/* ============================================
   FISHER DENTISTRY — Custom Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-forest: #1a3c34;
    --color-forest-light: #244d42;
    --color-forest-dark: #0f2620;
    --color-cream: #f5f0e8;
    --color-cream-light: #faf7f2;
    --color-cream-dark: #e8e0d0;
    --color-sage: #8fa898;
    --color-sage-light: #b8c8bc;
    --color-text: #1a1a1a;
    --color-text-muted: #5a5a5a;
    --color-text-light: #8a8a8a;
    --color-white: #ffffff;
    --color-accent: #c8a86e;
    --color-accent-light: #d4b87e;

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

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --shadow-sm: 0 1px 3px rgba(26, 60, 52, 0.06);
    --shadow-md: 0 4px 20px rgba(26, 60, 52, 0.08);
    --shadow-lg: 0 12px 40px rgba(26, 60, 52, 0.12);
    --shadow-xl: 0 24px 60px rgba(26, 60, 52, 0.15);

    --transition-fast: 0.2s ease;
    --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s 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-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-cream-light);
    -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;
}

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

ul, ol {
    list-style: none;
}

/* --- Utility --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-forest);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.9375rem;
    letter-spacing: 0.01em;
    padding: 0.8125rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

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

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

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

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: 1rem;
}

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

/* --- Section Labels --- */
.section-label {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-sage);
    margin-bottom: var(--space-sm);
}

.section-headline {
    font-size: clamp(2rem, 4vw, 3.25rem);
    margin-bottom: var(--space-md);
}

.section-lead {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 560px;
    line-height: 1.75;
}

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

/* ============================================
   HEADER
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(250, 247, 242, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(26, 60, 52, 0.06);
    transition: all var(--transition-base);
}

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

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

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-forest);
    letter-spacing: -0.01em;
}

.logo-accent {
    color: var(--color-accent);
}

/* Nav */
.nav-list {
    display: none;
    align-items: center;
    gap: var(--space-lg);
}

.nav-list a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
}

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

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

.btn-nav {
    display: none;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

/* Mobile Toggle */
.mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-forest);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

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

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

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

/* Mobile Nav Overlay */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 999;
    background-color: var(--color-cream-light);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.mobile-nav-link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-forest);
    transition: color var(--transition-fast);
}

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

.mobile-nav-cta {
    font-family: var(--font-sans);
    font-size: 1rem;
    margin-top: var(--space-sm);
    padding: 0.75rem 1.5rem;
    background-color: var(--color-forest);
    color: var(--color-white);
    border-radius: var(--radius-sm);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-cream-light);
    overflow: hidden;
    padding-top: 76px;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 80%, rgba(26, 60, 52, 0.04) 0%, transparent 50%),
                      radial-gradient(circle at 80% 20%, rgba(200, 168, 110, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
    padding-top: var(--space-lg);
    padding-bottom: var(--space-xl);
}

@media (min-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

.hero-content {
    max-width: 600px;
}

.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-sage);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hero-eyebrow::before {
    content: '';
    display: block;
    width: 32px;
    height: 2px;
    background-color: var(--color-accent);
}

.hero-headline {
    font-size: clamp(2.25rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    color: var(--color-forest-dark);
    letter-spacing: -0.02em;
}

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

.hero-subhead {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    max-width: 520px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-forest);
}

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

/* Hero Image */
.hero-image-wrap {
    position: relative;
}

.hero-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    border: 3px solid var(--color-accent);
    border-radius: var(--radius-md);
    z-index: -1;
    opacity: 0.5;
}

@media (min-width: 1024px) {
    .hero-image-accent {
        top: -30px;
        right: -30px;
        width: 180px;
        height: 180px;
    }
}

.hero-image {
    width: 100%;
    height: auto;
    aspect-ratio: 560 / 700;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.hero-image-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    background-color: var(--color-white);
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-forest);
}

.hero-image-badge svg {
    color: var(--color-accent);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-light);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

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

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.4; transform: scaleY(0.6); }
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: var(--space-3xl) 0;
    background-color: var(--color-white);
}

