/* ═══════════════════════════════════════════════════════
   ORTOPEDIA DR — Design System
   Stack: CSS Custom Properties + Vanilla CSS
   Mobile-First approach
════════════════════════════════════════════════════════ */

/* ── 1. DESIGN TOKENS ─────────────────────────────────── */
:root {
    /* Colors */
    --c-primary:       #0b3d6b;
    --c-primary-light: #1b6ca8;
    --c-primary-dark:  #07284a;
    --c-secondary:     #17a589;
    --c-secondary-dark:#12876e;
    --c-accent:        #f39c12;
    --c-hero-from:     #07284a;
    --c-hero-to:       #1b6ca8;

    /* Neutrals */
    --c-bg:            #f5f9ff;
    --c-bg-alt:        #eaf2fb;
    --c-white:         #ffffff;
    --c-gray-50:       #f8fafb;
    --c-gray-100:      #eef2f7;
    --c-gray-200:      #dee6ef;
    --c-gray-400:      #94a3b8;
    --c-gray-600:      #64748b;
    --c-gray-700:      #475569;
    --c-gray-900:      #1e293b;
    --c-text:          #1e293b;
    --c-text-muted:    #64748b;

    /* Status */
    --c-success:       #22c55e;
    --c-error:         #ef4444;
    --c-warning:       #f59e0b;

    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body:    'Inter', system-ui, -apple-system, sans-serif;

    /* Spacing scale */
    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Layout */
    --container-max: 1200px;
    --container-pad: clamp(1rem, 5vw, 2rem);
    --border-radius: 0.75rem;
    --border-radius-lg: 1.25rem;
    --border-radius-xl: 2rem;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md: 0 4px 16px rgba(11,61,107,.10), 0 2px 4px rgba(0,0,0,.06);
    --shadow-lg: 0 10px 40px rgba(11,61,107,.15), 0 4px 8px rgba(0,0,0,.08);
    --shadow-xl: 0 20px 60px rgba(11,61,107,.20);

    /* Transitions */
    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Navbar height */
    --nav-h: 84px;
}

/* ── 2. RESET & BASE ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-h);
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--c-text);
    background: var(--c-white);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }
input, select, textarea { font: inherit; }

/* ── 3. TYPOGRAPHY ────────────────────────────────────── */
h1,h2,h3,h4,h5 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--c-primary-dark);
}
em { font-style: italic; color: var(--c-primary-light); }

/* ── 4. UTILITIES ─────────────────────────────────────── */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

.section {
    padding: var(--space-20) 0;
}

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

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--c-bg-alt);
    color: var(--c-primary-light);
    border-radius: 999px;
    font-size: .8125rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--space-4);
    color: var(--c-primary-dark);
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--c-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ── 5. BUTTONS ───────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.7rem 1.5rem;
    border-radius: var(--border-radius);
    font-size: .9375rem;
    font-weight: 600;
    letter-spacing: .01em;
    transition: all var(--transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: white;
    opacity: 0;
    transition: opacity var(--transition);
}
.btn:hover::after { opacity: .08; }
.btn:active::after { opacity: .16; }

.btn-primary {
    background: linear-gradient(135deg, var(--c-secondary) 0%, var(--c-secondary-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(23,165,137,.35);
}
.btn-primary:hover {
    box-shadow: 0 6px 24px rgba(23,165,137,.5);
    transform: translateY(-1px);
}

.btn-outline {
    border: 2px solid var(--c-primary-light);
    color: var(--c-primary-light);
    background: transparent;
}
.btn-outline:hover {
    background: var(--c-primary-light);
    color: white;
}

.btn-outline-white {
    border: 2px solid rgba(255,255,255,.7);
    color: white;
    background: rgba(255,255,255,.1);
    backdrop-filter: blur(4px);
}
.btn-outline-white:hover {
    background: rgba(255,255,255,.2);
    border-color: white;
}

