/* ===========================
   Corelon Systems — Global CSS
   =========================== */

/* ---------- reset & base ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: "Inter", sans-serif;
    background-color: #f9fafc;
    color: #1e293b;
    line-height: 1.6;
    overflow-x: hidden;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ---------- utility ---------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }

/* ---------- scroll reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}
.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ---------- navbar ---------- */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
    flex-wrap: wrap;
    transition: box-shadow 0.3s;
}
.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0,0,0,0.08);
}

.logo {
    font-weight: 700;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
    color: #0f2b4b;
}
.logo span {
    color: #2563eb;
    font-weight: 300;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
    font-weight: 500;
}
.nav-links a {
    font-size: 0.95rem;
    color: #1e293b;
    position: relative;
    padding: 0.25rem 0;
    transition: color 0.2s;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s;
    border-radius: 2px;
}
.nav-links a:hover,
.nav-links a.active {
    color: #2563eb;
}
.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    font-size: 1.6rem;
    cursor: pointer;
    color: #1e293b;
    background: none;
    border: none;
}

/* ---------- buttons ---------- */
.btn {
    display: inline-block;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.85rem 2rem;
    border-radius: 40px;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: center;
}
.btn-primary {
    background: #2563eb;
    color: #fff;
    box-shadow: 0 8px 20px -6px rgba(37,99,235,0.35);
}
.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -6px rgba(37,99,235,0.45);
}
.btn-outline {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
}
.btn-outline:hover {
    background: #2563eb;
    color: #fff;
}
.btn-white {
    background: #fff;
    color: #0f2b4b;
    box-shadow: 0 4px 14px rgba(0,0,0,0.1);
}
.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}
.btn-outline-light {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
    box-shadow: none;
}
.btn-outline-light:hover {
    background: #fff;
    color: #0b1e33;
}
.btn-sm {
    padding: 0.6rem 1.4rem;
    font-size: 0.85rem;
}
.btn-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ---------- section headings ---------- */
.section-heading {
    text-align: center;
    margin-bottom: 3rem;
}
.section-heading .badge {
    display: inline-block;
    background: #eff6ff;
    color: #2563eb;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    margin-bottom: 1rem;
}
.section-heading h2 {
    font-size: 2.6rem;
    font-weight: 700;
    color: #0b1e33;
    line-height: 1.2;
}
.section-heading p {
    color: #64748b;
    font-size: 1.15rem;
    margin-top: 0.75rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

/* ---------- hero ---------- */
.hero {
    padding: 2rem 0;
    background: linear-gradient(160deg, #ffffff 0%, #f0f4ff 50%, #e8eeff 100%);
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 700px;
    height: 600px;
    background: radial-gradient(circle, rgba(37,99,235,0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero .container {
    display: flex;
    align-items: center;
    gap: 4rem;
    flex-wrap: wrap;
}
.hero-content {
    flex: 1 1 420px;
}
.hero-content .badge {
    display: inline-block;
    background: #eff6ff;
    color: #2563eb;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    margin-bottom: 1.25rem;
}
.hero-content h1 {
    font-size: 3.4rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: #0b1e33;
}
.hero-content h1 .highlight {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-content p {
    font-size: 1.2rem;
    color: #475569;
    max-width: 520px;
    margin-bottom: 2rem;
    line-height: 1.7;
}
.hero-image {
    flex: 1 1 420px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 60px -15px rgba(0,0,0,0.2);
    position: relative;
}
.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s;
}
.hero-image:hover img {
    transform: scale(1.03);
}

/* ---------- services grid ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: #fff;
    border-radius: 20px;
    padding: 2rem 1.8rem;
    box-shadow: 0 8px 30px -8px rgba(0,20,50,0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.04);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #7c3aed);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s;
}
.service-card:hover::before {
    transform: scaleX(1);
}
.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -10px rgba(37,99,235,0.2);
}
.service-card .icon-box {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: #eff6ff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #2563eb;
    margin-bottom: 1.2rem;
    transition: background 0.3s, color 0.3s;
}
.service-card:hover .icon-box {
    background: #2563eb;
    color: #fff;
}
.service-card .card-img {
    height: 180px;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 1.4rem;
    background: #e2e8f0;
}
.service-card .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.service-card:hover .card-img img {
    transform: scale(1.05);
}
.service-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    color: #0b1e33;
}
.service-card p {
    color: #64748b;
    font-size: 0.95rem;
    flex: 1;
    margin-bottom: 1.2rem;
}
.service-tag {
    display: inline-block;
    background: #eff6ff;
    color: #2563eb;
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.3rem 0.8rem;
    border-radius: 8px;
    margin-top: auto;
}
.card-link {
    color: #2563eb;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: auto;
    transition: gap 0.2s;
}
.card-link:hover {
    gap: 0.7rem;
}

