/* Base Styles & Variables */
:root {
    --bg-color: #0a0a0c;
    --card-bg: #16161a;
    --card-border: #232329;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent-color: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.5);
    --secondary-accent: #8b5cf6;
    --container-width: 1200px;
    --header-height: 80px;
    --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: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

ul {
    list-style: none;
}

/* Header & Navigation */
header {
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--card-border);
}

header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-img {
    height: 48px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    padding-top: calc(var(--header-height) + 100px);
    padding-bottom: 120px;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.gradient-sphere {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    filter: blur(80px);
    opacity: 0.4;
    animation: pulse 10s infinite alternate;
}

.gradient-sphere.secondary {
    background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%);
    bottom: -200px;
    left: -100px;
    top: auto;
    right: auto;
    animation: pulse 12s infinite alternate-reverse;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.3; }
    100% { transform: scale(1.2); opacity: 0.5; }
}

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

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

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

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

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.5);
}

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

.btn-outline:hover {
    background: var(--card-border);
}

/* Sections */
section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: -1px;
}

.section-title.left {
    text-align: left;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 240px;
    gap: 24px;
}

.bento-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 32px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.bento-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.bento-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

.bento-item.wide {
    grid-column: span 2;
}

.bento-content {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.icon-box {
    width: 48px;
    height: 48px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    margin-bottom: 24px;
}

.bento-item h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.bento-item p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.company-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.biz-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.info-card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 16px;
    border: 1px solid var(--card-border);
}

.info-card .label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.info-card .value {
    font-weight: 600;
    font-size: 1.1rem;
}

.about-card {
    background: linear-gradient(135deg, var(--card-bg), #1a1a20);
    border-radius: 24px;
    padding: 40px;
    border: 1px solid var(--card-border);
    position: relative;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(59, 130, 246, 0.05));
    pointer-events: none;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--accent-color);
}

.info-list li {
    margin-bottom: 16px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.info-list strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

/* Contact Section */
.contact-box {
    background: var(--card-bg);
    border-radius: 32px;
    padding: 60px;
    border: 1px solid var(--card-border);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.contact-item p {
    color: var(--text-secondary);
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid var(--card-border);
    background: #050507;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

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

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 1024px) {
    .hero h1 { font-size: 3.5rem; }
    .bento-grid { grid-template-columns: repeat(2, 1fr); }
    .bento-item.large { grid-column: span 2; }
}

@media (max-width: 768px) {
    header .nav-links { display: none; }
    .mobile-menu-btn { display: block; }
    .hero h1 { font-size: 2.8rem; }
    .hero p { font-size: 1.1rem; }
    .bento-grid { grid-template-columns: 1fr; grid-auto-rows: auto; }
    .bento-item.large, .bento-item.wide { grid-column: span 1; }
    .about-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 20px; text-align: center; }
}