.services .container:first-of-type {
    text-align: center;
}

.services .section-lead {
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    padding: var(--space-lg);
    background-color: var(--color-cream-light);
    border-radius: var(--radius-md);
    border: 1px solid rgba(26, 60, 52, 0.06);
    transition: all var(--transition-base);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-forest);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
    color: var(--color-white);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 0.625rem;
    color: var(--color-forest);
}

.service-desc {
    font-size: 0.9375rem;
    line-height: 1.75;
    color: var(--color-text-muted);
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: var(--space-3xl) 0;
    background-color: var(--color-cream);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

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

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

.about-image {
    width: 100%;
    height: auto;
    aspect-ratio: 600 / 720;
    object-fit: cover;
}

.about-stat-card {
    position: absolute;
    bottom: -24px;
    right: -12px;
    background-color: var(--color-forest);
    color: var(--color-white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

@media (min-width: 640px) {
    .about-stat-card {
        bottom: -32px;
        right: -24px;
    }
}

.about-stat-card .stat-number {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-sage-light);
    margin-bottom: 0.25rem;
}

.about-stat-card .stat-accent {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1.2;
}

.about-stat-card .stat-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--color-sage-light);
    margin-top: 0.25rem;
}

.about-content-side {
    max-width: 520px;
}

.about-body {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.value-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-forest);
}

.value-check {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(26, 60, 52, 0.08);
    border-radius: 50%;
    color: var(--color-forest);
    flex-shrink: 0;
}

/* ============================================
   NEW PATIENTS
   ============================================ */
.new-patients {
    padding: var(--space-3xl) 0;
    background-color: var(--color-white);
}

.new-patients-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .new-patients-inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

.steps-list {
    margin-top: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.step-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.step-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    flex-shrink: 0;
    width: 40px;
}

.step-title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-forest);
    margin-bottom: 0.25rem;
}

.step-desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.step-desc a {
    color: var(--color-forest);
    font-weight: 500;
    text-decoration: underline;
    text-decoration-color: var(--color-accent);
    text-underline-offset: 3px;
}

.step-desc a:hover {
    color: var(--color-accent);
}

.new-patients-image {
    width: 100%;
    height: auto;
    aspect-ratio: 520 / 640;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: var(--space-3xl) 0;
    background-color: var(--color-forest);
    color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

.contact .section-label {
    color: var(--color-sage-light);
}

.contact .section-headline {
    color: var(--color-white);
}

.contact-intro {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-sage-light);
    margin-bottom: var(--space-lg);
    max-width: 480px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-detail {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.contact-detail-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-detail-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-sage-light);
    margin-bottom: 0.25rem;
}

.contact-detail-value {
    font-size: 1rem;
    color: var(--color-white);
    line-height: 1.6;
}

.contact-detail-link {
    font-size: 1rem;
    color: var(--color-white);
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.3);
    text-underline-offset: 3px;
    transition: all var(--transition-fast);
}

.contact-detail-link:hover {
    color: var(--color-accent);
    text-decoration-color: var(--color-accent);
}

/* Contact Form */
.contact-form-wrap {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-xl);
}

@media (min-width: 640px) {
    .contact-form-wrap {
        padding: var(--space-xl);
    }
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
    color: var(--color-forest);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    background-color: var(--color-cream-light);
    border: 2px solid var(--color-cream-dark);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-forest);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(26, 60, 52, 0.08);
}

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

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

/* Form Success */
.form-success {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
}

.success-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(26, 60, 52, 0.08);
    border-radius: 50%;
    margin: 0 auto var(--space-md);
    color: var(--color-forest);
}

.success-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--color-forest);
}

.form-success p {
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background-color: var(--color-forest-dark);
    color: var(--color-sage-light);
    padding: var(--space-2xl) 0 var(--space-md);
}

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

@media (min-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}

.footer-tagline {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-sage);
    max-width: 320px;
    margin-top: var(--space-sm);
}

.footer-col-title {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-col a,
.footer-col li {
    font-size: 0.9375rem;
    color: var(--color-sage-light);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-top: var(--space-md);
    font-size: 0.8125rem;
    color: var(--color-sage);
}

@media (min-width: 640px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-bottom a {
    color: var(--color-sage-light);
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.2);
    text-underline-offset: 2px;
    transition: all var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--color-accent);
    text-decoration-color: var(--color-accent);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s 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; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }