/* ==========================================================================
   NIJWAL TECHNOSOLUTIONS (OPC) PRIVATE LIMITED
   Core Design System stylesheet
   Theme: Futuristic Dark Tech
   ========================================================================== */

/* --- Design Tokens / Variables --- */
:root {
    --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Core HSL Colors */
    --color-bg-deep: hsl(222, 47%, 4%);       /* Deepest space blue */
    --color-bg-card: rgba(15, 23, 42, 0.55);   /* Semi-translucent dark card */
    --color-border: rgba(255, 255, 255, 0.07); /* Subtle line boundaries */
    
    /* Glowing Accents */
    --color-accent-cyan: hsl(182, 100%, 50%);  /* Neon Cyan */
    --color-accent-violet: hsl(263, 90%, 65%); /* Electric Violet */
    --color-accent-blue: hsl(207, 100%, 50%);   /* Tech Blue */
    
    /* Text Palette */
    --text-primary: hsl(210, 40%, 98%);       /* Pure crisp off-white */
    --text-secondary: hsl(215, 25%, 72%);     /* Muted readable gray */
    --text-muted: hsl(215, 16%, 47%);         /* Low emphasis gray */
    
    /* Dynamic Gradients */
    --gradient-accent: linear-gradient(135deg, var(--color-accent-cyan) 0%, var(--color-accent-violet) 100%);
    --gradient-glow: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, rgba(121, 40, 202, 0.05) 50%, transparent 100%);
    
    /* Utilities */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --glass-blur: blur(16px);
}

/* --- CSS Reset & Base Rules --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--color-bg-deep);
    color: var(--text-primary);
    font-family: var(--font-primary);
    overflow-x: hidden;
}

body {
    position: relative;
    line-height: 1.6;
    width: 100%;
}

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

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

button, select, input, textarea {
    font-family: inherit;
    background: transparent;
    border: none;
    outline: none;
    color: inherit;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-center { text-align: center; }
.hidden { display: none !important; }

/* --- Ambient Glowing Orbs --- */
.ambient-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
    filter: blur(130px);
    opacity: 0.45;
    mix-blend-mode: screen;
}
.glow-1 {
    top: -200px;
    left: -150px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.4) 0%, transparent 70%);
    animation: floatGlow 15s infinite alternate ease-in-out;
}
.glow-2 {
    bottom: -100px;
    right: -100px;
    background: radial-gradient(circle, rgba(121, 40, 202, 0.35) 0%, transparent 70%);
    animation: floatGlow 20s infinite alternate-reverse ease-in-out;
}
.glow-3 {
    top: 50%;
    left: 60%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(79, 172, 254, 0.25) 0%, transparent 70%);
}

@keyframes floatGlow {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(80px, 60px) scale(1.15); }
}

/* --- Section Typography & Utilities --- */
.section-tag {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
    display: inline-block;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 56px auto;
}

.section-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

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

/* --- Navigation Header --- */
#site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    transition: var(--transition-smooth);
    border-bottom: 1px solid transparent;
}

#site-header.scrolled {
    background: rgba(8, 12, 20, 0.8);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
    transition: var(--transition-smooth);
}

#site-header.scrolled .header-container {
    padding: 8px 24px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 40px;
    width: auto;
    border-radius: 6px;
    transition: var(--transition-smooth);
}

#site-header.scrolled .logo-img {
    height: 34px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    background: linear-gradient(135deg, #ffffff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}

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

.nav-link:hover {
    color: var(--text-primary);
}

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

.nav-cta-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-sm);
    padding: 10px 20px !important;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.nav-cta-btn::after {
    display: none;
}

.nav-cta-btn:hover {
    background: var(--gradient-accent);
    border-color: transparent;
    color: var(--color-bg-deep) !important;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.35);
}

/* Mobile Toggle Hamburger */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    background: none;
    z-index: 110;
}

.bar {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

/* Mobile Overlay Menu */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(8, 12, 20, 0.98);
    backdrop-filter: var(--glass-blur);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 95;
    transition: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-nav-overlay.open {
    right: 0;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 36px;
    width: 80%;
}

.mobile-link {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.mobile-link:hover {
    color: var(--color-accent-cyan);
}