.btn-ghost-white {
    color: rgba(255,255,255,.85);
    background: transparent;
    border: 2px solid transparent;
}
.btn-ghost-white:hover {
    color: white;
    background: rgba(255,255,255,.1);
}

.btn-lg { padding: 0.875rem 2rem; font-size: 1rem; border-radius: var(--border-radius-lg); }
.btn-full { width: 100%; }

/* ── 6. NAVBAR ────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--nav-h);
    background: rgba(11,61,107,.85);
    backdrop-filter: blur(8px);
    transition: background var(--transition-slow), box-shadow var(--transition-slow);
}
.navbar.scrolled {
    background: rgba(11,61,107,.97);
    backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(0,0,0,.25);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
    color: white;
    transition: opacity var(--transition);
}
.nav-logo:hover { opacity: .9; }

.logo-text { display: flex; flex-direction: column; }
.logo-name { font-family: var(--font-display); font-size: 1.125rem; font-weight: 700; color: white; line-height: 1.1; }
.logo-titulo { color: #38bdf8; }
.logo-specialty { font-size: .7rem; color: rgba(255,255,255,.7); letter-spacing: .04em; text-transform: uppercase; }

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}
.nav-link {
    padding: var(--space-2) var(--space-3);
    color: rgba(255,255,255,.85);
    font-size: .9375rem;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: all var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: white;
    background: rgba(255,255,255,.1);
}
.nav-cta-btn {
    padding: var(--space-2) var(--space-5);
    background: linear-gradient(135deg, var(--c-secondary), var(--c-secondary-dark));
    color: white !important;
    border-radius: 999px;
    font-size: .9rem;
    font-weight: 600;
    box-shadow: 0 2px 12px rgba(23,165,137,.4);
    transition: all var(--transition);
}
.nav-cta-btn:hover { box-shadow: 0 4px 20px rgba(23,165,137,.6); transform: translateY(-1px); }

/* Hamburger */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    margin-right: calc(-1 * var(--space-2));
}
.hamburger-line {
    display: block;
    width: 24px; height: 2px;
    background: white;
    border-radius: 2px;
    transition: all var(--transition);
}
.nav-hamburger[aria-expanded="true"] .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger[aria-expanded="true"] .hamburger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger[aria-expanded="true"] .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-overlay {
    display: none;
    position: fixed; inset: 0;
    z-index: 998;
    background: rgba(0,0,0,.5);
    backdrop-filter: blur(2px);
}
.nav-overlay.active { display: block; }

/* ── 7. HERO SECTION ──────────────────────────────────── */
.hero-section {
    position: relative;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, var(--c-hero-from) 0%, var(--c-hero-to) 100%);
    color: white;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(23,165,137,.15) 0%, transparent 50%),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 40px,
            rgba(255,255,255,.015) 40px,
            rgba(255,255,255,.015) 41px
        );
    pointer-events: none;
}

.hero-container {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-12);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: calc(var(--nav-h) + var(--space-12)) var(--container-pad) var(--space-10);
    width: 100%;
}

.hero-content { flex: 1; min-width: 0; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.25);
    border-radius: 999px;
    font-size: .8125rem;
    font-weight: 500;
    color: rgba(255,255,255,.9);
    margin-bottom: var(--space-6);
    backdrop-filter: blur(4px);
}
.hero-badge svg { color: var(--c-secondary); }

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 3.75rem);
    font-weight: 700;
    color: white;
    line-height: 1.1;
    margin-bottom: var(--space-2);
}
.hero-name {
    display: block;
    background: linear-gradient(135deg, #ffffff 0%, #a8d8f8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-specialty {
    font-size: clamp(1.1rem, 2.5vw, 1.375rem);
    font-weight: 600;
    color: var(--c-secondary);
    margin-bottom: var(--space-2);
    letter-spacing: .02em;
}
.hero-subspecialties {
    font-size: .9375rem;
    color: rgba(255,255,255,.7);
    margin-bottom: var(--space-8);
    letter-spacing: .02em;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

