/* ===========================
   ROOT VARIABLES & RESET
   =========================== */
:root {
    --bg: #f8fafc;
    --white: #ffffff;
    --text: #0f172a;
    --text-mid: #334155;
    --text-light: #64748b;
    --primary: #1a3a6e;
    --primary-light: #2563eb;
    --primary-hover: #1e40af;
    --accent: #22c55e;
    --accent-hover: #16a34a;
    --gold: #c9a84c;
    --border: #e2e8f0;
    --card-bg: #ffffff;
    --card-shadow: 0 4px 24px rgba(0,0,0,0.07);
    --card-shadow-hover: 0 16px 48px rgba(26,58,110,0.18);
    --radius: 16px;
    --radius-sm: 10px;
    --footer-bg: #0f172a;
    --footer-text: #94a3b8;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===========================
   NAVBAR
   =========================== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.logo img {
    height: 44px;
    width: 44px;
    object-fit: contain;
    border-radius: 8px;
}

.logo-text-wrap {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.08em;
    line-height: 1.2;
}

.logo-sub {
    font-size: 10px;
    color: var(--text-light);
    letter-spacing: 0.04em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}

.nav-links a {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-mid);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
    background: rgba(26,58,110,0.06);
}

.btn-nav-cta {
    padding: 10px 20px;
    background: var(--primary);
    color: var(--white) !important;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    flex-shrink: 0;
    white-space: nowrap;
}

.btn-nav-cta:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(26,58,110,0.3);
}

.hamburger {
    display: none;
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    color: var(--primary);
    margin-left: auto;
    padding: 4px;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    padding: 16px 24px 20px;
    border-top: 1px solid var(--border);
    gap: 4px;
    background: var(--white);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-mid);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-menu a:hover { color: var(--primary); background: rgba(26,58,110,0.06); }

.mobile-cta {
    margin-top: 8px;
    background: var(--accent) !important;
    color: var(--white) !important;
    text-align: center;
    font-weight: 600 !important;
    border-radius: var(--radius-sm);
}

/* ===========================
   HERO
   =========================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 72px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url('assets/premium_clinic_bg.png') center right / cover no-repeat;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        rgba(255,255,255,1) 0%,
        rgba(255,255,255,0.97) 40%,
        rgba(248,250,252,0.85) 60%,
        rgba(248,250,252,0.4) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px;
    max-width: 680px;
}

.hero-eyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--primary-light);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero h1 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(40px, 5vw, 68px);
    font-weight: 700;
    line-height: 1.1;
    color: var(--text);
    margin-bottom: 24px;
}

.hero-accent {
    color: var(--primary);
}

.hero-desc {
    font-size: 17px;
    color: var(--text-mid);
    line-height: 1.7;
    max-width: 540px;
    margin-bottom: 32px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 36px;
    padding: 20px 28px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--card-shadow);
    width: fit-content;
}

.stat-item { text-align: center; }
.stat-item strong { display: block; font-size: 24px; font-weight: 800; color: var(--primary); }
.stat-item span { font-size: 11px; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

.hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(26,58,110,0.35);
    color: var(--white);
}

.whatsapp-btn {
    background: var(--accent);
}

.whatsapp-btn:hover {
    background: var(--accent-hover);
    box-shadow: 0 8px 24px rgba(34,197,94,0.35);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: transparent;
    color: var(--primary);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    border: 2px solid var(--primary);
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* ===========================
   FLOATING WA BUTTON
   =========================== */
.floating-wa {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    width: 60px;
    height: 60px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(34,197,94,0.4);
    color: var(--white);
    transition: var(--transition);
    animation: pulse-wa 2.5s infinite;
}

.floating-wa:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(34,197,94,0.55);
}

@keyframes pulse-wa {
    0%, 100% { box-shadow: 0 8px 32px rgba(34,197,94,0.4); }
    50% { box-shadow: 0 8px 48px rgba(34,197,94,0.65); }
}