.mobile-cta-btn {
    width: 100%;
    max-width: 260px;
    padding: 14px;
    text-align: center;
    background: var(--gradient-accent);
    color: var(--color-bg-deep) !important;
    font-weight: 700;
    border-radius: var(--border-radius-md);
    box-shadow: 0 0 24px rgba(0, 242, 254, 0.25);
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    padding-top: 180px;
    padding-bottom: 120px;
    display: flex;
    align-items: center;
    min-height: 90vh;
    background: radial-gradient(ellipse 50% 50% at 50% 0%, rgba(0, 242, 254, 0.05), transparent);
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    z-index: 10;
}

.hero-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 100px;
    padding: 6px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent-cyan);
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-accent-cyan);
    box-shadow: 0 0 10px var(--color-accent-cyan);
    display: inline-block;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
    max-width: 900px;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 680px;
    margin-bottom: 40px;
}

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

/* Standard Premium Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--color-bg-deep);
    box-shadow: 0 0 25px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 35px rgba(0, 242, 254, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

/* Hero Metrics */
.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.metric-card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 24px;
    transition: var(--transition-smooth);
}

.metric-card:hover {
    border-color: rgba(0, 242, 254, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.05);
}

.metric-num {
    display: block;
    font-size: 2.25rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 500;
}

/* --- About Section --- */
.about-section {
    padding: 120px 0;
    position: relative;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 64px;
    align-items: center;
}

.about-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.visual-card {
    position: relative;
    width: 380px;
    height: 380px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.4) 0%, rgba(8, 12, 20, 0.8) 100%);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.about-logo-watermark {
    width: 60%;
    opacity: 0.85;
    z-index: 2;
    transition: var(--transition-smooth);
}

.visual-card:hover .about-logo-watermark {
    transform: scale(1.05) rotate(2deg);
}

.glowing-border-element {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        transparent,
        rgba(0, 242, 254, 0.15),
        transparent 30%,
        transparent 50%,
        rgba(121, 40, 202, 0.15),
        transparent 80%
    );
    animation: rotateGlow 8s linear infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes rotateGlow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.about-pillars {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
}

.pillar-item {
    display: flex;
    gap: 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 16px 20px;
}

.pillar-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.pillar-item h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.pillar-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* --- Services Section --- */
.services-section {
    padding: 120px 0;
    background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(121, 40, 202, 0.03), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 40px 32px;
    text-align: left;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 0% 0%, rgba(0, 242, 254, 0.08) 0%, transparent 60%);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.service-card:hover {
    border-color: rgba(0, 242, 254, 0.25);
    transform: translateY(-6px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.service-icon {
    font-size: 2.25rem;
    margin-bottom: 24px;
    display: inline-block;
}

.service-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    min-height: 72px;
}

.service-bullets {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
}

.service-bullets li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.service-bullets li::before {
    content: '▪';
    color: var(--color-accent-cyan);
    font-size: 1rem;
}

/* --- Proprietary Products Section --- */
.products-section {
    padding: 120px 0;
    position: relative;
    background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(0, 242, 254, 0.03), transparent);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.product-card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 48px 40px;
    text-align: left;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 100% 0%, rgba(121, 40, 202, 0.08) 0%, transparent 60%);
    pointer-events: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.product-card:hover {
    border-color: rgba(121, 40, 202, 0.3);
    transform: translateY(-6px);
    box-shadow: 0 25px 50px rgba(0, 242, 254, 0.08);
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.product-icon {
    font-size: 2.5rem;
    display: flex;
    align-items: center;
}

.product-logo-img {
    height: 48px;
    width: auto;
    border-radius: 8px;
}

.product-status-badge {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-status-badge.active-status {
    background: rgba(0, 242, 254, 0.1);
    color: var(--color-accent-cyan);
    border: 1px solid rgba(0, 242, 254, 0.2);
}

.product-status-badge.dev-status {
    background: rgba(121, 40, 202, 0.1);
    color: var(--color-accent-violet);
    border: 1px solid rgba(121, 40, 202, 0.2);
}

.product-card h3 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.product-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.product-tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 28px;
}

.tech-badge {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 4px 10px;
    border-radius: 6px;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 36px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    flex-grow: 1;
}

.prod-feat-item {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.product-btn {
    padding: 12px 24px;
}

.product-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.05);
}

/* --- Technology Grid --- */
.tech-section {
    padding: 120px 0;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-top: 16px;
}

.tech-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 24px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: default;
}

