:root {
    --gold: #ffd700;
    --gold-light: #ffe44d;
    --gold-dark: #cc9900;
    --gold-dim: rgba(255, 215, 0, 0.15);
    --black: #0a0a0a;
    --black-2: #111111;
    --black-3: #1a1a1a;
    --black-4: #222222;
    --white: #f5f0e8;
    --grey: #888888;
    --text: #cccccc;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--black);
    color: var(--white);
    font-family: "Barlow", sans-serif;
    overflow-x: hidden;
}

/* ============ PAGE SYSTEM ============ */
.page {
    display: none;
}
.page.active {
    display: block;
}

/* ============ CURSOR ============ */
.cursor {
    width: 12px;
    height: 12px;
    background: var(--gold);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s;
    mix-blend-mode: difference;
}
.cursor-ring {
    width: 36px;
    height: 36px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    transition: all 0.15s ease;
    mix-blend-mode: difference;
}

/* ============ NAV ============ */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.4s ease;
}
nav.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 215, 0, 0.15);
    padding: 14px 60px;
}
.logo {
    font-family: "Playfair Display", serif;
    font-size: 26px;
    font-weight: 900;
    color: var(--gold);
    letter-spacing: 2px;
    cursor: pointer;
    text-decoration: none;
}
.logo span {
    color: var(--white);
}
.nav-links {
    display: flex;
    gap: 36px;
    list-style: none;
}
.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: color 0.3s;
    cursor: pointer;
    position: relative;
}
.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.3s;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--gold);
}
.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}
.nav-cta {
    background: var(--gold);
    color: var(--black) !important;
    padding: 10px 24px;
    font-weight: 600 !important;
    border-radius: 2px;
}
.nav-cta::after {
    display: none !important;
}
.nav-cta:hover {
    background: var(--gold-light) !important;
    color: var(--black) !important;
}

/* ============ HERO ============ */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    overflow: hidden;
    padding-top: 100px;
    z-index: 1;
}
.hero::before {
    content: "";
    position: absolute;
    background: url("../images/hero_background_luxury_1776013011194.png") center no-repeat;
    background-size: cover;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -2;
}
.hero::after {
    content: "";
    position: absolute;
    background: #000;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    opacity: 0.5;
}
.hero-bg {
    position: absolute;
    inset: 0;
    /* background: linear-gradient(135deg, #0a0a0a 0%, #1a1200 50%, #0a0a0a 100%); */
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 215, 0, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 215, 0, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}
@keyframes gridMove {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(60px);
    }
}
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: pulse 6s ease-in-out infinite;
}
.hero-orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.15), transparent 70%);
    top: -100px;
    right: -100px;
}
.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.08), transparent 70%);
    bottom: -100px;
    left: 10%;
    animation-delay: 3s;
}
@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.7;
    }
}
.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px;
    max-width: 900px;
    width: 100%;
    margin-right: auto;
}
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 24px;
    font-family: "Barlow Condensed", sans-serif;
    font-weight: 600;
}
.hero-tag::before {
    content: "";
    width: 30px;
    height: 1px;
    background: var(--gold);
}
.hero h1 {
    font-family: "Playfair Display", serif;
    font-size: clamp(52px, 8vw, 100px);
    font-weight: 900;
    line-height: 0.95;
    margin-bottom: 30px;
}
.hero h1 .line {
    display: block;
    overflow: hidden;
}
.hero h1 .gold {
    color: var(--gold);
}
.hero h1 .stroke {
    -webkit-text-stroke: 1px var(--gold);
    color: transparent;
}
.hero-desc {
    font-size: 17px;
    color: var(--text);
    line-height: 1.7;
    max-width: 520px;
    margin-bottom: 44px;
    font-weight: 300;
}
.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.btn-primary {
    background: var(--gold);
    color: var(--black);
    padding: 16px 36px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}
.btn-primary::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--gold-light);
    transform: translateX(-100%);
    transition: transform 0.3s;
}
.btn-primary:hover::before {
    transform: translateX(0);
}
.btn-primary span {
    position: relative;
    z-index: 1;
}
.btn-outline {
    background: transparent;
    color: var(--gold);
    padding: 15px 35px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid var(--gold);
    cursor: pointer;
    transition: all 0.3s;
}
.btn-outline:hover {
    background: var(--gold-dim);
}
.hero-stats {
    position: absolute;
    right: 60px;
    bottom: 80px;
    display: flex;
    gap: 50px;
    z-index: 2;
}
.stat-item {
    text-align: center;
}
.stat-num {
    font-family: "Playfair Display", serif;
    font-size: 42px;
    font-weight: 900;
    color: var(--gold);
    line-height: 1;
    display: block;
}
.stat-label {
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--grey);
    margin-top: 4px;
}
.hero-scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--grey);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: scrollBounce 2s ease-in-out infinite;
}
.hero-scroll::after {
    content: "";
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--gold), transparent);
}
@keyframes scrollBounce {
    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(8px);
    }
}
/* Hero floating visual */
.hero-visual {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    width: 480px;
    height: 480px;
}
.hero-chart {
    width: 100%;
    height: 100%;
    position: relative;
}
.chart-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 215, 0, 0.15);
    animation: rotate 20s linear infinite;
}
.chart-ring:nth-child(1) {
    inset: 0;
    animation-duration: 25s;
}
.chart-ring:nth-child(2) {
    inset: 30px;
    animation-duration: 20s;
    animation-direction: reverse;
}
.chart-ring:nth-child(3) {
    inset: 60px;
    animation-duration: 15s;
}
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}
.chart-center {
    position: absolute;
    inset: 80px;
    background: radial-gradient(circle at center, rgba(255, 215, 0, 0.2), transparent 70%);
    border-radius: 50%;
    border: 1px solid rgba(255, 215, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}
.chart-inner-text {
    text-align: center;
}
.chart-inner-text .big {
    font-family: "Playfair Display", serif;
    font-size: 48px;
    color: var(--gold);
    font-weight: 900;
    display: block;
}
.chart-inner-text .small {
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--grey);
    text-transform: uppercase;
}
.chart-dots {
    position: absolute;
    inset: 0;
}
.chart-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--gold);
}

