/* ============================================
   BRD Systems - Portfolio Styles
   ============================================ */

:root {
    --primary: #00d4ff;
    --primary-dark: #0099cc;
    --secondary: #0a1628;
    --accent: #00ff88;
    --bg-dark: #050d1a;
    --bg-card: rgba(10, 22, 40, 0.8);
    --text: #c8d6e5;
    --text-light: #8899aa;
    --glass-bg: rgba(0, 212, 255, 0.05);
    --glass-border: rgba(0, 212, 255, 0.15);
    --gradient-primary: linear-gradient(135deg, #00d4ff, #00ff88);
    --gradient-dark: linear-gradient(180deg, #050d1a 0%, #0a1628 100%);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

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

#particles {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0; pointer-events: none;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}
.glass-card:hover {
    border-color: rgba(0, 212, 255, 0.4);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
    transform: translateY(-4px);
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    background: rgba(5, 13, 26, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
}
.navbar.scrolled { background: rgba(5, 13, 26, 0.98); box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3); }
.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 20px;
    display: flex; align-items: center; justify-content: space-between; height: 70px;
}
.nav-logo img { height: 45px; }
.nav-menu { display: flex; list-style: none; gap: 8px; }
.nav-link {
    color: var(--text); text-decoration: none; padding: 8px 16px;
    font-size: 1rem; font-weight: 500; letter-spacing: 1px;
    text-transform: uppercase; border-radius: 8px;
    transition: all 0.3s ease; position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--primary); background: rgba(0, 212, 255, 0.1); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span {
    display: block; width: 25px; height: 2px; background: var(--primary);
    margin: 6px 0; transition: all 0.3s ease; border-radius: 2px;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    text-align: center; position: relative; padding: 100px 20px 60px;
}
.hero-content { position: relative; z-index: 1; }
.hero-glitch {
    font-family: 'Orbitron', monospace; font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900; color: #fff; position: relative;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
    animation: glitch 3s infinite;
}
@keyframes glitch {
    0%, 90%, 100% { text-shadow: 0 0 20px rgba(0, 212, 255, 0.5); }
    92% { text-shadow: -3px 0 #00ff88, 3px 0 #ff0055; }
    94% { text-shadow: 3px 0 #00ff88, -3px 0 #ff0055; }
    96% { text-shadow: 0 0 20px rgba(0, 212, 255, 0.5); }
}
.hero-tagline {
    font-family: 'Orbitron', monospace; font-size: 1.3rem;
    color: var(--primary); margin: 20px 0; height: 40px;
}
.cursor { animation: blink 0.7s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero-description { font-size: 1.2rem; color: var(--text-light); max-width: 600px; margin: 0 auto 40px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 32px; border-radius: 12px; font-family: 'Rajdhani', sans-serif;
    font-size: 1rem; font-weight: 600; text-decoration: none; text-transform: uppercase;
    letter-spacing: 1px; cursor: pointer; transition: all 0.3s ease; border: none;
}
.btn-primary {
    background: var(--gradient-primary); color: var(--secondary);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0, 212, 255, 0.5); }
.btn-outline {
    background: transparent; color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-outline:hover { background: rgba(0, 212, 255, 0.1); transform: translateY(-2px); }
.btn-full { width: 100%; justify-content: center; }

/* Hero Stats */
.hero-stats { display: flex; gap: 50px; justify-content: center; margin-top: 60px; }
.stat { text-align: center; }
.stat-number {
    font-family: 'Orbitron', monospace; font-size: 2.5rem; font-weight: 700;
    background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.stat-plus { font-family: 'Orbitron', monospace; font-size: 1.5rem; color: var(--accent); }
.stat-label { display: block; color: var(--text-light); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 2px; }

/* Scroll Indicator */
.scroll-indicator {
    position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: var(--text-light); font-size: 0.8rem; letter-spacing: 2px; text-transform: uppercase;
}
.scroll-arrow {
    width: 20px; height: 20px; border-right: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary); transform: rotate(45deg);
    animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce { 0%, 100% { transform: rotate(45deg) translateY(0); } 50% { transform: rotate(45deg) translateY(8px); } }

/* ===== SECTIONS ===== */
.section { padding: 100px 0; position: relative; z-index: 1; }
.section-dark { background: rgba(0, 0, 0, 0.3); }
.section-title {
    font-family: 'Orbitron', monospace; font-size: 2.2rem; text-align: center;
    margin-bottom: 16px; color: #fff;
}
.title-decorator { color: var(--primary); }
.section-subtitle { text-align: center; color: var(--text-light); font-size: 1.1rem; margin-bottom: 50px; }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; margin-bottom: 40px; }
.about-card { padding: 30px; text-align: center; }
.about-icon {
    width: 70px; height: 70px; border-radius: 50%; margin: 0 auto 20px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0, 212, 255, 0.1); border: 2px solid rgba(0, 212, 255, 0.3);
    font-size: 1.5rem; color: var(--primary);
}
.about-card h3 { font-family: 'Orbitron', monospace; font-size: 1.1rem; color: #fff; margin-bottom: 10px; }
.about-card p { color: var(--text-light); font-size: 0.95rem; }

/* Terminal */
.about-text { overflow: hidden; }
.terminal-header {
    background: rgba(0, 0, 0, 0.5); padding: 12px 16px; display: flex; align-items: center; gap: 8px;
    border-radius: 16px 16px 0 0;
}
.terminal-dot { width: 12px; height: 12px; border-radius: 50%; }
.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }
.terminal-title { color: var(--text-light); font-size: 0.85rem; margin-left: auto; font-family: monospace; }
.terminal-body { padding: 24px; font-family: 'Rajdhani', monospace; line-height: 1.8; }
.terminal-prompt { color: var(--accent); font-weight: bold; }
.terminal-cmd { color: var(--primary); }
.terminal-output { color: var(--text); margin: 8px 0 16px 20px; }
.cursor-blink { color: var(--accent); animation: blink 0.7s infinite; }

/* ===== PROJECTS ===== */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 30px; }
.project-card {
    background: var(--bg-card); border-radius: 16px; overflow: hidden;
    border: 1px solid rgba(0, 212, 255, 0.1); transition: all 0.4s ease;
}
.project-card:hover { transform: translateY(-8px); border-color: var(--primary); box-shadow: 0 20px 60px rgba(0, 212, 255, 0.15); }
.project-image { position: relative; overflow: hidden; height: 220px; }
.project-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-image img { transform: scale(1.1); }
.project-overlay {
    position: absolute; inset: 0; background: rgba(0, 212, 255, 0.2);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.3s ease;
}
.project-card:hover .project-overlay { opacity: 1; }
.project-link {
    width: 50px; height: 50px; border-radius: 50%; background: var(--primary);
    display: flex; align-items: center; justify-content: center;
    color: var(--secondary); font-size: 1.2rem; text-decoration: none;
    transform: scale(0); transition: transform 0.3s ease;
}
.project-card:hover .project-link { transform: scale(1); }
.project-badge {
    position: absolute; top: 12px; right: 12px; padding: 4px 12px;
    border-radius: 20px; font-size: 0.75rem; font-weight: 600;
    background: var(--accent); color: var(--secondary); text-transform: uppercase;
}
.project-badge.dev { background: #ffbd2e; }
.project-info { padding: 24px; }
.project-info h3 { font-family: 'Orbitron', monospace; font-size: 1.1rem; color: #fff; margin-bottom: 8px; }
.project-info p { color: var(--text-light); font-size: 0.9rem; margin-bottom: 16px; }
.project-tech { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.project-tech span {
    padding: 4px 12px; border-radius: 20px; font-size: 0.75rem;
    background: rgba(0, 212, 255, 0.1); color: var(--primary);
    border: 1px solid rgba(0, 212, 255, 0.2);
}
.project-url { color: var(--primary); text-decoration: none; font-size: 0.9rem; display: flex; align-items: center; gap: 6px; }
.project-url:hover { color: var(--accent); }