/* Hero Visual */
.hero-visual {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.doctor-avatar-ring {
    position: relative;
    width: 280px; height: 280px;
}
.doctor-avatar {
    width: 100%; height: 100%;
    background: rgba(255,255,255,.1);
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,.2);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0 0 60px rgba(23,165,137,.3), inset 0 0 60px rgba(255,255,255,.03);
}
.hero-badge-float {
    position: absolute;
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--space-3) var(--space-4);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.2;
    animation: float 3s ease-in-out infinite;
}
.hero-badge-float strong { font-size: 1.25rem; color: var(--c-primary); font-weight: 700; }
.hero-badge-float span { font-size: .75rem; color: var(--c-text-muted); font-weight: 500; }
.badge-top-right { top: 10px; right: -20px; animation-delay: 0s; }
.badge-bottom-left { bottom: 20px; left: -24px; animation-delay: 1.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Stats Bar */
.hero-stats {
    background: rgba(255,255,255,.08);
    backdrop-filter: blur(8px);
    border-top: 1px solid rgba(255,255,255,.12);
}
.stats-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-6) var(--container-pad);
}
.stat-item {
    flex: 1;
    min-width: 160px;
    text-align: center;
    padding: var(--space-4) var(--space-6);
}
.stat-number {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: white;
}
.stat-plus { font-size: 1.5rem; color: var(--c-secondary); font-weight: 700; }
.stat-label { display: block; font-size: .875rem; color: rgba(255,255,255,.7); margin-top: var(--space-1); }
.stat-divider { width: 1px; height: 48px; background: rgba(255,255,255,.2); flex-shrink: 0; }

/* ── 8. ABOUT SECTION ─────────────────────────────────── */
.about-section { background: var(--c-bg); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
}

.about-visual { position: relative; }
.about-photo-frame {
    position: relative;
    display: inline-block;
    width: 100%;
}
.about-photo-placeholder {
    width: 100%;
    aspect-ratio: 3/4;
    max-height: 480px;
    background: linear-gradient(135deg, var(--c-bg-alt), white);
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--c-gray-200);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.about-photo-placeholder svg { width: 60%; height: auto; }

.about-credential-badge {
    position: absolute;
    bottom: var(--space-6);
    right: calc(-1 * var(--space-6));
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
    color: white;
    padding: var(--space-3) var(--space-5);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: .875rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.about-achievements {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-4);
}
.achievement-card {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background: white;
    border: 1px solid var(--c-gray-100);
    border-radius: var(--border-radius);
    padding: var(--space-3) var(--space-4);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}
.achievement-card:hover { box-shadow: var(--shadow-md); }
.achievement-icon { font-size: 1.5rem; width: 40px; text-align: center; }
.achievement-card strong { display: block; font-size: .9375rem; color: var(--c-primary-dark); font-weight: 600; }
.achievement-card span { font-size: .8125rem; color: var(--c-text-muted); }

.about-content { padding-top: var(--space-4); }
.about-lead {
    font-size: 1.0625rem;
    color: var(--c-text-muted);
    font-weight: 400;
    margin: var(--space-4) 0 var(--space-6);
    padding-bottom: var(--space-6);
    border-bottom: 2px solid var(--c-gray-100);
}
.about-bio p {
    color: var(--c-gray-700);
    margin-bottom: var(--space-4);
    line-height: 1.8;
}

.about-memberships { margin: var(--space-6) 0 var(--space-8); }
.about-memberships h4 { font-size: .875rem; text-transform: uppercase; letter-spacing: .08em; color: var(--c-text-muted); margin-bottom: var(--space-3); }
.membership-list { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.membership-badge {
    padding: var(--space-2) var(--space-4);
    background: var(--c-bg-alt);
    border: 1px solid var(--c-gray-200);
    border-radius: 999px;
    font-size: .8125rem;
    font-weight: 600;
    color: var(--c-primary);
    letter-spacing: .04em;
}