/* ============ SECTIONS SHARED ============ */
section {
    padding: 100px 60px;
}
.section-tag {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.section-tag::before {
    content: "";
    width: 24px;
    height: 1px;
    background: var(--gold);
}
.section-title {
    font-family: "Playfair Display", serif;
    font-size: clamp(36px, 5vw, 60px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
}
.section-title .gold {
    color: var(--gold);
}
.section-desc {
    color: var(--text);
    font-size: 16px;
    line-height: 1.8;
    max-width: 580px;
    font-weight: 300;
}
.gold-line {
    width: 60px;
    height: 3px;
    background: var(--gold);
    margin: 24px 0;
}

/* ============ SERVICES SECTION ============ */
/* ============ SERVICES SHOWCASE ============ */
.showcase-container {
    display: flex;
    gap: 60px;
    margin-top: 80px;
    min-height: 500px;
}
.showcase-menu {
    flex: 0 0 450px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.showcase-item {
    padding: 24px 30px;
    background: rgba(255, 255, 255, 0.02);
    border-left: 2px solid transparent;
    cursor: pointer;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}
.showcase-item::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(255, 215, 0, 0.05), transparent);
    transform: translateX(-100%);
    transition: transform 0.4s;
}
.showcase-item.active {
    background: rgba(255, 215, 0, 0.08);
    border-left-color: var(--gold);
}
.showcase-item.active::after {
    transform: translateX(0);
}
.showcase-item h3 {
    font-family: "Playfair Display", serif;
    font-size: 20px;
    margin-bottom: 4px;
    transition: color 0.3s;
}
.showcase-item.active h3 {
    color: var(--gold);
}
.showcase-item .item-num {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--grey);
    display: block;
    margin-bottom: 8px;
}
.showcase-item.active .item-num {
    color: var(--gold);
}

