/* Color Theme */
:root {
    --color1: #FFFFFF;
    --color2: #002138;
    --color3: #6CB3A8;
    --color4: #B8E3DE;
    --color5: #9ECCC5;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--color2);
    background: var(--color1);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Sticky Header */
.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e5e7eb;
    z-index: 1000;
    padding: 12px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    display: flex;
    gap: 6px;
}

.logo-alta,
.logo-guide {
    color: var(--color3); /* #6CB3A8 - mint green */
}

.logo-ski {
    color: var(--color5); /* #9ECCC5 - lighter mint green */
}

.header-cta {
    display: flex;
    gap: 12px;
}

/* Download Buttons */
.btn-download {
    display: inline-block;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn-download:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.btn-download img {
    height: 40px;
    width: auto;
}

.btn-download.large img {
    height: 60px;
}

.btn-download.small img {
    height: 32px;
}

.btn-download-small {
    display: inline-block;
    padding: 8px 16px;
    background: var(--color3);
    color: var(--color1);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s ease;
}

.btn-download-small.android {
    background: var(--color2);
}

.btn-download-small:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: url('images/bg3.jpg');
    background-size: cover;
    background-position: center top 20%;
    background-attachment: fixed;
    color: var(--color1);
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 33, 56, 0.6);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.qr-codes {
    display: flex;
    gap: 30px;
}

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

.qr-code img {
    width: 150px;
    height: 150px;
    background: white;
    padding: 15px;
    border-radius: 20px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.qr-code img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.qr-code span {
    display: block;
    font-size: 14px;
    opacity: 0.8;
}

.phone-mockup {
    text-align: center;
}

.phone-mockup img {
    max-width: 300px;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

/* Features Section */
.features {
    padding: 80px 0;
    background: linear-gradient(rgba(248, 250, 252, 0.7), rgba(248, 250, 252, 0.7)), url('images/bg2.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.feature-card.pro {
    border: 2px solid var(--color3);
    position: relative;
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--color3);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon img {
    width: 32px;
    height: 32px;
}

.icon-placeholder {
    font-size: 32px;
    line-height: 1;
}

/* App Slider */
.app-slider {
    position: relative;
    max-width: 300px;
    margin: 0 auto;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
    border-radius: 20px;
}

.slide {
    display: none;
    width: 100%;
    height: 100%;
}

.slide.active {
    display: block;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.app-placeholder {
    background: var(--color4);
    border: 2px dashed var(--color3);
    border-radius: 20px;
    padding: 60px 20px;
    text-align: center;
    color: var(--color2);
    font-size: 18px;
    font-weight: 500;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-dots {
    text-align: center;
    margin-top: 20px;
}

.dot {
    height: 12px;
    width: 12px;
    margin: 0 5px;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    display: inline-block;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.dot.active,
.dot:hover {
    background-color: var(--color1);
}



.feature-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color2);
}

.pro-badge {
    background: var(--color3);
    color: var(--color1);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 8px;
}

.feature-card p {
    color: #6b7280;
    margin-bottom: 24px;
    font-size: 16px;
}

.feature-cta {
    display: flex;
    gap: 12px;
    justify-content: center;
}

/* Why Section */
.why-section {
    padding: 80px 0;
    background: white;
    text-align: center;
}

.why-section h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--color2);
    margin-bottom: 50px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.why-item {
    padding: 30px 20px;
}

.why-item h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--color2);
    margin-bottom: 16px;
}

.why-item p {
    color: #6b7280;
    font-size: 16px;
    line-height: 1.6;
}

/* Final CTA */
.final-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(0, 33, 56, 0.6) 0%, rgba(108, 179, 168, 0.4) 100%), url('images/bg1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--color1);
    text-align: center;
    position: relative;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 33, 56, 0.2);
    z-index: 1;
}

.final-cta .container {
    position: relative;
    z-index: 2;
}

.download-buttons.final.centered,
.download-buttons.primary.centered,
.download-buttons.centered {
    justify-content: center;
}

.final-cta h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.final-cta p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.qr-codes-final {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
}

/* Support Page Styles */
.support-content {
    padding: 120px 0 80px;
    background: #f8fafc;
}

.support-header {
    text-align: center;
    margin-bottom: 60px;
}

.support-header h1 {
    font-size: 48px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.support-header p {
    font-size: 20px;
    color: #6b7280;
    margin-bottom: 40px;
}

.faq-section {
    max-width: 800px;
    margin: 0 auto 60px;
}

.faq-item {
    background: white;
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.faq-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 12px;
}

.faq-item p {
    color: #4b5563;
    line-height: 1.6;
}

.faq-item a {
    color: #667eea;
    text-decoration: none;
}

.faq-item a:hover {
    text-decoration: underline;
}

.support-contact {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.support-contact h2 {
    font-size: 28px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
}

.support-contact p {
    color: #4b5563;
    margin-bottom: 12px;
}

.support-contact a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.support-contact a:hover {
    text-decoration: underline;
}

.response-time {
    font-size: 14px;
    color: #9ca3af;
    margin-bottom: 30px !important;
}

.download-reminder {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #e5e7eb;
}

.download-reminder p {
    margin-bottom: 20px;
}

/* Privacy Page Styles */
.privacy-content {
    padding: 120px 0 80px;
    background: #f8fafc;
}

.privacy-header {
    text-align: center;
    margin-bottom: 60px;
}

.privacy-header h1 {
    font-size: 48px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 8px;
}

.privacy-header p {
    color: #6b7280;
    margin-bottom: 40px;
}

.privacy-sections {
    max-width: 800px;
    margin: 0 auto 60px;
}

.privacy-section {
    background: white;
    padding: 40px;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.privacy-section h2 {
    font-size: 24px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 16px;
}

.privacy-section p {
    color: #4b5563;
    line-height: 1.6;
    margin-bottom: 16px;
}

.privacy-section ul {
    color: #4b5563;
    line-height: 1.6;
    padding-left: 20px;
}

.privacy-section li {
    margin-bottom: 8px;
}

.privacy-section a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.privacy-section a:hover {
    text-decoration: underline;
}

.privacy-footer {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.privacy-footer p {
    color: #1f2937;
    font-size: 18px;
    margin-bottom: 30px;
}

/* Footer */
.footer {
    background: var(--color2);
    color: var(--color1);
    padding: 40px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-download {
    display: flex;
    gap: 12px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #374151;
    color: #9ca3af;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .proof-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .qr-codes,
    .qr-codes-final {
        justify-content: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .header-cta {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
}