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

/* ===== THEME VARIABLES ===== */
:root,
[data-theme="dark"] {
    --bg: #0a0e1a;
    --bg-2: #0f1420;
    --surface: #131a2b;
    --surface-2: #1a2236;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.15);
    --text: #eef2f9;
    --text-muted: #8b96ad;
    --text-dim: #5c6780;
    --accent: #00d4ff;
    --accent-2: #7b5cff;
    --accent-glow: rgba(0, 212, 255, 0.35);
    --gradient: linear-gradient(135deg, #00d4ff 0%, #7b5cff 100%);
    --header-bg: rgba(10, 14, 26, 0.7);
    --header-bg-scrolled: rgba(10, 14, 26, 0.95);
    --mobile-nav-bg: rgba(10, 14, 26, 0.98);
    --grid-line: rgba(255, 255, 255, 0.02);
    --hover-surface: rgba(255, 255, 255, 0.04);
    --hover-surface-2: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 20px 48px rgba(0, 0, 0, 0.4);
    --hero-overlay-strong: rgba(10, 14, 26, 0.92);
    --hero-overlay-mid: rgba(10, 14, 26, 0.72);
    --hero-overlay-light: rgba(10, 14, 26, 0.35);
    --radius: 14px;
    --radius-lg: 22px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg: #f7f9fc;
    --bg-2: #eef2f8;
    --surface: #ffffff;
    --surface-2: #ffffff;
    --border: rgba(10, 14, 26, 0.08);
    --border-strong: rgba(10, 14, 26, 0.15);
    --text: #0a0e1a;
    --text-muted: #4a5570;
    --text-dim: #7a859c;
    --accent: #0091c2;
    --accent-2: #6242e8;
    --accent-glow: rgba(0, 145, 194, 0.25);
    --gradient: linear-gradient(135deg, #00a8d8 0%, #6242e8 100%);
    --header-bg: rgba(247, 249, 252, 0.75);
    --header-bg-scrolled: rgba(247, 249, 252, 0.95);
    --mobile-nav-bg: rgba(247, 249, 252, 0.98);
    --grid-line: rgba(10, 14, 26, 0.04);
    --hover-surface: rgba(10, 14, 26, 0.04);
    --hover-surface-2: rgba(10, 14, 26, 0.07);
    --card-shadow: 0 20px 48px rgba(10, 14, 26, 0.08);
    --hero-overlay-strong: rgba(247, 249, 252, 0.85);
    --hero-overlay-mid: rgba(247, 249, 252, 0.6);
    --hero-overlay-light: rgba(247, 249, 252, 0.15);
}

/* ===== BASE ===== */
html {
    scroll-behavior: smooth;
    transition: background-color 0.4s ease, color 0.4s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.4s ease, color 0.4s ease;
}

h1, h2, h3, h4 {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===== HEADER ===== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: var(--header-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.site-header.scrolled {
    background: var(--header-bg-scrolled);
    border-bottom-color: var(--border);
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    text-decoration: none;
}

.brand-mark {
    height: 42px;
    width: auto;
    max-width: 100px;
    display: block;
    object-fit: contain;
    transition: var(--transition);
    flex-shrink: 0;
}

.brand:hover .brand-mark {
    opacity: 0.9;
    transform: scale(1.02);
}

.brand-name {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    transition: var(--transition);
}

.brand-name-line {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.05em;
    color: var(--text);
    white-space: nowrap;
    transition: color 0.3s ease;
}

.brand-name-small {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.14em;
    color: var(--text-muted);
    margin-top: 2px;
    text-transform: uppercase;
}

.footer-brand .brand {
    display: inline-flex;
    margin-bottom: 4px;
}

.footer-brand .brand-mark {
    height: 38px;
    max-width: 90px;
}

.footer-brand .brand-name-line {
    font-size: 12px;
}

.footer-brand .brand-name-small {
    font-size: 8px;
}

.desktop-nav {
    display: flex;
    gap: 4px;
    margin-left: auto;
}

.nav-link {
    padding: 9px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-link:hover { color: var(--text); background: var(--hover-surface); }
.nav-link.active { color: var(--text); background: rgba(0, 212, 255, 0.08); }

.nav-link[target="_blank"]::after {
    content: '↗';
    display: inline-block;
    font-size: 11px;
    margin-left: 5px;
    opacity: 0.6;
    vertical-align: super;
    transition: var(--transition);
}

.nav-link[target="_blank"]:hover::after {
    opacity: 1;
    transform: translate(1px, -1px);
}

.mobile-nav a[target="_blank"]::after {
    content: ' ↗';
    font-size: 12px;
    opacity: 0.6;
    margin-left: 4px;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: var(--gradient);
    color: #0a0e1a;
    font-weight: 600;
    font-size: 14px;
    border-radius: 10px;
    transition: var(--transition);
    box-shadow: 0 4px 24px var(--accent-glow);
}

.header-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 32px var(--accent-glow); }

