/* Base */
:root {
    /* Primary Colors */
    --primary-50: #EFF6FF;
    --primary-100: #DBEAFE;
    --primary-200: #BFDBFE;
    --primary-300: #93C5FD;
    --primary-400: #60A5FA;
    --primary-500: #3B82F6;
    --primary-600: #2563EB;
    --primary-700: #1D4ED8;
    --primary-800: #1E40AF;
    --primary-900: #1E3A8A;
    
    /* Secondary Colors - Teal */
    --secondary-50: #F0FDFA;
    --secondary-100: #CCFBF1;
    --secondary-200: #99F6E4;
    --secondary-300: #5EEAD4;
    --secondary-400: #2DD4BF;
    --secondary-500: #14B8A6;
    --secondary-600: #0D9488;
    --secondary-700: #0F766E;
    --secondary-800: #115E59;
    --secondary-900: #134E4A;
    
    /* Accent Colors - Orange */
    --accent-50: #FFF7ED;
    --accent-100: #FFEDD5;
    --accent-200: #FED7AA;
    --accent-300: #FDBA74;
    --accent-400: #FB923C;
    --accent-500: #F97316;
    --accent-600: #EA580C;
    --accent-700: #C2410C;
    --accent-800: #9A3412;
    --accent-900: #7C2D12;
    
    /* Success Colors - Green */
    --success-50: #F0FDF4;
    --success-100: #DCFCE7;
    --success-200: #BBF7D0;
    --success-300: #86EFAC;
    --success-400: #4ADE80;
    --success-500: #22C55E;
    --success-600: #16A34A;
    --success-700: #15803D;
    --success-800: #166534;
    --success-900: #14532D;
    
    /* Warning Colors - Amber */
    --warning-50: #FFFBEB;
    --warning-100: #FEF3C7;
    --warning-200: #FDE68A;
    --warning-300: #FCD34D;
    --warning-400: #FBBF24;
    --warning-500: #F59E0B;
    --warning-600: #D97706;
    --warning-700: #B45309;
    --warning-800: #92400E;
    --warning-900: #78350F;
    
    /* Error Colors - Red */
    --error-50: #FEF2F2;
    --error-100: #FEE2E2;
    --error-200: #FECACA;
    --error-300: #FCA5A5;
    --error-400: #F87171;
    --error-500: #EF4444;
    --error-600: #DC2626;
    --error-700: #B91C1C;
    --error-800: #991B1B;
    --error-900: #7F1D1D;
    
    /* Neutral Colors */
    --neutral-50: #F9FAFB;
    --neutral-100: #F3F4F6;
    --neutral-200: #E5E7EB;
    --neutral-300: #D1D5DB;
    --neutral-400: #9CA3AF;
    --neutral-500: #6B7280;
    --neutral-600: #4B5563;
    --neutral-700: #374151;
    --neutral-800: #1F2937;
    --neutral-900: #111827;
    
    /* Spacing */
    --space-1: 0.25rem; /* 4px */
    --space-2: 0.5rem;  /* 8px */
    --space-3: 0.75rem; /* 12px */
    --space-4: 1rem;    /* 16px */
    --space-5: 1.25rem; /* 20px */
    --space-6: 1.5rem;  /* 24px */
    --space-8: 2rem;    /* 32px */
    --space-10: 2.5rem; /* 40px */
    --space-12: 3rem;   /* 48px */
    --space-16: 4rem;   /* 64px */
    --space-20: 5rem;   /* 80px */
    
    /* Font Sizes */
    --text-xs: 0.75rem;   /* 12px */
    --text-sm: 0.875rem;  /* 14px */
    --text-base: 1rem;    /* 16px */
    --text-lg: 1.125rem;  /* 18px */
    --text-xl: 1.25rem;   /* 20px */
    --text-2xl: 1.5rem;   /* 24px */
    --text-3xl: 1.875rem; /* 30px */
    --text-4xl: 2.25rem;  /* 36px */
    --text-5xl: 3rem;     /* 48px */
    
