/* 
  Jashan.me - Premium Solid Color Theme
  No gradients permitted. Clean, minimal, high-contrast.
*/

:root {
    /* Solid Colors - No Gradients */
    --bg-main: #0a0a0a;          /* Deep black background */
    --bg-surface: #141414;       /* Slightly lighter surface for cards */
    --bg-surface-hover: #1f1f1f; /* Surface hover state */
    
    --text-primary: #f8f9fa;     /* Crisp white text */
    --text-secondary: #a1a1aa;   /* Muted gray text for paragraphs */
    
    --accent-primary: #10b981;   /* Emerald green accent */
    --accent-hover: #059669;     /* Darker emerald for hover */
    
    --border-color: #27272a;     /* Subtle border */

    /* Typography */
    --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    
    /* Layout */
    --nav-height: 80px;
    --border-radius: 8px;
    --transition-speed: 0.3s;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed) ease-out;
    cursor: pointer;
}

a:focus-visible, button:focus-visible, .btn:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

li {
    list-style: none;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Typography highlights */
.highlight {
    color: var(--accent-primary);
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 1rem;
    transition: background-color var(--transition-speed) ease-out, border-color var(--transition-speed) ease-out, color var(--transition-speed) ease-out;
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: #ffffff;
}

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

.btn-secondary {
    background-color: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-surface-hover);
    border-color: var(--text-secondary);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background-color: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: background-color 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(10, 10, 10, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-height);
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.hero p {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px 32px;
    transition: background-color var(--transition-speed) ease-out, border-color var(--transition-speed) ease-out, box-shadow var(--transition-speed) ease-out;
    cursor: pointer;
}

.service-card:hover {
    border-color: var(--accent-primary);
    box-shadow: inset 0 0 0 1px var(--accent-primary);
    background-color: var(--bg-surface-hover);
}

.icon-wrapper {
    width: 48px;
    height: 48px;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--accent-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.cta-container {
    text-align: center;
    max-width: 800px;
}

.cta-container h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-container p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    margin-bottom: 40px;
}

/* Footer */
footer {
    padding: 40px 0;
    background-color: var(--bg-main);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.footer-copy {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* =========================================
   Animations & Interactivity
   ========================================= */

/* Hero Entrance Animation */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Reveal Classes (Triggered by JS) */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }

/* Responsive adjustments */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple mobile menu hiding for now */
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .btn {
        width: 100%;
    }
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}