/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    /* Colors */
    --color-primary: #FF6B35;
    --color-primary-dark: #E55A2B;
    --color-primary-light: #FF8A5C;
    --color-secondary: #F7931E;
    
    --color-dark-bg: #0A1628;
    --color-dark-card: #0F1E36;
    --color-dark-border: #1A2E4A;
    
    --color-light-bg: #F5F7FA;
    --color-white: #FFFFFF;
    --color-gray-100: #F0F2F5;
    --color-gray-200: #E4E7EC;
    --color-gray-300: #D0D5DD;
    --color-gray-500: #667085;
    --color-gray-700: #344054;
    --color-gray-900: #101828;
    
    --color-status-green: #12B76A;
    --color-status-yellow: #F79009;
    
    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --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;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 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-glow: 0 0 40px rgba(255, 107, 53, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-900);
    background-color: var(--color-dark-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

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

input, textarea {
    font-family: inherit;
    font-size: inherit;
}

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

/* ========================================
   Typography
   ======================================== */
.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-gray-900);
}

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

.section-title--light {
    color: var(--color-white);
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(255, 107, 53, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

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

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

.btn-full {
    width: 100%;
}

/* ========================================
   Header
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-md) 0;
    background: rgba(10, 22, 40, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

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

.nav-list {
    display: flex;
    gap: var(--space-xl);
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

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

.nav-link--highlight {
    color: var(--color-primary);
}

.nav-link--highlight:hover {
    color: var(--color-primary-light);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    padding: calc(80px + var(--space-3xl)) 0 var(--space-3xl);
    background: linear-gradient(135deg, var(--color-dark-bg) 0%, #0F1E36 100%);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    min-height: calc(100vh - 200px);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.hero-title-line {
    display: block;
}

.hero-title-accent {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

/* Hero Image */
.hero-image {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-motor-img {
    max-width: 115%;
    height: auto;
    max-height: 520px;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
    animation: float 4s ease-in-out infinite;
}

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

/* Logo */
.logo-img {
    height: 32px;
    width: auto;
}

/* ========================================
   Features Section
   ======================================== */
.features {
    padding: var(--space-3xl) 0;
    background: linear-gradient(180deg, #0F1E36 0%, var(--color-dark-bg) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.feature-card {
    padding: var(--space-xl);
    border-left: 3px solid var(--color-primary);
}

.feature-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.feature-desc {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ========================================
   Pain Section
   ======================================== */
.pain-section {
    padding: var(--space-4xl) 0;
    background: var(--color-light-bg);
}

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

.pain-content .section-title {
    margin-bottom: var(--space-lg);
}

.pain-desc {
    font-size: 1.0625rem;
    color: var(--color-gray-500);
    line-height: 1.7;
}

.pain-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.info-card {
    padding: var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.info-card--dark {
    background: var(--color-dark-card);
}

.info-card--dark .info-card-title,
.info-card--dark .info-list li {
    color: var(--color-white);
}

.info-card--dark .info-list li::before {
    background: var(--color-primary);
}

.info-card-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.info-list li {
    position: relative;
    padding-left: var(--space-lg);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

.info-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 6px;
    height: 6px;
    background: var(--color-gray-300);
    border-radius: 50%;
}

/* ========================================
   Section Divider
   ======================================== */
.section-divider {
    padding: var(--space-3xl) 0;
    background: var(--color-light-bg);
}

.section-divider .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
}

.divider-line {
    flex: 1;
    max-width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.divider-text {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary);
    padding: var(--space-sm) var(--space-lg);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
}

/* ========================================
   How It Works Section
   ======================================== */
.how-it-works {
    padding: var(--space-4xl) 0;
    background: var(--color-light-bg);
}

.how-it-works .section-title {
    margin-bottom: var(--space-3xl);
}

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

.step-card {
    position: relative;
    padding: var(--space-2xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.step-number {
    display: block;
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.3;
    margin-bottom: var(--space-md);
}

.step-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--space-sm);
}

.step-desc {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
}

.steps-cta {
    display: flex;
    justify-content: center;
    margin-top: var(--space-2xl);
}

/* ========================================
   Products Section
   ======================================== */
.products {
    padding: var(--space-4xl) 0;
    background: var(--color-dark-bg);
}

