/* ============================================
   Matthew J. Thiel D.D.S. — Dental Practice
   Clean Minimalist | Deep Navy + Warm Gold
   ============================================ */

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

:root {
    --navy: #0A1628;
    --navy-light: #132038;
    --navy-mid: #1A2D4A;
    --gold: #C5A065;
    --gold-light: #D4B87A;
    --gold-pale: #F5E6C8;
    --cream: #FAFAF8;
    --white: #FFFFFF;
    --off-white: #F5F4F0;
    --gray-100: #F7F7F5;
    --gray-200: #E8E8E4;
    --gray-300: #D1D1CC;
    --gray-400: #A0A09A;
    --gray-500: #6B6B66;
    --gray-600: #4A4A46;
    --gray-700: #2D2D2A;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.06);
    --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.08);
    --shadow-lg: 0 8px 40px rgba(10, 22, 40, 0.12);
    --shadow-gold: 0 4px 20px rgba(197, 160, 101, 0.2);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    font-weight: 300;
    color: var(--gray-700);
    background: var(--cream);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    color: var(--navy);
}

.text-gold {
    color: var(--gold);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1.5px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-gold {
    background: var(--gold);
    color: var(--navy);
    border-color: var(--gold);
}

.btn-gold:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    box-shadow: var(--shadow-gold);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--navy);
    border-color: var(--navy);
}

.btn-outline:hover {
    background: var(--navy);
    color: var(--white);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.btn-dark {
    background: var(--navy);
    color: var(--white);
    border-color: var(--navy);
}

.btn-dark:hover {
    background: var(--navy-light);
    border-color: var(--navy-light);
    transform: translateY(-1px);
}

.btn-full {
    width: 100%;
}

/* --- Section Eyebrow --- */
.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
}

/* --- Section Title --- */
.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--navy);
}

.section-subtitle {
    font-size: 1rem;
    color: var(--gray-500);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.8;
}

.text-center {
    text-align: center;
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 248, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

.site-header.scrolled {
    border-bottom-color: var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-mark {
    width: 40px;
    height: 40px;
    background: var(--navy);
    color: var(--gold);
    font-family: var(--font-serif);
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-name {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--navy);
    letter-spacing: 0.02em;
}

.logo-sub {
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
}

/* Desktop Nav */
.main-nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 32px;
}

.main-nav a {
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    color: var(--gray-600);
    transition: color var(--transition);
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width var(--transition);
}

.main-nav a:hover {
    color: var(--navy);
}

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

.nav-cta {
    padding: 10px 24px;
    font-size: 0.75rem;
}

/* Mobile Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--navy);
    padding: 8px;
}

/* ============================================
   HERO
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--cream);
    position: relative;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 55%;
    height: 100%;
    background: var(--navy);
    clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
    z-index: 0;
}

.hero-bg-pattern::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(197, 160, 101, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(197, 160, 101, 0.08) 0%, transparent 50%);
}

.hero-bg-pattern::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(197, 160, 101, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(197, 160, 101, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    padding-right: 20px;
}

.hero-eyebrow {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 24px;
}

.hero-headline {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 300;
    line-height: 1.1;
    color: var(--navy);
    margin-bottom: 28px;
    letter-spacing: -0.01em;
}

.hero-headline .text-gold {
    font-style: italic;
    font-weight: 400;
}

.hero-subheadline {
    font-size: 1.0625rem;
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Floating Stat Cards */
.hero-cards {
    position: relative;
    height: 520px;
}

.stat-card {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    opacity: 0;
    transform: translateY(20px);
    animation: cardFloatIn 0.6s ease forwards;
    max-width: 280px;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.card-1 {
    top: 0;
    left: 0;
    animation-delay: 0.2s;
}

.card-2 {
    top: 100px;
    right: 0;
    animation-delay: 0.4s;
}

.card-3 {
    bottom: 120px;
    left: 20px;
    animation-delay: 0.6s;
}

.card-4 {
    bottom: 0;
    right: 20px;
    animation-delay: 0.8s;
}

@keyframes cardFloatIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-icon {
    margin-bottom: 14px;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--navy);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* ============================================
   DIVIDER
   ============================================ */
.section-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    max-width: 200px;
    margin: 0 auto;
}

