/* ==========================================
   CSS Reset & Base Styles
   ========================================== */

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

:root {
    /* Colors */
    --primary: #10b981;
    --primary-dark: #059669;
    --secondary: #06b6d4;
    --secondary-dark: #0891b2;
    --accent: #f59e0b;
    --accent-dark: #d97706;
    --warning: #ef4444;
    
    /* Neutrals */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Text Colors */
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-light: #ffffff;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.25rem;
    --spacing-2xl: 1.5rem;
    --spacing-3xl: 2rem;
    --spacing-4xl: 3rem;
    --spacing-5xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --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 ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: #ffffff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-3xl);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ==========================================
   Typography
   ========================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    h4 { font-size: 1.25rem; }
}

/* ==========================================
   Navigation Bar
   ========================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.logo-icon {
    font-size: 2rem;
}

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

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-fast);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--gray-100);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.lang-option {
    color: var(--text-secondary);
    transition: var(--transition-fast);
    cursor: pointer;
}

.lang-option.active {
    color: var(--primary);
    font-weight: 600;
}

.lang-divider {
    color: var(--gray-300);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-3xl) var(--spacing-lg);
        gap: var(--spacing-2xl);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--spacing-5xl)) 0 var(--spacing-5xl);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(16, 185, 129, 0.05) 0%,
        rgba(6, 182, 212, 0.05) 50%,
        rgba(245, 158, 11, 0.05) 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5xl);
    align-items: center;
}

.hero-text {
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-title {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.title-main {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.title-sub {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-3xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-4xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-3xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

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

.hero-stats {
    display: flex;
    gap: var(--spacing-4xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Phone Mockup */
.hero-image {
    display: flex;
    justify-content: center;
    animation: fadeInRight 0.8s ease-out 0.2s backwards;
}

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

.phone-mockup {
    position: relative;
    animation: floatPhone 3s infinite ease-in-out;
}

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

.phone-frame {
    width: 300px;
    height: 600px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-xl), 0 0 100px rgba(16, 185, 129, 0.2);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 28px;
    overflow: hidden;
}

.screen-content {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-3xl);
}

.app-preview {
    width: 100%;
}

.preview-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.preview-logo {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.preview-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.preview-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.preview-card {
    background: white;
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
    animation: cardPop 0.6s ease-out backwards;
}

.preview-card.card-1 { animation-delay: 0.3s; }
.preview-card.card-2 { animation-delay: 0.4s; }
.preview-card.card-3 { animation-delay: 0.5s; }
.preview-card.card-4 { animation-delay: 0.6s; }

@keyframes cardPop {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

.card-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.card-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .title-main {
        font-size: 2.5rem;
    }
    
    .title-sub {
        font-size: 1.25rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
    }
    
    .hero-stats {
        justify-content: center;
        gap: var(--spacing-2xl);
    }
    
    .phone-frame {
        width: 250px;
        height: 500px;
    }
}

/* ==========================================
   Section Headers
   ========================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-5xl);
}

.section-title {
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-full);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: var(--spacing-2xl) auto 0;
}

/* ==========================================
   Features Section
   ========================================== */

.features {
    padding: var(--spacing-5xl) 0;
    background: var(--gray-50);
}

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

.feature-card {
    background: white;
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
    color: white;
}

.feature-icon svg {
    width: 30px;
    height: 30px;
}

.gradient-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.gradient-secondary {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
}

.gradient-accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.8;
}

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

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   How It Works Section
   ========================================== */

.how-it-works {
    padding: var(--spacing-5xl) 0;
}

.steps {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-4xl);
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, 
        var(--primary) 0%, 
        var(--secondary) 50%, 
        var(--accent) 100%);
    z-index: 0;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    font-size: 2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.step-number::after {
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    opacity: 0.2;
    z-index: -1;
}

.step-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.step-description {
    color: var(--text-secondary);
    line-height: 1.8;
}

@media (max-width: 768px) {
    .steps {
        flex-direction: column;
        gap: var(--spacing-3xl);
    }
    
    .steps::before {
        top: 0;
        left: 40px;
        right: auto;
        bottom: 0;
        width: 2px;
        height: auto;
    }
    
    .step {
        display: flex;
        gap: var(--spacing-2xl);
        text-align: left;
    }
    
    .step-number {
        flex-shrink: 0;
        margin: 0;
    }
}

/* ==========================================
   About Section
   ========================================== */

.about {
    padding: var(--spacing-5xl) 0;
    background: linear-gradient(135deg, 
        rgba(16, 185, 129, 0.03) 0%,
        rgba(6, 182, 212, 0.03) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-5xl);
    align-items: center;
}

.about-text .section-title {
    text-align: left;
}

.about-text .section-title::after {
    left: 0;
    transform: none;
}

.about-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-4xl);
}

.about-values {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.value-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition-base);
}

