/* ========================================
   ALINA DELLANZO DDS — Dental Practice
   Classic & Elegant Design System
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
    --forest: #1E3D2F;
    --forest-light: #2A5440;
    --forest-dark: #152B22;
    --cream: #F7F5F0;
    --cream-dark: #EDE9E2;
    --white: #FFFFFF;
    --text-dark: #1A1A1A;
    --text-medium: #4A4A4A;
    --text-light: #7A7A7A;
    --accent: #8B6F4E;
    --accent-light: #C4A87C;
    --border: rgba(30, 61, 47, 0.12);
    --shadow-sm: 0 2px 8px rgba(30, 61, 47, 0.06);
    --shadow-md: 0 8px 30px rgba(30, 61, 47, 0.08);
    --shadow-lg: 0 20px 60px rgba(30, 61, 47, 0.1);
    
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Montserrat', -apple-system, sans-serif;
    
    --container: 1200px;
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 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 {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-medium);
    background-color: var(--cream);
    overflow-x: hidden;
}

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

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--forest);
    margin-bottom: 16px;
    display: block;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 500;
    line-height: 1.15;
    color: var(--text-dark);
    margin-bottom: 24px;
}

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

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-light);
    max-width: 540px;
    line-height: 1.8;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 14px 32px;
    border-radius: 50px;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn--primary {
    background: var(--forest);
    color: var(--white);
    border: 2px solid var(--forest);
}

.btn--primary:hover {
    background: var(--forest-light);
    border-color: var(--forest-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--outline {
    background: transparent;
    color: var(--forest);
    border: 2px solid var(--forest);
}

.btn--outline:hover {
    background: var(--forest);
    color: var(--white);
    transform: translateY(-2px);
}

.btn--sm {
    padding: 10px 22px;
    font-size: 12px;
}

.btn--lg {
    padding: 18px 40px;
    font-size: 14px;
}

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

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(247, 245, 240, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all var(--transition);
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    color: var(--forest);
    display: flex;
    align-items: center;
}

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

.logo-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    letter-spacing: 0.02em;
}

.logo-title {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--forest);
}

.nav {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-link {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-medium);
    position: relative;
    transition: color var(--transition);
}

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

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

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

.header-cta {
    display: none;
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.hamburger {
    width: 22px;
    height: 2px;
    background: var(--text-dark);
    transition: all var(--transition);
    display: block;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 2px;
    background: var(--text-dark);
    transition: all var(--transition);
}

.hamburger::before { top: -6px; }
.hamburger::after { top: 6px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* --- Hero Section --- */
.hero {
    padding-top: 80px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--cream);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(30, 61, 47, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.hero .container {
    flex: 1;
    display: flex;
    align-items: center;
    padding-top: 40px;
    padding-bottom: 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    width: 100%;
}

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

.hero-eyebrow {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--forest);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero-eyebrow::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--forest);
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.4rem, 5vw, 4rem);
    font-weight: 500;
    line-height: 1.1;
    color: var(--text-dark);
    margin-bottom: 28px;
}

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

.hero-sub {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 40px;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-medium);
}

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

.hero-image {
    position: relative;
}

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

.hero-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.hero-img-wrapper:hover img {
    transform: scale(1.03);
}

.hero-accent {
    position: absolute;
    bottom: -20px;
    left: -30px;
    z-index: 2;
}

.accent-card {
    background: var(--white);
    padding: 20px 28px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.accent-number {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--forest);
    line-height: 1;
}

.accent-label {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-light);
}

.hero-divider {
    padding: 0 24px;
    margin-bottom: 0;
}

.divider-line {
    display: block;
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    height: 1px;
    background: var(--border);
}

/* --- About Section --- */
.about {
    padding: 120px 0;
    background: var(--white);
}

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

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

.about-img-main {
    border-radius: var(--radius);
    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;
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 6px solid var(--white);
}

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

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

.about-text {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-light);
    margin-bottom: 20px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--cream);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--forest);
    flex-shrink: 0;
}

