/* ===========================================
   BTF4E - Dan Bonomo Landing Page [MOUNTAIN TECH]
   Rugged peaks meet cutting-edge innovation
   =========================================== */

/* CSS Variables */
:root {
    /* Mountain Color Palette */
    --color-peak: #1e3a5f;
    --color-sky: #4a7ba7;
    --color-stone: #6b7280;
    --color-earth: #8b7355;
    --color-summit: #f4f4f5;
    --color-trail: #d97706;
    --color-forest: #15803d;

    --color-bg: #fafafa;
    --color-bg-alt: #ffffff;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-border: #d1d5db;

    /* Typography */
    --font-display: 'Bebas Neue', sans-serif;
    --font-heading: 'Barlow', sans-serif;
    --font-mono: 'Roboto Mono', monospace;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;
    --space-3xl: 8rem;

    --max-width: 1200px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-heading);
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
    line-height: 1.1;
    font-weight: 800;
    font-family: var(--font-display);
    letter-spacing: 0.02em;
}

h1 {
    font-size: clamp(3rem, 10vw, 7rem);
}

h2 {
    font-size: clamp(2.5rem, 6vw, 4rem);
}

h3 {
    font-size: 1.75rem;
    font-family: var(--font-heading);
    font-weight: 700;
}

strong {
    font-weight: 700;
    color: var(--color-peak);
}

/* Layout */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

section {
    padding: var(--space-3xl) 0;
    position: relative;
}

/* Section Headers */
.section-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--color-trail);
    padding: var(--space-xs) var(--space-md);
    background: rgba(217, 119, 6, 0.1);
    border: 2px solid var(--color-trail);
    margin-bottom: var(--space-md);
}

.section-title {
    margin-bottom: var(--space-md);
    color: var(--color-peak);
}

.section-intro {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 700px;
    margin-bottom: var(--space-2xl);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-peak);
    color: white;
    clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.btn-primary:hover {
    background: var(--color-sky);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(30, 58, 95, 0.3);
}

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

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

.btn-arrow {
    transition: transform 0.3s ease;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: #f5f3ed;
    overflow: hidden;
}

/* Topographic background */
.topo-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        /* Contour lines at varying elevations */
        repeating-radial-gradient(circle at 30% 40%, transparent 0, transparent 45px, rgba(30, 58, 95, 0.12) 45px, rgba(30, 58, 95, 0.12) 47px),
        repeating-radial-gradient(circle at 70% 60%, transparent 0, transparent 60px, rgba(30, 58, 95, 0.08) 60px, rgba(30, 58, 95, 0.08) 62px),
        repeating-radial-gradient(circle at 50% 80%, transparent 0, transparent 35px, rgba(30, 58, 95, 0.1) 35px, rgba(30, 58, 95, 0.1) 37px),
        repeating-radial-gradient(circle at 20% 70%, transparent 0, transparent 50px, rgba(30, 58, 95, 0.09) 50px, rgba(30, 58, 95, 0.09) 52px),
        repeating-radial-gradient(circle at 80% 30%, transparent 0, transparent 55px, rgba(30, 58, 95, 0.07) 55px, rgba(30, 58, 95, 0.07) 57px),
        /* Fine grid overlay */
        repeating-linear-gradient(0deg, transparent, transparent 100px, rgba(30, 58, 95, 0.04) 100px, rgba(30, 58, 95, 0.04) 101px),
        repeating-linear-gradient(90deg, transparent, transparent 100px, rgba(30, 58, 95, 0.04) 100px, rgba(30, 58, 95, 0.04) 101px);
    opacity: 0.8;
}

/* Mountain silhouette */
.mountain-silhouette {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background:
        linear-gradient(135deg, transparent 45%, rgba(30, 58, 95, 0.05) 45%, rgba(30, 58, 95, 0.05) 55%, transparent 55%),
        linear-gradient(45deg, transparent 48%, rgba(30, 58, 95, 0.08) 48%, rgba(30, 58, 95, 0.08) 52%, transparent 52%);
    background-size: 200px 200px, 150px 150px;
    background-position: 0 100%, 50px 100%;
    pointer-events: none;
}

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

.hero-content {
    max-width: 900px;
}

/* Elevation badge */
.elevation-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: white;
    border: 3px solid var(--color-peak);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
    margin-bottom: var(--space-xl);
}

.badge-icon {
    font-size: 2rem;
    color: var(--color-peak);
    line-height: 1;
}

.badge-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
}

.badge-value {
    font-family: var(--font-mono);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-peak);
}

