/* ===== ROOT VARIABLES ===== */
:root {
    --bg-primary: #0a0a14;
    --bg-secondary: #0f0f1e;
    --bg-card: #12122a;
    --bg-card-hover: #1a1a3a;
    --gold: #c9a84c;
    --gold-light: #e0c76a;
    --gold-dark: #8b6914;
    --text-primary: #ffffff;
    --text-secondary: #b0b0c8;
    --text-muted: #6b6b8a;
    --border: rgba(201, 168, 76, 0.15);
    --border-hover: rgba(201, 168, 76, 0.4);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    --shadow-gold: 0 5px 30px rgba(201, 168, 76, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Poppins', sans-serif;
    --font-heading: 'Orbitron', sans-serif;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.7;
    overflow-x: hidden;
}

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

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

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

.gold {
    color: var(--gold);
}

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

/* ===== PRELOADER ===== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    text-align: center;
}

.infinity-loader {
    width: 120px;
    height: 60px;
    animation: pulse 1.5s ease-in-out infinite;
}

.infinity-loader path {
    stroke-dasharray: 300;
    stroke-dashoffset: 300;
    animation: drawInfinity 2s ease-in-out infinite;
}

@keyframes drawInfinity {
    0% { stroke-dashoffset: 300; }
    50% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -300; }
}

.loader p {
    font-family: var(--font-heading);
    color: var(--gold);
    font-size: 14px;
    letter-spacing: 4px;
    margin-top: 15px;
    animation: fadeInOut 1.5s ease-in-out infinite;
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 20, 0.95);
    backdrop-filter: blur(20px);
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo .logo-icon {
    width: 45px;
    height: 28px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 5px 0;
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--gold);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-nav {
    padding: 8px 24px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: #000;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: #000;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}

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

.btn-outline:hover {
    background: var(--gold);
    color: #000;
    transform: translateY(-3px);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 13px;
}

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

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 20px 60px;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201, 168, 76, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 168, 76, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--gold);
    border-radius: 50%;
    opacity: 0;
    animation: floatParticle 8s infinite;
}

@keyframes floatParticle {
    0% { opacity: 0; transform: translateY(100vh) scale(0); }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { opacity: 0; transform: translateY(-100px) scale(1); }
}

.hero {
    display: flex;
    max-width: 1300px;
    margin: 0 auto;
    gap: 40px;
}

.hero-content {
    flex: 1;
    z-index: 2;
    padding-top: 40px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    border-radius: 50px;
    font-size: 13px;
    color: var(--gold);
    margin-bottom: 25px;
    animation: fadeInUp 0.6s ease;
}

.hero-badge i {
    font-size: 14px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title .line1 {
    display: block;
    font-size: clamp(18px, 2.5vw, 24px);
    font-weight: 400;
    color: var(--text-secondary);
    font-family: var(--font-primary);
    margin-bottom: 8px;
}

.hero-title .line2 {
    display: inline;
    min-height: 60px;
}

.cursor {
    animation: blink 1s infinite;
    color: var(--gold);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 550px;
    margin-bottom: 35px;
    line-height: 1.8;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

.hero-stats {
    display: flex;
    gap: 30px;
    animation: fadeInUp 0.6s ease 0.6s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    color: var(--gold);
    display: inline;
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 600;
    color: var(--gold);
}

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 5px;
    letter-spacing: 0.5px;
}

.stat-divider {
    width: 1px;
    background: var(--border);
    align-self: stretch;
}

.hero-visual {
    flex: 0 0 380px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.cyber-shield {
    position: relative;
    width: 280px;
    height: 300px;
    animation: floatShield 4s ease-in-out infinite;
}

@keyframes floatShield {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.shield-svg {
    width: 100%;
    height: 100%;
}

.shield-path {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: drawShield 3s ease forwards;
}

@keyframes drawShield {
    to { stroke-dashoffset: 0; }
}

.orbit {
    position: absolute;
    border: 1px dashed rgba(201, 168, 76, 0.15);
    border-radius: 50%;
    animation: rotateOrbit 15s linear infinite;
}

.orbit-1 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    margin: -100px 0 0 -100px;
}

.orbit-2 {
    width: 280px;
    height: 280px;
    top: 50%;
    left: 50%;
    margin: -140px 0 0 -140px;
    animation-duration: 20s;
    animation-direction: reverse;
}

.orbit-3 {
    width: 350px;
    height: 350px;
    top: 50%;
    left: 50%;
    margin: -175px 0 0 -175px;
    animation-duration: 25s;
}

.orbit-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    top: -4px;
    left: 50%;
    margin-left: -4px;
    box-shadow: 0 0 15px var(--gold);
}

@keyframes rotateOrbit {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 2;
    animation: fadeInUp 0.6s ease 1s both;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(201, 168, 76, 0.4);
    border-radius: 13px;
    margin: 0 auto 8px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--gold);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    margin-left: -2px;
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

.scroll-indicator span {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== SECTIONS ===== */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(201, 168, 76, 0.08);
    border: 1px solid rgba(201, 168, 76, 0.15);
    border-radius: 50px;
    font-size: 13px;
    color: var(--gold);
    margin-bottom: 15px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.section-desc {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 10px;
}

.section-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold-dark));
    margin: 15px auto 0;
    border-radius: 2px;
}

/* ===== ABOUT SECTION ===== */
.about {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-lead {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 15px;
    line-height: 1.8;
}

.about-content > p {
    margin-bottom: 30px;
}

.about-features {
    display: grid;
    gap: 20px;
}

.about-feature {
    display: flex;
    gap: 15px;
    padding: 15px;
    background: rgba(201, 168, 76, 0.03);
    border: 1px solid var(--border);
    border-radius: 10px;
    transition: var(--transition);
}

.about-feature:hover {
    border-color: var(--border-hover);
    background: rgba(201, 168, 76, 0.05);
}

.feature-icon {
    width: 45px;
    height: 45px;
    background: rgba(201, 168, 76, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 18px;
    flex-shrink: 0;
}

.about-feature h4 {
    color: var(--text-primary);
    font-size: 15px;
    margin-bottom: 3px;
}

.about-feature p {
    font-size: 13px;
    color: var(--text-muted);
}

.about-card-stack {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-card {
    padding: 30px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-8px);
    border-color: var(--gold);
    box-shadow: var(--shadow-gold);
}

.card-icon {
    width: 55px;
    height: 55px;
    background: rgba(201, 168, 76, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 22px;
    color: var(--gold);
}

.about-card h4 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 5px;
}

.about-card p {
    font-size: 13px;
    color: var(--text-muted);
}

.card-1 { animation: fadeInUp 0.6s ease 0.1s both; }
.card-2 { animation: fadeInUp 0.6s ease 0.2s both; }
.card-3 { animation: fadeInUp 0.6s ease 0.3s both; }
.card-4 { animation: fadeInUp 0.6s ease 0.4s both; }

/* ===== SERVICES SECTION ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 35px 25px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon-wrap {
    margin-bottom: 20px;
}

.service-icon svg {
    width: 70px;
    height: 70px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 17px;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.service-card > p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 20px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-muted);
    padding: 5px 0;
}

.service-features li i {
    color: var(--gold);
    font-size: 11px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gold);
}

.service-link:hover {
    gap: 12px;
}

/* ===== CYBER SECURITY SECTION ===== */
.cybersecurity {
    background: var(--bg-secondary);
    overflow: hidden;
}

.cyber-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201, 168, 76, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 168, 76, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
}

.cyber-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    position: relative;
    z-index: 1;
}

.cyber-card {
    background: rgba(18, 18, 42, 0.8);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px 25px;
    transition: var(--transition);
    position: relative;
    backdrop-filter: blur(10px);
}

.cyber-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: 0 10px 40px rgba(201, 168, 76, 0.1);
}

.cyber-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.cyber-icon {
    width: 50px;
    height: 50px;
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 20px;
}

.cyber-number {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 800;
    color: rgba(201, 168, 76, 0.08);
}

.cyber-card h3 {
    font-size: 17px;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.cyber-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 18px;
    line-height: 1.7;
}

.cyber-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.cyber-tags span {
    padding: 4px 12px;
    background: rgba(201, 168, 76, 0.08);
    border: 1px solid rgba(201, 168, 76, 0.15);
    border-radius: 20px;
    font-size: 11px;
    color: var(--gold);
}

.cyber-cta {
    margin-top: 50px;
    padding: 35px 40px;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.1), rgba(201, 168, 76, 0.03));
    border: 1px solid rgba(201, 168, 76, 0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    position: relative;
    z-index: 1;
}

.cyber-cta h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.cyber-cta p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== COURSES SECTION ===== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.course-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px 25px;
    transition: var(--transition);
    position: relative;
    text-align: center;
}

.course-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow);
}

.course-card.featured {
    border-color: var(--gold);
    background: linear-gradient(180deg, rgba(201, 168, 76, 0.08), var(--bg-card));
}

.course-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
}

.course-badge.beginner {
    background: rgba(76, 175, 80, 0.1);
    color: #4caf50;
    border: 1px solid rgba(76, 175, 80, 0.2);
}

.course-badge.intermediate {
    background: rgba(255, 152, 0, 0.1);
    color: #ff9800;
    border: 1px solid rgba(255, 152, 0, 0.2);
}

.course-badge.advanced {
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
    border: 1px solid rgba(244, 67, 54, 0.2);
}

.course-popular {
    position: absolute;
    top: -1px;
    right: 20px;
    background: var(--gold);
    color: #000;
    padding: 4px 15px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 0 0 8px 8px;
}

.course-icon {
    width: 70px;
    height: 70px;
    background: rgba(201, 168, 76, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--gold);
    font-size: 28px;
}

.course-card h3 {
    font-size: 17px;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.course-card > p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.course-details {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 18px;
}

.course-details .detail {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-muted);
}

.course-details .detail i {
    color: var(--gold);
    font-size: 12px;
}

.course-topics {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
    margin-bottom: 20px;
}

.course-topics span {
    padding: 3px 10px;
    background: rgba(201, 168, 76, 0.06);
    border: 1px solid var(--border);
    border-radius: 15px;
    font-size: 11px;
    color: var(--text-muted);
}

.courses-cta {
    margin-top: 50px;
    padding: 25px 35px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.courses-cta-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

.courses-cta-content > i {
    font-size: 28px;
    color: var(--gold);
}

.courses-cta-content h4 {
    color: var(--text-primary);
    font-size: 16px;
}

.courses-cta-content p {
    font-size: 13px;
    color: var(--text-muted);
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio {
    background: var(--bg-secondary);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 22px;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font-primary);
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--gold);
    color: #000;
    border-color: var(--gold);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.portfolio-item {
    transition: var(--transition);
}

.portfolio-item.hidden {
    display: none;
}

.portfolio-thumb {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 250px;
    cursor: pointer;
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 50px;
    color: rgba(255, 255, 255, 0.15);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.9));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 25px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.portfolio-thumb:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-overlay h4 {
    color: var(--text-primary);
    font-size: 18px;
    margin-bottom: 5px;
}

.portfolio-overlay p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.portfolio-tag {
    display: inline-block;
    padding: 3px 12px;
    background: rgba(201, 168, 76, 0.2);
    color: var(--gold);
    border-radius: 15px;
    font-size: 11px;
}

/* ===== WHY US SECTION ===== */
.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.why-us-content .section-tag {
    margin-bottom: 15px;
}

.why-us-content .section-title {
    text-align: left;
    margin-bottom: 15px;
}

.why-us-content > p {
    margin-bottom: 30px;
}

.why-features {
    display: grid;
    gap: 20px;
}

.why-feature {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.why-icon {
    width: 48px;
    height: 48px;
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 20px;
    flex-shrink: 0;
}

.why-feature h4 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 4px;
}

.why-feature p {
    font-size: 14px;
    color: var(--text-muted);
}

.process-flow {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: var(--transition);
}

.process-step:hover {
    border-color: var(--border-hover);
    transform: translateX(8px);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--gold);
    flex-shrink: 0;
    line-height: 1;
}

.step-content h4 {
    color: var(--text-primary);
    font-size: 16px;
    margin-bottom: 4px;
}

.step-content p {
    font-size: 13px;
    color: var(--text-muted);
}

.process-connector {
    width: 2px;
    height: 20px;
    background: linear-gradient(180deg, var(--gold), transparent);
    margin-left: 35px;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    background: var(--bg-secondary);
}

.testimonial-slider {
    position: relative;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.testimonial-stars {
    margin-bottom: 20px;
}

.testimonial-stars i {
    color: var(--gold);
    font-size: 16px;
    margin: 0 2px;
}

.testimonial-card > p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 25px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: rgba(201, 168, 76, 0.1);
    border: 2px solid var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 18px;
}

.testimonial-author h4 {
    color: var(--text-primary);
    font-size: 16px;
}

.testimonial-author span {
    font-size: 13px;
    color: var(--text-muted);
}

.testimonial-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.testimonial-btn {
    width: 42px;
    height: 42px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.testimonial-btn:hover {
    background: var(--gold);
    color: #000;
}

.testimonial-dots {
    display: flex;
    gap: 8px;
}

.testimonial-dot {
    width: 10px;
    height: 10px;
    background: rgba(201, 168, 76, 0.2);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-dot.active {
    background: var(--gold);
    width: 25px;
    border-radius: 5px;
}

/* ===== CONTACT SECTION ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-card {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 15px;
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--border-hover);
}

.contact-icon {
    width: 45px;
    height: 45px;
    background: rgba(201, 168, 76, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 18px;
    flex-shrink: 0;
}

.contact-card h4 {
    color: var(--text-primary);
    font-size: 15px;
    margin-bottom: 4px;
}

.contact-card p {
    font-size: 13px;
    color: var(--text-muted);
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 25px;
}

.social-link {
    width: 42px;
    height: 42px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 16px;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gold);
    color: #000;
    border-color: var(--gold);
    transform: translateY(-3px);
}

.contact-form-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 35px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-primary);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form > .form-group {
    margin-bottom: 20px;
}

/* ===== FOOTER ===== */
.footer {
    background: #050510;
    border-top: 1px solid var(--border);
}

.footer-top {
    padding: 60px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 25px;
}

.footer-logo span {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 2px;
}

.footer-about p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid var(--border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 14px;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gold);
    color: #000;
    border-color: var(--gold);
}

.footer-col h4 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--gold);
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 14px;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--gold);
    padding-left: 5px;
}

.footer-bottom {
    padding: 20px 0;
    border-top: 1px solid var(--border);
}

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

.footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--gold);
    color: #000;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: var(--shadow-gold);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 120px;
    }

    .hero-content {
        padding-top: 0;
    }

    .hero-subtitle {
        margin: 0 auto 35px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        flex: none;
        margin-top: 20px;
    }

    .about-grid,
    .why-us-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .why-us-content .section-title {
        text-align: center;
    }

    .services-grid,
    .cyber-services-grid,
    .courses-grid,
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(10, 10, 20, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 80px 30px 30px;
        gap: 20px;
        transition: var(--transition);
        border-left: 1px solid var(--border);
    }

    .nav-menu.active {
        right: 0;
    }

    .hamburger {
        display: flex;
    }

    .btn-nav {
        display: none;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat-divider {
        display: none;
    }

    .services-grid,
    .cyber-services-grid,
    .courses-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .cyber-cta {
        flex-direction: column;
        text-align: center;
    }

    .courses-cta {
        flex-direction: column;
        text-align: center;
    }

    .courses-cta-content {
        flex-direction: column;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .footer-bottom .container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .about-card-stack {
        grid-template-columns: 1fr 1fr;
    }

    .section {
        padding: 70px 0;
    }
}

@media (max-width: 480px) {
    .hero-badge {
        font-size: 11px;
    }

    .hero-title .line1 {
        font-size: 15px;
    }

    .hero-title {
        font-size: 24px;
    }

    .hero-subtitle {
        font-size: 14px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .stat-number {
        font-size: 24px;
    }

    .about-card-stack {
        grid-template-columns: 1fr;
    }

    .testimonial-card {
        padding: 25px;
    }

    .contact-form-wrap {
        padding: 20px;
    }

    .cyber-shield {
        width: 200px;
        height: 220px;
    }
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: rgba(201, 168, 76, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gold);
}

/* ===== SELECTION ===== */
::selection {
    background: rgba(201, 168, 76, 0.3);
    color: var(--text-primary);
}