/* ==========================================================================
   CATWEBS ENTERPRISE MEDICAL DESIGN SYSTEM
   ========================================================================== */

/* --- 1. GLOBAL VARIABLES & TYPOGRAPHY --- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Brand Colors */
    --medical-navy: #0B1B3D;
    --medical-blue: #1D4ED8;
    --medical-teal: #0EA5E9;
    
    /* UI Colors */
    --text-dark: #1E293B;
    --text-muted: #64748B;
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    
    /* Feedback Colors */
    --alert-red: #F43F5E;
    --alert-bg: #FEF2F2;
    --success-green: #10B981;
    
    /* Animation */
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
section { padding: 100px 5%; }

/* --- 2. REUSABLE COMPONENTS --- */
.section-header { max-width: 700px; margin-bottom: 60px; }
.section-header span, .sub-badge {
    color: var(--medical-teal);
    text-transform: uppercase;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 2px;
    display: inline-block;
    margin-bottom: 12px;
}
.section-header h2 {
    font-size: 38px;
    color: var(--medical-navy);
    font-weight: 800;
    letter-spacing: -0.5px;
}
.btn-primary {
    background-color: var(--medical-teal);
    color: white;
    padding: 16px 36px;
    border-radius: 8px;
    font-weight: 600;
    display: inline-block;
}
.btn-primary:hover { background-color: var(--medical-blue); transform: translateY(-2px); }

/* --- 3. NAVIGATION & TOP BAR --- */
.topbar {
    background-color: var(--medical-navy);
    color: #E2E8F0;
    padding: 12px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    font-weight: 500;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.topbar-left { display: flex; gap: 24px; }
.topbar-item { display: flex; align-items: center; gap: 8px; }
.emergency-highlight { color: var(--alert-red); font-weight: 700; animation: pulse 2s infinite; }

.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(15, 23, 42, 0.03);
    border-bottom: 1px solid var(--border-color);
}
.logo { font-size: 22px; font-weight: 800; color: var(--medical-navy); display: flex; align-items: center; gap: 10px; }
.logo-dot { width: 8px; height: 8px; background-color: var(--medical-teal); border-radius: 50%; }
.nav-links { display: flex; gap: 36px; }
.nav-links a { font-weight: 600; font-size: 15px; color: var(--text-dark); }
.nav-links a:hover { color: var(--medical-blue); }
.appointment-btn {
    background-color: var(--medical-blue);
    color: white !important;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 10px 20px rgba(29, 78, 216, 0.15);
}
.appointment-btn:hover { background-color: var(--medical-navy); transform: translateY(-2px); }

/* --- 4. HOMEPAGE SPECIFIC (index.html) --- */
.hero {
    background: radial-gradient(100% 100% at 100% 0%, #EEF2F6 0%, #FFFFFF 100%);
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    padding-top: 120px;
    padding-bottom: 120px;
}
.hero-badge {
    background-color: #EFF6FF;
    color: var(--medical-blue);
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 24px;
}
.hero h1 { font-size: 56px; color: var(--medical-navy); line-height: 1.15; font-weight: 800; letter-spacing: -1.5px; margin-bottom: 24px; }
.hero h1 span { color: var(--medical-blue); display: block; }
.hero p { font-size: 18px; color: var(--text-muted); margin-bottom: 40px; max-width: 540px; }

/* Grid Layouts */
.speciality-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.speciality-card {
    background-color: var(--bg-white);
    padding: 40px 30px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}
.speciality-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(15, 23, 42, 0.05); border-color: var(--medical-teal); }

/* --- 5. APPOINTMENT PAGE SPECIFIC (appointments.html) --- */
.page-header {
    background-color: var(--bg-light);
    padding: 80px 5%;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}
.page-header h1 { color: var(--medical-navy); font-size: 42px; font-weight: 800; margin-bottom: 15px; }
.page-header p { color: var(--text-muted); font-size: 18px; max-width: 600px; margin: 0 auto; }

.appointment-section { padding: 80px 5%; background-color: var(--bg-white); }
.appointment-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}
.appointment-info h2 { color: var(--medical-navy); font-size: 32px; font-weight: 800; margin-bottom: 20px; }
.appointment-info p { color: var(--text-muted); margin-bottom: 40px; font-size: 16px; line-height: 1.8; }

.contact-details-grid { display: flex; flex-direction: column; gap: 25px; margin-bottom: 40px; }
.contact-block { display: flex; gap: 15px; align-items: flex-start; }
.contact-icon { font-size: 24px; background: var(--bg-light); padding: 12px; border-radius: 50%; }
.contact-block strong { display: block; color: var(--medical-navy); font-size: 18px; margin-bottom: 4px; }
.contact-block span { color: var(--text-muted); }

.trust-panel {
    background-color: var(--alert-bg);
    border-left: 4px solid var(--alert-red);
    padding: 20px;
    border-radius: 0 8px 8px 0;
}
.trust-panel p { color: #9F1239; font-size: 14px; margin: 0; }

/* Enterprise Form Styles */
.appointment-form-container {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.06);
    border: 1px solid var(--border-color);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full-width { grid-column: span 2; }
.form-group label { font-weight: 600; font-size: 14px; color: var(--text-dark); }
.form-group input, .form-group select, .form-group textarea {
    padding: 14px;
    border: 1px solid #CBD5E1;
    border-radius: 8px;
    outline: none;
    font-family: inherit;
    width: 100%;
    background-color: var(--bg-white);
    transition: border-color 0.3s ease;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--medical-teal);
}
.submit-btn {
    background-color: var(--medical-teal);
    color: white;
    border: none;
    padding: 16px;
    width: 100%;
    border-radius: 8px;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 10px;
}
.submit-btn:hover { background-color: var(--medical-navy); }
.form-disclaimer { text-align: center; font-size: 12px; color: var(--text-muted); margin-top: 15px; }

/* --- 6. FOOTER --- */
footer {
    background-color: #030712;
    color: #94A3B8;
    padding: 80px 5% 40px 5%;
    font-size: 15px;
    border-top: 1px solid var(--text-dark);
}
.footer-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
    max-width: 1200px;
    margin: 0 auto 60px auto;
}
footer h3 { color: white; font-size: 24px; margin-bottom: 16px; font-weight: 700; }
.footer-contact-info p { margin-bottom: 12px; color: white; font-weight: 600; }

@keyframes pulse { 0% { opacity: 0.6; } 50% { opacity: 1; } 100% { opacity: 0.6; } }

/* --- 7. RESPONSIVE DESIGN --- */
@media (max-width: 1024px) {
    .hero, .appointment-wrapper { grid-template-columns: 1fr; gap: 40px; }
    .hero { text-align: center; }
    .speciality-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .nav-links { display: none; } /* Add hamburger toggle logic in JS later */
    .topbar { flex-direction: column; text-align: center; gap: 10px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-wrapper { grid-template-columns: 1fr; text-align: center; }
}
@media (max-width: 480px) {
    .speciality-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 40px; }
}