    /* Border Radius */
    --radius-sm: 0.125rem;  /* 2px */
    --radius-md: 0.375rem;  /* 6px */
    --radius-lg: 0.5rem;    /* 8px */
    --radius-xl: 0.75rem;   /* 12px */
    --radius-2xl: 1rem;     /* 16px */
    --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), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms;
    --transition-normal: 300ms;
    --transition-slow: 500ms;
    
    /* Z-index */
    --z-0: 0;
    --z-10: 10;
    --z-20: 20;
    --z-30: 30;
    --z-40: 40;
    --z-50: 50;
    --z-max: 999;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.5;
    color: var(--neutral-800);
    background-color: var(--neutral-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: var(--primary-600);
    transition: color var(--transition-fast) ease-in-out;
}

a:hover {
    color: var(--primary-700);
}

button, input, select, textarea {
    font: inherit;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* Section Styling */
section {
    padding: var(--space-16) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-header__title {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-2);
}

.section-header__subtitle {
    font-size: var(--text-xl);
    color: var(--neutral-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    font-weight: 500;
    transition: all var(--transition-normal) ease;
    cursor: pointer;
    text-align: center;
    white-space: nowrap;
    border: none;
    outline: none;
}

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

.btn--primary:hover {
    background-color: var(--primary-700);
    color: white;
}

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

.btn--secondary:hover {
    background-color: var(--secondary-700);
    color: white;
}

.btn--accent {
    background-color: var(--accent-500);
    color: white;
}

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

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

.btn--outline:hover {
    background-color: var(--primary-50);
    color: var(--primary-700);
    border-color: var(--primary-700);
}

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

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: var(--z-50);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal) ease;
}

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

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

.logo a {
    display: flex;
    align-items: center;
    color: var(--neutral-900);
}

.logo__img {
    height: 40px;
    margin-right: var(--space-2);
}

.logo__text {
    font-size: var(--text-xl);
    font-weight: 700;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: var(--space-6);
}

.nav__link {
    color: var(--neutral-700);
    font-weight: 500;
    transition: color var(--transition-fast) ease;
    position: relative;
}

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

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-600);
    transition: width var(--transition-fast) ease;
}

.nav__link:hover::after {
    width: 100%;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 24px;
    height: 18px;
    position: relative;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--neutral-800);
    position: absolute;
    left: 0;
    transition: all var(--transition-fast) ease;
}

.menu-toggle span:nth-child(1) {
    top: 0;
}

.menu-toggle span:nth-child(2) {
    top: 8px;
}

.menu-toggle span:nth-child(3) {
    top: 16px;
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: white;
    padding: var(--space-4);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    z-index: var(--z-40);
    transform: translateY(-100%);
    transition: transform var(--transition-normal) ease;
}

.mobile-nav__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.mobile-nav__link {
    color: var(--neutral-800);
    font-weight: 500;
    display: block;
    padding: var(--space-2) 0;
}

.mobile-nav__link--highlight {
    color: var(--primary-600);
}

.mobile-nav__link--primary {
    display: inline-block;
    background-color: var(--primary-600);
    color: white;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
}

/* Hero Section */
.hero {
    padding-top: 120px;
    padding-bottom: var(--space-16);
    background: linear-gradient(to bottom, var(--primary-50), white);
    position: relative;
    overflow: hidden;
}

.hero__inner {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.hero__content {
    flex: 1;
}

.hero__image {
    flex: 1;
    position: relative;
}

.hero__img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.hero__title {
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

.hero__subtitle {
    font-size: var(--text-xl);
    color: var(--neutral-600);
    margin-bottom: var(--space-8);
}

.hero__search {
    margin-bottom: var(--space-6);
}

.search-form {
    display: flex;
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-2);
    gap: var(--space-2);
}

.search-form__group {
    flex: 1;
    position: relative;
}

.search-form__icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--neutral-500);
}

.search-form__input {
    width: 100%;
    padding: var(--space-3) var(--space-3) var(--space-3) var(--space-8);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    transition: border var(--transition-fast) ease;
}