.value-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.value-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.value-text h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.value-text p {
    color: var(--text-secondary);
}

.about-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-4xl);
    box-shadow: var(--shadow-xl);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '🦋';
    position: absolute;
    font-size: 15rem;
    opacity: 0.1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.card-content {
    position: relative;
    z-index: 1;
}

.motto h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.motto p {
    font-size: 1.125rem;
    opacity: 0.9;
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-text .section-title {
        text-align: center;
    }
    
    .about-text .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

/* ==========================================
   Download Section
   ========================================== */

.download {
    padding: var(--spacing-5xl) 0;
    background: var(--gray-50);
}

.download-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-5xl);
    align-items: center;
}

.download-text .section-title {
    text-align: left;
}

.download-text .section-title::after {
    left: 0;
    transform: none;
}

.download-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-4xl);
}

.download-buttons {
    display: flex;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-4xl);
}

.download-btn {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-2xl);
    background: var(--gray-900);
    color: white;
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

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

.download-btn.ios {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
}

.download-btn.android {
    background: linear-gradient(135deg, #3ddc84 0%, #2bb16f 100%);
}

.btn-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon svg {
    width: 32px;
    height: 32px;
}

.btn-text {
    text-align: left;
}

.btn-label {
    font-size: 0.75rem;
    opacity: 0.8;
    margin-bottom: 2px;
}

.btn-store {
    font-size: 1.125rem;
    font-weight: 600;
}

.download-info {
    display: flex;
    gap: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.info-item {
    flex: 1;
}

.info-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.info-value {
    color: var(--text-primary);
    font-weight: 600;
}

.download-qr {
    display: flex;
    justify-content: center;
}

.qr-container {
    text-align: center;
}

.qr-code {
    width: 200px;
    height: 200px;
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    margin-bottom: var(--spacing-lg);
}

.qr-code svg {
    width: 100%;
    height: 100%;
}

.qr-label {
    font-weight: 600;
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .download-content {
        grid-template-columns: 1fr;
    }
    
    .download-text .section-title {
        text-align: center;
    }
    
    .download-text .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .download-buttons {
        flex-direction: column;
    }
    
    .download-info {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
}

/* ==========================================
   Contact Section
   ========================================== */

.contact {
    padding: var(--spacing-5xl) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-5xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-2xl);
    padding: var(--spacing-3xl);
    background: linear-gradient(135deg, 
        rgba(16, 185, 129, 0.05) 0%,
        rgba(6, 182, 212, 0.05) 100%);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-text h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.contact-text p {
    color: var(--text-secondary);
}

.contact-form {
    background: var(--gray-50);
    padding: var(--spacing-4xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.form-group {
    position: relative;
    margin-bottom: var(--spacing-2xl);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-lg);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-fast);
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group label {
    position: absolute;
    left: var(--spacing-lg);
    top: var(--spacing-lg);
    color: var(--text-secondary);
    transition: var(--transition-fast);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    left: var(--spacing-sm);
    font-size: 0.75rem;
    background: white;
    padding: 0 var(--spacing-sm);
    color: var(--primary);
    font-weight: 600;
}

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

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   Footer
   ========================================== */

.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-5xl) 0 var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-4xl);
    margin-bottom: var(--spacing-4xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-lg);
}

.footer-tagline {
    color: var(--gray-400);
    margin-bottom: var(--spacing-2xl);
}

.social-links {
    display: flex;
    gap: var(--spacing-lg);
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.social-links svg {
    width: 20px;
    height: 20px;
}

.footer-section h4 {
    color: white;
    font-size: 1.125rem;
    margin-bottom: var(--spacing-2xl);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-lg);
}

.footer-section ul li a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--gray-800);
    color: var(--gray-500);
}

.company-info {
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-3xl);
    background: var(--gray-800);
    border-radius: var(--radius-lg);
}

.company-info p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.company-info p:last-child {
    margin-bottom: 0;
}

.company-info strong {
    color: white;
    font-size: 1.125rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-3xl);
    }
}

/* ==========================================
   Back to Top Button
   ========================================== */

.back-to-top {
    position: fixed;
    bottom: var(--spacing-3xl);
    right: var(--spacing-3xl);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* ==========================================
   Animations
   ========================================== */

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* ==========================================
   Company Page Styles
   ========================================== */

.company-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--spacing-5xl)) 0 var(--spacing-5xl);
    overflow: hidden;
    background: linear-gradient(135deg, 
        rgba(16, 185, 129, 0.03) 0%,
        rgba(6, 182, 212, 0.03) 50%,
        rgba(245, 158, 11, 0.03) 100%);
}

.company-hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out;
}

.company-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-2xl);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-3xl);
    letter-spacing: 1px;
    box-shadow: var(--shadow-md);
}