/* ===== MENU TOGGLE (hamburger) ===== */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 24px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== MOBILE NAV (base — hidden by default) ===== */
.mobile-nav {
    display: none;
    flex-direction: column;
    padding: 0 32px;
    background: var(--mobile-nav-bg);
    border-top: 1px solid transparent;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-height 0.4s ease,
                opacity 0.3s ease,
                padding 0.3s ease,
                visibility 0.4s,
                border-color 0.4s ease;
}

.mobile-nav.open {
    max-height: 500px;
    padding: 16px 32px 24px;
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    border-top-color: var(--border);
}

.mobile-nav a {
    padding: 12px 0;
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 1px solid var(--border);
}

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

.mobile-cta {
    margin-top: 16px;
    background: var(--gradient);
    color: #0a0e1a !important;
    text-align: center;
    padding: 12px !important;
    border-radius: 10px;
    font-weight: 600;
    border-bottom: none !important;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 32px 80px;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    will-change: opacity;
}

.hero-slide.active { opacity: 1; }

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(1.05);
    transition: transform 8s ease-out;
}

.hero-slide.active img {
    transform: scale(1);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        90deg,
        var(--hero-overlay-strong) 0%,
        var(--hero-overlay-mid) 40%,
        var(--hero-overlay-light) 100%
    );
    pointer-events: none;
}

.hero-glow {
    position: absolute;
    top: -200px; right: -200px;
    width: 800px; height: 800px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.18), transparent 60%);
    pointer-events: none;
    filter: blur(40px);
    z-index: 2;
    mix-blend-mode: screen;
}

.hero-glow::after {
    content: '';
    position: absolute;
    bottom: -400px; left: -300px;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(123, 92, 255, 0.15), transparent 60%);
    filter: blur(40px);
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    max-width: 900px;
}

.slider-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 4;
    display: flex;
    gap: 12px;
}

.slider-dot {
    width: 36px;
    height: 3px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.35);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.slider-dot:hover { background: rgba(255, 255, 255, 0.6); }

.slider-dot.active {
    background: rgba(255, 255, 255, 0.2);
    width: 60px;
}

.slider-dot.active::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    border-radius: 4px;
    animation: dotProgress 6s linear forwards;
}

@keyframes dotProgress {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 4;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: var(--transition);
    padding-bottom: 4px;
}

.slider-arrow:hover {
    background: rgba(0, 0, 0, 0.55);
    border-color: var(--accent);
    transform: translateY(-50%) scale(1.08);
}

.slider-arrow-prev { left: 32px; }
.slider-arrow-next { right: 32px; }

/* ===== HERO TEXT ===== */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 28px;
    letter-spacing: 0.02em;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.eyebrow-dot {
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero h1 {
    font-size: clamp(2.2rem, 5.5vw, 4.2rem);
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
    color: #fff;
    text-shadow: 0 2px 30px rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .hero h1 {
    color: #0a0e1a;
    text-shadow: 0 2px 30px rgba(255, 255, 255, 0.7);
}

.hero h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text {
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    color: rgba(255, 255, 255, 0.88);
    max-width: 680px;
    margin-bottom: 40px;
    line-height: 1.7;
    text-shadow: 0 1px 20px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .hero-text {
    color: #2a3550;
    text-shadow: 0 1px 20px rgba(255, 255, 255, 0.7);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 72px;
}

.primary-button, .secondary-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.primary-button {
    background: var(--gradient);
    color: #0a0e1a;
    box-shadow: 0 4px 24px var(--accent-glow);
}

.primary-button:hover { transform: translateY(-3px); box-shadow: 0 12px 40px var(--accent-glow); }

.secondary-button {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.secondary-button:hover { background: rgba(255, 255, 255, 0.18); border-color: var(--accent); }

[data-theme="light"] .secondary-button {
    background: rgba(255, 255, 255, 0.7);
    color: #0a0e1a;
    border: 1px solid rgba(10, 14, 26, 0.15);
}

[data-theme="light"] .secondary-button:hover {
    background: rgba(255, 255, 255, 0.95);
    border-color: var(--accent);
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

[data-theme="light"] .hero-trust {
    border-top-color: rgba(10, 14, 26, 0.1);
}

.trust-item { display: flex; flex-direction: column; gap: 4px; }
.trust-item strong {
    font-family: 'Sora', sans-serif;
    font-size: 15px;
    color: #fff;
    font-weight: 600;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.4);
}
.trust-item span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .trust-item strong {
    color: #0a0e1a;
    text-shadow: 0 1px 12px rgba(255, 255, 255, 0.6);
}
[data-theme="light"] .trust-item span {
    color: #4a5570;
    text-shadow: none;
}

.trust-divider {
    width: 1px; height: 36px;
    background: rgba(255, 255, 255, 0.2);
}

[data-theme="light"] .trust-divider {
    background: rgba(10, 14, 26, 0.12);
}

/* ===== SECTIONS ===== */
.section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 100px 32px;
}