.search-form__input:focus {
    border-color: var(--primary-400);
    outline: none;
}

.search-form__button {
    background-color: var(--primary-600);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-6);
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-fast) ease;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.search-form__button:hover {
    background-color: var(--primary-700);
}

.hero__cta {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.hero__stats {
    display: flex;
    gap: var(--space-6);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat__number {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--primary-600);
}

.stat__label {
    font-size: var(--text-sm);
    color: var(--neutral-600);
}

.hero__shapes {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.hero__shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.5;
}

.hero__shape--1 {
    width: 300px;
    height: 300px;
    background-color: var(--primary-200);
    top: -150px;
    right: -100px;
}

.hero__shape--2 {
    width: 200px;
    height: 200px;
    background-color: var(--secondary-200);
    bottom: -80px;
    right: 50px;
}

/* Benefits Section */
.benefits {
    background-color: white;
}

.benefits__tabs {
    margin-bottom: var(--space-12);
}

.tabs__header {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.tabs__btn {
    background: none;
    border: none;
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--neutral-500);
    cursor: pointer;
    position: relative;
    transition: color var(--transition-fast) ease;
}

.tabs__btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: transparent;
    transition: background-color var(--transition-fast) ease;
}

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

.tabs__btn--active {
    color: var(--primary-600);
}

.tabs__btn--active::after {
    background-color: var(--primary-600);
}

.tabs__content {
    display: none;
}

.tabs__content--active {
    display: block;
    animation: fadeIn var(--transition-normal) ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--space-6);
}

.benefit-card {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal) ease, box-shadow var(--transition-normal) ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-card__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--primary-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
}

.benefit-card__icon i {
    font-size: 28px;
    color: var(--primary-600);
}

.benefit-card__title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--neutral-800);
    margin-bottom: var(--space-2);
}

.benefit-card__text {
    color: var(--neutral-600);
    line-height: 1.6;
}

.benefits__cta {
    text-align: center;
    margin-top: var(--space-8);
}

/* How It Works Section */
.how-it-works {
    background-color: var(--neutral-50);
}

.steps {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-12);
    position: relative;
}

.step:last-child {
    margin-bottom: 0;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 24px;
    left: 24px;
    width: 2px;
    height: calc(100% + var(--space-12));
    background-color: var(--primary-200);
    z-index: 0;
}

.step__number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary-600);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    font-weight: 700;
    margin-right: var(--space-6);
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.step__content {
    flex: 1;
}

.step__title {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--neutral-800);
    margin-bottom: var(--space-2);
}

.step__text {
    font-size: var(--text-lg);
    color: var(--neutral-600);
}

.step__image {
    flex: 1;
    max-width: 300px;
}

.step__img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.how-it-works__cta {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    margin-top: var(--space-12);
}

/* Featured Sitters Section */
.featured-sitters {
    background-color: white;
}

.sitters-carousel {
    position: relative;
    margin-bottom: var(--space-8);
}

.sitters-carousel__wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
}

.sitter-card {
    background-color: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal) ease, box-shadow var(--transition-normal) ease;
}

.sitter-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.sitter-card__image {
    position: relative;
    height: 200px;
}

.sitter-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sitter-card__badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background-color: var(--primary-600);
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
}

.sitter-card__content {
    padding: var(--space-6);
}

.sitter-card__name {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: var(--space-2);
}

.sitter-card__location {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--neutral-600);
    font-size: var(--text-sm);
    margin-bottom: var(--space-3);
}

.sitter-card__rating {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.stars {
    display: flex;
    color: var(--warning-500);
}

.rating-text {
    font-size: var(--text-sm);
    color: var(--neutral-600);
}

.sitter-card__bio {
    margin-bottom: var(--space-4);
    color: var(--neutral-700);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.sitter-card__services {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.service-tag {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    background-color: var(--primary-50);
    color: var(--primary-700);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
}

