 1px solid var(--accent-green);
    color: var(--accent-green); padding: 1.5rem; border-radius: var(--radius-md); margin-bottom: 1rem;
}
.success-message.show { display: block; animation: fadeIn 0.5s ease; }
.success-message h4 { font-size: 1.1rem; margin-bottom: 0.75rem; display: flex; align-items: center; gap: 0.5rem; }
.success-message p  { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 0.4rem; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.contact-card {
    background: var(--bg-dark); border: 1px solid var(--border-color);
    border-radius: var(--radius-md); padding: 1.5rem; text-align: center; transition: var(--transition);
}
.contact-card:hover { border-color: var(--accent-purple); box-shadow: var(--shadow-glow); transform: translateY(-3px); }
.contact-icon {
    width: 50px; height: 50px; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1rem; background: var(--bg-card); border-radius: 50%; font-size: 1.2rem; color: var(--accent-cyan);
}
.contact-card h3 { font-size: 1rem; margin-bottom: 0.5rem; color: var(--text-primary); }
.contact-card p  { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.6; }
.contact-card a  { color: var(--accent-cyan); text-decoration: none; transition: var(--transition); }
.contact-card a:hover { color: var(--accent-purple); }
.contact-cta { display: flex; justify-content: center; gap: 1rem; margin-top: 2rem; }

/* ── Footer ── */
.site-footer {
    margin-top: 4rem; padding: 2rem 0;
    background: var(--bg-card); border-top: 1px solid var(--border-color); position: relative;
}
.site-footer::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-purple), transparent);
}
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; margin-bottom: 1.5rem; }
.footer-brand { display: flex; align-items: center; gap: 0.75rem; }
.footer-brand h3 { font-size: 1rem; color: var(--text-primary); }
.footer-info p  { color: var(--text-muted); font-size: 0.85rem; margin: 0.25rem 0; }
.footer-info strong { color: var(--accent-purple); }
.footer-contact a { display: flex; align-items: center; gap: 0.5rem; color: var(--accent-cyan); text-decoration: none; font-weight: 600; transition: var(--transition); }
.footer-contact a:hover { color: var(--accent-purple); }
.copyright { text-align: center; color: var(--text-muted); font-size: 0.85rem; padding-top: 1rem; border-top: 1px solid var(--border-color); }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-purple); }
::selection { background: var(--accent-purple); color: #fff; }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .hero-grid, .booking-layout, .about-grid { grid-template-columns: 1fr; }
    .tests-grid, .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: repeat(2, 1fr); }
    .management-cards { grid-template-columns: 1fr; }
    .book-copy { position: static; }
}

@media (max-width: 768px) {
    /* Header & Nav */
    .site-header { position: relative; }
    .nav-wrap { flex-direction: column; gap: 0.75rem; padding: 0.75rem 0; }
    .brand h1 { font-size: 0.95rem; }
    nav { 
        flex-wrap: wrap; 
        justify-content: center; 
        gap: 0.5rem 1rem;
        width: 100%;
    }
    nav a { font-size: 0.75rem; padding: 0.3rem 0; }
    nav a::before { display: none; }

    /* Hero */
    .hero { padding-top: 2rem; }
    .hero-copy h2 { font-size: clamp(1.6rem, 6vw, 2.2rem); }
    .hero-copy p { font-size: 0.95rem; padding-left: 0.75rem; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .hero-metrics { grid-template-columns: 1fr; gap: 0.75rem; }
    .hero-panel { margin-top: 1rem; }

    /* About */
    .about-image img { height: 250px; }
    .about-content h3 { font-size: 1.2rem; }

    /* Tests */
    .tests-grid, .gallery-grid, .contact-grid { grid-template-columns: 1fr; gap: 1rem; }
    .test-category { padding: 1.25rem; }
    .category-header h3 { font-size: 1rem; }
    .test-list li { font-size: 0.85rem; padding: 0.4rem; }

    /* Gallery */
    .gallery-item { aspect-ratio: 16/10; }

    /* Booking */
    .booking-layout { gap: 2rem; }
    .book-copy { padding: 1.5rem; }
    .book-copy h2 { font-size: 1.3rem; }
    .booking-benefits div { font-size: 0.85rem; }

    /* Form */
    form { padding: 1.5rem; }
    .form-steps { 
        flex-wrap: nowrap; 
        gap: 0.25rem;
        padding-bottom: 1rem;
    }
    .step { font-size: 0.65rem; gap: 0.3rem; }
    .step span { width: 20px; height: 20px; font-size: 0.65rem; }
    .step-divider { margin: 0 0.25rem; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .form-group { margin-bottom: 0.85rem; }
    form input, form select { padding: 0.75rem 0.9rem; font-size: 16px; }
    .form-btn-row { grid-template-columns: 1fr; gap: 0.75rem; }
    .btn-back { justify-content: center; }

    /* Contact */
    .contact-card { padding: 1.25rem; }
    .contact-cta { flex-direction: column; }
    .contact-cta .btn { width: 100%; }

    /* Footer */
    .footer-content { flex-direction: column; text-align: center; gap: 1rem; }
    .footer-brand { justify-content: center; }
    .footer-info p { font-size: 0.8rem; }
    .copyright { font-size: 0.8rem; }

    section { padding: 3rem 0; }
}

/* Extra small screens */
@media (max-width: 480px) {
    .brand { gap: 0.5rem; }
    .brand-kicker { width: 2rem; height: 2rem; font-size: 0.75rem; }
    .hero-copy h2 { font-size: 1.4rem; }
    .hero-metrics strong { font-size: 1.2rem; }
    .btn { padding: 0.75rem 1.2rem; font-size: 0.75rem; }
    .step { font-size: 0.6rem; }
    .step span { width: 18px; height: 18px; }
}