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--accent);
    margin-bottom: 16px;
    padding: 6px 12px;
    background: rgba(0, 212, 255, 0.06);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 6px;
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 40px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

.section-heading.center {
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.section-heading h2, .contact-section h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.75rem);
    letter-spacing: -0.025em;
}

.section-heading h2 span, .contact-section h2 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-heading > p {
    color: var(--text-muted);
    max-width: 440px;
    font-size: 15px;
}

/* ===== ABOUT + LEADERSHIP (merged section) ===== */
.about-section {
    padding: 100px 32px;
    border-top: 1px solid var(--border);
    max-width: 1280px;
    margin: 0 auto;
}

.about-intro {
    max-width: 900px;
    margin: 0 auto 80px;
    text-align: center;
}

.about-intro .section-label { display: inline-block; }

.about-intro h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.75rem);
    letter-spacing: -0.025em;
    margin-bottom: 24px;
    line-height: 1.2;
    text-align: center;
}

.about-intro h2 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-intro p {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.75;
    margin-bottom: 16px;
    text-align: center;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
}

.about-intro p strong {
    color: var(--text);
    font-weight: 600;
}

.about-focus {
    position: relative;
    font-size: 22px !important;
    font-weight: 500;
    margin: 40px auto 0 !important;
    padding: 32px 48px 4px;
    border-top: 1px solid var(--border);
    font-family: 'Sora', sans-serif;
    letter-spacing: -0.015em;
    line-height: 1.5 !important;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    max-width: 820px;
    text-align: center;
}

.about-focus::before {
    content: '\201C';
    position: absolute;
    top: 20px;
    left: 4px;
    font-family: 'Sora', serif;
    font-size: 72px;
    line-height: 1;
    font-weight: 700;
    opacity: 0.35;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    pointer-events: none;
}

.about-focus::after {
    content: '\201D';
    position: absolute;
    bottom: -28px;
    right: 4px;
    font-family: 'Sora', serif;
    font-size: 72px;
    line-height: 1;
    font-weight: 700;
    opacity: 0.35;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    pointer-events: none;
}

.leadership-block {
    padding-top: 60px;
    border-top: 1px solid var(--border);
}

.leadership-heading { max-width: 800px; }

.leadership-heading p {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.75;
    max-width: 100%;
    margin-top: 12px;
}

.leadership-heading p strong {
    color: var(--text);
    font-weight: 600;
}

.leadership-subtext { margin-top: 16px; }

.directors-grid {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    align-items: stretch;
    justify-content: center;
}

.directors-grid > .director-card:only-child {
    max-width: 520px;
    margin: 0 auto;
}

.director-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 36px 36px;
    position: relative;
}

.director-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: var(--gradient);
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
}

.director-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-strong);
    box-shadow: var(--card-shadow);
}

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

.director-image {
    position: relative;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-2);
    border: 3px solid var(--border-strong);
    margin-bottom: 24px;
    transition: var(--transition);
    flex-shrink: 0;
}

.director-card:hover .director-image {
    border-color: var(--accent);
    box-shadow: 0 0 0 6px var(--accent-glow);
}

.director-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    transition: transform 0.6s ease;
    filter: grayscale(0.1);
}

.director-card:hover .director-image img {
    transform: scale(1.06);
    filter: grayscale(0);
}

.director-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    max-width: 100%;
}

.director-info h3 {
    font-size: 22px;
    font-family: 'Sora', sans-serif;
    color: var(--text);
    letter-spacing: -0.01em;
    line-height: 1.3;
    text-align: center;
}

.director-role {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 5px 12px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 6px;
}

.director-info p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.7;
    margin-top: 12px;
    text-align: center;
    max-width: 420px;
}

[data-theme="light"] .director-image img {
    filter: grayscale(0.05);
}

/* ===== SOLUTIONS (flip cards) ===== */
.solutions-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 100px 32px;
    border-top: 1px solid var(--border);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    perspective: 1400px;
}

/* --- Flip Card Wrapper --- */
.feature-card {
    position: relative;
    background: transparent;
    border: none;
    padding: 0;
    min-height: 320px;
    cursor: default;
}

.feature-card-inner {
    position: relative;
    width: 100%;
    transform-style: preserve-3d;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Flipped state */
.feature-card.flipped .feature-card-inner {
    transform: rotateY(180deg);
}

/* --- Front --- */
.feature-card-front {
    position: relative;
    inset: auto;
    min-height: 320px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transition: border-color 0.3s ease,
                box-shadow 0.3s ease,
                transform 0.3s ease;
}

/* --- Back --- */
.feature-card-back {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, var(--surface), var(--surface-2));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    transform: rotateY(180deg);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    overflow: hidden;
    transition: border-color 0.3s ease,
                box-shadow 0.3s ease,
                transform 0.3s ease;
}

/* Hide scrollbar on WebKit browsers */
.feature-card-back::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