/* ===== SYSTEMS ===== */
.systems-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(480px, 1fr)); gap: 30px; }
.system-card { padding: 40px; }
.system-icon-wrap { position: relative; width: 80px; height: 80px; margin-bottom: 24px; }
.system-icon {
    width: 80px; height: 80px; border-radius: 20px; display: flex; align-items: center; justify-content: center;
    background: var(--gradient-primary); font-size: 2rem; color: var(--secondary); position: relative; z-index: 1;
}
.system-pulse {
    position: absolute; inset: -4px; border-radius: 24px; background: var(--gradient-primary);
    opacity: 0.3; animation: pulse 2s infinite;
}
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 0.3; } 50% { transform: scale(1.1); opacity: 0.1; } }
.system-card h3 { font-family: 'Orbitron', monospace; font-size: 1.3rem; color: #fff; margin-bottom: 12px; }
.system-card > p { color: var(--text-light); margin-bottom: 20px; }
.system-features { list-style: none; margin-bottom: 20px; }
.system-features li { padding: 6px 0; color: var(--text); display: flex; align-items: center; gap: 10px; }
.system-features i { color: var(--accent); font-size: 0.85rem; }
.system-status { display: inline-flex; align-items: center; gap: 8px; color: var(--accent); font-weight: 600; margin-top: 12px; }
.system-status i { font-size: 0.6rem; animation: statusPulse 1.5s infinite; }
@keyframes statusPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
    padding: 20px; display: flex; align-items: center; gap: 16px;
}
.contact-item i { font-size: 1.5rem; color: var(--primary); width: 40px; text-align: center; }
.contact-item h4 { color: #fff; font-size: 0.9rem; margin-bottom: 4px; }
.contact-item a, .contact-item span { color: var(--text-light); text-decoration: none; font-size: 0.95rem; }
.contact-item a:hover { color: var(--primary); }
.contact-social { display: flex; gap: 12px; margin-top: 8px; }
.social-link {
    width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
    background: rgba(0, 212, 255, 0.1); border: 1px solid rgba(0, 212, 255, 0.2);
    color: var(--primary); font-size: 1.2rem; text-decoration: none; transition: all 0.3s ease;
}
.social-link:hover { background: var(--primary); color: var(--secondary); transform: translateY(-3px); }

/* Form */
.contact-form { padding: 32px; }
.form-group { position: relative; margin-bottom: 16px; }
.form-group input, .form-group textarea {
    width: 100%; padding: 14px 16px 14px 44px; background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 212, 255, 0.15); border-radius: 10px;
    color: #fff; font-family: 'Rajdhani', sans-serif; font-size: 1rem;
    transition: all 0.3s ease; outline: none; resize: vertical;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 15px rgba(0, 212, 255, 0.15); }
.form-group i {
    position: absolute; left: 14px; top: 16px; color: var(--text-light);
    transition: color 0.3s ease; pointer-events: none;
}
.form-group input:focus + i, .form-group textarea:focus + i { color: var(--primary); }

/* ===== FOOTER ===== */
.footer {
    padding: 30px 0; border-top: 1px solid rgba(0, 212, 255, 0.1);
    text-align: center; position: relative; z-index: 1;
}
.footer-logo { height: 40px; margin-bottom: 12px; }
.footer p { color: var(--text-light); font-size: 0.9rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu {
        position: fixed; top: 70px; left: 0; width: 100%; background: rgba(5, 13, 26, 0.98);
        flex-direction: column; padding: 20px; transform: translateX(-100%);
        transition: transform 0.3s ease; border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    }
    .nav-menu.active { transform: translateX(0); }
    .hero-stats { gap: 24px; }
    .stat-number { font-size: 1.8rem; }
    .projects-grid { grid-template-columns: 1fr; }
    .systems-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .hero-glitch { font-size: 2.2rem; }
}
@media (max-width: 480px) {
    .section { padding: 60px 0; }
    .hero { padding: 80px 16px 40px; }
    .about-grid { grid-template-columns: 1fr; }
}