/* ═══════════════════════════════════════════
   Harvey Jeffrey R DDS — Editorial Dental Site
   Color Palette: Teal (#0D9488) + Slate Grey
   ═══════════════════════════════════════════ */

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

:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --teal-800: #115e59;
    --teal-900: #134e4a;
    
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08), 0 2px 6px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12), 0 4px 12px rgba(15, 23, 42, 0.06);
}

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

body {
    font-family: var(--font-sans);
    color: var(--slate-800);
    background: #ffffff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    color: var(--teal-600);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--teal-700);
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--teal-700);
    color: #fff;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 9999;
    font-weight: 500;
}

.skip-link:focus {
    top: 16px;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--teal-600);
    color: #ffffff;
    border-color: var(--teal-600);
}

.btn-primary:hover {
    background: var(--teal-700);
    border-color: var(--teal-700);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline-light {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.5);
}

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

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

.btn-sm {
    padding: 8px 20px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

/* ── Section Labels ── */
.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 16px;
    padding: 6px 14px;
    background: var(--teal-50);
    border-radius: 100px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    line-height: 1.15;
    color: var(--slate-900);
    margin-bottom: 20px;
}

.section-title em {
    font-style: italic;
    color: var(--teal-700);
}

.section-title-light {
    color: #ffffff;
}

.section-title-light em {
    color: var(--teal-200);
}

.section-intro {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--slate-600);
    max-width: 600px;
}

/* ── Header ── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-100);
    transition: box-shadow 0.3s ease;
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--slate-900);
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--teal-600);
    color: #ffffff;
    font-family: var(--font-serif);
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    letter-spacing: 0.02em;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-primary {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--slate-900);
}

.logo-secondary {
    font-size: 0.7rem;
    color: var(--slate-500);
    letter-spacing: 0.04em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 8px;
}

.main-nav a {
    font-size: 0.9375rem;
    color: var(--slate-700);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.main-nav a:hover {
    color: var(--teal-700);
    background: var(--teal-50);
}

/* Nav toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 44px;
    height: 44px;
    position: relative;
}

.hamburger {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: block;
    width: 22px;
    height: 2px;
    background: var(--slate-700);
    transition: all 0.3s ease;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--slate-700);
    transition: all 0.3s ease;
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ── Hero ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--slate-900);
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 23, 42, 0.85) 0%,
        rgba(13, 148, 136, 0.6) 50%,
        rgba(15, 23, 42, 0.8) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--teal-200);
    letter-spacing: 0.06em;
    margin-bottom: 32px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 100px;
    backdrop-filter: blur(8px);
}

.badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--teal-400);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4.25rem);
    font-weight: 700;
    line-height: 1.1;
    color: #ffffff;
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.hero-headline em {
    font-style: italic;
    color: var(--teal-300);
}

.hero-sub {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    line-height: 1.7;
    color: var(--slate-300);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--slate-300);
}

.trust-item svg {
    color: var(--teal-400);
    flex-shrink: 0;
}

.trust-divider {
    width: 1px;
    height: 16px;
    background: var(--slate-600);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--slate-500);
    font-size: 0.6875rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    z-index: 1;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--slate-500), transparent);
    animation: scroll-anim 2s ease-in-out infinite;
}

@keyframes scroll-anim {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── Services ── */
.services {
    padding: 120px 0;
    background: #ffffff;
}

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

.services .section-intro {
    margin: 0 auto 64px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    text-align: left;
}

.service-card {
    padding: 40px 32px;
    background: var(--slate-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--slate-100);
    transition: all 0.3s ease;
}

.service-card:hover {
    background: #ffffff;
    border-color: var(--teal-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border: 1px solid var(--teal-100);
    border-radius: var(--radius-md);
    color: var(--teal-700);
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    background: var(--teal-600);
    border-color: var(--teal-600);
    color: #ffffff;
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.3125rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--slate-600);
}

/* ── About ── */
.about {
    padding: 120px 0;
    background: var(--slate-50);
}

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

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

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-img-accent {
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 55%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 6px solid var(--slate-50);
    box-shadow: var(--shadow-md);
}

.about-img-accent img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-experience {
    position: absolute;
    top: -20px;
    left: -20px;
    background: var(--teal-600);
    color: #ffffff;
    padding: 20px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.about-experience .exp-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1;
}

.about-experience .exp-label {
    display: block;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.85;
    margin-top: 4px;
}

.about-content .section-label {
    margin-bottom: 16px;
}

.about-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--slate-600);
    margin-bottom: 16px;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 32px 0 40px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--slate-800);
}

.value-item svg {
    color: var(--teal-600);
    flex-shrink: 0;
}

/* ── New Patients ── */
.new-patients {
    padding: 120px 0;
    background: var(--slate-900);
    overflow: hidden;
}

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

.np-text {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--slate-400);
    margin-bottom: 40px;
}

.np-steps {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.np-steps li {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.step-num {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--teal-500);
    line-height: 1;
    flex-shrink: 0;
    width: 36px;
}

.step-text {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--slate-300);
    padding-top: 4px;
}

.step-text strong {
    color: #ffffff;
}

.np-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.np-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ── Quote ── */
.quote-section {
    padding: 100px 0;
    background: var(--teal-700);
}

.quote-inner {
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
    position: relative;
}

.quote-mark {
    color: var(--teal-400);
    opacity: 0.4;
    margin-bottom: 24px;
}

.quote-inner blockquote {
    font-family: var(--font-serif);
    font-size: clamp(1.3125rem, 3vw, 1.75rem);
    font-style: italic;
    line-height: 1.5;
    color: #ffffff;
    margin-bottom: 28px;
}

.quote-author {
    font-style: normal;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    color: var(--teal-200);
    letter-spacing: 0.04em;
}

/* ── Contact ── */
.contact {
    padding: 120px 0;
    background: #ffffff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-intro {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--slate-600);
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.ci-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--teal-50);
    border: 1px solid var(--teal-100);
    border-radius: var(--radius-md);
    color: var(--teal-700);
    flex-shrink: 0;
}

.ci-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--slate-500);
    margin-bottom: 4px;
}

.ci-value {
    display: block;
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--slate-800);
}

.ci-link {
    color: var(--teal-700);
    font-weight: 500;
    font-size: 0.9375rem;
}

.ci-link:hover {
    color: var(--teal-600);
}

/* Form */
.contact-form-wrap {
    background: var(--slate-50);
    border: 1px solid var(--slate-100);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--slate-700);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--slate-900);
    background: #ffffff;
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-sm);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--teal-500);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--slate-400);
}

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

.form-success {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding: 16px 20px;
    background: var(--teal-50);
    border: 1px solid var(--teal-100);
    border-radius: var(--radius-sm);
    color: var(--teal-800);
    font-size: 0.9375rem;
}

.form-success svg {
    color: var(--teal-600);
    flex-shrink: 0;
}

/* ── Footer ── */
.site-footer {
    background: var(--slate-900);
    color: var(--slate-400);
    padding: 80px 0 0;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid var(--slate-800);
}

.footer-brand .logo-mark {
    margin-bottom: 16px;
}

.footer-name {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 12px;
}

.footer-tagline {
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--slate-500);
    max-width: 280px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--slate-400);
    padding: 4px 0;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--teal-400);
}

.footer-map iframe {
    width: 100%;
    max-width: 280px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    padding: 28px 0;
    font-size: 0.8125rem;
    color: var(--slate-500);
}

.footer-bottom a {
    color: var(--slate-400);
}

.footer-bottom a:hover {
    color: var(--teal-400);
}

/* ── Mobile Nav Overlay ── */
.main-nav.open {
    display: flex;
}

@media (max-width: 900px) {
    .nav-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: stretch;
        padding: 32px 24px;
        gap: 8px;
        transform: translateX(100%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
    }

    .main-nav.open {
        transform: translateX(0);
    }

    .main-nav ul {
        flex-direction: column;
        gap: 4px;
    }

    .main-nav a {
        font-size: 1.125rem;
        padding: 14px 16px;
    }

    .main-nav .btn {
        margin-top: 16px;
        justify-content: center;
    }
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about-img-accent {
        right: -16px;
        bottom: -20px;
    }

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

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

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

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

    .about-values {
        grid-template-columns: 1fr;
    }

    .contact-form-wrap {
        padding: 28px;
    }

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

    .hero-trust {
        flex-direction: column;
        gap: 12px;
    }

    .trust-divider {
        display: none;
    }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}