/* ============================================
   Vensta - Modern CSS Styles
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-primary-50: #eef2ff;
    --color-primary-100: #e0e7ff;
    
    --color-secondary: #ec4899;
    --color-secondary-dark: #db2777;
    
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    --color-white: #ffffff;
    --color-black: #000000;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    --gradient-hero: linear-gradient(135deg, #f0f4ff 0%, #faf5ff 50%, #fdf2f8 100%);
    --gradient-dark: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-primary: 0 10px 40px -10px rgba(99, 102, 241, 0.4);
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-slower: 500ms ease;
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: var(--spacing-4);
}

/* 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-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-gray-700);
    background-color: var(--color-white);
    -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;
    transition: color var(--transition-fast);
}

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

ul, ol {
    list-style: none;
}

/* Utility Classes */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
    cursor: pointer;
}

.btn--sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
}

.btn--md {
    padding: var(--spacing-3) var(--spacing-5);
}

.btn--lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-primary);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px -10px rgba(99, 102, 241, 0.5);
}

.btn--outline {
    background: transparent;
    color: var(--color-gray-700);
    border: 2px solid var(--color-gray-200);
}

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

.btn--white {
    background: var(--color-white);
    color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.btn--white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-slow);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

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

.nav__logo img {
    height: 36px;
    width: auto;
}

.nav__menu {
    display: none;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.nav__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-600);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav__link:hover {
    color: var(--color-primary);
    background: var(--color-primary-50);
}

.nav__link--phone {
    color: var(--color-gray-800);
    font-weight: var(--font-weight-semibold);
}

.nav__badge {
    display: inline-flex;
    padding: var(--spacing-1) var(--spacing-3);
    background: var(--gradient-primary);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-2);
}

.nav__toggle-line {
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

/* Desktop Navigation */
@media (min-width: 1024px) {
    .nav__menu {
        display: block;
    }
    
    .nav__toggle {
        display: none;
    }
}

/* Mobile Navigation */
@media (max-width: 1023px) {
    .nav__menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-white);
        padding: var(--spacing-6);
        transform: translateX(100%);
        transition: transform var(--transition-slow);
    }
    
    .nav__menu.active {
        transform: translateX(0);
    }
    
    .nav__list {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-2);
    }
    
    .nav__link {
        padding: var(--spacing-4);
        font-size: var(--font-size-lg);
        border-radius: var(--radius-lg);
    }
    
    .nav__actions .btn span {
        display: none;
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(72px + var(--spacing-12));
    padding-bottom: var(--spacing-12);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero__shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero__shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.hero__shape--1 {
    width: 600px;
    height: 600px;
    background: rgba(99, 102, 241, 0.2);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.hero__shape--2 {
    width: 400px;
    height: 400px;
    background: rgba(236, 72, 153, 0.15);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.hero__shape--3 {
    width: 300px;
    height: 300px;
    background: rgba(139, 92, 246, 0.2);
    top: 50%;
    left: 50%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -30px) scale(1.05);
    }
    50% {
        transform: translate(-20px, 20px) scale(0.95);
    }
    75% {
        transform: translate(20px, 10px) scale(1.02);
    }
}

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

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    background: var(--color-white);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-6);
    animation: fadeInUp 0.6s ease forwards;
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.1);
    }
}

.hero__title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-6xl));
    font-weight: var(--font-weight-extrabold);
    line-height: var(--line-height-tight);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-6);
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.1s;
    opacity: 0;
}

.hero__title-accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__title-typed {
    display: block;
    color: var(--color-secondary);
    min-height: 1.2em;
}

.hero__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    max-width: 540px;
    margin-bottom: var(--spacing-8);
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.2s;
    opacity: 0;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-10);
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

.hero__stats {
    display: flex;
    gap: var(--spacing-8);
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.hero__stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.hero__media {
    position: relative;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

.hero__image-wrapper {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.hero__image {
    width: 100%;
    height: auto;
    display: block;
}

.hero__image-glow {
    position: absolute;
    inset: -50%;
    background: var(--gradient-primary);
    opacity: 0.1;
    filter: blur(100px);
    z-index: -1;
}

.hero__scroll {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero__scroll {
        display: flex;
    }
}

@media (max-width: 767px) {
    .hero {
        min-height: auto;
        padding-top: calc(72px + var(--spacing-8));
    }
    
    .hero__stats {
        justify-content: space-between;
    }
    
    .hero__scroll {
        display: none;
    }
}

/* ============================================
   Sections
   ============================================ */
.section {
    padding: var(--spacing-20) 0;
}

.section--alt {
    background: var(--color-gray-50);
}

.section__header {
    text-align: center;
    max-width: 700px;
    margin-inline: auto;
    margin-bottom: var(--spacing-16);
}

.section__badge {
    display: inline-block;
    padding: var(--spacing-1) var(--spacing-4);
    background: var(--color-primary-50);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-4);
}

.section__title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-4);
}

.section__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
}

/* ============================================
   Features Section
   ============================================ */
.features__grid {
    display: grid;
    gap: var(--spacing-6);
}

.feature-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-slow);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-card__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-6);
    color: var(--color-white);
}

.feature-card--cyan .feature-card__icon {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.3);
}

.feature-card--purple .feature-card__icon {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.feature-card--green .feature-card__icon {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
}

.feature-card--pink .feature-card__icon {
    background: linear-gradient(135deg, #ec4899, #db2777);
    box-shadow: 0 10px 30px rgba(236, 72, 153, 0.3);
}