/* ===========================
   SERVICES
   =========================== */
.services {
    padding: 96px 0;
    background: var(--bg);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-eyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--primary-light);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(30px, 4vw, 46px);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
}

.section-sub {
    font-size: 16px;
    color: var(--text-light);
    max-width: 580px;
    margin: 0 auto;
    line-height: 1.7;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 32px 28px;
    border: 1px solid var(--border);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--card-shadow-hover);
    border-color: transparent;
}

.service-card:hover::before { opacity: 1; }

.service-card.featured {
    background: linear-gradient(145deg, var(--primary), var(--primary-light));
    color: var(--white);
    border: none;
}

.service-card.featured h3,
.service-card.featured p,
.service-card.featured .card-list li { color: rgba(255,255,255,0.92); }

.service-card.featured .price { color: var(--white); }

.card-tag {
    position: absolute;
    top: 16px; right: 16px;
    background: var(--gold);
    color: var(--white);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 4px 10px;
    border-radius: 20px;
}

.card-tag-alt {
    position: absolute;
    top: 16px; right: 16px;
    background: rgba(26,58,110,0.08);
    color: var(--primary);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 4px 10px;
    border-radius: 20px;
}

.card-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
    line-height: 1.3;
}

.service-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.65;
    margin-bottom: 16px;
}

.card-list {
    margin: 0 0 20px 0;
    flex: 1;
}

.card-list li {
    font-size: 13px;
    color: var(--text-mid);
    padding: 5px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-list li::before {
    content: '✓';
    color: var(--accent);
    font-weight: 700;
    font-size: 12px;
    flex-shrink: 0;
}

.service-card.featured .card-list li {
    border-bottom-color: rgba(255,255,255,0.15);
}

.service-card.featured .card-list li::before { color: #7dd3fc; }

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.service-card.featured .card-footer { border-top-color: rgba(255,255,255,0.2); }

.price {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
}

.price small {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-light);
    margin-left: 2px;
}

.service-card.featured .price { color: var(--white); }

.card-btn {
    padding: 9px 18px;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}

.card-btn:hover {
    background: var(--accent);
    transform: translateY(-1px);
}

.service-card.featured .card-btn {
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.3);
}

.service-card.featured .card-btn:hover { background: rgba(255,255,255,0.35); }

/* ===========================
   ABOUT
   =========================== */
.about {
    padding: 96px 0;
    background: var(--white);
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    max-height: 560px;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: 0 24px 64px rgba(0,0,0,0.12);
}

.image-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    right: 24px;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-sm);
    padding: 16px 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.image-badge p { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.image-badge span { font-size: 12px; color: var(--text-light); }

.about-text h2 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(28px, 3.5vw, 42px);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.2;
}

.about-intro {
    font-size: 16px;
    color: var(--text-mid);
    line-height: 1.75;
    margin-bottom: 28px;
}

.about-credentials {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 28px;
}

.credential-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 20px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.credential-item:hover {
    border-color: var(--primary-light);
    background: rgba(37,99,235,0.03);
}

.cred-icon { font-size: 22px; flex-shrink: 0; }
.credential-item strong { font-size: 14px; font-weight: 700; color: var(--text); display: block; margin-bottom: 2px; }
.credential-item p { font-size: 13px; color: var(--text-light); }

.about-bio {
    font-size: 15px;
    color: var(--text-mid);
    line-height: 1.75;
    margin-bottom: 32px;
}

.dark-btn {
    background: var(--primary);
}

/* ===========================
   REQUIREMENTS
   =========================== */
.requirements {
    padding: 96px 0;
    background: var(--bg);
}

.req-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.req-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px 24px;
    border: 1px solid var(--border);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.req-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-shadow-hover);
    border-color: var(--primary-light);
}

.req-icon { font-size: 32px; margin-bottom: 14px; }
.req-card h3 { font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.req-card p { font-size: 14px; color: var(--text-light); line-height: 1.65; }