/* ── 9. SERVICES SECTION ──────────────────────────────── */
.services-section { background: var(--c-white); }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: var(--space-6);
}

.service-card {
    background: white;
    border: 1px solid var(--c-gray-100);
    border-radius: var(--border-radius-lg);
    padding: var(--space-8);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    cursor: default;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--c-primary), var(--c-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-slow);
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }

.service-card-icon {
    width: 56px; height: 56px;
    background: var(--c-bg-alt);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
    color: var(--c-primary-light);
    transition: all var(--transition);
}
.service-card:hover .service-card-icon {
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
    color: white;
    box-shadow: 0 4px 16px rgba(11,61,107,.3);
}

.service-card-tag {
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--c-secondary);
    margin-bottom: var(--space-2);
}
.service-card-title {
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
    color: var(--c-primary-dark);
    transition: color var(--transition);
}
.service-card:hover .service-card-title { color: var(--c-primary-light); }

.service-card-desc {
    font-size: .9rem;
    color: var(--c-gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-5);
    flex: 1;
}

.service-card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: .875rem;
    font-weight: 600;
    color: var(--c-primary-light);
    transition: gap var(--transition);
}
.service-card-link:hover { gap: var(--space-3); }

/* Fade-in animation */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    transition-delay: var(--delay, 0s);
}
.fade-in-up.visible { opacity: 1; transform: translateY(0); }

/* ── 10. CENTERS SECTION ──────────────────────────────── */
.centers-section { background: var(--c-bg); }

.centers-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-8);
}
.center-tab {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: 999px;
    border: 2px solid var(--c-gray-200);
    background: white;
    color: var(--c-gray-600);
    font-size: .9375rem;
    font-weight: 500;
    transition: all var(--transition);
}
.center-tab:hover { border-color: var(--c-primary-light); color: var(--c-primary); }
.center-tab.active {
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 16px rgba(11,61,107,.3);
}

.center-panel { display: none; }
.center-panel.active { display: block; animation: fadeIn .3s ease; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.center-panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    background: white;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--c-gray-100);
}
.center-map-wrapper { position: relative; min-height: 400px; background: var(--c-gray-100); }
.center-map-iframe {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    border: none;
}
.map-placeholder {
    position: absolute; inset: 0;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: var(--space-4);
    color: var(--c-gray-400);
}

.center-info { padding: var(--space-10) var(--space-8); }
.center-city-tag {
    display: inline-block;
    background: var(--c-bg-alt);
    color: var(--c-primary-light);
    padding: var(--space-1) var(--space-3);
    border-radius: 999px;
    font-size: .8125rem;
    font-weight: 600;
    letter-spacing: .04em;
    margin-bottom: var(--space-3);
}
.center-name { font-size: 1.5rem; margin-bottom: var(--space-3); }
.center-desc { color: var(--c-text-muted); margin-bottom: var(--space-6); line-height: 1.7; }

.center-details { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-6); }
.center-details li {
    display: flex; align-items: flex-start; gap: var(--space-3);
    color: var(--c-gray-700);
}
.center-details svg { color: var(--c-primary-light); flex-shrink: 0; margin-top: 2px; }
.center-details a { color: var(--c-primary-light); }
.center-details a:hover { text-decoration: underline; }

.center-schedule { margin-bottom: var(--space-8); }
.center-schedule h4 {
    display: flex; align-items: center; gap: var(--space-2);
    font-size: .9375rem;
    color: var(--c-primary-dark);
    margin-bottom: var(--space-3);
}
.schedule-table { width: 100%; border-collapse: collapse; }
.schedule-table tr { border-bottom: 1px solid var(--c-gray-100); }
.schedule-table td {
    padding: var(--space-2) var(--space-3);
    font-size: .9rem;
    color: var(--c-gray-700);
}
.schedule-table td:first-child { font-weight: 600; color: var(--c-primary); }