.sitter-card__link {
    display: inline-block;
    font-weight: 500;
    color: var(--primary-600);
    transition: color var(--transition-fast) ease;
}

.sitter-card__link:hover {
    color: var(--primary-800);
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.carousel-control {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: white;
    border: 1px solid var(--neutral-200);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast) ease;
}

.carousel-control:hover {
    background-color: var(--primary-50);
    border-color: var(--primary-300);
}

.carousel-control i {
    color: var(--neutral-700);
    transition: color var(--transition-fast) ease;
}

.carousel-control:hover i {
    color: var(--primary-600);
}

.featured-sitters__cta {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--neutral-50);
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 300px;
    height: 300px;
    background-color: var(--primary-100);
    border-radius: 50%;
    opacity: 0.5;
}

.testimonials::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 200px;
    height: 200px;
    background-color: var(--secondary-100);
    border-radius: 50%;
    opacity: 0.5;
}

.testimonials-carousel__wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-6);
}

.testimonial-card {
    background-color: white;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    position: relative;
    transition: transform var(--transition-normal) ease, box-shadow var(--transition-normal) ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card__quote {
    font-size: 28px;
    color: var(--primary-200);
    margin-bottom: var(--space-4);
}

.testimonial-card__text {
    font-size: var(--text-base);
    color: var(--neutral-700);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-card__name {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: var(--space-1);
}

.testimonial-card__pet {
    font-size: var(--text-sm);
    color: var(--neutral-600);
}

/* Trust Section */
.trust-section {
    background-color: white;
}

.trust-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto var(--space-12) auto;
    /* grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); */
    /* gap: var(--space-6); */
    /* margin-bottom: var(--space-12); */
}

.trust-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 0 1 250px;
    max-width: 300px;
}

.trust-feature__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--primary-50);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
}

.trust-feature__icon i {
    font-size: 24px;
    color: var(--primary-600);
}

.trust-feature__title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--neutral-800);
    margin-bottom: var(--space-2);
}

.trust-feature__text {
    color: var(--neutral-600);
    line-height: 1.6;
}

.trust-guarantees {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    max-width: 800px;
    margin: 0 auto;
}

.trust-guarantee {
    display: flex;
    align-items: center;
    background-color: var(--primary-50);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

.trust-guarantee__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-6);
    flex-shrink: 0;
}

.trust-guarantee__icon i {
    font-size: 24px;
    color: var(--primary-600);
}

.trust-guarantee__title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--neutral-800);
    margin-bottom: var(--space-1);
}

.trust-guarantee__text {
    color: var(--neutral-600);
    line-height: 1.6;
}

/* Footer Styles */
.footer {
    background-color: var(--neutral-900);
    color: white;
    padding-top: var(--space-16);
    position: relative;
}

.footer__top {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.logo--footer .logo__text {
    color: white;
}

.footer__tagline {
    margin-top: var(--space-3);
    color: var(--neutral-400);
    margin-bottom: var(--space-6);
}

.footer__social {
    display: flex;
    gap: var(--space-4);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--neutral-800);
    color: white;
    transition: all var(--transition-fast) ease;
}

.social-link:hover {
    background-color: var(--primary-600);
    color: white;
    transform: translateY(-2px);
}

.footer__heading {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: white;
}

.footer__links {
    list-style: none;
}

.footer__link {
    display: inline-block;
    color: var(--neutral-400);
    margin-bottom: var(--space-3);
    transition: color var(--transition-fast) ease;
}

.footer__link:hover {
    color: white;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--neutral-800);
    padding: var(--space-6) 0;
}

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

.footer__legal {
    display: flex;
    gap: var(--space-6);
}

.footer__legal-link {
    color: var(--neutral-500);
    font-size: var(--text-sm);
    transition: color var(--transition-fast) ease;
}

.footer__legal-link:hover {
    color: white;
}

.back-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    background-color: var(--primary-600);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-normal) ease;
    z-index: var(--z-30);
}

.back-to-top.active {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--primary-700);
    color: white;
}