/* ---------- stats bar ---------- */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    padding: 3rem 0;
}
.stat-item {
    text-align: center;
}
.stat-number {
    font-size: 2.8rem;
    font-weight: 700;
    color: #2563eb;
    line-height: 1.1;
}
.stat-label {
    color: #64748b;
    font-weight: 500;
    font-size: 0.95rem;
    margin-top: 0.3rem;
}

/* ---------- about row ---------- */
.about-section {
    padding: 5rem 0;
}
.about-row {
    display: flex;
    gap: 4rem;
    align-items: center;
    flex-wrap: wrap;
}
.about-image {
    flex: 1 1 400px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 50px -15px rgba(0,0,0,0.15);
}
.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}
.about-text {
    flex: 1 1 400px;
}
.about-text h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #0b1e33;
    margin-bottom: 1rem;
}
.about-text p {
    color: #475569;
    font-size: 1.05rem;
    margin-bottom: 1rem;
    line-height: 1.7;
}
.check-list {
    margin: 1.5rem 0;
}
.check-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0;
    color: #334155;
    font-size: 1rem;
}
.check-list li i {
    color: #2563eb;
    font-size: 1rem;
}

/* ---------- testimonials ---------- */
.testimonials-section {
    padding: 5rem 0;
    background: #f1f5f9;
}
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}
.testimonial-card {
    background: #fff;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 4px 20px -4px rgba(0,0,0,0.06);
    position: relative;
}
.testimonial-card .stars {
    color: #f59e0b;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}
.testimonial-card blockquote {
    font-size: 1rem;
    color: #475569;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}
.testimonial-author img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}
.testimonial-author .author-info strong {
    display: block;
    font-size: 0.95rem;
    color: #0b1e33;
}
.testimonial-author .author-info span {
    font-size: 0.82rem;
    color: #94a3b8;
}

/* ---------- clients / logos ---------- */
.clients-section {
    padding: 4rem 0;
    background: #fff;
}
.clients-strip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    opacity: 0.5;
    filter: grayscale(1);
    transition: filter 0.5s, opacity 0.5s;
}
.clients-strip:hover {
    opacity: 0.8;
    filter: grayscale(0.3);
}
.clients-strip .client-logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: #334155;
    letter-spacing: 1px;
}

/* ---------- CTA banner ---------- */
.cta-banner {
    background: linear-gradient(135deg, #0f2b4b, #1e3a5f);
    color: #fff;
    padding: 5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37,99,235,0.2) 0%, transparent 70%);
    border-radius: 50%;
}
.cta-banner h2 {
    font-size: 2.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
}
.cta-banner p {
    font-size: 1.2rem;
    opacity: 0.85;
    margin-bottom: 2rem;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}
.cta-banner .btn-group {
    justify-content: center;
    position: relative;
}

/* ---------- portfolio ---------- */
.portfolio-section {
    padding: 5rem 0;
}
.filter-bar {
    display: flex;
    justify-content: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}
.filter-btn {
    background: #e2e8f0;
    color: #475569;
    border: none;
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}
.filter-btn:hover,
.filter-btn.active {
    background: #2563eb;
    color: #fff;
}
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}
.portfolio-card {
    border-radius: 20px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 8px 30px -8px rgba(0,0,0,0.08);
    transition: all 0.3s;
}
.portfolio-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.15);
}
.portfolio-card .card-thumb {
    height: 220px;
    overflow: hidden;
    position: relative;
}
.portfolio-card .card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.portfolio-card:hover .card-thumb img {
    transform: scale(1.06);
}
.portfolio-card .overlay {
    position: absolute;
    inset: 0;
    background: rgba(15,43,75,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}
.portfolio-card:hover .overlay {
    opacity: 1;
}
.overlay .btn {
    transform: translateY(10px);
    transition: transform 0.3s;
}
.portfolio-card:hover .overlay .btn {
    transform: translateY(0);
}
.portfolio-card .card-body {
    padding: 1.5rem;
}
.portfolio-card .card-body h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: #0b1e33;
    margin-bottom: 0.4rem;
}
.portfolio-card .card-body p {
    font-size: 0.9rem;
    color: #64748b;
}
.portfolio-card .card-body .tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-top: 0.8rem;
}
.portfolio-card .card-body .tags span {
    background: #eff6ff;
    color: #2563eb;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    text-transform: uppercase;
}

/* ---------- team ---------- */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
}
.team-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 6px 24px -6px rgba(0,0,0,0.08);
    text-align: center;
    transition: all 0.3s;
}
.team-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 36px -8px rgba(0,0,0,0.12);
}
.team-card .team-photo {
    height: 260px;
    overflow: hidden;
}
.team-card .team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.team-card:hover .team-photo img {
    transform: scale(1.05);
}
.team-card .team-info {
    padding: 1.4rem;
}
.team-card .team-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #0b1e33;
}
.team-card .team-info span {
    font-size: 0.85rem;
    color: #64748b;
}
.team-card .socials {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-top: 0.8rem;
}
.team-card .socials a {
    color: #94a3b8;
    font-size: 1rem;
    transition: color 0.2s;
}
.team-card .socials a:hover {
    color: #2563eb;
}

/* ---------- timeline ---------- */
.timeline {
    position: relative;
    padding: 2rem 0;
    max-width: 700px;
    margin: 0 auto;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: #e2e8f0;
    border-radius: 3px;
}
.timeline-item {
    position: relative;
    padding-left: 56px;
    margin-bottom: 2.5rem;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 6px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #2563eb;
    border: 3px solid #dbeafe;
}
.timeline-item h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: #0b1e33;
}
.timeline-item .year {
    font-size: 0.82rem;
    color: #2563eb;
    font-weight: 600;
    margin-bottom: 0.3rem;
}
.timeline-item p {
    color: #64748b;
    font-size: 0.95rem;
}

/* ---------- values ---------- */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.value-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 6px 20px -4px rgba(0,0,0,0.06);
    transition: transform 0.3s;
}
.value-card:hover {
    transform: translateY(-4px);
}
.value-card .icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: #eff6ff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: #2563eb;
}
.value-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #0b1e33;
    margin-bottom: 0.5rem;
}
.value-card p {
    font-size: 0.92rem;
    color: #64748b;
}

/* ---------- contact form ---------- */
.contact-section {
    padding: 5rem 0;
}
.contact-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}
.contact-info-card {
    background: linear-gradient(135deg, #0f2b4b, #1e3a5f);
    color: #fff;
    border-radius: 24px;
    padding: 2.5rem;
    height: 100%;
}
.contact-info-card h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.contact-info-card p {
    opacity: 0.8;
    margin-bottom: 2rem;
    line-height: 1.6;
}
.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.contact-info-list .info-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}
.contact-info-list .info-item .icon-box {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 12px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}
.contact-info-list .info-item .info-text strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}
.contact-info-list .info-item .info-text span {
    font-size: 0.88rem;
    opacity: 0.75;
}
.contact-socials {
    display: flex;
    gap: 0.8rem;
    margin-top: 2rem;
}
.contact-socials a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: background 0.2s;
}
.contact-socials a:hover {
    background: #2563eb;
}

.contact-form {
    background: #fff;
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 8px 30px -8px rgba(0,0,0,0.08);
}
.contact-form h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #0b1e33;
    margin-bottom: 1.5rem;
}
.form-group {
    margin-bottom: 1.2rem;
}
.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: #334155;
    margin-bottom: 0.4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    font-family: inherit;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border: 1.5px solid #e2e8f0;
    border-radius: 12px;
    background: #f8fafc;
    color: #1e293b;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-group textarea {
    resize: vertical;
    min-height: 120px;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* ---------- FAQ accordion ---------- */
.faq-section {
    padding: 5rem 0;
    background: #f8fafc;
}
.faq-list {
    max-width: 740px;
    margin: 0 auto;
}
.faq-item {
    background: #fff;
    border-radius: 14px;
    margin-bottom: 0.8rem;
    box-shadow: 0 2px 12px -4px rgba(0,0,0,0.05);
    overflow: hidden;
}
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    color: #0b1e33;
    font-size: 1rem;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
    transition: color 0.2s;
}
.faq-question:hover {
    color: #2563eb;
}
.faq-question i {
    transition: transform 0.3s;
    font-size: 0.85rem;
    color: #94a3b8;
}
.faq-item.open .faq-question i {
    transform: rotate(180deg);
    color: #2563eb;
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 1.5rem;
}
.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 1.5rem 1.2rem;
}
.faq-answer p {
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ---------- page header (inner pages) ---------- */
.page-header {
    padding: 4rem 0 3rem;
    background: linear-gradient(160deg, #0f2b4b, #1e3a5f);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-header::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
    border-radius: 50%;
}
.page-header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    position: relative;
}
.page-header p {
    font-size: 1.15rem;
    opacity: 0.8;
    margin-top: 0.6rem;
    position: relative;
}
.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.88rem;
    margin-top: 1rem;
    opacity: 0.7;
    position: relative;
}
.breadcrumb a {
    color: #fff;
    opacity: 0.8;
    transition: opacity 0.2s;
}
.breadcrumb a:hover {
    opacity: 1;
}

/* ---------- footer ---------- */
.site-footer {
    background: #0b1e33;
    color: #cbd5e1;
    padding: 4rem 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo {
    color: #fff;
    margin-bottom: 1rem;
}
.footer-brand .logo span {
    color: #60a5fa;
}
.footer-brand p {
    font-size: 0.92rem;
    line-height: 1.7;
    opacity: 0.7;
    max-width: 300px;
}
.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
}
.footer-col ul li {
    margin-bottom: 0.6rem;
}
.footer-col ul li a {
    font-size: 0.9rem;
    opacity: 0.7;
    transition: opacity 0.2s, color 0.2s;
}
.footer-col ul li a:hover {
    opacity: 1;
    color: #60a5fa;
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    font-size: 0.85rem;
    opacity: 0.6;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.footer-social {
    display: flex;
    gap: 1rem;
}
.footer-social a {
    color: #cbd5e1;
    font-size: 1.1rem;
    transition: color 0.2s;
}
.footer-social a:hover {
    color: #60a5fa;
}