.center-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

/* ── 11. ARS SECTION ──────────────────────────────────── */
.ars-section { background: white; }

.ars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}
.ars-card {
    aspect-ratio: 3/2;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid var(--c-gray-100);
}
.ars-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px) scale(1.02); }

.ars-logo-placeholder {
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .9375rem;
    font-weight: 700;
    letter-spacing: .02em;
    text-align: center;
    padding: var(--space-4);
}

.ars-note {
    text-align: center;
    color: var(--c-gray-600);
    font-size: .9375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}
.ars-note svg { color: var(--c-primary-light); }
.ars-note a { color: var(--c-primary-light); font-weight: 600; }
.ars-note a:hover { text-decoration: underline; }

/* ── 12. CONTACT SECTION ──────────────────────────────── */
/* ── FAQ ──────────────────────────────────────────────────── */
.faq-section { background: var(--c-gray-50); }

.faq-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-8);
    justify-content: center;
}
.faq-tab {
    padding: var(--space-2) var(--space-5);
    border: 2px solid var(--c-gray-200);
    border-radius: 999px;
    background: white;
    color: var(--c-gray-600);
    font-size: .875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
}
.faq-tab:hover { border-color: var(--c-primary-light); color: var(--c-primary-light); }
.faq-tab.active {
    background: var(--c-primary);
    border-color: var(--c-primary);
    color: white;
}

.faq-list {
    max-width: 780px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.faq-item {
    background: white;
    border: 1.5px solid var(--c-gray-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item:hover { border-color: var(--c-primary-light); }
.faq-item.open {
    border-color: var(--c-primary-light);
    box-shadow: 0 4px 20px rgba(27,108,168,.1);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    color: var(--c-primary-dark);
    line-height: 1.5;
    transition: color var(--transition);
}
.faq-question:hover { color: var(--c-primary-light); }
.faq-item.open .faq-question { color: var(--c-primary-light); }

.faq-icon {
    flex-shrink: 0;
    transition: transform .3s ease;
    color: var(--c-primary-light);
}
.faq-item.open .faq-icon { transform: rotate(180deg); }

.faq-answer {
    display: none;
    padding: 0 var(--space-6) var(--space-5);
    color: var(--c-text-muted);
    line-height: 1.8;
    font-size: .9375rem;
}
.faq-item.open .faq-answer {
    display: block;
    animation: fadeDown .25s ease forwards;
}
@keyframes fadeDown {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.faq-cta {
    text-align: center;
    margin-top: var(--space-10);
    color: var(--c-text-muted);
    font-size: .9375rem;
}
.faq-cta a {
    color: var(--c-primary-light);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.contact-section {
    background: linear-gradient(180deg, var(--c-bg) 0%, white 100%);
}
.contact-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: var(--space-12);
    align-items: start;
}
.contact-info .section-title { text-align: left; }
.contact-info > p { color: var(--c-text-muted); margin-bottom: var(--space-8); line-height: 1.8; }

.contact-channels { display: flex; flex-direction: column; gap: var(--space-4); }
.contact-channels li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}
.channel-icon {
    width: 48px; height: 48px; border-radius: var(--border-radius);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    color: white;
}
.channel-phone   { background: linear-gradient(135deg, #2980b9, #1a5276); }
.channel-whatsapp { background: linear-gradient(135deg, #27ae60, #1e8449); }
.channel-hours   { background: linear-gradient(135deg, #8e44ad, #6c3483); }

.contact-channels strong { display: block; font-weight: 600; color: var(--c-primary-dark); }
.contact-channels a, .contact-channels span { font-size: .9375rem; color: var(--c-text-muted); }
.contact-channels a:hover { color: var(--c-primary-light); text-decoration: underline; }

