/* ============================================
   SLEEP & BEHAVIOR MEDICINE INSTITUTE
   Premium Dark Luxury Design System
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-bg-primary: #0D0D0D;
    --color-bg-secondary: #141414;
    --color-bg-tertiary: #1A1A1A;
    --color-bg-card: #1E1E1E;
    --color-bg-elevated: #242424;
    
    --color-text-primary: #F5F5F5;
    --color-text-secondary: #B0B0B0;
    --color-text-muted: #707070;
    
    --color-accent: #E8734A;
    --color-accent-light: #F09070;
    --color-accent-dark: #C05830;
    --color-accent-glow: rgba(232, 115, 74, 0.15);
    --color-accent-subtle: rgba(232, 115, 74, 0.08);
    
    --color-gold: #C9A96E;
    --color-gold-light: #D4B87A;
    
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-light: rgba(255, 255, 255, 0.1);
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --max-width: 1200px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-light);
}

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

ul, ol {
    list-style: none;
}

/* --- Accessibility --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-accent);
    color: var(--color-bg-primary);
    font-weight: 600;
    border-radius: var(--radius-sm);
    z-index: 1000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-md);
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* --- Typography --- */
.section-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    padding: var(--space-xs) var(--space-md);
    border: 1px solid var(--color-accent);
    border-radius: 50px;
    background: var(--color-accent-subtle);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
}

.section-sub {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 600px;
}

.section-header {
    margin-bottom: var(--space-3xl);
}

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

.section-header--center .section-sub {
    margin: 0 auto;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.8rem 1.75rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
    text-decoration: none;
}

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

.btn--primary:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent-light);
    color: var(--color-bg-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(232, 115, 74, 0.3);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-border-light);
}

.btn--ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn--outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn--small {
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
}

.btn--full {
    width: 100%;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-lg) 0;
    transition: all var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar__brand {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-decoration: none;
    color: var(--color-text-primary);
}

.navbar__name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: 0.01em;
}

.navbar__nav {
    display: flex;
    align-items: center;
}

.navbar__menu {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.navbar__link {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-text-secondary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
    text-decoration: none;
}

.navbar__link:hover {
    color: var(--color-text-primary);
}

.navbar__link--cta {
    background: var(--color-accent);
    color: var(--color-bg-primary);
    font-weight: 500;
    margin-left: var(--space-sm);
}

.navbar__link--cta:hover {
    background: var(--color-accent-light);
    color: var(--color-bg-primary);
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.navbar__toggle:hover {
    background: var(--color-bg-tertiary);
}

.navbar__hamburger {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--color-text-primary);
    position: relative;
    transition: all var(--transition-base);
}

.navbar__hamburger::before,
.navbar__hamburger::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
}

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

.navbar__toggle[aria-expanded="true"] .navbar__hamburger {
    background: transparent;
}

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

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

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--color-bg-primary);
}

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

.hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(13, 13, 13, 0.92) 0%,
        rgba(13, 13, 13, 0.85) 40%,
        rgba(13, 13, 13, 0.7) 70%,
        rgba(13, 13, 13, 0.8) 100%
    );
}

.hero__content {
    position: relative;
    z-index: 1;
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
    max-width: 720px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xl);
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-accent-glow);
    border: 1px solid rgba(232, 115, 74, 0.2);
    border-radius: 50px;
}

.hero__headline {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.05;
    margin-bottom: var(--space-xl);
}

.hero__headline-line {
    display: block;
    color: var(--color-text-primary);
}

.hero__headline-accent {
    color: var(--color-accent);
    font-style: italic;
}

.hero__sub {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
    max-width: 540px;
}

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

.hero__scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    z-index: 1;
}

.hero__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: 0.5; transform: scaleY(0.7); }
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-2xl) 0;
}

.trust-bar__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3xl);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    text-align: center;
}

.trust-item__number {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.trust-item__label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.trust-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border-light);
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-primary);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: rgba(232, 115, 74, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-glow);
    border: 1px solid rgba(232, 115, 74, 0.15);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.service-card__desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-secondary);
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about__image-wrap {
    position: relative;
}

.about__image-accent {
    position: absolute;
    top: -16px;
    left: -16px;
    width: 120px;
    height: 120px;
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-lg);
    opacity: 0.3;
    z-index: 0;
}

.about__image {
    width: 100%;
    height: 700px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    position: relative;
    z-index: 1;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

.about__stat-card {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-accent);
    color: var(--color-bg-primary);
    padding: var(--space-xl) var(--space-2xl);
    border-radius: var(--radius-lg);
    z-index: 2;
    box-shadow: 0 15px 30px rgba(232, 115, 74, 0.3);
}

.about__stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.about__stat-text {
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.4;
}

.about__content {
    padding: var(--space-lg) 0;
}

.about__body {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about__features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.about__feature {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.9rem;
    color: var(--color-text-primary);
}