.feature-item strong {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.feature-item span {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* --- Services Section --- */
.services {
    padding: 120px 0;
    background: var(--cream);
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-header .section-subtitle {
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--forest);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--cream);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--forest);
    margin-bottom: 24px;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--forest);
    color: var(--white);
}

.service-card h3 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 24px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--forest);
    transition: gap var(--transition);
}

.service-link:hover {
    gap: 10px;
}

/* --- Gallery / New Patients Section --- */
.gallery {
    padding: 120px 0;
    background: var(--white);
}

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

.gallery-content {
    order: 1;
}

.gallery-text {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-light);
    margin-bottom: 48px;
}

.gallery-steps {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-bottom: 48px;
}

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

.step-num {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--forest);
    line-height: 1;
    opacity: 0.5;
    flex-shrink: 0;
    width: 40px;
}

.step strong {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.step span {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

.gallery-images {
    order: 2;
}

.gallery-img-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.g-img {
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.g-img--large {
    grid-column: 1 / -1;
}

.g-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.g-img:hover img {
    transform: scale(1.04);
}

/* --- Testimonial Section --- */
.testimonial {
    padding: 100px 0;
    background: var(--forest);
    position: relative;
    overflow: hidden;
}

.testimonial::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.05) 0%, transparent 60%);
    pointer-events: none;
}

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

.testimonial-quote {
    color: var(--white);
    margin-bottom: 32px;
}

.testimonial blockquote {
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 400;
    font-style: italic;
    line-height: 1.6;
    color: var(--white);
    margin-bottom: 32px;
}

.testimonial-source {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
}

/* --- Contact Section --- */
.contact {
    padding: 120px 0;
    background: var(--cream);
}

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

.contact-text {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-light);
    margin-bottom: 48px;
}

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

.contact-detail {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.detail-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--forest);
    flex-shrink: 0;
    border: 1px solid var(--border);
}

.contact-detail strong {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.contact-detail span,
.contact-detail a {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.7;
}

.contact-detail a:hover {
    color: var(--forest);
}

.contact-map {
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* --- Contact Form --- */
.contact-form-wrapper {
    background: var(--white);
    padding: 48px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.form-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-medium);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 15px;
    color: var(--text-dark);
    background: var(--cream);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--forest);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(30, 61, 47, 0.08);
}

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

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

.form-success {
    display: none;
    text-align: center;
    padding: 48px 24px;
}

.form-success svg {
    color: var(--forest);
    margin-bottom: 20px;
}

.form-success h4 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.form-success p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* --- Footer --- */
.footer {
    background: var(--forest-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand p {
    margin-top: 20px;
    font-size: 0.9rem;
    line-height: 1.8;
    max-width: 280px;
}

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

.footer-links strong {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition);
}

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

.footer-links span {
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* --- Mobile Navigation --- */
@media (max-width: 1024px) {
    .header-cta {
        display: none;
    }
}

@media (max-width: 900px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--cream);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 32px;
        transition: right var(--transition);
        box-shadow: var(--shadow-lg);
        z-index: 1000;
    }

    .nav.active {
        right: 0;
    }

    .nav-link {
        font-size: 16px;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-grid,
    .about-grid,
    .gallery-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero-content {
        padding-right: 0;
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-accent {
        left: 10px;
        bottom: -10px;
    }

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

    .about-img-accent {
        right: 0;
        bottom: -20px;
    }

    .gallery-content {
        order: 1;
    }

    .gallery-images {
        order: 2;
    }

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

@media (max-width: 640px) {
    .container {
        padding: 0 20px;
    }

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

    .hero-headline {
        font-size: 2.2rem;
    }

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

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

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

    .gallery-img-grid {
        grid-template-columns: 1fr;
    }

    .g-img--large {
        grid-column: auto;
    }

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

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

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

    .about-img-accent {
        position: relative;
        right: auto;
        bottom: auto;
        margin-top: 20px;
    }

    .about-image-col {
        margin-bottom: 20px;
    }
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }