/* ============================================
   SMART OASIS 2.0 — Landing Page Styles
   ============================================ */

/* ── NAVBAR ── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-nav);
    padding: var(--space-md) 0;
    transition: all var(--duration-normal) ease;
    background: transparent;
}

.navbar.scrolled {
    background: rgba(6, 11, 24, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(121, 199, 199, 0.08);
    padding: var(--space-sm) 0;
}

.nav-container {
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-logo {
    width: 210px;
    height: 210px;
    object-fit: contain;
    max-width: 50vw;
}

.nav-brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

.brand-sub {
    font-size: var(--fs-xs);
    color: var(--teal-accent);
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: var(--fs-small);
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--teal-bright);
    transition: width var(--duration-normal) var(--ease-out);
}

.nav-link:hover {
    color: var(--teal-accent);
}

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

.nav-cta {
    padding: 0.6rem 1.4rem;
    font-size: var(--fs-xs);
}

/* ── LANGUAGE TOGGLE ── */
.lang-toggle {
    font-family: var(--font-body);
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--teal-accent);
    background: rgba(0, 229, 200, 0.08);
    border: 1px solid rgba(0, 229, 200, 0.2);
    border-radius: var(--radius-full);
    padding: 6px 14px;
    cursor: pointer;
    transition: all var(--duration-fast) ease;
    white-space: nowrap;
    letter-spacing: 0;
}

.lang-toggle:hover {
    background: rgba(0, 229, 200, 0.15);
    border-color: var(--teal-accent);
    color: var(--teal-bright);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 600;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--duration-normal) ease;
    border-radius: 2px;
}

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

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

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(6, 11, 24, 0.95) 0%,
            rgba(15, 27, 61, 0.8) 40%,
            rgba(6, 11, 24, 0.85) 100%);
}

.hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-text {
    padding: var(--space-2xl) 0;
}

.hero-badge {
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.hero-title {
    font-size: var(--fs-hero);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s var(--ease-out) 0.4s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--teal-accent) 0%, var(--teal-bright) 50%, #a5f3fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 540px;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s var(--ease-out) 0.6s both;
}

.hero-subtitle strong {
    color: var(--teal-bright);
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s var(--ease-out) 0.8s both;
}

.btn-lg {
    padding: 0.9rem 2rem;
    font-size: var(--fs-body);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    animation: fadeInUp 0.8s var(--ease-out) 1s both;
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.hero-stat-number {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--teal-bright);
}

.hero-stat-label {
    font-size: var(--fs-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 2px;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, transparent, var(--surface-light), transparent);
}

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeInRight 1s var(--ease-out) 0.6s both;
}

.hero-palm-img {
    max-height: 520px;
    width: auto;
    filter: drop-shadow(0 0 40px rgba(0, 229, 200, 0.15));
    position: relative;
    z-index: 2;
}

.hero-visual-glow {
    position: absolute;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(0, 229, 200, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    animation: pulse-glow 4s ease-in-out infinite;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-dim);
    font-size: var(--fs-xs);
    animation: fadeIn 1s ease 1.5s both;
}

.scroll-arrow {
    animation: bounce 2s ease infinite;
}

/* ── SECTIONS COMMON ── */
.section {
    padding: var(--space-section) 0;
    position: relative;
}

.section-header.center {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header.center .section-label {
    justify-content: center;
}

/* ── PROBLEM SECTION ── */
.problem-section {
    background: linear-gradient(180deg, var(--bg-body), var(--bg-section));
}

.problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.problem-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.problem-stat {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--surface-dark);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.problem-stat-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.problem-stat div {
    display: flex;
    flex-direction: column;
}

.problem-stat strong {
    font-family: var(--font-display);
    font-size: var(--fs-body);
    color: var(--text-primary);
}

.problem-stat span:last-child {
    font-size: var(--fs-xs);
    color: var(--text-muted);
    margin-top: 2px;
}