.about__feature svg {
    flex-shrink: 0;
}

/* ============================================
   CONDITIONS
   ============================================ */
.conditions {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-primary);
}

.conditions__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.condition-item {
    display: flex;
    gap: var(--space-xl);
    padding: var(--space-2xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.condition-item:hover {
    border-color: rgba(232, 115, 74, 0.2);
    background: var(--color-bg-elevated);
}

.condition-item__num {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.4;
    line-height: 1;
    flex-shrink: 0;
    transition: opacity var(--transition-base);
}

.condition-item:hover .condition-item__num {
    opacity: 0.8;
}

.condition-item__name {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.condition-item__desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-secondary);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.testimonial-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.testimonial-card:hover {
    border-color: rgba(232, 115, 74, 0.15);
    transform: translateY(-2px);
}

.testimonial-card__stars {
    display: flex;
    gap: 4px;
    margin-bottom: var(--space-lg);
}

.testimonial-card__quote {
    flex: 1;
    margin-bottom: var(--space-xl);
}

.testimonial-card__quote p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-card__cite {
    font-style: normal;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.testimonial-card__name {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 0.95rem;
}

.testimonial-card__role {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
    position: relative;
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.cta-banner__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.cta-banner__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.cta-banner__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13, 13, 13, 0.95), rgba(13, 13, 13, 0.85));
}

.cta-banner__inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.cta-banner__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

.cta-banner__text {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.cta-banner__actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-primary);
}

.contact__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact__body {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

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

.contact-detail__icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-glow);
    border: 1px solid rgba(232, 115, 74, 0.15);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

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

.contact-detail__label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.contact-detail a {
    color: var(--color-text-primary);
    font-size: 0.95rem;
    line-height: 1.6;
}

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

/* --- Form --- */
.contact__form-wrap {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

.contact__form-header {
    margin-bottom: var(--space-2xl);
}

.contact__form-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.contact__form-sub {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

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

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

.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.form-input {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus {
    border-color: var(--color-accent);
    background: var(--color-bg-elevated);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-input:invalid:not(:placeholder-shown) {
    border-color: #ef4444;
}

.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'%3E%3Cpath d='M3 4.5l3 3 3-3' stroke='%23707070' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

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

.form-privacy {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--space-md);
}

.form-success {
    text-align: center;
    padding: var(--space-3xl) var(--space-lg);
}

.form-success__icon {
    margin: 0 auto var(--space-lg);
}

.form-success__title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-md);
}

.form-success__text {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    max-width: 380px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-4xl) 0 var(--space-lg);
}

.footer__top {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid var(--color-border);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--color-text-primary);
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    text-decoration: none;
}

.footer__logo:hover {
    color: var(--color-accent);
}

.footer__tagline {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 300px;
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
}

.footer__link-group h4 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
}

.footer__link-group ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__link-group a {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer__link-group a:hover {
    color: var(--color-accent);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-top: var(--space-2xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer__copyright {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.footer__disclaimer {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    max-width: 480px;
    line-height: 1.6;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials__grid .testimonial-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }
    
    .footer__top {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .navbar__toggle {
        display: flex;
    }
    
    .navbar__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        height: 100dvh;
        background: var(--color-bg-secondary);
        border-left: 1px solid var(--color-border);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-md);
        transition: right var(--transition-base);
        z-index: 99;
    }
    
    .navbar__nav.open {
        right: 0;
    }
    
    .navbar__menu {
        flex-direction: column;
        gap: var(--space-sm);
        align-items: center;
    }
    
    .navbar__link {
        font-size: 1rem;
        padding: var(--space-md) var(--space-xl);
    }
    
    .navbar__link--cta {
        margin-left: 0;
        margin-top: var(--space-md);
    }
    
    .navbar__overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);
        z-index: 98;
    }
    
    .navbar__nav.open + .navbar__overlay,
    .navbar__overlay.active {
        display: block;
    }
    
    .hero__content {
        padding-top: var(--space-3xl);
    }
    
    .hero__actions {
        flex-direction: column;
    }
    
    .hero__actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero__scroll {
        display: none;
    }
    
    .trust-bar__inner {
        flex-direction: column;
        gap: var(--space-xl);
    }
    
    .trust-divider {
        display: none;
    }
    
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    .about__inner {
        grid-template-columns: 1fr;
    }
    
    .about__image {
        height: 400px;
    }
    
    .about__stat-card {
        right: 10px;
        bottom: -10px;
    }
    
    .about__features {
        grid-template-columns: 1fr;
    }
    
    .conditions__grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials__grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials__grid .testimonial-card:last-child {
        grid-column: span 1;
        max-width: 100%;
    }
    
    .cta-banner__actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-banner__actions .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .contact__inner {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer__top {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer__links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__bottom {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .service-card {
        padding: var(--space-xl);
    }
    
    .condition-item {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .condition-item__num {
        font-size: 1.75rem;
    }
    
    .footer__links {
        grid-template-columns: 1fr;
    }
}