/* ---------- process / how-we-work ---------- */
.process-section {
    padding: 5rem 0;
    background: #fff;
}
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    counter-reset: process;
}
.process-step {
    text-align: center;
    padding: 2rem 1.2rem;
    position: relative;
}
.process-step::before {
    counter-increment: process;
    content: counter(process, decimal-leading-zero);
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #dbeafe;
    margin-bottom: 0.8rem;
}
.process-step h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: #0b1e33;
    margin-bottom: 0.5rem;
}
.process-step p {
    font-size: 0.9rem;
    color: #64748b;
}

/* ---------- LANDING PAGE: AI Platform section ---------- */
.ai-platform-section {
    background: #060d1b;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}
.ai-platform-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.ai-platform-content h2 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}
.ai-platform-content h2 .ai-gradient {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.ai-platform-content p {
    font-size: 1.05rem;
    color: #cbd5e1;
    line-height: 1.7;
    margin-bottom: 2rem;
}
.ai-features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.ai-features-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 0.75rem 0;
    color: #e2e8f0;
    font-size: 0.98rem;
    line-height: 1.5;
}
.ai-features-list .feature-icon {
    width: 24px;
    height: 24px;
    background: rgba(37,99,235,0.15);
    border: 1px solid rgba(37,99,235,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
    color: #60a5fa;
    font-size: 0.75rem;
}
.ai-features-list .feature-icon i {
    font-size: 0.75rem;
}
.ai-features-list strong {
    color: #fff;
    font-weight: 600;
    display: block;
    margin-bottom: 0.15rem;
}

/* AI Card */
.ai-card {
    background: #0f172a;
    border: 1px solid rgba(148,163,184,0.1);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.ai-card-image {
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    position: relative;
    overflow: hidden;
}
.ai-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.ai-card-body {
    padding: 2rem;
}
.ai-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1.5rem;
}
.ai-metrics-row {
    display: flex;
    gap: 2rem;
}
.ai-metric {
    flex: 1;
}
.ai-metric .num {
    font-size: 1.8rem;
    font-weight: 700;
    color: #60a5fa;
    margin-bottom: 0.25rem;
}
.ai-metric .lbl {
    font-size: 0.85rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Responsive */
@media (max-width: 960px) {
    .ai-platform-section .container { grid-template-columns: 1fr; text-align: center; }
    .ai-platform-content h2 { font-size: 2.4rem; text-align: center; }
    .ai-features-list li { justify-content: center; }
    .ai-metrics-row { justify-content: center; }
}
@media (max-width: 600px) {
    .ai-platform-section { padding: 3rem 0; }
    .ai-platform-content h2 { font-size: 2rem; }
    .ai-card-body { padding: 1.5rem; }
    .ai-metrics-row { gap: 1rem; }
    .ai-metric .num { font-size: 1.5rem; }
}

/* ---------- LANDING PAGE: Workers section ---------- */
.workers-section {
    background: #060d1b;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}
.workers-section .container {
    max-width: 1280px;
}
.workers-content {
    text-align: center;
    margin-bottom: 3rem;
}
.workers-content h2 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}
.workers-content h2 .workers-gradient {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.workers-content p {
    font-size: 1.05rem;
    color: #cbd5e1;
    line-height: 1.7;
    max-width: 580px;
    margin: 0 auto;
}

/* Workers Grid */
.workers-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.worker-card {
    background: #0f172a;
    border: 1px solid rgba(148,163,184,0.1);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}
.worker-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.3);
}
.worker-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(37,99,235,0.15) 0%, rgba(168,85,247,0.15) 100%);
    border: 1px solid rgba(37,99,235,0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.8rem;
    color: #60a5fa;
}
.worker-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.75rem;
}
.worker-card p {
    font-size: 0.95rem;
    color: #94a3b8;
    line-height: 1.5;
    margin: 0;
}

/* Responsive */
@media (max-width: 960px) {
    .workers-grid { grid-template-columns: repeat(2, 1fr); }
    .workers-content h2 { font-size: 2.4rem; }
}
@media (max-width: 600px) {
    .workers-section { padding: 3rem 0; }
    .workers-grid { grid-template-columns: 1fr; }
    .workers-content h2 { font-size: 2rem; }
    .worker-card { padding: 1.5rem; }
}

/* ---------- LANDING PAGE: Network section ---------- */
.network-section {
    background: #060d1b;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}
.network-section .container {
    max-width: 1280px;
}
.network-content {
    text-align: center;
    margin-bottom: 4rem;
}
.network-content h2 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}
.network-content h2 .network-gradient {
    background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 50%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.network-content p {
    font-size: 1.05rem;
    color: #cbd5e1;
    line-height: 1.7;
    max-width: 580px;
    margin: 0 auto;
}