.showcase-display {
    flex: 1;
    position: relative;
    background: rgba(10, 10, 10, 0.5);
    border: 1px solid rgba(255, 215, 0, 0.05);
    backdrop-filter: blur(10px);
    overflow: hidden;
}
.showcase-content-item {
    position: absolute;
    inset: 0;
    padding: 60px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.showcase-content-item.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.showcase-visual {
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
}
.showcase-visual img {
    height: 100%;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.6));
    animation: float 6s ease-in-out infinite;
}
@keyframes float {
    0%,
    100% {
        transform: translateY(0) rotate(0);
    }
    50% {
        transform: translateY(-15px) rotate(2deg);
    }
}
.showcase-text h2 {
    font-family: "Playfair Display", serif;
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--gold);
}
.showcase-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text);
    max-width: 600px;
    margin-bottom: 30px;
}
.showcase-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--gold);
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: all 0.3s;
}
.showcase-btn:hover {
    gap: 20px;
}

.service-card h3 {
    font-family: "Playfair Display", serif;
    font-size: 22px;
    margin-bottom: 12px;
}
.service-card p {
    color: var(--text);
    font-size: 14px;
    line-height: 1.8;
    font-weight: 300;
}

/* ============ CARDS SHARED ============ */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 60px;
}
.card {
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.1);
    overflow: hidden;
    transition: all 0.4s;
    cursor: pointer;
}
.card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 215, 0, 0.3);
    box-shadow: 0 20px 60px rgba(255, 215, 0, 0.08);
}
.card-thumb {
    height: 220px;
    position: relative;
    overflow: hidden;
    background: var(--black-4);
}
.card-thumb-bg {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.card-thumb svg {
    width: 100%;
    height: 100%;
}
.card-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--gold);
    color: var(--black);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 5px 12px;
}
.card-body {
    padding: 28px;
}
.card-cat {
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 10px;
    font-family: "Barlow Condensed", sans-serif;
    font-weight: 600;
}
.card h3 {
    font-family: "Playfair Display", serif;
    font-size: 20px;
    margin-bottom: 10px;
    line-height: 1.3;
}
.card p {
    color: var(--text);
    font-size: 13px;
    line-height: 1.7;
    font-weight: 300;
    margin-bottom: 20px;
}
.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.card-price {
    font-family: "Playfair Display", serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--gold);
}
.card-price span {
    font-size: 13px;
    color: var(--grey);
    font-family: "Barlow", sans-serif;
    font-weight: 400;
}
.card-arrow {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 18px;
    transition: all 0.3s;
}
.card:hover .card-arrow {
    background: var(--gold);
    color: var(--black);
}

/* ============ MARQUEE ============ */
.marquee-wrap {
    background: var(--gold);
    padding: 16px 0;
    overflow: hidden;
    white-space: nowrap;
}
.marquee-track {
    display: inline-flex;
    gap: 50px;
    animation: marquee 20s linear infinite;
}
.marquee-item {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--black);
    display: flex;
    align-items: center;
    gap: 20px;
}
.marquee-item::after {
    content: "✦";
    color: rgba(0, 0, 0, 0.3);
}
@keyframes marquee {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-50%);
    }
}

/* ============ TESTIMONIALS ============ */
.testimonials {
    background: var(--black-2);
}
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 60px;
}
.testimonial-card {
    border: 1px solid rgba(255, 215, 0, 0.1);
    padding: 36px;
    position: relative;
}
.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    right: 28px;
    font-family: "Playfair Display", serif;
    font-size: 80px;
    color: rgba(255, 215, 0, 0.08);
    line-height: 1;
}
.stars {
    color: var(--gold);
    font-size: 14px;
    margin-bottom: 16px;
    letter-spacing: 2px;
}
.testimonial-card p {
    color: var(--text);
    font-size: 14px;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 24px;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}
.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gold-dim);
    border: 2px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--gold);
    font-size: 16px;
}
.author-name {
    font-weight: 600;
    font-size: 14px;
}
.author-role {
    font-size: 12px;
    color: var(--grey);
}

/* ============ CTA SECTION ============ */
.cta-section {
    /* background: linear-gradient(135deg, #111100, #1a1200); */
    background: url("../images/cta_start_now_banner_1776013682551.png");
    background-size: cover;
    background-position: center;
    border-top: 1px solid rgba(255, 215, 0, 0.2);
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
    text-align: center;
    position: relative;
    z-index: 1;
    overflow: hidden;
}
.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 30% 50%, rgba(0, 0, 0, 0.9) 0%, transparent 60%),
        radial-gradient(circle at 70% 50%, rgba(0, 0, 0, 0.1) 0%, transparent 60%);
    z-index: -1;
}
.cta-section .section-title {
    font-size: clamp(36px, 5vw, 68px);
}
.cta-section .section-desc {
    margin: 0 auto 40px;
}
.cta-section .gold-line {
    margin: 20px auto;
}
.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* ============ FOOTER ============ */
footer {
    background: var(--black);
    border-top: 1px solid rgba(255, 215, 0, 0.1);
    padding: 60px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}
.footer-logo {
    font-family: "Playfair Display", serif;
    font-size: 28px;
    font-weight: 900;
    color: var(--gold);
    margin-bottom: 16px;
}
.footer-desc {
    color: var(--text);
    font-size: 14px;
    line-height: 1.8;
    max-width: 300px;
}
.footer-col h4 {
    font-family: "Barlow Condensed", sans-serif;
    font-size: 12px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
    font-weight: 600;
}
.footer-col ul {
    list-style: none;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
    cursor: pointer;
}
.footer-col ul li a:hover {
    color: var(--gold);
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-bottom p {
    color: var(--grey);
    font-size: 13px;
}
.social-links {
    display: flex;
    gap: 12px;
}
.social-link {
    width: 38px;
    height: 38px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s;
}
.social-link:hover {
    background: var(--gold);
    color: var(--black);
}

/* ============ IMMERSIVE HERO SYSTEM ============ */
.hero-overlay-dark {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to bottom, rgba(10, 10, 10, 0.3) 0%, rgba(10, 10, 10, 0.95) 100%),
        radial-gradient(circle at center, rgba(10, 10, 10, 0.2) 0%, rgba(10, 10, 10, 0.85) 100%),
        linear-gradient(rgba(255, 215, 0, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 215, 0, 0.05) 1px, transparent 1px);
    background-size:
        100% 100%,
        100% 100%,
        40px 40px,
        40px 40px;
    z-index: 1;
}
.hero-centered-content {
    position: relative;
    z-index: 2;
    padding: 0 60px;
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
}
.hero-centered-content p {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}
.glass-card {
    background: rgba(15, 15, 15, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 8px;
    padding: 40px;
}

/* ============ ABOUT PAGE ============ */
.about-hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}
.about-hero-bg {
    position: absolute;
    inset: 0;
    background: url("../images/hero_about_concept_1776151353207.png") no-repeat center center/cover;
}
.about-split,
.software-split,
.course-split,
.detail-hero-split,
.cd-split,
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 0 60px;
    height: 100%;
    width: 100%;
    position: relative;
    z-index: 2;
}
.about-split {
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}
.about-visual {
    position: relative;
    height: 480px;
}
.about-visual-main {
    position: absolute;
    inset: 0;
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.about-visual-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}
.about-visual-accent-inner {
    text-align: center;
}
.about-visual-accent .num {
    font-family: "Playfair Display", serif;
    font-size: 32px;
    font-weight: 900;
    color: var(--black);
    line-height: 1;
    display: block;
}
.about-visual-accent .lbl {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--black);
}
.about-visual-tag {
    position: absolute;
    top: 20px;
    left: -20px;
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.3);
    padding: 12px 20px;
    z-index: 2;
}
.about-visual-tag p {
    font-size: 11px;
    color: var(--grey);
    letter-spacing: 1px;
}
.about-visual-tag strong {
    font-size: 16px;
    color: var(--gold);
    display: block;
}
.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}
.value-item {
    padding: 24px;
    border-left: 2px solid var(--gold);
    background: var(--black-3);
}
.value-item h4 {
    font-size: 16px;
    margin-bottom: 8px;
}
.value-item p {
    color: var(--text);
    font-size: 13px;
    line-height: 1.7;
}
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 60px;
}
.team-card {
    text-align: center;
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.1);
    padding: 36px 24px;
    transition: all 0.3s;
}
.team-card:hover {
    border-color: rgba(255, 215, 0, 0.3);
    transform: translateY(-4px);
}
.team-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: var(--gold-dim);
    border: 2px solid var(--gold);
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
}
.team-name {
    font-family: "Playfair Display", serif;
    font-size: 18px;
    margin-bottom: 6px;
}
.team-role {
    font-size: 12px;
    color: var(--gold);
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* ============ SOFTWARE LIST ============ */
.software-hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--black);
}
.software-hero-bg {
    position: absolute;
    inset: 0;
    background: url("../images/hero_software_concept_1776151378205.png") no-repeat center center/cover;
}
.software-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px;
}
.filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.filter-btn {
    padding: 8px 20px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    background: transparent;
    color: var(--text);
    font-size: 12px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s;
    font-family: "Barlow", sans-serif;
}
.filter-btn.active,
.filter-btn:hover {
    background: var(--gold);
    color: var(--black);
    border-color: var(--gold);
    font-weight: 600;
}
.software-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.sw-card {
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.1);
    overflow: hidden;
    transition: all 0.4s;
    cursor: pointer;
}
.sw-card:hover {
    border-color: rgba(255, 215, 0, 0.3);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(255, 215, 0, 0.06);
}
.sw-thumb {
    height: 200px;
    position: relative;
    overflow: hidden;
    background: var(--black-4);
    display: flex;
    align-items: center;
    justify-content: center;
}
.sw-icon {
    font-size: 64px;
    opacity: 0.6;
}
.sw-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent, rgba(10, 10, 10, 0.8));
}
.sw-tech-stack {
    position: absolute;
    bottom: 12px;
    left: 16px;
    display: flex;
    gap: 6px;
}
.tech-pill {
    padding: 3px 10px;
    background: rgba(255, 215, 0, 0.15);
    border: 1px solid rgba(255, 215, 0, 0.3);
    font-size: 10px;
    color: var(--gold);
    letter-spacing: 1px;
}
.sw-body {
    padding: 24px;
}
.sw-cat {
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 8px;
}
.sw-card h3 {
    font-family: "Playfair Display", serif;
    font-size: 20px;
    margin-bottom: 10px;
}
.sw-card p {
    color: var(--text);
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 20px;
}
.sw-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.sw-price {
    font-family: "Playfair Display", serif;
    font-size: 20px;
    color: var(--gold);
}
.btn-sm {
    padding: 8px 20px;
    background: transparent;
    border: 1px solid var(--gold);
    color: var(--gold);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s;
    font-family: "Barlow", sans-serif;
}
.btn-sm:hover {
    background: var(--gold);
    color: var(--black);
}

/* ============ SOFTWARE DETAIL ============ */
.detail-hero {
    height: 100vh;
    display: flex;
    align-items: flex-end;
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
    background: var(--black);
}
.detail-hero-bg {
    position: absolute;
    inset: 0;
    background: url("../images/hero_detail_sw_concept_1776151411370.png") no-repeat center center/cover;
}
.detail-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px;
    max-width: 800px;
}
.detail-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gold);
    font-size: 12px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    margin-bottom: 30px;
    background: none;
    border: none;
    font-family: "Barlow", sans-serif;
    transition: gap 0.3s;
}
.detail-back:hover {
    gap: 14px;
}
.detail-body {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 60px;
    padding: 80px 60px;
}
.detail-features {
    margin: 40px 0;
}
.detail-features h3 {
    font-family: "Playfair Display", serif;
    font-size: 24px;
    margin-bottom: 24px;
}
.feature-list {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.feature-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text);
}
.feature-list li::before {
    content: "→";
    color: var(--gold);
}
.detail-visual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 30px;
}
.detail-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}
.detail-card {
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.2);
    padding: 36px;
}
.detail-price-big {
    font-family: "Playfair Display", serif;
    font-size: 48px;
    color: var(--gold);
    font-weight: 900;
    margin-bottom: 8px;
}
.detail-price-note {
    color: var(--grey);
    font-size: 13px;
    margin-bottom: 28px;
}
.detail-meta {
    margin: 24px 0;
}
.detail-meta-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 13px;
}
.detail-meta-item .lbl {
    color: var(--grey);
}
.detail-meta-item .val {
    color: var(--white);
    font-weight: 500;
}

/* ============ COURSES LIST ============ */
.course-hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--black);
}
.course-hero-bg {
    position: absolute;
    inset: 0;
    background: url("../images/hero_courses_concept_1776151393592.png") no-repeat center center/cover;
}
.course-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px;
}
.course-levels {
    display: flex;
    gap: 12px;
    margin-bottom: 50px;
}
.level-tag {
    padding: 6px 16px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--grey);
    cursor: pointer;
    transition: all 0.3s;
}
.level-tag.active {
    background: var(--gold);
    color: var(--black);
    border-color: var(--gold);
    font-weight: 600;
}
.course-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.course-card {
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.1);
    overflow: hidden;
    transition: all 0.4s;
    cursor: pointer;
}
.course-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 215, 0, 0.3);
    box-shadow: 0 20px 60px rgba(255, 215, 0, 0.08);
}
.course-thumb {
    height: 200px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.course-thumb-bg {
    position: absolute;
    inset: 0;
}
.course-thumb-icon {
    font-size: 72px;
    position: relative;
    z-index: 1;
    opacity: 0.7;
}
.course-level-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}
.badge-beginner {
    background: rgba(0, 200, 100, 0.2);
    color: #00c864;
    border: 1px solid rgba(0, 200, 100, 0.3);
}
.badge-intermediate {
    background: rgba(255, 180, 0, 0.2);
    color: #ffb400;
    border: 1px solid rgba(255, 180, 0, 0.3);
}
.badge-advanced {
    background: rgba(255, 50, 50, 0.2);
    color: #ff3232;
    border: 1px solid rgba(255, 50, 50, 0.3);
}
.course-body {
    padding: 24px;
}
.course-meta-row {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
}
.course-meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--grey);
}
.course-card h3 {
    font-family: "Playfair Display", serif;
    font-size: 19px;
    margin-bottom: 8px;
    line-height: 1.3;
}
.course-card p {
    color: var(--text);
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 18px;
}
.course-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.course-price-new {
    font-family: "Playfair Display", serif;
    font-size: 22px;
    color: var(--gold);
    font-weight: 700;
}
.course-price-old {
    font-size: 13px;
    color: var(--grey);
    text-decoration: line-through;
    margin-left: 6px;
}

/* ============ COURSE DETAIL ============ */
.cd-hero {
    height: 100vh;
    display: flex;
    align-items: flex-end;
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
}
.cd-hero-bg {
    position: absolute;
    inset: 0;
    background: url("../images/hero_detail_cd_concept_1776151428257.png") no-repeat center center/cover;
}
.cd-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px;
    max-width: 780px;
}
.cd-body {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 60px;
    padding: 80px 60px;
}
.curriculum {
    margin-top: 40px;
}
.curriculum h3 {
    font-family: "Playfair Display", serif;
    font-size: 26px;
    margin-bottom: 28px;
}
.module {
    border: 1px solid rgba(255, 215, 0, 0.1);
    margin-bottom: 12px;
    overflow: hidden;
}
.module-header {
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    background: var(--black-3);
    transition: background 0.3s;
}
.module-header:hover {
    background: var(--black-4);
}
.module-title {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 15px;
    font-weight: 500;
}
.module-num {
    width: 28px;
    height: 28px;
    border: 1px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--gold);
    font-weight: 700;
}
.module-toggle {
    color: var(--gold);
    font-size: 20px;
}
.module-lessons {
    border-top: 1px solid rgba(255, 215, 0, 0.1);
}
.lesson {
    padding: 14px 24px 14px 66px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    font-size: 13px;
    color: var(--text);
}
.lesson:last-child {
    border-bottom: none;
}
.lesson-time {
    color: var(--grey);
    font-size: 12px;
}
.instructor-card {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.1);
    padding: 32px;
    margin-top: 40px;
}
.instructor-img {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: var(--gold-dim);
    border: 2px solid var(--gold);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}
.instructor-img img {
    width: 100%;
    height: 100%;
    border-radius: 100%;
}
.instructor-name {
    font-family: "Playfair Display", serif;
    font-size: 22px;
    margin-bottom: 4px;
}
.instructor-title {
    font-size: 13px;
    color: var(--gold);
    margin-bottom: 10px;
}
.instructor-bio {
    font-size: 13px;
    color: var(--text);
    line-height: 1.7;
}

