/* ==========================================================================
   VET - VETERINARY CLINIC TEMPLATE
   Premium CSS with Design Tokens, Animations, and Dark Mode
   ========================================================================== */

/* ==========================================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ========================================================================== */

:root {
    /* Brand Colors - Caring & Trustworthy Teal/Blue Palette */
    --color-primary-50: #e0f7f7;
    --color-primary-100: #b3ebeb;
    --color-primary-200: #80dddd;
    --color-primary-300: #4dcfcf;
    --color-primary-400: #26c5c5;
    --color-primary-500: #00bbbb;
    --color-primary-600: #00a5a5;
    --color-primary-700: #008a8a;
    --color-primary-800: #007070;
    --color-primary-900: #004747;

    --color-secondary-50: #e3f2fd;
    --color-secondary-100: #bbdefb;
    --color-secondary-200: #90caf9;
    --color-secondary-300: #64b5f6;
    --color-secondary-400: #42a5f5;
    --color-secondary-500: #2196f3;
    --color-secondary-600: #1e88e5;
    --color-secondary-700: #1976d2;
    --color-secondary-800: #1565c0;
    --color-secondary-900: #0d47a1;

    --color-accent-50: #fff8e1;
    --color-accent-100: #ffecb3;
    --color-accent-200: #ffe082;
    --color-accent-300: #ffd54f;
    --color-accent-400: #ffca28;
    --color-accent-500: #ffc107;
    --color-accent-600: #ffb300;
    --color-accent-700: #ffa000;
    --color-accent-800: #ff8f00;
    --color-accent-900: #ff6f00;

    /* Neutral Scale */
    --color-neutral-50: #fafafa;
    --color-neutral-100: #f5f5f5;
    --color-neutral-200: #e5e5e5;
    --color-neutral-300: #d4d4d4;
    --color-neutral-400: #a3a3a3;
    --color-neutral-500: #737373;
    --color-neutral-600: #525252;
    --color-neutral-700: #404040;
    --color-neutral-800: #262626;
    --color-neutral-900: #171717;

    /* Semantic Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;

    /* Typography Scale */
    --text-hero: clamp(3rem, 8vw, 5rem);
    --text-display: clamp(2.5rem, 5vw, 3.5rem);
    --text-h1: clamp(2rem, 4vw, 3rem);
    --text-h2: clamp(1.5rem, 3vw, 2.25rem);
    --text-h3: clamp(1.25rem, 2vw, 1.5rem);
    --text-h4: 1.125rem;
    --text-body: 1rem;
    --text-small: 0.875rem;
    --text-xs: 0.75rem;

    /* Font Families */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Open Sans', sans-serif;

    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing Scale (8px base) */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 60px rgba(0, 187, 187, 0.3);
    --shadow-glow-lg: 0 0 100px rgba(0, 187, 187, 0.4);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.8s cubic-bezier(0.16, 1, 0.3, 1);

    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --color-neutral-50: #171717;
    --color-neutral-100: #262626;
    --color-neutral-200: #404040;
    --color-neutral-300: #525252;
    --color-neutral-400: #737373;
    --color-neutral-500: #a3a3a3;
    --color-neutral-600: #d4d4d4;
    --color-neutral-700: #e5e5e5;
    --color-neutral-800: #f5f5f5;
    --color-neutral-900: #fafafa;
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-body);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--color-neutral-900);
    background-color: white;
    transition: background-color var(--transition-base), color var(--transition-base);
}

[data-theme="dark"] body {
    background-color: #0a0a0a;
    color: var(--color-neutral-900);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-neutral-900);
}

h1 { font-size: var(--text-h1); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); }
h4 { font-size: var(--text-h4); }

p {
    margin-bottom: var(--space-4);
    color: var(--color-neutral-600);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-base);
}

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

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

/* Selection */
::selection {
    background-color: var(--color-primary-500);
    color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-neutral-100);
}

::-webkit-scrollbar-thumb {
    background: var(--color-neutral-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-neutral-500);
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--color-neutral-100);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--color-neutral-300);
}