/* Globe Container */
/* Globe Container */
.network-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    align-items: center;
}
.network-globe {
    position: relative;
    width: 100%;
    max-width: 550px;
    height: 500px;
    margin: 0 auto;
    perspective: 1000px;
}

/* Rotating Globe */
.globe {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: rotateGlobe 30s linear infinite;
}

@keyframes rotateGlobe {
    0% { transform: rotateY(0deg) rotateX(10deg); }
    100% { transform: rotateY(360deg) rotateX(10deg); }
}

/* Globe circles (latitude lines) */
.globe-circle {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 1px dotted rgba(243, 245, 248, 0.4);
    border-radius: 50%;
    top: 0;
    left: 0;
}

/* Different sizes for latitude lines */
.globe-circle:nth-child(1) {
    transform: rotateY(0deg);
}
.globe-circle:nth-child(2) {
    transform: rotateY(30deg);
}
.globe-circle:nth-child(3) {
    transform: rotateY(60deg);
}
.globe-circle:nth-child(4) {
    transform: rotateY(90deg);
}
.globe-circle:nth-child(5) {
    transform: rotateX(90deg);
}
.globe-circle:nth-child(6) {
    transform: rotateX(60deg);
}
.globe-circle:nth-child(7) {
    transform: rotateX(30deg);
}

/* Longitude lines */
.globe-meridian {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}
.globe-meridian::before,
.globe-meridian::after {
    content: '';
    position: absolute;
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        rgba(96, 165, 250, 0.3) 20%, 
        rgba(96, 165, 250, 0.3) 80%, 
        transparent 100%);
    left: 50%;
    transform: translateX(-50%);
}
.globe-meridian:nth-child(8) { transform: rotateY(0deg); }
.globe-meridian:nth-child(9) { transform: rotateY(45deg); }
.globe-meridian:nth-child(10) { transform: rotateY(90deg); }
.globe-meridian:nth-child(11) { transform: rotateY(135deg); }

/* Glowing dots on globe surface */
.globe-dot {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #60a5fa;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(96, 165, 250, 0.8);
    animation: twinkle 3s ease-in-out infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
}

/* Position dots around the globe */
.globe-dot:nth-child(12) { top: 18%; left: 30%; animation-delay: 0s; }
.globe-dot:nth-child(13) { top: 28%; left: 70%; animation-delay: 0.4s; }
.globe-dot:nth-child(14) { top: 40%; left: 20%; animation-delay: 0.8s; }
.globe-dot:nth-child(15) { top: 54%; left: 80%; animation-delay: 1.2s; }
.globe-dot:nth-child(16) { top: 68%; left: 60%; animation-delay: 1.6s; }
.globe-dot:nth-child(17) { top: 45%; left: 40%; animation-delay: 2s; }
.globe-dot:nth-child(18) { top: 30%; left: 55%; animation-delay: 2.4s; }
.globe-dot:nth-child(19) { top: 60%; left: 35%; animation-delay: 2.8s; }
.globe-dot:nth-child(20) { top: 25%; left: 40%; animation-delay: 3.2s; }

/* Responsive */
@media (max-width: 960px) {
    .network-content h2 { font-size: 2.4rem; }
    .network-grid { height: 400px; }
}
@media (max-width: 960px) {
    .network-grid { grid-template-columns: 1fr; }
    .network-content h2 { font-size: 2.4rem; }
}
@media (max-width: 600px) {
    .network-section { padding: 3rem 0; }
    .network-content h2 { font-size: 2rem; }
}

/* Typewriter services */
.network-services {
    color: #cbd5e1;
}
.network-services p {
    font-size: 0.95rem;
    color: #94a3b8;
    margin-bottom: 1.5rem;
}
.network-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}
.service-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(148, 163, 184, 0.3);
    border-radius: 18px;
    padding: 1.25rem;
    box-shadow: 0 15px 35px rgba(15, 23, 42, 0.45);
    transition: transform 0.25s ease, border-color 0.25s ease;
}
.service-card:hover {
    transform: translateY(-4px);
    border-color: rgba(96, 165, 250, 0.7);
}
.service-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
    color: #fff;
}
.service-card p {
    margin: 0;
    line-height: 1.5;
    color: #cbd5e1;
    font-size: 0.95rem;
}

/* ---------- LANDING PAGE: cloudflare-style white hero ---------- */
.hero-cf {
    background: #fff;
    padding: 4rem 0 0;
    position: relative;
    overflow: visible;
}
.hero-cf .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding-bottom: 4rem;
}
.hero-cf .hero-content .badge {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
}
.hero-cf .hero-content h1 {
    font-size: 3.6rem;
    font-weight: 700;
    line-height: 1.12;
    color: #0b1e33;
    margin-bottom: 1.2rem;
    letter-spacing: -0.03em;
}
.hero-cf .hero-content h1 .highlight {
    color: #2563eb;
    background: none;
    -webkit-text-fill-color: #2563eb;
    animation: none;
}
.hero-cf .hero-content p {
    font-size: 1.1rem;
    color: #475569;
    line-height: 1.75;
    max-width: 480px;
    margin-bottom: 2rem;
}
.hero-cf .btn-group .btn-outline {
    background: transparent;
    color: #1e293b;
    border: 1.5px solid #cbd5e1;
}
.hero-cf .btn-group .btn-outline:hover {
    border-color: #2563eb;
    color: #2563eb;
}

/* orb */
.hero-orb-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}
.hero-orb {
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle at 38% 36%,
        #93c5fd 0%,
        #3b82f6 25%,
        #062a8d 55%,
        #012f63 80%,
        #060d1b 100%);
    position: relative;
    overflow: hidden;
    box-shadow:
        0 30px 80px -20px rgba(37,99,235,0.4),
        inset -30px -30px 80px rgba(0,0,0,0.25);
    flex-shrink: 0;
    transform: translateX(10%);
    margin-bottom: -90px;
    z-index: 1;
}
.hero-orb::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 50%;
    background-image:
        linear-gradient(rgba(255,255,255,0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.07) 1px, transparent 1px);
    background-size: 28px 28px;
}
.hero-orb::after {
    content: '';
    position: absolute;
    top: 12%;
    left: 18%;
    width: 45%;
    height: 28%;
    background: radial-gradient(ellipse, rgba(255,255,255,0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: rotate(-25deg);
}

/* announcement strip */
.hero-announcements {
    background: #fff;
    padding: 3rem 0 1.4rem;
    position: relative;
    z-index: 2;
    clip-path: polygon(0 70px, 100% 0, 100% 100%, 0 100%);
    filter: drop-shadow(0 -2px 0 #2563eb) drop-shadow(0 4px 6px rgba(0,0,0,0.08));
    box-shadow: 0 -40px 60px rgba(59,130,246,0.3);
}
.hero-announcements::before {
    content: '';
    position: absolute;
    inset: -15px 0 0;
    background: linear-gradient(135deg, rgba(59,130,246,0.6) 0%, rgba(59,130,246,0.1) 70%, transparent 100%);
    filter: blur(30px);
    opacity: 0.8;
    z-index: -1;
    transform: skewY(-5deg);
}
.announce-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}
.announce-card {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: 1rem 2rem 1rem 0;
    border-right: 1px solid #e2e8f0;
    transition: background 0.2s;
    cursor: pointer;
}
.announce-card:last-child {
    border-right: none;
    padding-left: 2rem;
    padding-right: 0;
}
.announce-card:hover { background: #f8fafc; }
.announce-thumb {
    width: 72px;
    height: 56px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    background: #dbeafe;
}
.announce-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.announce-thumb.icon-thumb {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: #2563eb;
}
.announce-body strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: #0b1e33;
    margin-bottom: 0.2rem;
}
.announce-body p {
    font-size: 0.82rem;
    color: #64748b;
    margin-bottom: 0.3rem;
    line-height: 1.4;
}
.announce-body a {
    font-size: 0.82rem;
    color: #2563eb;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s;
}
.announce-body a:hover { gap: 8px; }

@media (max-width: 960px) {
    .hero-cf .container { grid-template-columns: 1fr; text-align: center; }
    .hero-cf .hero-content p { margin-left: auto; margin-right: auto; }
    .hero-cf .btn-group { justify-content: center; }
    .hero-orb { width: 320px; height: 320px; transform: none; }
    .hero-orb-wrap { justify-content: center; }
    .announce-grid { grid-template-columns: 1fr; }
    .announce-card { border-right: none; border-bottom: 1px solid #e2e8f0; padding: 1rem 0; }
    .announce-card:last-child { padding-left: 0; }
}
@media (max-width: 600px) {
    .hero-cf .hero-content h1 { font-size: 2.4rem; }
    .hero-orb { width: 240px; height: 240px; }
}

/* ---------- LANDING PAGE: dark hero ---------- */
.hero-dark {
    padding: 0;
    background: #060d1b;
    position: relative;
    overflow: hidden;
    min-height: 60vh;
    display: flex;
    align-items: center;
}
.hero-dark::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(37,99,235,0.18) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 100%, rgba(124,58,237,0.12) 0%, transparent 50%);
    pointer-events: none;
}
.hero-dark::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}
.hero-dark .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding-top: 3rem;
    padding-bottom: 3rem;
}
.hero-dark .hero-content {
    flex: none;
}
.hero-dark .hero-content .badge {
    background: rgba(37,99,235,0.15);
    color: #60a5fa;
    border: 1px solid rgba(37,99,235,0.25);
}
.hero-dark .hero-content h1 {
    font-size: 3.6rem;
    font-weight: 700;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}
.hero-dark .hero-content h1 .highlight {
    background: linear-gradient(135deg, #60a5fa, #a78bfa, #60a5fa);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}
@keyframes shimmer {
    to { background-position: 200% center; }
}
.hero-dark .hero-content p {
    color: #94a3b8;
    font-size: 1.15rem;
    line-height: 1.8;
    max-width: 500px;
    margin-bottom: 2rem;
}
.hero-dark .hero-visual {
    position: relative;
}

/* floating code terminal */
.code-window {
    background: #0f172a;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    overflow: hidden;
    box-shadow:
        0 30px 80px -20px rgba(0,0,0,0.6),
        0 0 40px rgba(37,99,235,0.08);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    line-height: 1.7;
    position: relative;
}
.code-window .window-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    background: rgba(255,255,255,0.04);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.code-window .window-bar .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.code-window .window-bar .dot.red { background: #ef4444; }
.code-window .window-bar .dot.yellow { background: #f59e0b; }
.code-window .window-bar .dot.green { background: #22c55e; }
.code-window .window-bar .file-name {
    margin-left: 10px;
    color: #64748b;
    font-size: 0.78rem;
    font-family: 'Inter', sans-serif;
}
.code-window pre {
    padding: 1.2rem 1.5rem;
    color: #cbd5e1;
    overflow-x: auto;
    margin: 0;
}
.code-window .kw { color: #c084fc; }
.code-window .fn { color: #60a5fa; }
.code-window .str { color: #4ade80; }
.code-window .cm { color: #475569; }
.code-window .num { color: #f59e0b; }
.code-window .op { color: #94a3b8; }

/* floating badge elements */
.float-badge {
    position: absolute;
    background: rgba(15,23,42,0.85);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 0.8rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: #e2e8f0;
    font-size: 0.82rem;
    font-weight: 500;
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
    z-index: 3;
    animation: float-gentle 4s ease-in-out infinite;
}
.float-badge:nth-child(2) { animation-delay: -1.5s; }
.float-badge:nth-child(3) { animation-delay: -3s; }
.float-badge .badge-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}
.float-badge .badge-icon.blue { background: rgba(37,99,235,0.2); color: #60a5fa; }
.float-badge .badge-icon.green { background: rgba(34,197,94,0.2); color: #4ade80; }
.float-badge .badge-icon.purple { background: rgba(168,85,247,0.2); color: #c084fc; }
.float-badge .badge-text strong { display: block; font-size: 0.88rem; color: #fff; }
.float-badge .badge-text span { font-size: 0.75rem; color: #64748b; }
@keyframes float-gentle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ---------- LANDING: tech stack ---------- */
.tech-stack-section {
    padding: 4rem 0;
    background: #0b1120;
    border-top: 1px solid rgba(255,255,255,0.04);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.tech-stack-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}
.tech-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.2rem;
    border-radius: 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    transition: all 0.3s;
    min-width: 90px;
}
.tech-icon:hover {
    background: rgba(37,99,235,0.1);
    border-color: rgba(37,99,235,0.3);
    transform: translateY(-4px);
}
.tech-icon i {
    font-size: 1.8rem;
    color: #94a3b8;
    transition: color 0.3s;
}
.tech-icon:hover i { color: #60a5fa; }
.tech-icon span {
    font-size: 0.72rem;
    color: #64748b;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ---------- LANDING: bento services ---------- */
.bento-section {
    padding: 5rem 0;
    background: #f8fafc;
}
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto;
    gap: 1.5rem;
}
.bento-card {
    background: #fff;
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}
.bento-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1.5px;
    background: linear-gradient(135deg, transparent 40%, rgba(37,99,235,0.3), rgba(124,58,237,0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s;
}
.bento-card:hover::before { opacity: 1; }
.bento-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.1);
    border-color: transparent;
}
.bento-card.featured {
    grid-column: span 2;
    grid-row: span 2;
    padding: 2.5rem;
    background: linear-gradient(160deg, #0f2b4b, #1a365d);
    border-color: transparent;
    color: #fff;
}
.bento-card.featured::before { display: none; }
.bento-card.featured:hover {
    box-shadow: 0 24px 50px -12px rgba(15,43,75,0.4);
}
.bento-card.featured .icon-box {
    background: rgba(96,165,250,0.15);
    color: #60a5fa;
}
.bento-card.featured h3 { color: #fff; font-size: 1.6rem; }
.bento-card.featured p { color: #94a3b8; font-size: 1.05rem; line-height: 1.7; }
.bento-card.featured .card-link { color: #60a5fa; }

.bento-card .icon-box {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: #eff6ff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #2563eb;
    margin-bottom: 1.2rem;
    transition: all 0.3s;
}
.bento-card:hover .icon-box {
    background: #2563eb;
    color: #fff;
}
.bento-card.featured:hover .icon-box {
    background: #60a5fa;
    color: #0f2b4b;
}
.bento-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #0b1e33;
    margin-bottom: 0.5rem;
}
.bento-card p {
    color: #64748b;
    font-size: 0.92rem;
    line-height: 1.6;
    flex: 1;
    margin-bottom: 1rem;
}
.bento-card .card-link {
    color: #2563eb;
    font-weight: 600;
    font-size: 0.88rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: auto;
    transition: gap 0.2s;
}
.bento-card .card-link:hover { gap: 0.7rem; }

/* ---------- LANDING: featured project ---------- */
.featured-project {
    padding: 5rem 0;
    background: #fff;
}
.project-showcase {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 3rem;
    align-items: center;
    background: linear-gradient(160deg, #0b1120, #111d35);
    border-radius: 28px;
    padding: 3rem;
    overflow: hidden;
    position: relative;
}
.project-showcase::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37,99,235,0.12), transparent 70%);
    border-radius: 50%;
}
.project-showcase .project-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 50px -15px rgba(0,0,0,0.4);
    position: relative;
}
.project-showcase .project-image img {
    width: 100%;
    height: 320px;
    object-fit: cover;
}
.project-showcase .project-details {
    color: #fff;
    position: relative;
}
.project-showcase .project-details .badge {
    background: rgba(37,99,235,0.15);
    color: #60a5fa;
    border: 1px solid rgba(37,99,235,0.25);
    display: inline-block;
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0.35rem 0.9rem;
    border-radius: 20px;
    margin-bottom: 1rem;
}
.project-showcase .project-details h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}
.project-showcase .project-details p {
    color: #94a3b8;
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}
.project-metrics {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
}
.project-metrics .metric {
    text-align: center;
}
.project-metrics .metric .num {
    font-size: 1.6rem;
    font-weight: 700;
    color: #60a5fa;
}
.project-metrics .metric .lbl {
    font-size: 0.78rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.project-tech-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.project-tech-tags span {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: #cbd5e1;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.3rem 0.7rem;
    border-radius: 8px;
}

/* ---------- LANDING: dark stats ---------- */
.stats-dark {
    padding: 4rem 0;
    background: #060d1b;
    position: relative;
    overflow: hidden;
}
.stats-dark::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 40% 60% at 20% 50%, rgba(37,99,235,0.08), transparent),
        radial-gradient(ellipse 40% 60% at 80% 50%, rgba(124,58,237,0.06), transparent);
}
.stats-dark .stats-bar {
    position: relative;
    z-index: 1;
}
.stats-dark .stat-number {
    color: #fff;
    font-size: 3.2rem;
}
.stats-dark .stat-label {
    color: #64748b;
}
.stats-dark .stat-item {
    position: relative;
}
.stats-dark .stat-item + .stat-item::before {
    content: '';
    position: absolute;
    left: -1rem;
    top: 20%;
    height: 60%;
    width: 1px;
    background: rgba(255,255,255,0.08);
}

/* ---------- LANDING: improved process ---------- */
.process-dark {
    padding: 5rem 0;
    background: linear-gradient(180deg, #f8fafc, #fff);
}
.process-dark .process-grid {
    counter-reset: process;
}
.process-dark .process-step {
    background: #fff;
    border-radius: 20px;
    padding: 2.2rem 1.5rem;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 16px -4px rgba(0,0,0,0.04);
    transition: all 0.3s;
}
.process-dark .process-step:hover {
    border-color: #bfdbfe;
    box-shadow: 0 12px 30px -8px rgba(37,99,235,0.12);
    transform: translateY(-4px);
}
.process-dark .process-step::before {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2.8rem;
    color: transparent;
}

/* ---------- LANDING: responsive overrides ---------- */
@media (max-width: 960px) {
    .hero-dark .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-dark .hero-content p { margin-left: auto; margin-right: auto; }
    .hero-dark .btn-group { justify-content: center; }
    .bento-grid {
        grid-template-columns: 1fr 1fr;
    }
    .bento-card.featured {
        grid-column: span 2;
        grid-row: span 1;
    }
    .project-showcase {
        grid-template-columns: 1fr;
    }
    .float-badge { display: none; }
}
@media (max-width: 700px) {
    .hero-dark .hero-content h1 { font-size: 2.4rem; }
    .hero-dark { min-height: auto; }
    .bento-grid {
        grid-template-columns: 1fr;
    }
    .bento-card.featured {
        grid-column: span 1;
    }
    .tech-stack-grid { gap: 1rem; }
    .tech-icon { min-width: 72px; padding: 0.7rem; }
    .tech-icon i { font-size: 1.4rem; }
    .project-showcase { padding: 1.5rem; }
    .project-metrics { gap: 1rem; }
}

/* ---------- responsive ---------- */
@media (max-width: 960px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .contact-row {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 800px) {
    .navbar { padding: 0.9rem 1.5rem; }
    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
        padding: 1.2rem 0 0.8rem;
        border-top: 1px solid #e2e8f0;
    }
    .nav-links.show { display: flex; }
    .menu-toggle { display: block; }
    .hero-content h1 { font-size: 2.4rem; }
    .hero { padding: 4rem 0; }
    .section-heading h2 { font-size: 2rem; }
    .about-row { gap: 2rem; }
    .page-header h1 { font-size: 2rem; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}
@media (max-width: 500px) {
    .container { padding: 0 1.2rem; }
    .hero-content h1 { font-size: 2rem; }
    .btn-group { flex-direction: column; align-items: flex-start; }
}