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

.product-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    padding: var(--space-2xl);
    margin-bottom: var(--space-3xl);
    background: var(--color-dark-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-dark-border);
}

.product-card--reverse {
    direction: rtl;
}

.product-card--reverse > * {
    direction: ltr;
}

.product-visual,
.product-images {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    min-height: 280px;
    flex-wrap: wrap;
}

.product-img {
    max-width: 200px;
    height: auto;
    max-height: 220px;
    object-fit: contain;
    background: linear-gradient(145deg, #ffffff 0%, #f0f2f5 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-img:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.15),
        0 0 30px rgba(255, 107, 53, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.product-specs {
    width: 100%;
    margin-bottom: var(--space-xl);
    border-collapse: collapse;
}

.product-specs td {
    padding: var(--space-sm) 0;
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    border-bottom: 1px solid var(--color-dark-border);
}

.product-specs td:first-child {
    color: rgba(255, 255, 255, 0.5);
    padding-right: var(--space-lg);
}

.status-production {
    color: var(--color-status-green) !important;
}

.status-prototype {
    color: var(--color-status-yellow) !important;
}

/* ========================================
   Solution Section
   ======================================== */
.solution {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, #0F1E36 0%, var(--color-dark-bg) 100%);
}

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

.solution-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.pcb-img {
    max-width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    border-radius: var(--radius-lg);
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.4));
}

.solution-content .section-title {
    color: var(--color-white);
    margin-bottom: var(--space-xl);
}

.solution-subtitle {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.solution-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--space-xl);
}

.power-specs {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.power-spec {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.8);
}

.power-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.power-dot--orange {
    background: var(--color-primary);
}

.power-dot--blue {
    background: #4A9EFF;
}

.value-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.value-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.value-list li {
    position: relative;
    padding-left: var(--space-lg);
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
}

.value-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 600;
}

/* ========================================
   Applications Section
   ======================================== */
.applications {
    padding: var(--space-4xl) 0;
    background: var(--color-light-bg);
}

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

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

.app-card {
    text-align: center;
    padding: var(--space-2xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.app-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(247, 147, 30, 0.1));
    border-radius: 50%;
    color: var(--color-primary);
}

.app-icon svg {
    width: 40px;
    height: 40px;
}

.app-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--space-sm);
}

.app-desc {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

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

.contact .section-title {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.contact-subtitle {
    text-align: center;
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--space-2xl);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

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

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

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--color-dark-card);
    border: 1px solid var(--color-dark-border);
    border-radius: var(--radius-md);
    color: var(--color-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
}

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

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: var(--space-2xl) 0;
    background: #060D18;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.footer-nav {
    display: flex;
    gap: var(--space-xl);
}

.footer-nav a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

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

.footer-company {
    text-align: center;
    padding: var(--space-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin: var(--space-sm) 0;
}

.company-name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-xs);
}

.company-address {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-copy {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ========================================
   Modal
   ======================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 480px;
    padding: var(--space-2xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-gray-500);
    background: var(--color-gray-100);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-sm);
}

.modal-subtitle {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-xl);
}

.modal-form .form-group label {
    color: var(--color-gray-700);
}

.modal-form .form-group input,
.modal-form .form-group textarea {
    background: var(--color-white);
    border-color: var(--color-gray-200);
    color: var(--color-gray-900);
}

.modal-form .form-group input::placeholder,
.modal-form .form-group textarea::placeholder {
    color: var(--color-gray-300);
}

.modal-form .form-group input:focus,
.modal-form .form-group textarea:focus {
    border-color: var(--color-primary);
}

/* ========================================
   Toast Notification
   ======================================== */
.toast {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    padding: var(--space-md) var(--space-xl);
    background: var(--color-gray-900);
    color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-base);
    z-index: 1001;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    background: var(--color-status-green);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-motor-img {
        max-height: 300px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pain-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .product-card {
        grid-template-columns: 1fr;
    }
    
    .product-card--reverse {
        direction: ltr;
    }
    
    .product-images {
        flex-wrap: wrap;
    }
    
    .solution-grid {
        grid-template-columns: 1fr;
    }
    
    .solution-image {
        order: -1;
    }
    
    .apps-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--color-dark-bg);
        padding: var(--space-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero {
        min-height: auto;
        padding-top: 100px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
}

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

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }