/* =====================================================
   Nectar Smart Garden - Main Stylesheet
   Brand Colors: Green #8DC63F, Dark #2D2D2D, White #FFFFFF
   ===================================================== */

/* CSS Variables */
:root {
    --color-primary: #8DC63F;
    --color-primary-dark: #6BA32C;
    --color-primary-light: #A8D65A;
    --color-secondary: #4A90A4;
    --color-dark: #2D2D2D;
    --color-dark-light: #4A4A4A;
    --color-gray: #6B6B6B;
    --color-gray-light: #9B9B9B;
    --color-light: #F5F5F5;
    --color-white: #FFFFFF;
    --color-purple: #7B4397;

    --font-primary: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --border-radius: 8px;
    --border-radius-lg: 16px;
    --transition: all 0.3s ease;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
}

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

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

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-dark);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-gray);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(141, 198, 63, 0.4);
}

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

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

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

/* Section Styling */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.section-header p {
    font-size: 1.1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-dark);
    letter-spacing: 0.05em;
}

.logo-asterisk {
    color: var(--color-primary);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-menu a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-dark);
}

.nav-menu a:hover {
    color: var(--color-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-light) 0%, rgba(141, 198, 63, 0.1) 100%);
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hero-text h1 {
    margin-bottom: var(--spacing-md);
}

.hero-text .highlight {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gray-light);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-indicator {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.5); opacity: 0.5; }
}

/* Features Section */
.features-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

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

.feature-card {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    background-color: var(--color-white);
    border: 1px solid var(--color-light);
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow);
    transform: translateY(-5px);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
}

.feature-card p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Benefits Section */
.benefits-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-primary);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.benefit-item {
    text-align: center;
    padding: var(--spacing-md);
}

.benefit-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.3);
    margin-bottom: var(--spacing-xs);
}

.benefit-item h3 {
    color: var(--color-white);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.benefit-item p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Technology Section */
.technology-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light);
}

.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.tech-image {
    position: relative;
}

.tech-image img {
    width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.tech-badge {
    position: absolute;
    bottom: -20px;
    right: 20px;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.tech-badge span {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.tech-badge small {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.8;
}

.tech-text h2 {
    margin-bottom: var(--spacing-sm);
}

.tech-text > p {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.tech-features {
    display: grid;
    gap: var(--spacing-sm);
}

.tech-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tech-feature svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.tech-feature span {
    font-weight: 500;
    color: var(--color-dark);
}

/* App Section */
.app-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, #1a1a1a 100%);
}

.app-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.app-text {
    color: var(--color-white);
}

.app-text .section-label {
    color: var(--color-primary-light);
}

.app-text h2 {
    color: var(--color-white);
}

.app-text > p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-md);
}

.app-features {
    margin-bottom: var(--spacing-md);
}

.app-features li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.app-features li strong {
    display: block;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.app-features li span {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.app-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.control-mode {
    padding: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.mode-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.control-mode p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
}

/* Phone Mockup */
.app-mockup {
    display: flex;
    justify-content: center;
}

.phone-frame {
    width: 280px;
    padding: 12px;
    background: linear-gradient(145deg, #3a3a3a 0%, #1a1a1a 100%);
    border-radius: 36px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.phone-screen {
    background-color: var(--color-white);
    border-radius: 24px;
    overflow: hidden;
}

.app-ui {
    padding: var(--spacing-sm);
}

.app-header {
    text-align: center;
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--color-light);
    margin-bottom: var(--spacing-sm);
}

.garden-name {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-dark);
}

.plant-type {
    font-size: 0.85rem;
    color: var(--color-primary);
}

.harvest-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: linear-gradient(135deg, rgba(141, 198, 63, 0.1) 0%, rgba(141, 198, 63, 0.2) 100%);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
}

.harvest-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.harvest-days {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-dark);
}

.sensor-readings {
    display: grid;
    gap: var(--spacing-xs);
}

.reading {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs);
    background-color: var(--color-light);
    border-radius: var(--border-radius);
}

