/* ============================================
   Ohio Digestive and Liver Associates
   Classic & Elegant Medical Website
   Color Palette: Teal + Slate Grey
   ============================================ */

:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-300: #5eead4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --teal-800: #115e59;
    --teal-900: #134e4a;
    --teal-950: #042f2e;

    --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;
    --slate-950: #020617;

    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --shadow-sm: 0 1px 2px rgba(15, 122, 110, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(15, 122, 110, 0.08), 0 2px 4px -2px rgba(15, 122, 110, 0.05);
    --shadow-lg: 0 10px 25px -3px rgba(15, 122, 110, 0.1), 0 4px 10px -4px rgba(15, 122, 110, 0.05);
    --shadow-xl: 0 20px 50px -12px rgba(15, 122, 110, 0.15);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--slate-800);
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg {
    display: block;
    max-width: 100%;
}

input, select, textarea, button {
    font-family: inherit;
    font-size: inherit;
}

/* SKIP LINK */
.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--teal-700);
    color: #fff;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-size: 14px;
}
.skip-link:focus {
    top: 16px;
}

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

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    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 var(--transition);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

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

.logo-mark {
    color: var(--teal-700);
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-name {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--slate-900);
}

.logo-tagline {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--slate-500);
}

.logo--footer {
    color: #fff;
}

.logo--footer .logo-name {
    color: #fff;
}

.logo--footer .logo-tagline {
    color: var(--teal-200);
}

/* NAV */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 110;
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--slate-700);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-link {
    display: block;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--slate-600);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}

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

.nav-link--cta {
    background: var(--teal-700);
    color: #fff !important;
    margin-left: 8px;
}

.nav-link--cta:hover {
    background: var(--teal-800);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    background: var(--slate-900);
    padding: 120px 0 0;
    overflow: hidden;
    color: #fff;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding-bottom: 80px;
}

.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-300);
    margin-bottom: 20px;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(36px, 4.5vw, 58px);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: #fff;
    margin-bottom: 24px;
}

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

.hero-description {
    font-size: 17px;
    line-height: 1.7;
    color: var(--slate-300);
    margin-bottom: 36px;
    max-width: 520px;
}

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

.hero-trust {
    display: flex;
    align-items: center;
    gap: 24px;
}

.trust-item {
    display: flex;
    flex-direction: column;
}

.trust-number {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 600;
    color: var(--teal-300);
    line-height: 1;
}

.trust-label {
    font-size: 12px;
    color: var(--slate-400);
    margin-top: 4px;
    letter-spacing: 0.02em;
}

.trust-divider {
    width: 1px;
    height: 40px;
    background: var(--slate-700);
    flex-shrink: 0;
}

/* HERO IMAGE */
.hero-image {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-image-wrapper img {
    width: 100%;
    height: 720px;
    object-fit: cover;
    display: block;
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--teal-700);
    border-radius: var(--radius-xl);
    z-index: -1;
    opacity: 0.3;
}

.hero-image-card {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    color: var(--slate-800);
    max-width: 280px;
}

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

.hero-card-title {
    font-family: var(--font-serif);
    font-size: 16px;
    font-weight: 600;
    color: var(--slate-900);
    line-height: 1.3;
}

.hero-card-sub {
    font-size: 13px;
    color: var(--slate-500);
    margin-top: 2px;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    color: #fff;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 60px;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

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

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

.btn--outline {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
    border-color: var(--teal-300);
    color: var(--teal-300);
    background: rgba(255, 255, 255, 0.05);
}

.btn--cta {
    background: var(--teal-600);
    color: #fff;
    font-size: 16px;
    padding: 16px 32px;
}

.btn--cta:hover {
    background: var(--teal-700);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--cta-outline {
    background: transparent;
    color: var(--teal-700);
    border: 1.5px solid var(--teal-200);
}

.btn--cta-outline:hover {
    background: var(--teal-50);
    border-color: var(--teal-400);
}

.btn--submit {
    width: 100%;
    background: var(--teal-700);
    color: #fff;
    justify-content: center;
    padding: 16px 32px;
}

.btn--submit:hover {
    background: var(--teal-800);
}

.btn-loading {
    display: none;
}

.btn.loading .btn-text { display: none; }
.btn.loading .btn-loading { display: inline-flex; }
.btn.loading { cursor: not-allowed; opacity: 0.7; }

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px;
}

.section-eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(28px, 3.5vw, 44px);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--slate-900);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 17px;
    line-height: 1.7;
    color: var(--slate-500);
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: 100px 0;
    background: #fff;
}

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

.service-card {
    background: var(--slate-50);
    border: 1px solid var(--slate-100);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
}

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

.service-card-icon {
    width: 56px;
    height: 56px;
    background: var(--teal-50);
    border: 1px solid var(--teal-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal-700);
    margin-bottom: 20px;
    transition: all var(--transition);
}

.service-card:hover .service-card-icon {
    background: var(--teal-700);
    border-color: var(--teal-700);
    color: #fff;
}

.service-card-title {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 10px;
}

.service-card-desc {
    font-size: 15px;
    line-height: 1.65;
    color: var(--slate-500);
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: 100px 0;
    background: var(--slate-50);
}

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

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

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

.about-image-main img {
    width: 100%;
    height: 620px;
    object-fit: cover;
    display: block;
}

.about-image-secondary {
    position: absolute;
    bottom: -40px;
    right: -40px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid #fff;
}

.about-image-secondary img {
    width: 320px;
    height: 240px;
    object-fit: cover;
    display: block;
}

.about-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    background: var(--teal-700);
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-badge-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.about-badge-text {
    font-size: 12px;
    color: var(--teal-200);
    margin-top: 4px;
    letter-spacing: 0.04em;
}

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

.about-text {
    font-size: 16px;
    line-height: 1.75;
    color: var(--slate-600);
    margin-bottom: 20px;
}

.about-values {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 36px;
}

.about-value {
    display: flex;
    gap: 16px;
}

.about-value-icon {
    width: 44px;
    height: 44px;
    background: var(--teal-50);
    border: 1px solid var(--teal-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal-700);
    flex-shrink: 0;
}

.about-value-title {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 4px;
}

.about-value-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--slate-500);
}

/* ============================================
   CONDITIONS
   ============================================ */
.conditions {
    padding: 100px 0;
    background: var(--slate-900);
    color: #fff;
}

.conditions .section-eyebrow {
    color: var(--teal-300);
}

.conditions .section-title {
    color: #fff;
}

.conditions .section-subtitle {
    color: var(--slate-400);
}

.conditions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.condition-tag {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--slate-200);
    transition: all var(--transition);
}

.condition-tag:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--teal-500);
    color: #fff;
    transform: translateY(-2px);
}

.condition-tag-dot {
    width: 6px;
    height: 6px;
    background: var(--teal-400);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ============================================
   PATIENT INFO
   ============================================ */
.patients {
    padding: 100px 0;
    background: #fff;
}

.patients-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.patient-step {
    position: relative;
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--slate-100);
    transition: all var(--transition);
}

.patient-step:hover {
    border-color: var(--teal-200);
    box-shadow: var(--shadow-md);
}

.patient-step-number {
    font-family: var(--font-serif);
    font-size: 48px;
    font-weight: 700;
    color: var(--teal-100);
    line-height: 1;
    margin-bottom: 16px;
}

.patient-step-title {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 10px;
    line-height: 1.3;
}

.patient-step-desc {
    font-size: 14px;
    line-height: 1.65;
    color: var(--slate-500);
}

/* ============================================
   CTA
   ============================================ */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--teal-800) 0%, var(--teal-900) 100%);
    color: #fff;
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.cta-eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--teal-300);
    margin-bottom: 12px;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(24px, 3vw, 38px);
    font-weight: 600;
    line-height: 1.2;
    color: #fff;
    margin-bottom: 16px;
}

.cta-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--teal-200);
    max-width: 480px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: 100px 0;
    background: var(--slate-50);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--slate-500);
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    gap: 16px;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    background: var(--teal-50);
    border: 1px solid var(--teal-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal-700);
    flex-shrink: 0;
}

.contact-detail-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--slate-400);
    margin-bottom: 4px;
}

.contact-detail-value {
    font-size: 15px;
    color: var(--slate-800);
    line-height: 1.5;
}

.contact-link {
    color: var(--teal-700);
    text-decoration: none;
    transition: color var(--transition);
}

.contact-link:hover {
    color: var(--teal-600);
    text-decoration: underline;
}

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

/* CONTACT FORM */
.contact-form-wrapper {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--slate-100);
}

.contact-form-title {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 6px;
}

.contact-form-sub {
    font-size: 14px;
    color: var(--slate-500);
    margin-bottom: 28px;
}

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

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--slate-700);
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    color: var(--slate-800);
    background: var(--slate-50);
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.form-input:focus {
    border-color: var(--teal-400);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

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

.form-input.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none' stroke='%2364748b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 4l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* FORM SUCCESS */
.form-success {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    width: 56px;
    height: 56px;
    background: var(--teal-50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal-700);
    margin: 0 auto 16px;
}

.success-title {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 8px;
}

.success-text {
    font-size: 15px;
    color: var(--slate-500);
    line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--slate-950);
    color: var(--slate-400);
    padding: 64px 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-desc {
    font-size: 14px;
    line-height: 1.7;
    color: var(--slate-400);
    margin-top: 16px;
    max-width: 320px;
}

.footer-heading {
    font-family: var(--font-serif);
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: var(--slate-400);
    text-decoration: none;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--teal-300);
}

.footer-contact address {
    font-style: normal;
    font-size: 14px;
    line-height: 1.7;
    color: var(--slate-400);
    margin-bottom: 12px;
}

.footer-phone {
    font-size: 16px;
    font-weight: 500;
    color: var(--teal-300);
    text-decoration: none;
}

.footer-phone:hover {
    color: var(--teal-200);
    text-decoration: underline;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--slate-500);
}

.footer-disclaimer {
    font-size: 12px;
    color: var(--slate-600);
    max-width: 480px;
    text-align: right;
    line-height: 1.5;
}

/* ============================================
   SCROLL REVEAL (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .reveal.revealed {
        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; }
}

/* ============================================
   MOBILE MENU OVERLAY
   ============================================ */
.nav-menu-overlay {
    display: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-container {
        gap: 40px;
    }

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

    .about-container {
        gap: 48px;
    }

    .conditions-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .header-inner {
        height: 68px;
    }

    /* MOBILE NAV */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        bottom: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 24px 20px;
        gap: 4px;
        transform: translateX(100%);
        transition: transform var(--transition);
        overflow-y: auto;
    }

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

    .nav-link {
        padding: 14px 16px;
        font-size: 16px;
    }

    .nav-link--cta {
        margin-left: 0;
        margin-top: 12px;
        text-align: center;
    }

    /* HERO */
    .hero {
        padding: 100px 0 60px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-image {
        order: -1;
    }

    .hero-image-wrapper img {
        height: 400px;
    }

    .hero-image-card {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: 16px;
        max-width: 100%;
    }

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

    .hero-wave svg {
        height: 40px;
    }

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

    .trust-divider {
        display: none;
    }

    /* SERVICES */
    .services {
        padding: 72px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        padding: 28px 24px;
    }

    /* ABOUT */
    .about {
        padding: 72px 0;
    }

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

    .about-image-main img {
        height: 400px;
    }

    .about-image-secondary {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: 16px;
    }

    .about-badge {
        position: relative;
        top: auto;
        left: auto;
        display: inline-block;
        margin-bottom: 16px;
    }

    /* CONDITIONS */
    .conditions {
        padding: 72px 0;
    }

    .conditions-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    /* PATIENTS */
    .patients {
        padding: 72px 0;
    }

    .patients-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    /* CTA */
    .cta {
        padding: 64px 0;
    }

    .cta-inner {
        flex-direction: column;
        text-align: center;
    }

    .cta-actions {
        flex-direction: column;
        width: 100%;
    }

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

    /* CONTACT */
    .contact {
        padding: 72px 0;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form-wrapper {
        padding: 28px 24px;
    }

    /* FOOTER */
    .footer {
        padding: 48px 0 0;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

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

@media (max-width: 480px) {
    .hero-headline {
        font-size: 30px;
    }

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

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

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

    .patient-step-number {
        font-size: 36px;
    }
}