.hero-title {
    margin-bottom: var(--space-md);
}

.title-main {
    display: block;
    color: var(--color-peak);
    line-height: 0.9;
}

.title-sub {
    display: block;
    font-size: 0.5em;
    color: var(--color-trail);
    letter-spacing: 0.1em;
}

.coordinates {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    margin-bottom: var(--space-lg);
}

.coord-label {
    font-weight: 700;
    color: var(--color-text-muted);
}

.coord-value {
    font-weight: 700;
    color: var(--color-peak);
}

.hero-tagline {
    font-size: clamp(1.125rem, 3vw, 1.375rem);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2xl);
    max-width: 700px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-2xl);
}

.trail-markers {
    display: flex;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.marker {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.marker-icon {
    font-size: 1.5rem;
}

.marker-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--color-text);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--color-text-muted);
}

.scroll-line {
    width: 60px;
    height: 2px;
    background: var(--color-trail);
}

/* Services Section */
.services {
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    background: var(--color-bg);
    padding: var(--space-xl);
    border: 3px solid var(--color-border);
    position: relative;
    transition: all 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-trail);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Topo pattern on cards */
.card-topo {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(30, 58, 95, 0.02) 20px, rgba(30, 58, 95, 0.02) 21px);
    pointer-events: none;
    opacity: 0.5;
}

.card-elevation {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
}

.card-icon {
    width: 72px;
    height: 72px;
    background: var(--color-peak);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
    transition: all 0.3s ease;
}

.service-card:hover .card-icon {
    background: var(--color-trail);
    transform: scale(1.1);
}

.service-card h3 {
    margin-bottom: var(--space-md);
    color: var(--color-peak);
}

.service-card p {
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.card-footer {
    padding-top: var(--space-md);
    border-top: 2px solid var(--color-border);
}

.distance {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-trail);
    letter-spacing: 0.1em;
}

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

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    text-align: center;
}

.stat-peak {
    position: relative;
    padding: var(--space-xl);
}

.stat-peak::before {
    content: '▲';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    font-size: 3rem;
    opacity: 0.1;
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 800;
    color: var(--color-trail);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.stat-label {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.stat-sublabel {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
}

/* About Section */
.about {
    background: var(--color-bg);
}

.about-content {
    max-width: 900px;
}

.about-headline {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--space-md);
    color: var(--color-peak);
}

.about-lead {
    font-size: 1.25rem;
    margin-bottom: var(--space-xl);
    color: var(--color-text-muted);
}

.expedition-log {
    background: white;
    padding: var(--space-xl);
    border-left: 4px solid var(--color-trail);
    margin: var(--space-2xl) 0;
}

.log-entry {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.log-entry:last-child {
    margin-bottom: 0;
}

.log-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.log-content {
    color: var(--color-text-muted);
    line-height: 1.6;
}

.about-main p {
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}

.mission-box {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--color-peak);
    color: white;
    margin-top: var(--space-2xl);
    clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.mission-icon {
    font-size: 4rem;
    color: var(--color-trail);
}

.mission-text strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: white;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
}

.mission-text p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* Contact Section */
.contact {
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.contact-card {
    background: var(--color-bg);
    padding: var(--space-xl);
    border: 3px solid var(--color-border);
    text-align: center;
    text-decoration: none;
    color: var(--color-text);
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-trail);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 72px;
    height: 72px;
    background: var(--color-peak);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    transition: all 0.3s ease;
}

.contact-card:hover .contact-icon {
    background: var(--color-trail);
    transform: scale(1.1);
}

.contact-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-muted);
    letter-spacing: 0.15em;
    margin-bottom: var(--space-xs);
}

.contact-value {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-peak);
}

.location-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-bg);
    border: 3px solid var(--color-trail);
    clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.location-pin {
    font-size: 1.5rem;
}

.location-text {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-text);
}

/* Footer */
.footer {
    background: var(--color-peak);
    color: white;
    padding: var(--space-2xl) 0;
    text-align: center;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 2.5rem;
    letter-spacing: 0.1em;
    color: var(--color-trail);
    margin-bottom: var(--space-sm);
}

.footer-tagline {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.footer-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    flex-wrap: wrap;
}

.divider {
    color: rgba(255, 255, 255, 0.3);
}

/* Responsive */
@media (max-width: 968px) {
    section {
        padding: var(--space-2xl) 0;
    }

    .hero {
        min-height: 90vh;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .trail-markers {
        gap: var(--space-md);
    }

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

    .mission-box {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .scroll-indicator {
        display: none;
    }
}

/* Print */
@media print {
    .topo-background,
    .mountain-silhouette {
        display: none;
    }

    body {
        background: white;
    }
}