.tech-item:hover {
    border-color: rgba(121, 40, 202, 0.3);
    background: rgba(255, 255, 255, 0.04);
    transform: scale(1.03);
    box-shadow: 0 8px 24px rgba(121, 40, 202, 0.05);
}

.tech-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.tech-item h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.tech-lvl {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* --- Contact Us Section --- */
.contact-section {
    padding: 120px 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 36px;
}

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

.info-icon {
    font-size: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    width: 42px;
    height: 42px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.info-item h5 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.info-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.info-item a:hover {
    color: var(--color-accent-cyan);
}

/* Contact Form UI */
.contact-form-container {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.form-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 28px;
    letter-spacing: -0.5px;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: rgba(8, 12, 20, 0.6);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    padding: 12px 16px;
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
    width: 100%;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent-cyan);
    background: rgba(8, 12, 20, 0.85);
    box-shadow: 0 0 12px rgba(0, 242, 254, 0.15);
}

/* Dropdown specific */
.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-group select option {
    background: var(--color-bg-deep);
    color: var(--text-primary);
}

/* Error States */
.form-group.invalid input,
.form-group.invalid select,
.form-group.invalid textarea {
    border-color: hsl(0, 84%, 60%);
}

.error-msg {
    font-size: 0.75rem;
    color: hsl(0, 84%, 65%);
    margin-top: 6px;
    display: none;
}

.form-group.invalid .error-msg {
    display: block;
}

/* Success State Screen */
.success-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px 0;
}

.success-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: scalePop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.success-state h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.success-state p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 32px;
    max-width: 320px;
}

@keyframes scalePop {
    0% { transform: scale(0.5); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* Button Loading spinner */
.btn-loader {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-top: 2px solid var(--color-bg-deep);
    border-radius: 50%;
    animation: spinner 0.8s linear infinite;
    margin-left: 10px;
}

@keyframes spinner {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* --- Footer --- */
footer {
    border-top: 1px solid var(--color-border);
    background: rgba(8, 12, 20, 0.95);
    padding-top: 80px;
    position: relative;
    z-index: 10;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 64px;
    padding-bottom: 64px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo-img {
    height: 36px;
    width: auto;
    border-radius: 6px;
}

.brand-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    max-width: 360px;
}

.footer-links h4,
.footer-legal h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--color-accent-cyan);
    padding-left: 4px;
}

.footer-legal p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.footer-legal strong {
    color: var(--text-primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 32px 0;
}

.bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.domain-tag {
    font-weight: 500;
    color: var(--text-secondary);
}

/* --- Scroll Animation Observer Rules --- */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: animateFadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-title.fade-in-up { animation-delay: 0.1s; }
.hero-description.fade-in-up { animation-delay: 0.25s; }
.hero-actions.fade-in-up { animation-delay: 0.4s; }
.hero-metrics.fade-in-up { animation-delay: 0.55s; }

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

/* --- Media Queries (Mobile & Tablet Responsiveness) --- */
@media (max-width: 1024px) {
    .section-title { font-size: 2.25rem; }
    .hero-title { font-size: 3.25rem; }
    .grid-2 { gap: 40px; }
    .footer-grid { gap: 40px; }
}

@media (max-width: 768px) {
    /* Mobile Performance Optimization (Glows & Animations) */
    .ambient-glow {
        animation: none !important;
        width: 300px;
        height: 300px;
        filter: blur(60px);
        opacity: 0.15;
    }
    .glow-1 {
        top: -100px;
        left: -100px;
    }
    .glow-2 {
        bottom: -50px;
        right: -50px;
    }
    .glow-3 {
        display: none !important;
    }

    /* Header Menu Toggle */
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
    }
    
    /* Active hamburger transition */
    .mobile-toggle.active .bar-1 {
        transform: translateY(8px) rotate(45deg);
    }
    .mobile-toggle.active .bar-2 {
        opacity: 0;
    }
    .mobile-toggle.active .bar-3 {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    /* Layouts columned */
    .grid-2 {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        padding-top: 140px;
        padding-bottom: 80px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-metrics {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .visual-card {
        width: 280px;
        height: 280px;
    }
    
    .contact-form-container {
        padding: 32px 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .bottom-flex {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    /* Products Section Mobile responsiveness */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .product-card {
        padding: 36px 28px;
    }
}