/* ===========================
   BENEFITS BANNER
   =========================== */
.benefits-banner {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    padding: 64px 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.benefit-item { color: rgba(255,255,255,0.9); }
.b-icon { font-size: 36px; margin-bottom: 12px; }
.benefit-item h4 { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; color: #fff; margin-bottom: 6px; }
.benefit-item p { font-size: 14px; color: rgba(255,255,255,0.7); }

/* ===========================
   FOOTER / CONTACT
   =========================== */
footer {
    background: var(--footer-bg);
    padding: 80px 0 0;
    color: var(--footer-text);
}

.footer-content { }

.contact-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(0,0,0,0.3);
    margin-bottom: 64px;
}

.contact-box-left {
    background: var(--primary);
    padding: 48px 40px;
    color: var(--white);
}

.contact-box-left h3 {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 14px;
}

.contact-box-left > p {
    font-size: 15px;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
    margin-bottom: 28px;
}

.contact-info { margin-bottom: 28px; }
.contact-info p {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
    line-height: 1.5;
}
.contact-info a { color: rgba(255,255,255,0.9); text-decoration: underline; }

.contact-social { display: flex; gap: 12px; flex-wrap: wrap; }

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
}

.social-btn:hover { background: rgba(255,255,255,0.22); }

.contact-box-right {
    background: var(--white);
    padding: 48px 40px;
}

.contact-box-right h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 24px;
}

.contact-form { display: flex; flex-direction: column; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.form-group input,
.form-group select {
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    color: var(--text);
    background: var(--bg);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary-light);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.full-width { width: 100%; justify-content: center; font-size: 16px; padding: 15px; }

.form-disclaimer {
    font-size: 12px;
    color: var(--text-light);
    text-align: center;
    line-height: 1.5;
}

.footer-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding: 48px 0;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.fb-left {}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.footer-logo img {
    height: 38px;
    width: 38px;
    object-fit: contain;
    border-radius: 6px;
    opacity: 0.85;
}

.footer-logo span {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
}

.fb-left > p {
    font-size: 14px;
    color: var(--footer-text);
    line-height: 1.6;
}

.fb-right {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.fb-links strong,
.fb-social strong {
    display: block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.fb-links p {
    font-size: 14px;
    color: var(--footer-text);
    margin-bottom: 6px;
    line-height: 1.5;
}

.fb-links a { color: rgba(255,255,255,0.6); }
.fb-links a:hover { color: var(--white); }

.social-icons { display: flex; flex-direction: column; gap: 8px; }

.social-icons a {
    font-size: 14px;
    color: var(--footer-text);
    transition: var(--transition);
}

.social-icons a:hover { color: var(--white); }

.footer-copyright {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-copyright p { font-size: 13px; color: rgba(255,255,255,0.3); }

/* ===========================
   ANIMATIONS
   =========================== */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-in {
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-in.visible {
    opacity: 1;
    transform: scale(1);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
    .service-grid { grid-template-columns: repeat(2, 1fr); }
    .req-grid { grid-template-columns: repeat(2, 1fr); }
    .benefits-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .about-wrapper { gap: 40px; }
}

@media (max-width: 768px) {
    .nav-links, .btn-nav-cta { display: none; }
    .hamburger { display: flex; }

    .hero-content { padding: 60px 24px; }
    .hero-stats { flex-direction: column; gap: 12px; width: 100%; }
    .stat-divider { width: 100%; height: 1px; }
    .hero-buttons { flex-direction: column; }
    .btn-primary, .btn-secondary { width: 100%; justify-content: center; }

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

    .about-wrapper { grid-template-columns: 1fr; gap: 32px; }

    .contact-box { grid-template-columns: 1fr; }
    .footer-bottom { grid-template-columns: 1fr; gap: 32px; }
    .fb-right { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .benefits-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 34px; }
}