/* Focus Visible */
:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

/* Skip Link */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.sr-only:focus {
    position: fixed;
    top: var(--space-4);
    left: var(--space-4);
    width: auto;
    height: auto;
    padding: var(--space-4);
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
    background-color: white;
    color: var(--color-neutral-900);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-tooltip);
}

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

.section {
    padding: var(--space-20) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-32) 0;
    }
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-neutral-200);
    transition: all var(--transition-base);
}

[data-theme="dark"] .nav {
    background-color: rgba(10, 10, 10, 0.8);
    border-bottom-color: var(--color-neutral-200);
}

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

.nav__logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-600);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav__logo svg {
    width: 32px;
    height: 32px;
}

.nav__menu {
    display: none;
    align-items: center;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .nav__menu {
        display: flex;
    }
}

.nav__link {
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-600);
    transition: color var(--transition-base);
}

.nav__link:hover {
    color: var(--color-neutral-900);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav__toggle {
    display: block;
    padding: var(--space-2);
    border-radius: var(--radius-full);
    color: var(--color-neutral-600);
    transition: background-color var(--transition-base), color var(--transition-base);
}

.nav__toggle:hover {
    background-color: var(--color-neutral-100);
    color: var(--color-neutral-900);
}

.nav__toggle svg {
    width: 20px;
    height: 20px;
}

.theme-toggle__dark {
    display: none;
}

[data-theme="dark"] .theme-toggle__light {
    display: none;
}

[data-theme="dark"] .theme-toggle__dark {
    display: block;
}

.mobile-menu-toggle {
    display: block;
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background-color: white;
    border-bottom: 1px solid var(--color-neutral-200);
    padding: var(--space-6);
    box-shadow: var(--shadow-xl);
}

[data-theme="dark"] .mobile-menu {
    background-color: #0a0a0a;
    border-bottom-color: var(--color-neutral-200);
}

.mobile-menu.active {
    display: block;
}

.mobile-menu__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.mobile-menu__link {
    padding: var(--space-3);
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-600);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-base), color var(--transition-base);
}

.mobile-menu__link:hover {
    background-color: var(--color-neutral-100);
    color: var(--color-neutral-900);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-weight: var(--font-weight-semibold);
    font-size: var(--text-body);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-primary-600);
    color: white;
}

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

.btn-secondary {
    background-color: var(--color-neutral-900);
    color: white;
}

[data-theme="dark"] .btn-secondary {
    background-color: white;
    color: var(--color-neutral-900);
}

.btn-secondary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    border: 2px solid var(--color-primary-600);
    color: var(--color-primary-600);
    background-color: transparent;
}

.btn-outline:hover {
    background-color: var(--color-primary-600);
    color: white;
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: 1.125rem;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
    padding-top: 120px;
    padding-bottom: var(--space-20);
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero {
        padding-top: 140px;
        padding-bottom: var(--space-32);
    }
}

.hero__grid {
    display: grid;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.hero__content {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero__content {
        text-align: left;
    }
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-primary-50);
    color: var(--color-primary-700);
    font-size: var(--text-small);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
}

[data-theme="dark"] .hero__badge {
    background-color: rgba(0, 187, 187, 0.1);
    color: var(--color-primary-300);
}

.hero__title {
    font-size: var(--text-hero);
    margin-bottom: var(--space-6);
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-secondary-600) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__description {
    font-size: 1.25rem;
    color: var(--color-neutral-600);
    margin-bottom: var(--space-8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 1024px) {
    .hero__description {
        margin-left: 0;
    }
}

.hero__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
}

@media (min-width: 640px) {
    .hero__buttons {
        flex-direction: row;
    }
}

@media (min-width: 1024px) {
    .hero__buttons {
        justify-content: flex-start;
    }
}

.hero__image {
    position: relative;
}

.hero__image img {
    width: 100%;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
}

