/* ============================================
   Alpine Family Medicine — Custom Styles
   ============================================ */

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

body {
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #faf6e8;
}

::-webkit-scrollbar-thumb {
    background: #166534;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #15803d;
}

/* Selection */
::selection {
    background: #166534;
    color: #fefdf8;
}

/* ============================================
   Typography
   ============================================ */
.section-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #166534;
    position: relative;
    padding-left: 2rem;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1.2rem;
    height: 1px;
    background: #166534;
}

.section-title {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 500;
    line-height: 1.15;
    color: #14532d;
}

.section-desc {
    font-size: 1rem;
    line-height: 1.75;
    color: #166534;
    opacity: 0.6;
    font-weight: 300;
}

/* ============================================
   Navbar
   ============================================ */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    background: rgba(254, 253, 248, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(22, 101, 52, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #166534;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link:hover {
    color: #166534 !important;
}

/* ============================================
   Mobile Menu
   ============================================ */
.mobile-menu-line {
    display: block;
}

#mobile-menu.open .mobile-menu-line:first-child {
    transform: rotate(45deg) translate(3px, 3px);
}

#mobile-menu.open .mobile-menu-line:last-child {
    transform: rotate(-45deg) translate(3px, -3px);
}

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

.mobile-menu-link {
    position: relative;
}

/* ============================================
   Service Cards
   ============================================ */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #166534, #22c55e);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

/* ============================================
   Scroll Reveal Animations
   (Progressive Enhancement — content visible without JS)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .reveal.delay-1 { transition-delay: 0.1s; }
    .reveal.delay-2 { transition-delay: 0.2s; }
    .reveal.delay-3 { transition-delay: 0.3s; }
    .reveal.delay-4 { transition-delay: 0.4s; }
    .reveal.delay-5 { transition-delay: 0.5s; }
    .reveal.delay-6 { transition-delay: 0.6s; }
}

/* Reduced motion: ensure all content is always visible */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ============================================
   Form Styles
   ============================================ */
input:focus,
textarea:focus {
    border-color: #166534 !important;
    box-shadow: 0 0 0 3px rgba(22, 101, 52, 0.08) !important;
}

input::placeholder,
textarea::placeholder {
    color: #166534;
    opacity: 0.3;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    .section-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }

    #hero h1 {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
}

@media (max-width: 640px) {
    #navbar nav {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    #contact .bg-white {
        padding: 1.5rem;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    #navbar,
    #mobile-menu,
    .reveal {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    section {
        page-break-inside: avoid;
    }
}