/* 
  LAKEVIEW POOL CONSTRUCTION - PREMIUM DESIGN SYSTEM
  Modern, Glassmorphic, and Mobile-Optimized
*/

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;800&family=Inter:wght@300;400;600&display=swap');

:root {
    /* Color Palette */
    --primary: #004080;
    --secondary: #0066cc;
    --accent: #00d4ff;
    --dark: #050a14;
    --light: #f8fafc;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.7);
    
    /* Layout Tokens */
    --section-padding: 100px 5%;
    --section-padding-mobile: 60px 5%;
    --border-radius: 20px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background: var(--dark);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

/* Typography Helpers */
.gradient-text {
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Base Components */
.btn {
    display: inline-block;
    padding: 18px 36px;
    border-radius: 50px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.5);
}

.btn-glass {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: white;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

nav.scrolled {
    padding: 15px 5%;
    background: rgba(5, 10, 20, 0.85);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
}

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

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent);
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    line-height: 1;
}

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

nav .nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

nav .nav-links a:hover, nav .nav-links a.active {
    color: var(--accent);
}

/* Section Header */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-header span {
    display: block;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.8rem;
    margin-bottom: 10px;
}

.section-header h2 {
    font-size: 2.5rem;
}

/* Layout Utilities */
section {
    padding: var(--section-padding);
}

/* Hero Base */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 0 5%;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, var(--dark), rgba(5, 10, 20, 0.4), transparent);
    z-index: 1;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    margin-bottom: 20px;
    line-height: 1;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Glass Card */
.glass-card {
    background: var(--glass);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 40px;
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

/* Footer Section */
footer {
    background: #03070d;
    padding: 80px 5% 40px;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 60px;
    margin-bottom: 60px;
}

.footer-info p {
    color: var(--text-muted);
    margin: 20px 0;
}

.footer-links h4 {
    margin-bottom: 25px;
    font-size: 1.1rem;
}

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

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Responsiveness */
@media (max-width: 991px) {
    :root {
        --section-padding: 80px 5%;
    }
    
    .nav-links {
        display: none; /* Desktop links hidden on mobile */
    }
    
    body {
        padding-bottom: 80px; /* Space for bottom nav */
    }
}

@media (max-width: 768px) {
    .section-header h2 {
        font-size: 2rem;
    }
    
    .hero h1 {
        font-size: 3rem;
    }

    .hero p {
        font-size: 1rem;
    }
    
    section {
        padding: var(--section-padding-mobile);
    }
}

/* Mobile Bottom Navigation Bar */
.mobile-nav-bottom {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 5%;
    right: 5%;
    height: 70px;
    background: rgba(5, 10, 20, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 40px;
    z-index: 2000;
    justify-content: space-around;
    align-items: center;
    padding: 0 10px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

@media (max-width: 991px) {
    .mobile-nav-bottom {
        display: flex;
    }
}

.mobile-nav-item {
    text-decoration: none;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: var(--transition);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mobile-nav-item i {
    font-size: 1.4rem;
}

.mobile-nav-item.active {
    color: var(--accent);
    transform: translateY(-5px);
}

.mobile-nav-item.active i {
    color: var(--accent);
    text-shadow: 0 0 15px rgba(0, 212, 255, 0.5);
}

/* Hide old Mobile Toggle */
.mobile-toggle {
    display: none !important;
}