@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    /* Color Palette */
    --primary: #296B7E;
    /* Deep Teal from Youdemus */
    --primary-dark: #1a4552;
    --accent: #B0E096;
    /* Lime Green from Youdemus */
    --bg-white: #ffffff;
    --bg-light: #F4F6F6;
    --text-main: #303030;
    --text-muted: #666666;
    --white: #ffffff;

    /* Layout & Spacing */
    --section-padding: 100px 5%;
    --container-max-width: 1400px;
    --border-radius: 12px;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: clamp(3rem, 10vw, 6rem);
}

h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h3 {
    font-size: 1.75rem;
}

p {
    font-size: 1.125rem;
    color: var(--text-muted);
}

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

ul {
    list-style: none;
}

/* Common Components */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    width: 100%;
}

.section {
    padding: var(--section-padding);
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    gap: 0.5rem;
    border: none;
}

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

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

.btn-accent {
    background-color: var(--accent);
    color: var(--text-main);
}

.btn-accent:hover {
    background-color: #9cd67f;
    transform: translateY(-2px);
}

.btn::after {
    content: ' →';
    transition: var(--transition);
    opacity: 0;
    transform: translateX(-10px);
}

.btn:hover::after {
    opacity: 1;
    transform: translateX(0);
}

/* Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 5%;
    transition: var(--transition);
}

header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 5%;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -1px;
    display: flex;
    align-items: center;
    color: var(--text-main);
}

.logo span {
    color: var(--primary);
    margin-left: 2px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

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

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

/* Background Clip Text Mask (for Hero) */
.text-mask {
    background: url('assets/images/custom-mountain-bg.jpg') center/cover;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-transform: uppercase;
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.2);
    filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.3));
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, rgba(26, 58, 65, 0.3) 0%, rgba(15, 23, 42, 0.4) 100%),
        url('assets/images/custom-mountain-bg.jpg') center/cover no-repeat;
    color: var(--white);
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
    pointer-events: none;
}


/* Stats Section */
.stats-section {
    background-color: var(--primary);
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item h2 {
    font-size: 5rem;
    margin-bottom: 0.5rem;
    -webkit-text-stroke: 1px var(--white);
    color: transparent;
}

.stat-item p {
    color: var(--white);
    font-weight: 500;
}

/* Services Section */
.services-section {
    background-color: var(--bg-light);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
    background-color: var(--primary);
    color: var(--white);
}

.service-card:hover .service-icon {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--accent);
}

.service-card:hover p,
.service-card:hover li {
    color: rgba(255, 255, 255, 0.8);
}

.service-card:hover li::before {
    color: var(--accent);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    font-size: 1.5rem;
    color: var(--primary);
}

.service-card h3 {
    margin-bottom: 1rem;
}

.service-card ul {
    margin-top: 1.5rem;
}

.service-card li {
    padding: 0.5rem 0;
    font-size: 1rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
}

.service-card li::before {
    content: '→';
    margin-right: 0.75rem;
    color: var(--primary);
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.portfolio-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 16/10;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background-color: #0f172a;
    transition: var(--transition);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(15, 23, 42, 1) 0%, rgba(15, 23, 42, 0.7) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    opacity: 0;
    transition: var(--transition);
    color: var(--white);
    padding: 2.5rem 2rem;
    text-align: left;
    backdrop-filter: blur(5px);
}

.portfolio-overlay h3 {
    margin-bottom: 0.5rem;
    transform: translateY(20px);
    transition: var(--transition);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.portfolio-overlay p {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    transform: translateY(20px);
    transition: var(--transition);
    transition-delay: 0.05s;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.portfolio-overlay .btn {
    transform: translateY(20px);
    transition: var(--transition);
    transition-delay: 0.2s;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-overlay h3,
.portfolio-item:hover .portfolio-overlay p,
.portfolio-item:hover .portfolio-overlay .btn {
    transform: translateY(0);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

/* Footer Section */
footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 80px 5% 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand .logo {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    display: block;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    max-width: 300px;
}

.footer-column h4 {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--accent);
}

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .section {
        padding: 60px 5%;
    }
}

/* Lucide Icons Refinement */
.service-icon i,
.value-icon i {
    width: 32px;
    height: 32px;
    stroke-width: 1.5px;
}