.reading-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-dark);
}

.reading-label {
    font-size: 0.7rem;
    color: var(--color-gray);
    text-transform: uppercase;
}

.reading-toggle {
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 4px;
}

/* Gallery Section */
.gallery-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 200px);
    gap: var(--spacing-sm);
}

.gallery-item {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background-color: var(--color-light);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text h2 {
    margin-bottom: var(--spacing-sm);
}

.about-text > p {
    margin-bottom: var(--spacing-md);
}

.company-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    max-width: fit-content;
}

.badge-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary);
}

.badge-icon svg {
    width: 100%;
    height: 100%;
}

.badge-name {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary);
}

.badge-tagline {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray);
}

.about-image {
    position: relative;
}

.image-frame {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-lg);
}

.image-frame img {
    max-width: 300px;
    margin: 0 auto;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.2));
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    text-align: center;
}

.cta-content h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

.cta-content > p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.cta-form {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: 0 auto var(--spacing-sm);
}

.email-input {
    flex: 1;
    padding: 1rem 1.5rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    border: none;
    border-radius: var(--border-radius);
    background-color: var(--color-white);
}

.email-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.cta-section .btn-primary {
    background-color: var(--color-dark);
}

.cta-section .btn-primary:hover {
    background-color: #1a1a1a;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.cta-note {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Product Specs Section */
.specs-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.specs-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

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

.specs-image img {
    max-width: 400px;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

.specs-text h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.specs-intro {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.specs-list {
    display: grid;
    gap: var(--spacing-sm);
}

.spec-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--color-light);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.spec-item:hover {
    background-color: rgba(141, 198, 63, 0.1);
    transform: translateX(5px);
}

.spec-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    border-radius: var(--border-radius);
    flex-shrink: 0;
}

.spec-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-white);
}

.spec-details {
    display: flex;
    flex-direction: column;
}

.spec-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
}

.spec-value {
    font-size: 0.9rem;
    color: var(--color-gray);
}

/* Prototype Progression Section */
.progression-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light);
}

.progression-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.progression-item {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.progression-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.progression-item.featured {
    border: 2px solid var(--color-primary);
}

.progression-item.featured .progression-label {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.progression-image {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.progression-image img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
}

.progression-label {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    background-color: var(--color-dark);
    color: var(--color-white);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-xs);
}

.progression-desc {
    font-size: 0.85rem;
    color: var(--color-gray);
    margin-bottom: 0;
}

.progression-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.progression-arrow svg {
    width: 32px;
    height: 32px;
}

/* Footer */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-sm);
}

.footer-brand .logo-text {
    color: var(--color-white);
}

.footer-brand > p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.footer-column h4 {
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.footer-column ul li {
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-column a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-legal {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.legal-links {
    display: flex;
    gap: var(--spacing-sm);
}

.legal-links a {
    color: rgba(255, 255, 255, 0.5);
}

.legal-links a:hover {
    color: var(--color-primary);
}

.footer-website {
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }

    .gallery-item.large {
        grid-column: span 2;
        grid-row: span 1;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--color-white);
        padding: var(--spacing-md);
        box-shadow: var(--shadow);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-subtitle {
        margin: 0 auto var(--spacing-md);
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-background {
        width: 100%;
        height: 50%;
    }

    .specs-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .specs-image {
        margin-bottom: var(--spacing-md);
    }

    .progression-timeline {
        flex-direction: column;
    }

    .progression-arrow {
        transform: rotate(90deg);
    }

    .progression-item {
        max-width: 100%;
    }

    .tech-content,
    .app-content,
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .tech-image {
        margin-bottom: var(--spacing-lg);
    }

    .tech-features {
        max-width: 400px;
        margin: 0 auto;
    }

    .tech-feature {
        justify-content: center;
    }

    .app-mockup {
        order: -1;
        margin-bottom: var(--spacing-md);
    }

    .app-controls {
        max-width: 400px;
        margin: 0 auto;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .footer-legal {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    .features-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item.large {
        grid-column: span 1;
    }

    .cta-form {
        flex-direction: column;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

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