.divider-line {
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

.divider-dot {
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: 120px 0;
    background: var(--cream);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image-wrapper img {
    width: 100%;
    height: 750px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 1px solid var(--gold);
    border-radius: var(--radius-md);
    z-index: -1;
}

.about-content {
    padding: 20px 0;
}

.about-content p {
    color: var(--gray-500);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    margin: 36px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.feature-line {
    width: 32px;
    height: 1px;
    background: var(--gold);
    flex-shrink: 0;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: 120px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 64px;
}

.service-card {
    padding: 40px 32px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover {
    border-color: var(--gold);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

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

.service-number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--gray-200);
    line-height: 1;
    margin-bottom: 20px;
    transition: color var(--transition);
}

.service-card:hover .service-number {
    color: var(--gold-pale);
}

.service-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    color: var(--navy);
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    border-color: var(--gold);
    color: var(--gold);
}

.service-card h3 {
    font-size: 1.375rem;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--navy);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ============================================
   NEW PATIENTS
   ============================================ */
.new-patients {
    padding: 120px 0;
    background: var(--cream);
}

.new-patients-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.new-patients-content p {
    color: var(--gray-500);
    margin-bottom: 40px;
    line-height: 1.8;
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.step {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.step-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 300;
    color: var(--gold);
    line-height: 1;
    min-width: 40px;
}

.step-content h4 {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    color: var(--navy);
    margin-bottom: 6px;
}

.step-content p {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: 0;
    line-height: 1.7;
}

.new-patients-image img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: 120px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    margin-top: 64px;
}

.info-block {
    display: flex;
    gap: 20px;
    margin-bottom: 32px;
}

.info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.info-block h4 {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--navy);
    margin-bottom: 6px;
}

.info-block p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.7;
}

.info-block a {
    color: var(--gray-500);
    transition: color var(--transition);
}

.info-block a:hover {
    color: var(--gold);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--cream);
    border-radius: var(--radius-lg);
    padding: 48px;
    border: 1px solid var(--gray-200);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-600);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--gray-700);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    outline: none;
    transition: border-color var(--transition);
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 48px 24px;
    text-align: center;
}

.form-success.show {
    display: flex;
}

.form-success p {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ============================================
   MAP
   ============================================ */
.map-section {
    border-top: 1px solid var(--gray-200);
}

.map-section iframe {
    filter: grayscale(0.6) contrast(1.1);
    transition: filter var(--transition);
}

.map-section:hover iframe {
    filter: grayscale(0) contrast(1);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--navy);
    color: rgba(255, 255, 255, 0.6);
    padding: 80px 0 0;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo-mark {
    background: var(--gold);
    color: var(--navy);
}

.footer-brand .logo-name {
    color: var(--white);
}

.footer-tagline {
    margin-top: 20px;
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h5,
.footer-contact h5 {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9375rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-contact p {
    font-size: 0.9375rem;
    line-height: 1.8;
    margin-bottom: 4px;
}

.footer-contact a {
    transition: color var(--transition);
}

.footer-contact a:hover {
    color: var(--gold);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 0;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ============================================
   MOBILE NAV OVERLAY
   ============================================ */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 22, 40, 0.97);
    backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}

.mobile-nav-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-nav-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.mobile-nav-link {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--white);
    transition: color var(--transition);
}

.mobile-nav-link:hover {
    color: var(--gold);
}

.mobile-cta {
    margin-top: 16px;
}

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

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .hero-bg-pattern {
        width: 45%;
        clip-path: polygon(10% 0, 100% 0, 100% 100%, 0% 100%);
    }

    .hero-cards {
        height: 400px;
        max-width: 500px;
    }

    .about-container,
    .new-patients-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-image-wrapper img,
    .new-patients-image img {
        height: 500px;
    }

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-bg-pattern {
        width: 100%;
        clip-path: polygon(0 0, 100% 0, 100% 85%, 5% 100%);
        opacity: 0.9;
    }

    .hero-container {
        gap: 48px;
    }

    .hero-cards {
        display: none;
    }

    .hero-headline {
        font-size: clamp(1.75rem, 7vw, 2.75rem);
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 32px 24px;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .about-image-accent {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .section-title {
        font-size: clamp(1.5rem, 6vw, 2.25rem);
    }
}