/* Contact Form */
.contact-form-wrapper {
    background: white;
    border-radius: var(--border-radius-xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--c-gray-100);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-group { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
.form-group label {
    font-size: .875rem;
    font-weight: 600;
    color: var(--c-gray-700);
}
.form-group label span { color: var(--c-error); }

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--c-gray-200);
    border-radius: var(--border-radius);
    font-size: .9375rem;
    color: var(--c-text);
    background: var(--c-gray-50);
    transition: all var(--transition);
    outline: none;
    appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--c-primary-light);
    background: white;
    box-shadow: 0 0 0 3px rgba(27,108,168,.12);
}
.form-group input.error, .form-group textarea.error { border-color: var(--c-error); }
.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 24 24' stroke='%2364748b'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    padding-right: var(--space-10);
    cursor: pointer;
}
.form-group textarea { resize: vertical; min-height: 110px; }

.form-error {
    font-size: .8125rem;
    color: var(--c-error);
    min-height: 1.2em;
}
.form-hint {
    font-size: .8rem;
    color: var(--c-gray-400);
    line-height: 1.4;
}
.form-group input[type="date"] {
    appearance: auto;
    cursor: pointer;
    color: var(--c-text);
}
.form-group input[type="date"]:disabled {
    opacity: .45;
    cursor: not-allowed;
}

/* ── Turno cards ──────────────────────────────────────── */
.turno-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    gap: var(--space-3);
    margin-top: var(--space-2);
}
.turno-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--c-gray-200);
    border-radius: var(--border-radius);
    background: var(--c-gray-50);
    cursor: pointer;
    transition: all var(--transition);
    text-align: left;
    font-family: inherit;
}
.turno-card:not(.turno-card--full):hover {
    border-color: var(--c-primary-light);
    background: white;
    box-shadow: var(--shadow-sm);
}
.turno-card--active {
    border-color: var(--c-primary-light) !important;
    background: rgba(27,108,168,.06) !important;
    box-shadow: 0 0 0 3px rgba(27,108,168,.14) !important;
}
.turno-card--full {
    opacity: .45;
    cursor: not-allowed;
    background: var(--c-gray-100);
}
.turno-time {
    font-size: .9rem;
    font-weight: 700;
    color: var(--c-primary-dark);
}
.turno-badge {
    font-size: .78rem;
    color: var(--c-text-muted);
    font-weight: 500;
}
.turno-badge--low { color: #d97706; font-weight: 700; }
.turno-msg {
    font-size: .875rem;
    color: var(--c-text-muted);
    padding: var(--space-2) 0;
}
.turno-msg--warn { color: #b45309; }

.form-submit-row { margin-top: var(--space-2); }

.btn-loading { display: none; align-items: center; gap: var(--space-2); }
.spinner {
    animation: spin 1s linear infinite;
    stroke: white;
}
@keyframes spin { to { transform: rotate(360deg); } }

.form-alert {
    margin-top: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--border-radius);
    font-size: .9375rem;
    font-weight: 500;
}
.form-alert.success {
    background: rgba(34,197,94,.1);
    border: 1px solid rgba(34,197,94,.3);
    color: #166534;
}
.form-alert.error {
    background: rgba(239,68,68,.1);
    border: 1px solid rgba(239,68,68,.3);
    color: #991b1b;
}

/* ── 13. FOOTER ───────────────────────────────────────── */
.site-footer { background: var(--c-primary-dark); color: rgba(255,255,255,.8); }
.footer-top { padding: var(--space-16) 0 var(--space-10); }
.footer-grid {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-10);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    color: white;
}
.footer-logo strong { display: block; font-family: var(--font-display); font-size: 1.125rem; color: white; }
.footer-logo small { font-size: .75rem; opacity: .7; }

.footer-brand p { font-size: .9rem; line-height: 1.8; margin-bottom: var(--space-3); }
.footer-exequatur { font-size: .8rem; opacity: .6; font-style: italic; }