/* --- Hover lift (single source of truth) --- */
.feature-card:hover .feature-card-front,
.feature-card:hover .feature-card-back {
    border-color: var(--border-strong);
    box-shadow: var(--card-shadow);
    transform: translateY(-4px);
}

.feature-card:hover .feature-card-back {
    transform: rotateY(180deg) translateY(-4px);
}

/* --- Text inside cards --- */
.feature-number {
    font-family: 'Sora', sans-serif;
    font-size: 13px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.feature-card-back-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.feature-card-back-header .feature-number {
    margin-bottom: 0;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 14px;
    line-height: 1.3;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.feature-card-back p {
    font-size: 14.5px;
    line-height: 1.75;
}

/* --- Learn more button --- */
.feature-learn-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    align-self: flex-start;
    margin-top: auto;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--accent);
    font-family: inherit;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.feature-learn-more span {
    display: inline-block;
    transition: transform 0.3s ease;
}

.feature-learn-more:hover {
    transform: translateX(4px);
}

.feature-learn-more:hover span {
    transform: translateX(4px);
}

.feature-back-btn {
    margin-top: 0;
    color: var(--text-muted);
}

.feature-back-btn:hover {
    color: var(--accent);
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    .feature-card-inner { transition: none; }
}

/* ===== SERVICES ===== */
.services-section {
    background: var(--bg-2);
    padding: 100px 32px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transition: background-color 0.4s ease;
}

.services-section > .section-heading {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.services-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 212, 255, 0.35);
    box-shadow: var(--card-shadow);
}

.service-icon {
    width: 52px; height: 52px;
    display: grid;
    place-items: center;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    font-size: 24px;
    margin-bottom: 22px;
}

.service-card h3 {
    font-size: 19px;
    margin-bottom: 12px;
    line-height: 1.35;
}

.service-card p {
    color: var(--text-muted);
    font-size: 14.5px;
    line-height: 1.7;
    margin-bottom: 22px;
    flex-grow: 1;
}

.service-link {
    color: var(--accent);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}

.service-link:hover { transform: translateX(4px); display: inline-block; }

/* ===== WHY US ===== */
.why-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 100px 32px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.why-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: var(--transition);
}

.why-card:hover {
    border-color: rgba(123, 92, 255, 0.4);
    background: var(--surface-2);
    transform: translateY(-4px);
}

.why-icon {
    font-size: 26px;
    margin-bottom: 16px;
    width: 48px; height: 48px;
    display: grid;
    place-items: center;
    background: rgba(123, 92, 255, 0.08);
    border-radius: 10px;
}

.why-card h3 {
    font-size: 17px;
    margin-bottom: 8px;
}

.why-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.65;
}

/* ===== CONTACT ===== */
.contact-section {
    position: relative;
    max-width: 1280px;
    margin: 40px auto 100px;
    padding: 80px 32px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(123, 92, 255, 0.05));
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: -100px; right: -100px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.15), transparent 70%);
    pointer-events: none;
}

.contact-section .contact-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    position: relative;
    z-index: 1;
}

.contact-info { max-width: 100%; }

.contact-info > p {
    color: var(--text-muted);
    margin-top: 16px;
    max-width: 560px;
}

.contact-list {
    list-style: none;
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-list li {
    display: flex;
    gap: 12px;
    color: var(--text-muted);
    font-size: 14.5px;
    align-items: flex-start;
}

.contact-list li span {
    color: var(--accent);
    font-size: 16px;
    line-height: 1.5;
}

/* ===== CONTACT MAP ===== */
.contact-map {
    margin-top: 32px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    position: relative;
}

[data-theme="dark"] .contact-map {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.contact-map:hover {
    border-color: var(--accent);
    box-shadow: 0 12px 48px var(--accent-glow);
}

.contact-map iframe {
    display: block;
    width: 100%;
    height: 260px;
    border: 0;
    filter: grayscale(0.15) contrast(1.05);
    transition: filter 0.4s ease;
}

.contact-map:hover iframe {
    filter: grayscale(0) contrast(1);
}

[data-theme="dark"] .contact-map iframe {
    filter: invert(0.9) hue-rotate(180deg) saturate(0.85) brightness(0.95) contrast(0.95);
}

[data-theme="dark"] .contact-map:hover iframe {
    filter: invert(0.9) hue-rotate(180deg) saturate(0.95) brightness(1) contrast(1);
}

/* ===== CONTACT FORM ===== */
.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    z-index: 1;
    transition: var(--transition);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .contact-form {
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.35);
}

.form-title {
    font-size: 20px;
    font-family: 'Sora', sans-serif;
    margin-bottom: 4px;
    color: var(--text);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.form-group label span { color: var(--accent); }

.form-group label .optional {
    color: var(--text-dim);
    font-weight: 400;
    font-size: 12px;
    margin-left: 4px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: 10px;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 14.5px;
    transition: var(--transition);
    outline: none;
    resize: vertical;
    min-height: 46px;
}

.form-group textarea {
    min-height: 110px;
    line-height: 1.6;
    font-family: 'Inter', sans-serif;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-dim);
    opacity: 0.7;
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: var(--accent);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--surface-2);
}

.form-group.has-error input,
.form-group.has-error textarea {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-error {
    font-size: 12.5px;
    color: #ef4444;
    min-height: 16px;
    display: block;
    font-weight: 500;
}

.form-group.is-valid input,
.form-group.is-valid textarea {
    border-color: rgba(34, 197, 94, 0.5);
}

.form-counter {
    position: absolute;
    bottom: -18px;
    right: 4px;
    font-size: 11.5px;
    color: var(--text-dim);
}

.form-submit {
    margin-top: 8px;
    justify-content: center;
    width: 100%;
    padding: 15px 30px;
    gap: 8px;
}

.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.form-submit.loading .btn-text::after {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    margin-left: 10px;
    animation: btnSpin 0.7s linear infinite;
    vertical-align: middle;
}

@keyframes btnSpin {
    to { transform: rotate(360deg); }
}

.form-status {
    font-size: 14px;
    font-weight: 500;
    padding: 0;
    border-radius: 10px;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s ease;
}

.form-status.show {
    opacity: 1;
    max-height: 120px;
    padding: 14px 16px;
}

.form-status.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #16a34a;
}

.form-status.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

[data-theme="light"] .form-status.success { color: #15803d; }
[data-theme="light"] .form-status.error   { color: #b91c1c; }

/* ===== FILE DROPZONE (careers) ===== */
.file-drop {
    position: relative;
    background: var(--bg);
    border: 2px dashed var(--border-strong);
    border-radius: 12px;
    padding: 26px 22px;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-drop:hover {
    border-color: var(--accent);
    background: var(--surface-2);
}

.file-drop.dragging {
    border-color: var(--accent);
    background: rgba(0, 212, 255, 0.05);
    transform: scale(1.01);
}

.file-drop.has-file {
    border-style: solid;
    border-color: rgba(34, 197, 94, 0.4);
    background: rgba(34, 197, 94, 0.04);
    cursor: default;
}

.file-drop-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    pointer-events: none;
}

.file-drop-icon {
    font-size: 30px;
    opacity: 0.7;
}

.file-drop-text strong {
    display: block;
    font-size: 15px;
    color: var(--text);
    margin-bottom: 2px;
}

.file-drop-text span {
    font-size: 13.5px;
    color: var(--text-muted);
}

.file-drop-text u {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.file-drop-hint {
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 6px;
}

.file-selected {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 100%;
    text-align: left;
}

.file-selected-icon {
    font-size: 30px;
    flex-shrink: 0;
}

.file-selected-info {
    flex-grow: 1;
    min-width: 0;
}

.file-selected-info strong {
    display: block;
    font-size: 14.5px;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-selected-info span {
    font-size: 12.5px;
    color: var(--text-muted);
}

.file-remove {
    background: transparent;
    border: 1px solid var(--border-strong);
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: grid;
    place-items: center;
    font-size: 14px;
    flex-shrink: 0;
}

.file-remove:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: #ef4444;
    color: #ef4444;
}

.form-group.has-error .file-drop {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.04);
}

.form-group.is-valid .file-drop {
    border-color: rgba(34, 197, 94, 0.5);
}

/* ===== FOOTER ===== */
footer {
    border-top: 1px solid var(--border);
    background: var(--bg-2);
    padding: 64px 32px 0;
    transition: background-color 0.4s ease;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 16px;
    max-width: 320px;
    font-size: 14.5px;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text);
    margin-bottom: 20px;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    font-size: 14px;
    padding: 6px 0;
    transition: var(--transition);
}

.footer-col a:hover { color: var(--accent); transform: translateX(3px); }

.footer-bottom {
    border-top: 1px solid var(--border);
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px 0;
    text-align: center;
}

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

/* ===== CAREERS PAGE ===== */
.careers-hero {
    position: relative;
    padding: 180px 32px 100px;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}

.careers-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(0, 212, 255, 0.15), transparent 55%),
        radial-gradient(circle at 80% 70%, rgba(123, 92, 255, 0.12), transparent 55%);
    pointer-events: none;
}

.careers-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.careers-hero h1 {
    font-size: clamp(2rem, 5vw, 3.6rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    color: var(--text);
}

.careers-hero h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.careers-hero p {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.7;
}

.openings-section { border-top: none; }

.jobs-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.job-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    animation: jobFadeIn 0.5s ease backwards;
}

@keyframes jobFadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.job-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 212, 255, 0.35);
    box-shadow: var(--card-shadow);
}

.job-tag {
    display: inline-block;
    align-self: flex-start;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 5px 10px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 6px;
}

.job-card h3 {
    font-size: 20px;
    line-height: 1.35;
}

.job-card p {
    color: var(--text-muted);
    font-size: 14.5px;
    line-height: 1.7;
    flex-grow: 1;
}

.job-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    font-size: 13.5px;
}

.job-location { color: var(--text-dim); }

.job-apply {
    color: var(--accent);
    font-weight: 600;
    transition: var(--transition);
}
.job-apply:hover { transform: translateX(4px); display: inline-block; }

.jobs-empty {
    max-width: 620px;
    margin: 0 auto;
    text-align: center;
    padding: 60px 32px;
    background: var(--surface);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-lg);
}

.jobs-empty-icon {
    font-size: 48px;
    margin-bottom: 20px;
    opacity: 0.6;
}

.jobs-empty h3 {
    font-size: 22px;
    margin-bottom: 14px;
}

.jobs-empty p {
    color: var(--text-muted);
    margin-bottom: 28px;
    line-height: 1.7;
    font-size: 15px;
}

[data-theme="light"] .jobs-empty { border-color: rgba(10, 14, 26, 0.2); }

.apply-section { border-top: 1px solid var(--border); }

.apply-form {
    max-width: 780px;
    margin: 0 auto;
}

/* ===== SERVICE DETAIL PAGES ===== */
.service-hero {
    position: relative;
    padding: 180px 32px 80px;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.service-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
        radial-gradient(circle at 15% 40%, rgba(0, 212, 255, 0.12), transparent 55%),
        radial-gradient(circle at 85% 60%, rgba(123, 92, 255, 0.10), transparent 55%);
    pointer-events: none;
}

.service-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: var(--text-muted);
    transition: var(--transition);
}

.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: var(--text-dim); }

.service-hero h1 {
    font-size: clamp(2rem, 5vw, 3.6rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    color: var(--text);
    line-height: 1.15;
}

.service-hero h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.service-hero-lead {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 680px;
    line-height: 1.7;
}

.service-detail { padding: 100px 32px; }

.service-detail-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
}

.service-detail-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
    aspect-ratio: 4 / 3;
}

[data-theme="dark"] .service-detail-image {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.service-detail-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.15) 100%);
    pointer-events: none;
}

.service-detail-image:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 24px 72px var(--accent-glow);
}

.service-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.service-detail-image:hover img { transform: scale(1.04); }

.service-detail-text h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    letter-spacing: -0.025em;
    margin-bottom: 24px;
    line-height: 1.2;
}

.service-detail-text h2 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.service-detail-text p {
    color: var(--text-muted);
    font-size: 15.5px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-detail-text p strong {
    color: var(--text);
    font-weight: 600;
}

.service-features {
    list-style: none;
    margin: 28px 0 36px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.service-features li {
    position: relative;
    padding-left: 32px;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.65;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(0, 212, 255, 0.12);
    border: 1px solid rgba(0, 212, 255, 0.35);
    background-image:
        linear-gradient(45deg, transparent 45%, var(--accent) 45%, var(--accent) 55%, transparent 55%),
        linear-gradient(-45deg, transparent 45%, var(--accent) 45%, var(--accent) 55%, transparent 55%);
    background-size: 8px 8px, 8px 8px;
    background-position: center;
    background-repeat: no-repeat;
}

.service-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 8px;
}

.service-nav-section {
    padding: 60px 32px 100px;
    border-top: 1px solid var(--border);
}

.service-nav-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.service-nav-card {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 24px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.service-nav-card:hover {
    border-color: var(--accent);
    background: var(--surface-2);
    transform: translateY(-3px);
}

.service-nav-card.next { text-align: right; }

.service-nav-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

.service-nav-card strong {
    font-family: 'Sora', sans-serif;
    font-size: 17px;
    color: var(--text);
    font-weight: 600;
}

/* ===== LIGHT THEME TWEAKS ===== */
[data-theme="light"] .header-cta,
[data-theme="light"] .primary-button,
[data-theme="light"] .mobile-cta {
    color: #ffffff;
}

[data-theme="light"] .contact-section {
    background: linear-gradient(135deg, rgba(0, 145, 194, 0.05), rgba(98, 66, 232, 0.05));
    border-color: rgba(0, 145, 194, 0.2);
}

[data-theme="light"] .contact-section::before {
    background: radial-gradient(circle, rgba(0, 145, 194, 0.12), transparent 70%);
}

[data-theme="light"] .hero-glow {
    background: radial-gradient(circle, rgba(0, 145, 194, 0.12), transparent 60%);
    mix-blend-mode: multiply;
}

[data-theme="light"] .hero-glow::after {
    background: radial-gradient(circle, rgba(98, 66, 232, 0.10), transparent 60%);
}

[data-theme="light"] .service-icon {
    background: rgba(0, 145, 194, 0.08);
    border-color: rgba(0, 145, 194, 0.18);
}

[data-theme="light"] .why-icon {
    background: rgba(98, 66, 232, 0.08);
    border: 1px solid rgba(98, 66, 232, 0.15);
}

[data-theme="light"] .section-label {
    background: rgba(0, 145, 194, 0.06);
    border-color: rgba(0, 145, 194, 0.15);
}

[data-theme="light"] .eyebrow {
    background: rgba(255, 255, 255, 0.55);
    border-color: rgba(0, 145, 194, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

[data-theme="light"] .nav-link.active {
    background: rgba(0, 145, 194, 0.08);
}

[data-theme="light"] .slider-dot {
    background: rgba(10, 14, 26, 0.25);
}
[data-theme="light"] .slider-dot:hover { background: rgba(10, 14, 26, 0.45); }
[data-theme="light"] .slider-dot.active { background: rgba(10, 14, 26, 0.15); }

[data-theme="light"] .slider-arrow {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(10, 14, 26, 0.15);
    color: #0a0e1a;
}
[data-theme="light"] .slider-arrow:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--accent);
}

[data-theme="light"] .hero-slide img {
    filter: brightness(1.05) saturate(0.95);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
    .desktop-nav,
    .header-cta { display: none; }

    .menu-toggle { display: flex; }

    .mobile-nav {
        display: flex;
        max-height: 0;
        padding: 0 32px;
        visibility: hidden;
        opacity: 0;
        pointer-events: none;
    }

    .mobile-nav.open {
        max-height: 500px;
        padding: 16px 32px 24px;
        visibility: visible;
        opacity: 1;
        pointer-events: auto;
        border-top-color: var(--border);
    }

    .footer-container { grid-template-columns: 1fr 1fr; gap: 32px; }
    .slider-arrow { width: 42px; height: 42px; font-size: 22px; }
    .slider-arrow-prev { left: 16px; }
    .slider-arrow-next { right: 16px; }
    .brand-mark { height: 38px; max-width: 90px; }
    .brand-name-line { font-size: 11px; }
    .brand-name-small { font-size: 8px; }

    .about-section { padding: 72px 24px; }
    .about-intro { margin-bottom: 60px; }
    .leadership-block { padding-top: 48px; }
    .directors-grid { gap: 24px; max-width: 780px; }
    .about-focus { font-size: 19px !important; padding: 28px 40px 4px; }
    .about-focus::before,
    .about-focus::after { font-size: 60px; }

    .contact-section .contact-inner { grid-template-columns: 1fr; gap: 40px; }
    .contact-form { padding: 28px 24px; }

    .careers-hero { padding: 140px 20px 60px; }
    .jobs-grid { grid-template-columns: 1fr; }
    .apply-form { padding: 24px 20px; }
    .file-drop { padding: 22px 16px; }
    .file-selected-info strong { font-size: 13.5px; }

    .service-hero { padding: 140px 24px 60px; }
    .service-detail { padding: 72px 24px; }
    .service-detail-grid { grid-template-columns: 1fr; gap: 40px; }
    .service-nav-section { padding: 40px 24px 72px; }
    .service-nav-grid { grid-template-columns: 1fr; }
    .service-nav-card.next { text-align: left; }
}

/* ============================================================
   FORM SEND ANIMATION
   ============================================================ */

.form-sending-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.02);
    border-radius: var(--radius-lg);
    display: grid;
    place-items: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 5;
}

[data-theme="dark"] .form-sending-overlay {
    background: rgba(0, 0, 0, 0.25);
}

.contact-form.sending .form-sending-overlay {
    opacity: 1;
}

.form-plane {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    transform: translate(-50%, -50%) rotate(-15deg);
    opacity: 0;
    color: var(--accent);
}

.contact-form.sending .form-plane {
    animation: planeFly 1.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes planeFly {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) rotate(-15deg) scale(0.5);
    }
    15% {
        opacity: 1;
        transform: translate(-50%, -50%) rotate(-15deg) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(120%, -220%) rotate(-25deg) scale(1.1);
    }
}

.form-plane-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    transform: translate(-50%, -50%) scale(0.3);
    opacity: 0;
    pointer-events: none;
}

.contact-form.sending .form-plane-ring {
    animation: ringPulse 1.4s ease-out forwards;
}

@keyframes ringPulse {
    0% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(0.3);
        border-width: 3px;
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(3);
        border-width: 1px;
    }
}

.form-submit.success {
    background: linear-gradient(135deg, #10b981, #059669) !important;
    box-shadow: 0 4px 24px rgba(16, 185, 129, 0.4) !important;
    transform: scale(1.02);
}

.form-submit.success .btn-text {
    font-size: 0;
    position: relative;
}

.form-submit.success .btn-text::before {
    content: '✓ Sent!';
    font-size: 15px;
    display: inline-block;
    animation: checkPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.form-submit.success .btn-arrow {
    display: none;
}

@keyframes checkPop {
    0%   { opacity: 0; transform: scale(0.4); }
    60%  { opacity: 1; transform: scale(1.15); }
    100% { opacity: 1; transform: scale(1); }
}

