/* ===== CSS Variables ===== */
:root {
    --bg-950: #020617;
    --bg-900: #0f172a;
    --bg-800: #1e293b;
    --bg-700: #334155;
    --amber-400: #fbbf24;
    --amber-500: #f59e0b;
    --amber-600: #d97706;
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-dark: #64748b;
    --border-subtle: rgba(245, 158, 11, 0.15);
    --border-card: rgba(255, 255, 255, 0.06);
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-width: 1280px;
    --nav-height: 80px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-950);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* ===== Utilities ===== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.amber {
    color: var(--amber-500);
}

.center {
    text-align: center;
}

.section-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--amber-500);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 56px;
    font-weight: 300;
    line-height: 1.7;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 1000;
    transition: background-color var(--transition), box-shadow var(--transition);
    background-color: transparent;
}

.navbar.scrolled {
    background-color: rgba(2, 6, 23, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: opacity var(--transition);
}

.nav-logo:hover {
    opacity: 0.85;
}

.nav-logo img {
    width: 44px;
    height: 44px;
    border-radius: 8px;
}

.nav-logo-text {
    font-size: 1.4rem;
    font-weight: 300;
    letter-spacing: 4px;
    color: var(--text-primary);
}

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

.nav-link {
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 1px;
    color: var(--text-muted);
    transition: color var(--transition);
    position: relative;
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--amber-500);
    transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--amber-500);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: var(--bg-950);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(245, 158, 11, 0.06) 0%, transparent 60%),
        radial-gradient(circle at 20% 80%, rgba(245, 158, 11, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 24px;
}

.hero-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--amber-500);
    text-transform: uppercase;
    margin-bottom: 24px;
    display: inline-block;
}

.hero-title {
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    font-weight: 300;
    line-height: 1.15;
    margin-bottom: 28px;
    color: var(--text-primary);
}

.hero-title strong {
    font-weight: 300;
    color: var(--amber-500);
}

.hero-subtitle {
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 48px;
    font-weight: 300;
    line-height: 1.8;
}

.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;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    border-radius: 6px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--amber-500), var(--amber-600));
    color: #0b0b1a;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--amber-400), var(--amber-500));
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.25);
}

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--bg-700);
}

.btn-outline:hover {
    border-color: var(--amber-500);
    color: var(--amber-500);
    transform: translateY(-2px);
}

.btn svg {
    width: 18px;
    height: 18px;
}

/* ===== Intro / About Section ===== */
.intro {
    padding: 120px 0;
    background-color: var(--bg-900);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.intro-text .section-label {
    margin-bottom: 12px;
}

.intro-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 300;
    margin-bottom: 24px;
    line-height: 1.3;
}

.intro-text p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 18px;
    font-weight: 300;
    line-height: 1.8;
}

.intro-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 32px;
}

.intro-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 400;
}

.intro-feature svg {
    width: 20px;
    height: 20px;
    color: var(--amber-500);
    flex-shrink: 0;
}

.intro-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stat-card {
    background: var(--bg-800);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition);
}

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

.stat-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 16px;
    color: var(--amber-500);
}

.stat-icon svg {
    width: 100%;
    height: 100%;
}

.stat-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.stat-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 300;
    line-height: 1.5;
}

/* ===== Approach Section ===== */
.approach {
    padding: 120px 0;
    background-color: var(--bg-950);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 56px;
}

.approach-step {
    position: relative;
    padding: 40px 24px;
    background: var(--bg-900);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    text-align: center;
    transition: all var(--transition);
}

.approach-step:hover {
    border-color: var(--border-subtle);
    transform: translateY(-4px);
}

.step-number {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--amber-500);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.step-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 20px;
    color: var(--amber-500);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-icon svg {
    width: 24px;
    height: 24px;
}

.approach-step h3 {
    font-size: 1.15rem;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.approach-step p {
    font-size: 0.88rem;
    color: var(--text-muted);
    font-weight: 300;
    line-height: 1.6;
}

/* ===== Services Section ===== */
.services {
    padding: 120px 0;
    background-color: var(--bg-900);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background-color: var(--bg-950);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 40px 28px;
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--border-subtle);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
    color: var(--amber-500);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-title {
    font-size: 1.15rem;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.service-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 300;
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 300;
}

.service-features li svg {
    width: 16px;
    height: 16px;
    color: var(--amber-500);
    flex-shrink: 0;
}

/* ===== Expertise Section ===== */
.expertise {
    padding: 120px 0;
    background-color: var(--bg-950);
}

.expertise-main-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 80px;
}

.expertise-card {
    background: var(--bg-900);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 40px 28px;
    transition: all var(--transition);
}