.footer-col h4 {
    color: white;
    font-size: .875rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: var(--space-5);
}
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col ul a {
    font-size: .9375rem;
    opacity: .75;
    transition: opacity var(--transition);
}
.footer-col ul a:hover { opacity: 1; }

.footer-contact-list { gap: var(--space-3) !important; }
.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: .9375rem;
    opacity: .8;
}
.footer-contact-list svg { opacity: .7; flex-shrink: 0; }
.footer-contact-list a:hover { text-decoration: underline; }

.footer-whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-5);
    background: #25d366;
    color: white;
    border-radius: 999px;
    font-size: .875rem;
    font-weight: 600;
    transition: all var(--transition);
}
.footer-whatsapp-btn:hover { background: #1da851; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,211,102,.4); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: var(--space-5) 0;
}
.footer-bottom-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    flex-wrap: wrap;
    font-size: .875rem;
    opacity: .6;
}

/* ── 14. WHATSAPP FLOAT ───────────────────────────────── */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 900;
    width: 60px; height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,.5);
    transition: all var(--transition);
    animation: pulse-green 2s ease-in-out infinite;
}
.whatsapp-float:hover {
    background: #1da851;
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37,211,102,.7);
    animation: none;
}
.whatsapp-float svg { flex-shrink: 0; }

@keyframes pulse-green {
    0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,.5); }
    50% { box-shadow: 0 4px 30px rgba(37,211,102,.8), 0 0 0 8px rgba(37,211,102,.15); }
}

.whatsapp-tooltip {
    position: absolute;
    right: calc(100% + 12px);
    background: var(--c-primary-dark);
    color: white;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--border-radius);
    font-size: .8125rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transform: translateX(8px);
    transition: all var(--transition);
}
.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--c-primary-dark);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(0); }

/* ── 15. SCROLL-TO-TOP ────────────────────────────────── */
.scroll-top-btn {
    position: fixed;
    bottom: 100px;
    right: 28px;
    z-index: 899;
    width: 44px; height: 44px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    color: var(--c-primary);
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: all var(--transition);
    border: 1px solid var(--c-gray-200);
}
.scroll-top-btn.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.scroll-top-btn:hover { background: var(--c-primary); color: white; box-shadow: var(--shadow-lg); }

/* ── 15b. LOGO IMAGE & DOCTOR PHOTOS ─────────────────── */
.logo-img {
    height: 64px;
    width: auto;
    object-fit: contain;
    display: block;
    background: white;
    border-radius: 12px;
    padding: 6px 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,.25);
}

.about-doctor-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    aspect-ratio: 3/4;
    max-height: 480px;
    display: block;
}

.photo-placeholder-hint {
    position: absolute;
    bottom: 1rem;
    left: 0; right: 0;
    text-align: center;
    font-size: .8rem;
    color: var(--c-gray-400);
    line-height: 1.5;
}
.photo-placeholder-hint code {
    font-size: .75rem;
    background: var(--c-gray-100);
    padding: .1em .3em;
    border-radius: 3px;
    color: var(--c-primary);
}

/* Hero photo override (when real photo exists) */
.doctor-avatar-img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: 50%;
}

/* ── 16. RESPONSIVE BREAKPOINTS ──────────────────────── */

/* Tablet (≤ 1024px) */
@media (max-width: 1024px) {
    .hero-container { gap: var(--space-8); }
    .doctor-avatar-ring { width: 220px; height: 220px; }
    .about-grid { gap: var(--space-10); }
    .about-credential-badge { right: 0; }
    .center-panel-grid { gap: var(--space-4); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
    .contact-grid { gap: var(--space-8); }
}