/* ============ CONTACT ============ */
.contact-hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--black);
}
.contact-hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 80% 50%, rgba(255, 215, 0, 0.08) 0%, transparent 55%);
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    padding: 80px 60px;
}
.contact-info-items {
    margin-top: 40px;
}
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 32px;
}
.contact-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    border: 1px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--gold);
}
.contact-info-item h4 {
    font-size: 15px;
    margin-bottom: 4px;
}
.contact-info-item p {
    color: var(--text);
    font-size: 14px;
}
.contact-form {
    background: var(--black-3);
    border: 1px solid rgba(255, 215, 0, 0.15);
    padding: 48px;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.form-group {
    margin-bottom: 24px;
}
.form-group label {
    display: block;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 10px;
    font-weight: 600;
    font-family: "Barlow Condensed", sans-serif;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    background: var(--black);
    border: 1px solid rgba(255, 215, 0, 0.15);
    color: var(--white);
    padding: 14px 16px;
    font-size: 14px;
    font-family: "Barlow", sans-serif;
    transition: border-color 0.3s;
    outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.05);
}
.form-group textarea {
    height: 140px;
    resize: vertical;
}
.form-group select option {
    background: var(--black-3);
}

/* ============ REVEAL ANIMATIONS ============ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 {
    transition-delay: 0.1s;
}
.reveal-delay-2 {
    transition-delay: 0.2s;
}
.reveal-delay-3 {
    transition-delay: 0.3s;
}
.reveal-delay-4 {
    transition-delay: 0.4s;
}

/* ============ LOADING ============ */
#loader {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    transition:
        opacity 0.6s,
        visibility 0.6s;
}
#loader.hidden {
    opacity: 0;
    visibility: hidden;
}
.loader-inner {
    text-align: center;
}
.loader-logo {
    font-family: "Playfair Display", serif;
    font-size: 40px;
    color: var(--gold);
    font-weight: 900;
    margin-bottom: 24px;
    animation: loaderPulse 1s ease-in-out infinite;
}
@keyframes loaderPulse {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}
.loader-bar-wrap {
    width: 200px;
    height: 2px;
    background: var(--black-4);
    margin: 0 auto;
}
.loader-bar {
    height: 100%;
    background: var(--gold);
    width: 0;
    animation: loadBar 1.5s ease forwards;
}
@keyframes loadBar {
    to {
        width: 100%;
    }
}

/* Prevent scroll when page loads */
.no-scroll {
    overflow: hidden;
}

/* ============ HAMBURGER MENU ============ */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    z-index: 1100;
}
.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}
.menu-toggle.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.menu-toggle.open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.menu-toggle.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer */
.mobile-drawer {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1050;
    pointer-events: none;
}
.mobile-drawer.open {
    pointer-events: all;
}
.drawer-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    opacity: 0;
    transition: opacity 0.35s;
}
.mobile-drawer.open .drawer-overlay {
    opacity: 1;
}
.drawer-panel {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(300px, 85vw);
    background: var(--black-2);
    border-left: 1px solid rgba(255, 215, 0, 0.15);
    padding: 80px 36px 40px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: 0;
}
.mobile-drawer.open .drawer-panel {
    transform: translateX(0);
}
.drawer-nav-links {
    list-style: none;
}
.drawer-nav-links li {
    border-bottom: 1px solid rgba(255, 215, 0, 0.08);
}
.drawer-nav-links a {
    display: block;
    padding: 16px 0;
    color: var(--text);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 1px;
    cursor: pointer;
    transition:
        color 0.3s,
        padding-left 0.3s;
}
.drawer-nav-links a:hover {
    color: var(--gold);
    padding-left: 6px;
}
.drawer-cta {
    display: block;
    margin-top: 28px;
    background: var(--gold);
    color: var(--black);
    padding: 14px 28px;
    text-align: center;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    border: none;
    width: 100%;
    font-family: "Barlow", sans-serif;
    transition: background 0.3s;
}
.drawer-cta:hover {
    background: var(--gold-light);
}