.expertise-card:hover {
    border-color: var(--border-subtle);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.expertise-card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
    color: var(--amber-500);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.expertise-card-icon svg {
    width: 24px;
    height: 24px;
}

.expertise-card h3 {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.expertise-card .tagline {
    font-size: 0.85rem;
    color: var(--amber-500);
    margin-bottom: 20px;
    font-weight: 400;
}

.expertise-card ul {
    list-style: none;
}

.expertise-card ul li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    color: var(--text-muted);
    font-size: 0.88rem;
    font-weight: 300;
    line-height: 1.5;
}

.expertise-card ul li svg {
    width: 16px;
    height: 16px;
    color: var(--amber-500);
    flex-shrink: 0;
    margin-top: 3px;
}

/* Additional Capabilities */
.capabilities-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 80px;
}

.capability-card {
    background: var(--bg-900);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 36px 28px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: all var(--transition);
}

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

.capability-icon {
    width: 44px;
    height: 44px;
    color: var(--amber-500);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.capability-icon svg {
    width: 22px;
    height: 22px;
}

.capability-card h4 {
    font-size: 1.05rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.capability-card p {
    font-size: 0.88rem;
    color: var(--text-muted);
    font-weight: 300;
    line-height: 1.6;
}

/* Training Programs */
.training-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.training-card {
    background: var(--bg-900);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 36px 24px;
    text-align: center;
    transition: all var(--transition);
}

.training-card:hover {
    border-color: var(--border-subtle);
    transform: translateY(-4px);
}

.training-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 20px;
    color: var(--amber-500);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.training-icon svg {
    width: 24px;
    height: 24px;
}

.training-card h4 {
    font-size: 1.05rem;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.training-card ul {
    list-style: none;
    text-align: left;
}

.training-card ul li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 300;
}

.training-card ul li svg {
    width: 14px;
    height: 14px;
    color: var(--amber-500);
    flex-shrink: 0;
}

/* ===== CTA Banner ===== */
.cta-banner {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--bg-900), var(--bg-950));
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 50%, rgba(245, 158, 11, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
}

.cta-banner h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 300;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.cta-banner p {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    font-weight: 300;
    line-height: 1.7;
}

/* ===== Contact Section ===== */
.contact {
    padding: 120px 0;
    background-color: var(--bg-900);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info {
    padding-top: 20px;
}

.contact-info h3 {
    font-size: 1.8rem;
    font-weight: 300;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.contact-info > p {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 300;
    line-height: 1.7;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-item-icon {
    width: 44px;
    height: 44px;
    color: var(--amber-500);
    background: rgba(245, 158, 11, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon svg {
    width: 20px;
    height: 20px;
}

.contact-item h4 {
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.contact-item p,
.contact-item a {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 300;
}

.contact-item a:hover {
    color: var(--amber-500);
}

/* Contact Form */
.contact-form {
    background: var(--bg-950);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 40px;
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group label .required {
    color: var(--amber-500);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-900);
    border: 1px solid var(--border-card);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--amber-500);
}

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

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

.form-submit {
    width: 100%;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--amber-500), var(--amber-600));
    color: #0b0b1a;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition);
}

.form-submit:hover {
    background: linear-gradient(135deg, var(--amber-400), var(--amber-500));
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.25);
}

.form-submit svg {
    width: 18px;
    height: 18px;
}

.form-message {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 400;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.form-message.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ===== Footer ===== */
.footer {
    padding: 32px 0;
    background-color: var(--bg-950);
    border-top: 1px solid var(--border-card);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0.7;
}

.footer-logo img {
    width: 32px;
    height: 32px;
    border-radius: 6px;
}

.footer-logo-text {
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 3px;
    color: var(--text-primary);
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--text-dark);
    font-weight: 300;
}

/* ===== Animations ===== */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .intro-grid {
        gap: 48px;
    }

    .expertise-main-grid {
        grid-template-columns: 1fr;
    }

    .approach-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .training-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --nav-height: 70px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        background-color: rgba(2, 6, 23, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        align-items: center;
        justify-content: center;
        gap: 32px;
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition), visibility var(--transition);
    }

    .nav-menu.open {
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        font-size: 1rem;
        letter-spacing: 2px;
    }

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

    .intro-stats {
        order: -1;
    }

    .intro-features {
        grid-template-columns: 1fr;
    }

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

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

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

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

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .intro,
    .approach,
    .services,
    .expertise,
    .contact,
    .cta-banner {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

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

    .btn {
        padding: 12px 28px;
        font-size: 0.85rem;
    }

    .service-card {
        padding: 32px 20px;
    }

    .contact-form {
        padding: 28px 20px;
    }
}