/* ========================================
   Welcome Page Styles
   ======================================== */

/* CSS Variables */
:root {
    --primary-color: #2ECC71;
    --primary-dark: #27AE60;
    --primary-light: #58D68D;
    --dark-color: #1a1a2e;
    --gradient-start: #1a1a2e;
    --gradient-mid: #16213e;
    --gradient-end: #0f3460;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-mid) 50%, var(--gradient-end) 100%);
    min-height: 100vh;
    color: white;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: background 0.3s;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
}

.navbar-brand i {
    color: var(--primary-color);
    margin-right: 10px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    transition: color 0.2s;
    padding: 0.5rem 1rem !important;
}

.nav-link:hover {
    color: white !important;
}

.btn-login {
    background: transparent;
    border: 2px solid white;
    color: white;
    padding: 8px 24px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s;
}

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

.btn-signup {
    background: var(--primary-color);
    border: 2px solid var(--primary-color);
    color: white;
    padding: 8px 24px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-signup:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: white;
    transform: translateY(-2px);
}

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

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

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero h1 span {
    color: var(--primary-color);
}

.hero p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-hero-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 15px 35px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s;
}

.btn-hero-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(46, 204, 113, 0.4);
    color: white;
}

.btn-hero-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 15px 35px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s;
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.hero-image {
    position: relative;
    z-index: 1;
}

.hero-plane {
    font-size: 20rem;
    color: rgba(46, 204, 113, 0.1);
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%) rotate(-15deg);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(-50%) rotate(-15deg); }
    50% { transform: translateY(-55%) rotate(-15deg); }
}

.stats-row {
    display: flex;
    gap: 40px;
    margin-top: 50px;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: rgba(0, 0, 0, 0.2);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.1rem;
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.1);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.feature-card p {
    opacity: 0.8;
    font-size: 0.95rem;
}

/* How It Works */
.how-it-works {
    padding: 100px 0;
}

.step-card {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.step-card p {
    opacity: 0.8;
    font-size: 0.95rem;
}

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

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.btn-cta {
    background: white;
    color: var(--primary-dark);
    padding: 15px 40px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    color: var(--primary-dark);
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.3);
    padding: 60px 0 30px;
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-brand i {
    color: var(--primary-color);
}

.footer-text {
    opacity: 0.7;
    font-size: 0.95rem;
}

.footer-links h5 {
    font-weight: 600;
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 40px;
    padding-top: 30px;
    text-align: center;
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Install PWA Button */
.install-pwa {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    padding: 15px 25px;
    border-radius: 30px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(46, 204, 113, 0.4);
    z-index: 1000;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 10px 30px rgba(46, 204, 113, 0.4); }
    50% { box-shadow: 0 10px 40px rgba(46, 204, 113, 0.6); }
}

/* Responsive */
@media (max-width: 991px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-plane {
        display: none;
    }

    .stats-row {
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .stats-row {
        flex-direction: column;
        gap: 20px;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }
}