/* Mobile (≤ 768px) */
@media (max-width: 768px) {
    :root { --nav-h: 64px; }

    /* Nav mobile */
    .nav-hamburger { display: flex; }
    .nav-links {
        /* Anclado debajo de la barra: position:fixed queda "atrapado" por el
           backdrop-filter de .navbar en iOS; absolute lo evita. */
        position: absolute;
        top: 100%; right: 0;
        height: calc(100svh - var(--nav-h));
        width: min(300px, 84vw);
        background: #07284a;
        background: linear-gradient(180deg, #0b3d6b 0%, #07284a 100%);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        padding: var(--space-5) var(--space-5) var(--space-8);
        gap: 2px;
        z-index: 999;
        transform: translateX(100%);
        transition: transform var(--transition-slow);
        box-shadow: -14px 0 44px rgba(0,0,0,.4);
        overflow-y: auto;
    }
    .nav-links.open { transform: translateX(0); }
    .nav-links li { list-style: none; }
    .nav-links li:not(:last-child) { border-bottom: 1px solid rgba(255,255,255,.07); }
    .nav-link {
        display: flex;
        align-items: center;
        padding: .95rem .75rem;
        font-size: 1.02rem;
        font-weight: 500;
        color: rgba(255,255,255,.9);
        border-left: 3px solid transparent;
        transition: all var(--transition);
    }
    .nav-link:hover, .nav-link.active {
        color: #fff;
        background: rgba(255,255,255,.08);
        border-left-color: var(--c-secondary);
        padding-left: 1.1rem;
    }
    .nav-cta-btn {
        display: block;
        text-align: center;
        margin-top: var(--space-5);
        padding: .95rem;
        font-size: 1rem;
    }

    /* Hero mobile */
    .hero-container { flex-direction: column; text-align: center; padding-top: calc(var(--nav-h) + var(--space-6)); }
    .hero-actions { justify-content: center; }
    .hero-visual { order: -1; }
    .doctor-avatar-ring { width: 180px; height: 180px; }
    .badge-top-right, .badge-bottom-left { display: none; }
    .stat-divider { display: none; }
    .stats-container { gap: 0; }
    .stat-item { min-width: 50%; padding: var(--space-4); border-bottom: 1px solid rgba(255,255,255,.1); }

    /* About mobile */
    .about-grid { grid-template-columns: 1fr; gap: var(--space-8); }
    .about-visual { max-width: 320px; margin: 0 auto; }
    .about-credential-badge { right: 0; }

    /* Centers mobile */
    .center-panel-grid { grid-template-columns: 1fr; }
    .center-map-wrapper { min-height: 250px; }
    .center-info { padding: var(--space-6); }

    /* Contact mobile */
    .contact-grid { grid-template-columns: 1fr; gap: var(--space-8); }
    .form-row { grid-template-columns: 1fr; }
    .contact-form-wrapper { padding: var(--space-6); }

    /* ARS mobile */
    .ars-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }

    /* Footer mobile */
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-8); }
    .footer-bottom-inner { flex-direction: column; text-align: center; }

    /* WhatsApp */
    .whatsapp-float { bottom: 20px; right: 20px; width: 52px; height: 52px; }
    .scroll-top-btn { right: 20px; bottom: 84px; }
}

/* Small mobile (≤ 480px) */
@media (max-width: 480px) {
    .hero-title { font-size: 1.875rem; }
    .btn-lg { padding: .75rem 1.5rem; font-size: .9375rem; }
    .service-card { padding: var(--space-6); }
    .services-grid { grid-template-columns: 1fr; }
}

/* ── 17. FOCUS ACCESSIBILITY ──────────────────────────── */
:focus-visible {
    outline: 3px solid var(--c-secondary);
    outline-offset: 2px;
    border-radius: 3px;
}
a:focus-visible, button:focus-visible { outline-color: var(--c-secondary); }

/* ── 18. PRINT ────────────────────────────────────────── */
@media print {
    .navbar, .whatsapp-float, .scroll-top-btn, .hero-visual { display: none; }
    .hero-section { min-height: auto; padding: 2rem 0; }
}