/* Paw Print Decoration */
.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    right: 5%;
    width: 100px;
    height: 100px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%2300bbbb' opacity='0.05' viewBox='0 0 24 24'%3E%3Cpath d='M12 2c1.1 0 2 .9 2 2s-.9 2-2 2-2-.9-2-2 .9-2 2-2zm-4 4c1.1 0 2 .9 2 2s-.9 2-2 2-2-.9-2-2 .9-2 2-2zm8 0c1.1 0 2 .9 2 2s-.9 2-2 2-2-.9-2-2 .9-2 2-2zm-4 4c2.21 0 4 1.79 4 4v4c0 1.1-.9 2-2 2h-4c-1.1 0-2-.9-2-2v-4c0-2.21 1.79-4 4-4z'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    animation: float 6s ease-in-out infinite;
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */

.services {
    background-color: var(--color-neutral-50);
}

[data-theme="dark"] .services {
    background-color: var(--color-neutral-100);
}

.services__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.services__label {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-primary-100);
    color: var(--color-primary-700);
    font-size: var(--text-small);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

[data-theme="dark"] .services__label {
    background-color: rgba(0, 187, 187, 0.1);
    color: var(--color-primary-300);
}

.services__title {
    margin-bottom: var(--space-4);
}

.services__grid {
    display: grid;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .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-8);
    background-color: white;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-neutral-200);
    transition: all var(--transition-base);
}

[data-theme="dark"] .service-card {
    background-color: var(--color-neutral-900);
    border-color: var(--color-neutral-200);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-300);
}

.service-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-secondary-500));
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
}

.service-card__icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.service-card__title {
    font-size: var(--text-h3);
    margin-bottom: var(--space-3);
}

.service-card__description {
    color: var(--color-neutral-600);
    margin-bottom: 0;
}

/* ==========================================================================
   EMERGENCY BANNER
   ========================================================================== */

.emergency {
    background: linear-gradient(135deg, var(--color-error) 0%, #dc2626 100%);
    color: white;
    text-align: center;
    padding: var(--space-12) 0;
}

.emergency__content {
    max-width: 800px;
    margin: 0 auto;
}

.emergency__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-6);
    animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.emergency__title {
    font-size: var(--text-h2);
    color: white;
    margin-bottom: var(--space-4);
}

.emergency__phone {
    font-size: var(--text-display);
    font-weight: var(--font-weight-bold);
    color: white;
    margin-bottom: var(--space-6);
    display: block;
}

.emergency__description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
}

/* ==========================================================================
   TEAM SECTION
   ========================================================================== */

.team__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.team__label {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-secondary-100);
    color: var(--color-secondary-700);
    font-size: var(--text-small);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

[data-theme="dark"] .team__label {
    background-color: rgba(33, 150, 243, 0.1);
    color: var(--color-secondary-300);
}

.team__title {
    margin-bottom: var(--space-4);
}

.team__grid {
    display: grid;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .team__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .team__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.team-card {
    text-align: center;
}

.team-card__image {
    position: relative;
    margin-bottom: var(--space-6);
    overflow: hidden;
    border-radius: var(--radius-2xl);
}

.team-card__image img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.team-card:hover .team-card__image img {
    transform: scale(1.05);
}

.team-card__name {
    font-size: var(--text-h4);
    margin-bottom: var(--space-2);
}

.team-card__role {
    color: var(--color-primary-600);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-3);
}

.team-card__specialties {
    font-size: var(--text-small);
    color: var(--color-neutral-500);
}

/* ==========================================================================
   TESTIMONIALS SECTION
   ========================================================================== */

.testimonials {
    background-color: var(--color-neutral-50);
}

[data-theme="dark"] .testimonials {
    background-color: var(--color-neutral-100);
}

.testimonials__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.testimonials__label {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-accent-100);
    color: var(--color-accent-800);
    font-size: var(--text-small);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

[data-theme="dark"] .testimonials__label {
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--color-accent-400);
}

.testimonials__title {
    margin-bottom: var(--space-4);
}

.testimonials__grid {
    display: grid;
    gap: var(--space-8);
}

@media (min-width: 768px) {
    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.testimonial-card {
    padding: var(--space-8);
    background-color: white;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-neutral-200);
}