.form-submit.shake {
    animation: btnShake 0.5s ease-in-out;
}

@keyframes btnShake {
    0%, 100% { transform: translateX(0); }
    20%      { transform: translateX(-6px); }
    40%      { transform: translateX(6px); }
    60%      { transform: translateX(-4px); }
    80%      { transform: translateX(4px); }
}

.contact-form.sending {
    pointer-events: none;
}

.contact-form.sending .form-submit {
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    .contact-form.sending .form-plane,
    .contact-form.sending .form-plane-ring,
    .form-submit.success .btn-text::before,
    .form-submit.shake {
        animation: none;
    }
}

@media (max-width: 640px) {
    .header-container { padding: 14px 20px; }
    .hero { padding: 120px 20px 60px; }
    .section, .solutions-section, .services-section, .why-section { padding: 72px 20px; }
    .contact-section { margin: 20px; padding: 48px 24px; }
    .footer-container { grid-template-columns: 1fr; }
    .hero-trust { gap: 16px; }
    .trust-divider { display: none; }
    .section-heading { flex-direction: column; align-items: flex-start; gap: 16px; }
    .slider-arrow { display: none; }
    .slider-dots { bottom: 24px; }
    .hero-overlay {
        background: linear-gradient(
            180deg,
            var(--hero-overlay-strong) 0%,
            var(--hero-overlay-mid) 50%,
            var(--hero-overlay-strong) 100%
        );
    }
    .slider-dot { width: 28px; }
    .slider-dot.active { width: 44px; }
    .brand { gap: 8px; }
    .brand-mark { height: 34px; max-width: 80px; }
    .brand-name-line { font-size: 10px; }
    .brand-name-small { font-size: 7px; letter-spacing: 0.12em; }
    .about-section { padding: 56px 20px; }
    .about-intro h2 { font-size: 1.6rem; }
    .about-intro p { font-size: 15px; }
    .about-focus { font-size: 17px !important; margin-top: 24px !important; padding-top: 20px; }
    .directors-grid { grid-template-columns: 1fr; gap: 24px; max-width: 380px; }
    .director-card { padding: 28px 22px 26px; }
    .director-image { width: 150px; height: 150px; }
    .director-info h3 { font-size: 18px; }
    .director-info p { font-size: 14px; }

    .form-row { grid-template-columns: 1fr; gap: 20px; }
    .contact-form { padding: 24px 20px; }
    .form-submit { width: 100%; }

    .service-hero { padding: 120px 20px 50px; }
    .service-hero-lead { font-size: 1rem; }
    .service-detail { padding: 56px 20px; }
    .service-cta { flex-direction: column; }
    .service-cta .primary-button,
    .service-cta .secondary-button { width: 100%; justify-content: center; }
    .feature-card-back-header {
        gap: 12px;
    }
    .feature-back-btn {
        font-size: 13px;
    }
}

/* ============================================================
   INSTITUTION LOGOS MARQUEE
   ============================================================ */

.logos-marquee-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 100px 0 80px;
    border-top: 1px solid var(--border);
    overflow: hidden;
}

.logos-marquee-section .section-heading {
    padding: 0 32px;
    margin-bottom: 48px;
}

/* --- Marquee viewport --- */
.logos-marquee {
    position: relative;
    width: 100%;
    overflow: hidden;
    mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 6%,
        black 94%,
        transparent 100%
    );
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 6%,
        black 94%,
        transparent 100%
    );
}

/* --- Scrolling track (moved by JS) --- */
.logos-track {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    padding: 8px 32px 20px;
    width: max-content;
    will-change: transform;
}
/* --- Individual logo item --- */
.logo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    flex-shrink: 0;
    width: 180px;
    text-align: center;
}

/* --- Logo image wrapper (fixed box so all logos align evenly) --- */
.logo-img-wrap {
    width: 140px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    transition: var(--transition);
}

.logo-img-wrap img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(0.15);
    transition: filter 0.3s ease, transform 0.3s ease;
}

.logo-item:hover .logo-img-wrap {
    border-color: var(--accent);
    box-shadow: 0 8px 24px var(--accent-glow);
}

.logo-item:hover .logo-img-wrap img {
    filter: grayscale(0);
    transform: scale(1.05);
}

/* --- Logo name label --- */
.logo-name {
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text-muted);
    line-height: 1.35;
    max-width: 170px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Track alignment fix --- */
.logos-track {
    align-items: center;   /* was flex-start — this caused tall stacked layout */
    padding: 20px 32px 28px;
}

/* --- Light theme tweak --- */
[data-theme="light"] .logo-img-wrap {
    background: #ffffff;
    border-color: rgba(10, 14, 26, 0.08);
}

/* --- Responsive --- */
@media (max-width: 640px) {
    .logo-item { width: 140px; }
    .logo-img-wrap { width: 110px; height: 72px; padding: 10px; }
    .logo-name { font-size: 10.5px; max-width: 130px; }
}