/* ============================================
   Rebecca Garlinghouse — Custom Styles
   Clean minimalist medical website
   ============================================ */

/* Custom properties */
:root {
    --color-forest-50: #f0f7f0;
    --color-forest-100: #dceee0;
    --color-forest-200: #b8ddb9;
    --color-forest-300: #85c48a;
    --color-forest-400: #4fa858;
    --color-forest-500: #2d8a41;
    --color-forest-600: #1f6b31;
    --color-forest-700: #175226;
    --color-forest-800: #0f3d1c;
    --color-forest-900: #064e3b;
    --color-forest-950: #022c16;
    
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', system-ui, sans-serif;
}

/* Reset & base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Selection color */
::selection {
    background: rgba(45, 138, 65, 0.2);
    color: var(--color-forest-900);
}

/* ============================================
   Navigation
   ============================================ */
#navbar {
    background: transparent;
    transition: background 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08);
}

/* Mobile menu */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }

/* Menu toggle animation */
.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}

#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menu-toggle.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.5rem;
}

/* ============================================
   Hero
   ============================================ */
#hero {
    position: relative;
}

#hero::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--color-cream-50, #faf9f6), transparent);
    z-index: 1;
}

/* ============================================
   Service Cards
   ============================================ */
.service-card {
    transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(6, 78, 59, 0.08);
}

/* ============================================
   Scroll Reveal Animations
   (progressive enhancement — content visible without JS)
   ============================================ */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Form Styles
   ============================================ */
input:focus,
select:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(45, 138, 65, 0.1);
}

/* ============================================
   Utility
   ============================================ */
.font-serif {
    font-family: var(--font-serif);
}

.font-sans {
    font-family: var(--font-sans);
}

/* Smooth image loading */
img {
    image-rendering: -webkit-optimize-contrast;
}

/* ============================================
   Responsive adjustments
   ============================================ */
@media (max-width: 767px) {
    .font-serif {
        line-height: 1.2;
    }
}

@media (min-width: 768px) {
    .font-serif {
        line-height: 1.15;
    }
}