.comparison-card {
    padding: var(--space-md);
    position: relative;
}

.comparison-img {
    border-radius: var(--radius-md);
    width: 100%;
}

.comparison-labels {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-md);
    padding: 0 var(--space-md);
}

.comparison-label {
    font-size: var(--fs-small);
    font-weight: 600;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
}

.comparison-label.healthy {
    color: var(--status-healthy);
    background: rgba(34, 197, 94, 0.12);
}

.comparison-label.infested {
    color: var(--status-infested);
    background: rgba(239, 68, 68, 0.12);
}

/* ── TECHNOLOGY CARDS ── */
.tech-section {
    background: var(--bg-section);
}

.tech-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.tech-card {
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--teal-bright), transparent);
    opacity: 0;
    transition: opacity var(--duration-normal) ease;
}

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

.tech-card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 229, 200, 0.06);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
}

.tech-card-label {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--teal-accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-xs);
}

.tech-card-title {
    font-size: var(--fs-h3);
    margin-bottom: 4px;
}

.tech-card-subtitle {
    font-size: var(--fs-small);
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.tech-card-desc {
    font-size: var(--fs-small);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.tech-card-visual {
    height: 80px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-md);
    position: relative;
}

.tech-card-visual canvas {
    width: 100%;
    height: 100%;
}

.tech-card-specs {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: var(--space-md);
}

.spec {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.spec-label {
    font-size: var(--fs-xs);
    color: var(--text-dim);
}

.spec-value {
    font-family: var(--font-mono);
    font-size: var(--fs-small);
    color: var(--teal-accent);
    font-weight: 600;
}

/* ── FUSION SECTION ── */
.fusion-section {
    background: linear-gradient(180deg, var(--bg-section), var(--bg-body));
    overflow: hidden;
}

.fusion-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    padding: var(--space-2xl) 0;
    flex-wrap: wrap;
}

.fusion-flow {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.fusion-source {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.fusion-node {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--surface-dark);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.06);
    min-width: 200px;
    position: relative;
}

.fusion-node-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 229, 200, 0.08);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.das-node {
    border-color: rgba(0, 229, 200, 0.2);
}

.das-node .fusion-node-icon {
    color: var(--teal-bright);
}

.dts-node {
    border-color: rgba(245, 166, 35, 0.2);
}

.dts-node .fusion-node-icon {
    color: var(--status-watch);
    background: rgba(245, 166, 35, 0.08);
}

.hyper-node {
    border-color: rgba(59, 130, 246, 0.2);
}

.hyper-node .fusion-node-icon {
    color: var(--status-info);
    background: rgba(59, 130, 246, 0.08);
}

.fusion-node span {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-small);
}

.fusion-node-data {
    font-size: var(--fs-xs);
    color: var(--text-dim);
    position: absolute;
    bottom: -18px;
    left: var(--space-lg);
    font-family: var(--font-mono);
}

.fusion-stream {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--stream-color, var(--teal-bright)), transparent);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.fusion-stream::after {
    content: '';
    position: absolute;
    top: 0;
    left: -20px;
    width: 20px;
    height: 100%;
    background: var(--stream-color, var(--teal-bright));
    border-radius: 2px;
    animation: stream-flow 1.5s ease-in-out infinite;
}

.fusion-engine {
    position: relative;
    width: 140px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fusion-engine-ring {
    position: absolute;
    inset: 0;
    border: 2px solid rgba(0, 229, 200, 0.15);
    border-radius: 50%;
    animation: spin 8s linear infinite;
}

.fusion-engine-ring::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: var(--teal-bright);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--teal-bright);
}

.fusion-engine-ring.ring-2 {
    inset: 12px;
    border-color: rgba(0, 229, 200, 0.08);
    animation-direction: reverse;
    animation-duration: 6s;
}

.fusion-engine-core {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    z-index: 2;
}

.fusion-engine-core span {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--teal-accent);
    font-weight: 600;
}

.fusion-output {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.output-stream {
    --stream-color: var(--teal-bright);
}

.fusion-result {
    padding: var(--space-lg);
    min-width: 200px;
}

.fusion-result-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.fusion-result-metrics {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

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

.fusion-metric-value {
    font-family: var(--font-mono);
    font-size: var(--fs-body);
    font-weight: 600;
    color: var(--teal-bright);
}

.fusion-metric-label {
    font-size: var(--fs-xs);
    color: var(--text-dim);
}

/* ── HOW IT WORKS / STEPS ── */
.steps-section {
    background: var(--bg-body);
}

.steps-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--teal-bright), var(--surface-light), transparent);
}

.step {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    position: relative;
}

.step-number {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: var(--fs-small);
    font-weight: 700;
    color: var(--teal-bright);
    background: var(--bg-body);
    border: 2px solid var(--teal-accent);
    border-radius: 50%;
    z-index: 2;
}

.step-content {
    padding: var(--space-lg);
    flex-grow: 1;
}

.step-icon {
    margin-bottom: var(--space-sm);
}

.step-content h3 {
    font-size: var(--fs-h4);
    margin-bottom: var(--space-sm);
}

.step-content p {
    font-size: var(--fs-small);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ── IMPACT STATS ── */
.impact-section {
    background: linear-gradient(180deg, var(--bg-body), var(--bg-section));
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.impact-card {
    padding: var(--space-xl);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.impact-number {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3vw, 2.75rem);
    font-weight: 800;
    color: var(--teal-bright);
    line-height: 1;
}

.impact-label {
    font-family: var(--font-display);
    font-size: var(--fs-body);
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-xs);
}

.impact-desc {
    font-size: var(--fs-xs);
    color: var(--text-dim);
    max-width: 200px;
}

/* ── DASHBOARD PREVIEW ── */
.preview-section {
    background: var(--bg-section);
    overflow: hidden;
}

.preview-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-3xl);
    align-items: center;
}

.preview-features {
    margin: var(--space-xl) 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.preview-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--fs-small);
    color: var(--text-secondary);
}

.preview-mockup {
    padding: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.mockup-topbar {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.mockup-dots span:nth-child(1) {
    background: #ef4444;
}

.mockup-dots span:nth-child(2) {
    background: #f5a623;
}

.mockup-dots span:nth-child(3) {
    background: #22c55e;
}

.mockup-title {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--text-dim);
}

.mockup-body {
    display: flex;
    min-height: 280px;
}

.mockup-sidebar {
    width: 48px;
    background: rgba(0, 0, 0, 0.2);
    padding: var(--space-md) var(--space-sm);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    border-right: 1px solid rgba(255, 255, 255, 0.04);
}

.mockup-nav-item {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: var(--surface-mid);
    transition: background var(--duration-fast) ease;
}

.mockup-nav-item.active {
    background: var(--teal-glow);
    border: 1px solid rgba(0, 229, 200, 0.3);
}

.mockup-content {
    flex: 1;
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mockup-card-row {
    display: flex;
    gap: var(--space-sm);
}

.mockup-mini-card {
    flex: 1;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--surface-dark);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.mockup-mini-card.green {
    border-left: 3px solid var(--status-healthy);
}

.mockup-mini-card.teal {
    border-left: 3px solid var(--teal-bright);
}

.mockup-mini-card.amber {
    border-left: 3px solid var(--status-watch);
}

.mockup-chart {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.mockup-chart canvas {
    width: 100%;
    height: 100%;
}

.mockup-grid-preview {
    height: 60px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    padding: var(--space-sm);
}

.mockup-map-dots {
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle, var(--status-healthy) 2px, transparent 2px);
    background-size: 12px 12px;
    opacity: 0.5;
}

/* ── ABOUT SECTION ── */
.about-section {
    background: linear-gradient(180deg, var(--bg-section), var(--bg-body));
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-body {
    font-size: var(--fs-small);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-top: var(--space-md);
}

.credentials {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.credential {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
}

.credential-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.credential strong {
    display: block;
    font-size: var(--fs-small);
    color: var(--text-primary);
}