.feature-card--orange .feature-card__icon {
    background: linear-gradient(135deg, #f97316, #ea580c);
    box-shadow: 0 10px 30px rgba(249, 115, 22, 0.3);
}

.feature-card--violet .feature-card__icon {
    background: linear-gradient(135deg, #a855f7, #9333ea);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.3);
}

.feature-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.feature-card__text {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

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

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

/* ============================================
   Steps Section
   ============================================ */
.steps__grid {
    display: grid;
    gap: var(--spacing-6);
}

.step-card {
    position: relative;
    text-align: center;
    padding: var(--spacing-8);
}

.step-card__number {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-gray-100);
    line-height: 1;
    margin-bottom: var(--spacing-4);
}

.step-card__icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-inline: auto;
    margin-bottom: var(--spacing-6);
    color: var(--color-white);
}

.step-card__icon--pink {
    background: linear-gradient(180deg, #fecdd3, #ec4899);
    box-shadow: 0 15px 30px rgba(236, 72, 153, 0.2);
}

.step-card__icon--blue {
    background: linear-gradient(180deg, #c7d2fe, #6366f1);
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.2);
}

.step-card__icon--green {
    background: linear-gradient(180deg, #a7f3d0, #10b981);
    box-shadow: 0 15px 30px rgba(16, 185, 129, 0.2);
}

.step-card__icon--orange {
    background: linear-gradient(180deg, #fed7aa, #f97316);
    box-shadow: 0 15px 30px rgba(249, 115, 22, 0.2);
}

.step-card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-2);
}

.step-card__title a {
    color: inherit;
    transition: color var(--transition-fast);
}

.step-card__title a:hover {
    color: var(--color-primary);
}

.step-card__text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

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

@media (min-width: 1024px) {
    .steps__grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .step-card:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 50%;
        right: -15%;
        width: 30%;
        height: 2px;
        background: linear-gradient(90deg, var(--color-gray-200), transparent);
    }
}

/* ============================================
   Capabilities Section
   ============================================ */
.capabilities__grid {
    display: grid;
    gap: var(--spacing-6);
}

.capability-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-slow);
}

.capability-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

.capability-card:hover .capability-card__icon img {
    transform: rotateY(360deg);
}

.capability-card__icon {
    margin-bottom: var(--spacing-6);
}

.capability-card__icon img {
    margin-inline: auto;
    transition: transform 0.6s ease;
}

.capability-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.capability-card__text {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: var(--line-height-relaxed);
}

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

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

/* ============================================
   CTA Section
   ============================================ */
.cta {
    padding: var(--spacing-16) 0;
}

.cta__card {
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-12) var(--spacing-8);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-8);
    position: relative;
    overflow: hidden;
}

.cta__card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta__content {
    position: relative;
    z-index: 1;
}

.cta__title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-4);
}

.cta__title .text-gradient {
    background: linear-gradient(90deg, #fef08a, #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta__text {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.8);
}

.cta__action {
    position: relative;
    z-index: 1;
}

@media (min-width: 1024px) {
    .cta__card {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
        padding: var(--spacing-12) var(--spacing-16);
    }
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer__top {
    display: grid;
    gap: var(--spacing-12);
    margin-bottom: var(--spacing-12);
}

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    display: inline-block;
    margin-bottom: var(--spacing-4);
}

.footer__logo img {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.footer__tagline {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: var(--line-height-relaxed);
}

.footer__nav {
    display: grid;
    gap: var(--spacing-8);
}

.footer__nav-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-4);
}

.footer__nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer__nav-list a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.footer__nav-list a:hover {
    color: var(--color-white);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    padding-top: var(--spacing-8);
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
}

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

.footer__copyright a {
    color: var(--color-primary-light);
}

.footer__links {
    font-size: var(--font-size-sm);
}

.footer__links a {
    color: var(--color-gray-400);
}

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

@media (min-width: 768px) {
    .footer__top {
        grid-template-columns: 1fr 2fr;
    }
    
    .footer__nav {
        grid-template-columns: repeat(2, 1fr);
        justify-items: end;
    }
    
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* ============================================
   Animations
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .feature-card,
    .step-card,
    .capability-card {
        opacity: 0;
        transform: translateY(30px);
        animation: fadeInUp 0.6s ease forwards;
    }
    
    .feature-card:nth-child(1) { animation-delay: 0.1s; }
    .feature-card:nth-child(2) { animation-delay: 0.2s; }
    .feature-card:nth-child(3) { animation-delay: 0.3s; }
    .feature-card:nth-child(4) { animation-delay: 0.4s; }
    .feature-card:nth-child(5) { animation-delay: 0.5s; }
    .feature-card:nth-child(6) { animation-delay: 0.6s; }
    
    .step-card:nth-child(1) { animation-delay: 0.1s; }
    .step-card:nth-child(2) { animation-delay: 0.2s; }
    .step-card:nth-child(3) { animation-delay: 0.3s; }
    .step-card:nth-child(4) { animation-delay: 0.4s; }
    
    .capability-card:nth-child(1) { animation-delay: 0.1s; }
    .capability-card:nth-child(2) { animation-delay: 0.2s; }
    .capability-card:nth-child(3) { animation-delay: 0.3s; }
    .capability-card:nth-child(4) { animation-delay: 0.4s; }
}

/* ============================================
   Scroll Animations (Intersection Observer)
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}