/* ============================================
   RACHEL MOGIL, MD — CUSTOM STYLES
   Burgundy + Blush Editorial Dermatology Site
   ============================================ */

/* Custom Color Palette */
:root {
    --burgundy: #7B2D3B;
    --burgundy-dark: #5C1F2B;
    --blush: #E8C4C4;
    --blush-light: #F5E6E6;
    --blush-100: #FADCDC;
    --blush-200: #F0CACA;
    --stone-50: #FAFAF8;
    --stone-100: #F5F5F4;
    --stone-200: #E7E5E4;
    --stone-300: #D6D3D1;
    --stone-400: #A8A29E;
    --stone-500: #78716C;
    --stone-600: #57534E;
    --stone-700: #44403C;
    --stone-800: #292524;
    --stone-900: #1C1917;
}

/* Tailwind Config */
tailwind.config = {
    theme: {
        extend: {
            colors: {
                burgundy: {
                    DEFAULT: '#7B2D3B',
                    dark: '#5C1F2B',
                    light: '#9B4D5B',
                },
                blush: {
                    DEFAULT: '#E8C4C4',
                    50: '#FDF5F5',
                    100: '#FADCDC',
                    200: '#F0CACA',
                    300: '#E8C4C4',
                }
            },
            fontFamily: {
                serif: ['"Playfair Display"', 'Georgia', 'serif'],
                sans: ['"Lato"', 'system-ui', 'sans-serif'],
            }
        }
    }
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    font-family: 'Lato', system-ui, sans-serif;
    font-weight: 400;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Selection Color */
::selection {
    background: var(--burgundy);
    color: white;
}

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

#navbar.scrolled {
    background: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-shadow: 0 1px 0 rgba(123, 45, 59, 0.08);
}

#navbar.scrolled .nav-title {
    color: var(--stone-900);
}

/* Mobile Menu */
#mobileMenu {
    transition: opacity 0.4s ease, pointer-events 0.4s ease;
}

#mobileMenu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-link {
    transition: transform 0.3s ease, color 0.3s ease;
}

.mobile-link:hover {
    transform: translateY(-2px);
}

/* Menu Lines Animation */
#menuBtn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

#menuBtn.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.section-label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--burgundy);
    margin-bottom: 1rem;
}

.section-heading {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 400;
    line-height: 1.1;
    color: var(--stone-900);
    letter-spacing: -0.02em;
}

/* ============================================
   HERO SECTION
   ============================================ */
.floating-card {
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    animation-delay: 0s;
}

.card-2 {
    animation-delay: -2s;
}

.card-3 {
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-12px);
    }
}

/* Hero tag animation */
.hero-tag {
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
    animation-delay: 0.2s;
}

/* ============================================
   SERVICE CARDS
   ============================================ */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(123, 45, 59, 0.1);
}

.service-icon {
    transition: stroke 0.3s ease;
}

.service-card:hover .service-icon {
    stroke: white;
}

/* ============================================
   APPROACH CARDS
   ============================================ */
.approach-card {
    transition: transform 0.4s ease;
}

.approach-card:hover {
    transform: translateY(-4px);
}

/* ============================================
   FORM STYLES
   ============================================ */
input:focus,
select:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(123, 45, 59, 0.1);
}

/* ============================================
   BACK TO TOP
   ============================================ */
#backToTop {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#backToTop.visible {
    opacity: 1;
    pointer-events: all;
}

#backToTop:hover {
    transform: translateY(-2px);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.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; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .floating-card {
        display: none;
    }
    
    .section-heading {
        font-size: clamp(2rem, 8vw, 3rem);
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    nav .hidden {
        display: none !important;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}