.company-hero-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: var(--spacing-2xl);
    line-height: 1.1;
}

.title-line-1,
.title-line-2 {
    display: block;
}

.title-line-1 {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-line-2 {
    color: var(--text-primary);
}

.company-hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-4xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.company-hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    margin-bottom: var(--spacing-5xl);
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-5xl);
}

.company-stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.company-stat-item .stat-icon {
    font-size: 2.5rem;
}

.company-stat-item .stat-info {
    text-align: center;
}

.company-stat-item .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.company-stat-item .stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Company About Section */
.company-about {
    padding: var(--spacing-5xl) 0;
    background: white;
}

.company-about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-3xl);
}

.about-content-box {
    padding: var(--spacing-4xl);
    background: linear-gradient(135deg, 
        rgba(16, 185, 129, 0.03) 0%,
        rgba(6, 182, 212, 0.03) 100%);
    border-radius: var(--radius-xl);
    border: 2px solid transparent;
    transition: var(--transition-base);
}

.about-content-box:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.about-content-box .about-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.about-content-box h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.about-content-box p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Products Section */
.products-section {
    padding: var(--spacing-5xl) 0;
    background: var(--gray-50);
}

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

.product-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-4xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card.featured {
    border: 3px solid var(--primary);
    box-shadow: var(--shadow-xl);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.product-badge {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.product-card.featured .product-badge {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

.product-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
}

.product-name {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.product-subtitle {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.product-tagline {
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 600;
    font-style: italic;
    margin-bottom: var(--spacing-lg);
}

.product-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-2xl);
    flex-grow: 1;
}

.product-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-2xl);
    background: var(--gray-50);
    border-radius: var(--radius-md);
}

.product-feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.feature-icon {
    font-size: 1.25rem;
}

.product-stats {
    display: flex;
    justify-content: space-around;
    padding: var(--spacing-2xl) 0;
    margin-bottom: var(--spacing-2xl);
    border-top: 2px solid var(--gray-100);
    border-bottom: 2px solid var(--gray-100);
}

.product-stat {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.product-stat strong {
    font-size: 1.5rem;
    color: var(--primary);
}

.product-stat span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-actions {
    display: flex;
    gap: var(--spacing-lg);
}

.product-actions .btn {
    flex: 1;
    text-align: center;
}

.product-card.coming-soon {
    opacity: 0.8;
}

.coming-soon-label {
    margin-top: auto;
    padding: var(--spacing-lg);
    background: var(--gray-100);
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Vision Section */
.vision-section {
    padding: var(--spacing-5xl) 0;
    background: white;
}

.vision-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-5xl);
    align-items: center;
}

.vision-text .section-title {
    text-align: left;
    margin-bottom: var(--spacing-2xl);
}

.vision-text .section-title::after {
    left: 0;
    transform: none;
}

.vision-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-4xl);
}

.tech-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.tech-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.tech-item:hover {
    background: white;
    box-shadow: var(--shadow-md);
    transform: translateX(10px);
}

.tech-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.tech-content h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.tech-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.vision-visual {
    display: flex;
    justify-content: center;
}

.vision-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: var(--spacing-5xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.vision-card::before {
    content: '🌟';
    position: absolute;
    font-size: 20rem;
    opacity: 0.1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.vision-stat-large {
    position: relative;
    z-index: 1;
    margin-bottom: var(--spacing-3xl);
}

.stat-number-large {
    font-size: 5rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: var(--spacing-lg);
}

.stat-label-large {
    font-size: 1.25rem;
    opacity: 0.9;
}

.vision-quote {
    position: relative;
    z-index: 1;
    font-size: 1.5rem;
    font-weight: 600;
    font-style: italic;
}

/* Responsive - Company Page */
@media (max-width: 1024px) {
    .company-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .vision-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .company-hero-title {
        font-size: 2.5rem;
    }
    
    .company-hero-description {
        font-size: 1rem;
    }
    
    .company-hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .company-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .company-about-grid {
        grid-template-columns: 1fr;
    }
    
    .product-features {
        grid-template-columns: 1fr;
    }
    
    .vision-text .section-title {
        text-align: center;
    }
    
    .vision-text .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

/* ==========================================
   Utility Classes
   ========================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: var(--spacing-lg); }
.mb-2 { margin-bottom: var(--spacing-2xl); }
.mb-3 { margin-bottom: var(--spacing-3xl); }
.mb-4 { margin-bottom: var(--spacing-4xl); }

.mt-1 { margin-top: var(--spacing-lg); }
.mt-2 { margin-top: var(--spacing-2xl); }
.mt-3 { margin-top: var(--spacing-3xl); }
.mt-4 { margin-top: var(--spacing-4xl); }