.credential span {
    font-size: var(--fs-xs);
    color: var(--text-muted);
}

.about-imagery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.about-imagery img {
    border-radius: var(--radius-lg);
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.about-img-2 {
    margin-top: var(--space-2xl);
}

/* ── CTA / CONTACT ── */
.cta-section {
    background: var(--bg-body);
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 229, 200, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.cta-quick-actions {
    margin-top: var(--space-xl);
}

.cta-form {
    padding: var(--space-xl);
}

.cta-form h3 {
    font-size: var(--fs-h3);
    margin-bottom: var(--space-lg);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: var(--fs-small);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 1rem;
    font-family: var(--font-body);
    font-size: var(--fs-small);
    color: var(--text-primary);
    background: var(--surface-dark);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: border-color var(--duration-fast) ease;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--teal-accent);
    box-shadow: 0 0 0 3px rgba(0, 229, 200, 0.08);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ── FOOTER ── */
.footer {
    padding: var(--space-2xl) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    background: var(--navy-darker);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-logo {
    width: 144px;
    height: 144px;
    object-fit: contain;
}

.footer-company {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-small);
    display: block;
}

.footer-arabic {
    font-size: var(--fs-xs);
    color: var(--teal-accent);
    display: block;
}

.footer-links {
    display: flex;
    gap: var(--space-xl);
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    font-size: var(--fs-small);
    color: var(--text-muted);
    transition: color var(--duration-fast) ease;
}

.footer-links a:hover {
    color: var(--teal-accent);
}

.footer-bottom {
    display: flex;
    gap: var(--space-xl);
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    font-size: var(--fs-xs);
    color: var(--text-dim);
}

.footer-uae {
    color: var(--teal-accent);
    font-weight: 600;
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes pulse-glow {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.4;
    }

    50% {
        transform: scale(1.15);
        opacity: 0.7;
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(8px);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes stream-flow {
    0% {
        left: -20px;
    }

    100% {
        left: 100%;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .hero-visual {
        display: none;
    }

    .problem-grid,
    .about-grid,
    .cta-grid,
    .preview-layout {
        grid-template-columns: 1fr;
    }

    .tech-cards {
        grid-template-columns: 1fr 1fr;
    }

    .fusion-diagram {
        flex-direction: column;
    }

    .fusion-stream {
        width: 3px;
        height: 40px;
        background: linear-gradient(180deg, var(--stream-color, var(--teal-bright)), transparent);
    }

    .fusion-source {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--surface-dark);
        flex-direction: column;
        padding: 80px var(--space-xl) var(--space-xl);
        transition: right var(--duration-normal) var(--ease-out);
        border-left: 1px solid var(--surface-glass-border);
        z-index: 550;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .tech-cards {
        grid-template-columns: 1fr;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

    .hero-stat-divider {
        width: 40px;
        height: 1px;
    }
}

@media (max-width: 480px) {
    .impact-grid {
        grid-template-columns: 1fr;
    }

    .problem-stats {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2rem;
    }

    .nav-logo {
        width: 80px;
        height: 80px;
    }

    .btn-lg {
        padding: 0.75rem 1.25rem;
        font-size: var(--fs-small);
    }

    .nav-container {
        padding: 0 var(--space-md);
    }

    .footer-brand {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

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

    .steps-timeline {
        padding: 0 var(--space-sm);
    }

    .step {
        gap: var(--space-md);
    }

    .section {
        padding: var(--space-2xl) 0;
    }
}

@media (max-width: 768px) {
    .nav-logo {
        width: 120px;
        height: 120px;
    }

    .preview-layout {
        flex-direction: column;
    }

    .preview-visual {
        width: 100%;
    }

    .about-imagery {
        flex-direction: column;
    }

    .cta-grid {
        gap: var(--space-2xl);
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--space-xl);
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .btn {
        text-align: center;
        justify-content: center;
    }

    .fusion-node {
        min-width: 160px;
    }

    .lang-toggle {
        font-size: 11px;
        padding: 5px 10px;
    }
}