[data-theme="dark"] .testimonial-card {
    background-color: var(--color-neutral-900);
    border-color: var(--color-neutral-200);
}

.testimonial-card__stars {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-4);
}

.testimonial-card__stars svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent-500);
}

.testimonial-card__text {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-neutral-700);
    margin-bottom: var(--space-6);
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    overflow: hidden;
}

.testimonial-card__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-card__name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-1);
}

.testimonial-card__pet {
    font-size: var(--text-small);
    color: var(--color-neutral-500);
}

/* ==========================================================================
   CTA SECTION
   ========================================================================== */

.cta {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-secondary-600) 100%);
    color: white;
    text-align: center;
    padding: var(--space-20) 0;
    position: relative;
    overflow: hidden;
}

@media (min-width: 768px) {
    .cta {
        padding: var(--space-32) 0;
    }
}

.cta__content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta__title {
    font-size: var(--text-display);
    color: white;
    margin-bottom: var(--space-6);
}

.cta__description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
}

.cta__button {
    background-color: white;
    color: var(--color-primary-600);
}

.cta__button:hover {
    background-color: var(--color-neutral-100);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
    padding: var(--space-16) 0 var(--space-8);
    background-color: var(--color-neutral-50);
    border-top: 1px solid var(--color-neutral-200);
}

[data-theme="dark"] .footer {
    background-color: var(--color-neutral-100);
    border-top-color: var(--color-neutral-200);
}

.footer__grid {
    display: grid;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer__brand {
    max-width: 400px;
}

.footer__logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-600);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer__logo svg {
    width: 32px;
    height: 32px;
}

.footer__description {
    color: var(--color-neutral-600);
    margin-bottom: var(--space-6);
}

.footer__social {
    display: flex;
    gap: var(--space-3);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-neutral-200);
    border-radius: var(--radius-full);
    color: var(--color-neutral-600);
    transition: all var(--transition-base);
}

.footer__social-link:hover {
    background-color: var(--color-primary-600);
    color: white;
    transform: translateY(-4px);
}

.footer__social-link svg {
    width: 20px;
    height: 20px;
}

.footer__section-title {
    font-size: var(--text-h4);
    margin-bottom: var(--space-6);
}

.footer__links {
    list-style: none;
    padding: 0;
}

.footer__link {
    display: block;
    padding: var(--space-2) 0;
    color: var(--color-neutral-600);
    transition: color var(--transition-base);
}

.footer__link:hover {
    color: var(--color-primary-600);
}

.footer__bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-neutral-200);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
}

@media (min-width: 768px) {
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer__copyright {
    font-size: var(--text-small);
    color: var(--color-neutral-500);
}

.footer__legal {
    display: flex;
    gap: var(--space-6);
    font-size: var(--text-small);
    justify-content: center;
}

@media (min-width: 768px) {
    .footer__legal {
        justify-content: flex-start;
    }
}

.footer__legal-link {
    color: var(--color-neutral-500);
    transition: color var(--transition-base);
}

.footer__legal-link:hover {
    color: var(--color-primary-600);
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all var(--transition-smooth);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all var(--transition-smooth);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all var(--transition-smooth);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

.reveal-blur {
    opacity: 0;
    filter: blur(10px);
    transform: translateY(20px);
    transition: all var(--transition-smooth);
}

.reveal-blur.active {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* ==========================================================================
   CONTINUOUS ANIMATIONS
   ========================================================================== */

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.5); opacity: 0; }
}

.pulse-ring {
    animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.animate-gradient {
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale,
    .reveal-blur {
        opacity: 1;
        transform: none;
        filter: none;
    }
}

/* ==========================================================================
   PERFORMANCE OPTIMIZATIONS
   ========================================================================== */

section {
    content-visibility: auto;
    contain-intrinsic-size: 0 500px;
}

.animated {
    transform: translateZ(0);
    will-change: transform, opacity;
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    .nav,
    .mobile-menu,
    .cta,
    .footer__social {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: black;
        background: white;
    }

    a {
        text-decoration: underline;
    }

    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }
}