/* ==========================================================================
   AMRTECK Main CSS - Developer & Cyberpunk Aesthetic Theme
   ========================================================================== */

/* Design Tokens & Variables */
:root {
    --bg-slate: #F3F4F6;
    --bg-white: #FFFFFF;
    --text-slate: #313A41;
    --text-muted: #5E6972;
    --border-color: #D3Dbe2;
    
    --bg-dark: #0A0D14;
    --bg-dark-panel: #111520;
    --text-light: #F8FAFC;
    --text-light-muted: #94A3B8;
    --border-dark: #1E293B;

    --accent-color: #6366F1;
    --accent-hover: #4F46E5;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --accent-success: #10B981;
    --accent-warning: #F59E0B;

    --font-head: 'Russo One', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Fira Code', monospace;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-premium: 0 10px 30px -10px rgba(49, 58, 65, 0.08);
    --shadow-neon: 0 10px 30px -10px rgba(99, 102, 241, 0.3);
}

/* Base Styles & Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-slate);
    color: var(--text-slate);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    font-size: 15px;
}

/* Background Aesthetics: Code Decor Blocks */
.code-decor {
    position: absolute;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    opacity: 0.15;
    pointer-events: none;
    user-select: none;
    z-index: 1;
    background: transparent;
    line-height: 1.4;
}

.code-decor pre {
    margin: 0;
}

.code-decor-left {
    top: 15%;
    left: 2rem;
    transform: rotate(-3deg);
}

.code-decor-right {
    top: 40%;
    right: 2rem;
    transform: rotate(3deg);
}

/* Background Glowing Orbs */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    pointer-events: none;
    z-index: 0;
}

.glow-orb-1 {
    top: -100px;
    left: -100px;
    width: 500px;
    height: 500px;
    background: rgba(99, 102, 241, 0.1);
}

.glow-orb-2 {
    top: 60%;
    right: -100px;
    width: 600px;
    height: 600px;
    background: rgba(99, 102, 241, 0.06);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-slate);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-head);
    font-weight: normal;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--text-light);
    border: none;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.35);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--bg-white);
    color: var(--text-slate);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-slate);
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--accent-color);
    border: 1.5px solid var(--accent-color);
}

.btn-outline:hover {
    background-color: var(--accent-color);
    color: var(--text-light);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

/* Header & Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(243, 244, 246, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-premium);
}

.nav-container {
    max-w: 1200px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-slate);
}

.brand-logo {
    height: 85px; /* increased to 85px for ultra-high visibility */
    width: auto;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.logo-area:hover .brand-logo {
    transform: scale(1.05);
}

/* Invert the footer logo to render pure white on the dark background */
.footer-brand-column .brand-logo {
    filter: brightness(0) invert(1);
    height: 56px;
}

.brand-name {
    font-family: var(--font-head);
    font-size: 1.25rem;
    letter-spacing: 0.08em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-item {
    text-decoration: none;
    color: var(--text-slate);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    position: relative;
    padding: 0.25rem 0;
    transition: var(--transition-smooth);
}

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

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

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-slate);
    cursor: pointer;
}

/* Mobile Nav Menu Drawer */
.mobile-nav {
    position: fixed;
    top: 75px;
    left: 0;
    width: 100%;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    z-index: 99;
    transform: translateY(-120%);
    transition: var(--transition-smooth);
    opacity: 0;
    pointer-events: none;
}

.mobile-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-item {
    text-decoration: none;
    color: var(--text-slate);
    font-family: var(--font-head);
    font-size: 1.1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--bg-slate);
}

/* Main Layout Wrapper */
.main-content {
    margin-top: 80px; /* offset navbar height */
}

/* Hero Section */
.hero {
    position: relative;
    padding: 6rem 2rem 5rem 2rem;
    z-index: 10;
}

.hero-container {
    max-w: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.hero-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 0.35rem 0.85rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-color);
    box-shadow: 0 0 8px var(--accent-color);
    animation: pulse 2s infinite;
}

.badge-text {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--accent-color);
}

.hero-title {
    font-size: 3.2rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: var(--text-slate);
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-w: 520px;
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Hero Code Terminal Graphic */
.hero-graphic {
    position: relative;
    z-index: 5;
}

.terminal-mockup {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: 12px;
    box-shadow: var(--shadow-neon);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-smooth);
}

.terminal-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.terminal-header {
    background-color: #161B29;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-dark);
}

.terminal-btn {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.btn-close { background-color: #FF5F56; }
.btn-min { background-color: #FFBD2E; }
.btn-max { background-color: #27C93F; }

.terminal-title {
    color: var(--text-light-muted);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    margin-left: auto;
}

.terminal-body {
    padding: 1.5rem;
    color: var(--text-light);
    font-size: 0.8rem;
    line-height: 1.5;
    min-height: 200px;
}

.font-mono {
    font-family: var(--font-mono);
}

.term-line {
    margin-bottom: 0.75rem;
}

.term-purple { color: #C792EA; }
.term-blue { color: #82B1FF; }
.term-green { color: #C3E88D; }
.term-success { color: var(--accent-success); }
.term-warning { color: var(--accent-warning); }

.term-link {
    color: var(--accent-color);
    text-decoration: underline;
}

.term-link:hover {
    color: var(--text-light);
}

/* Hero 3D Graphic & Overlay Badge */
.hero-3d-container {
    position: relative;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: visible; /* To allow overlay shadow to spill out nicely */
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float-3d 6s ease-in-out infinite;
}

.canvas-container {
    width: 100%;
    height: 420px;
    border-radius: 16px;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.05) 0%, transparent 80%);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.1);
    box-shadow: inset 0 0 20px rgba(99, 102, 241, 0.05);
    cursor: grab;
}

.canvas-container:active {
    cursor: grabbing;
}

.canvas-container canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
    pointer-events: auto;
}

.terminal-mockup-overlay {
    position: absolute;
    bottom: -15px;
    left: -15px;
    width: 220px;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: 10px;
    box-shadow: var(--shadow-neon);
    overflow: hidden;
    z-index: 10;
    transition: var(--transition-smooth);
}

.terminal-mockup-overlay:hover {
    transform: translateY(-5px);
}

.terminal-mockup-overlay .terminal-header {
    background-color: #161B29;
    padding: 0.5rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    border-bottom: 1px solid var(--border-dark);
}

.terminal-mockup-overlay .terminal-title {
    color: var(--text-light-muted);
    font-size: 0.65rem;
    font-family: var(--font-mono);
    margin-left: auto;
}

.terminal-mockup-overlay .terminal-body {
    padding: 1rem;
    color: var(--text-light);
    font-size: 0.75rem;
    line-height: 1.4;
    min-height: auto;
}

@keyframes float-3d {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}


/* Services Infinite Carousel Section */
.services-carousel-sec {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 6rem 0;
    position: relative;
    z-index: 10;
}

.services-carousel-sec .section-title {
    color: var(--text-light);
}

.section-header {
    max-w: 600px;
    margin: 0 auto 4rem auto;
}

.text-center {
    text-align: center;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    color: var(--text-slate);
}

.section-desc {
    color: var(--text-light-muted);
    font-size: 0.95rem;
}

/* Infinite Marquee Viewport & Container */
.infinite-marquee-viewport {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 1rem 0;
    cursor: grab;
    user-select: none;
    touch-action: pan-y;
}

.infinite-marquee-viewport:active {
    cursor: grabbing;
}

/* Left and Right Fade Overlays - Hidden to prevent dark bar marks over cards */
.infinite-marquee-viewport::before,
.infinite-marquee-viewport::after {
    display: none;
}

.infinite-marquee-content {
    display: flex;
    gap: 2rem;
    width: max-content;
    will-change: transform;
    transform: translate3d(0, 0, 0);
}

/* App Cards inside Marquee */
.app-card {
    display: flex;
    flex-direction: column;
    width: 340px;
    flex-shrink: 0;
    background-color: #EBF0F5; /* light grey / slate-white card box */
    border: 1px solid #D2Dbe2; /* matching light border */
    border-radius: 14px;
    padding: 2rem;
    text-decoration: none;
    color: #313A41; /* dark slate body copy */
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    z-index: 3;
}

.app-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-neon);
}

.card-bg-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle 100px at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(99, 102, 241, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 1;
}

.app-card:hover .card-bg-glow {
    opacity: 1;
}

.app-logo-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
    z-index: 2;
    transition: var(--transition-smooth);
}

.app-card:hover .app-logo-wrapper {
    background-color: var(--accent-color);
    color: var(--text-light);
    transform: scale(1.05);
}

.app-title {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: #1E293B; /* dark slate heading */
    z-index: 2;
}

.app-desc {
    color: #4F5E6B; /* readable dark grey text */
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    z-index: 2;
    line-height: 1.6;
}

/* App Status Ribbon/Tag (Indestructible Pill Badge) */
.app-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    z-index: 2;
    color: #334155;
    white-space: nowrap;
    width: fit-content;
    flex-shrink: 0;
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid #CBD5E1;
    padding: 0.4rem 0.85rem;
    border-radius: 50px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.status-text {
    white-space: nowrap;
    flex-shrink: 0;
}

.status-indicator.online {
    background-color: var(--accent-success);
    box-shadow: 0 0 6px var(--accent-success);
}

.status-indicator.space {
    background-color: var(--accent-warning);
    box-shadow: 0 0 6px var(--accent-warning);
}

/* About Us Section */
.about-sec {
    padding: 6rem 2rem;
    position: relative;
    z-index: 10;
}

.about-container {
    max-w: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-title {
    margin-bottom: 1rem;
}

.about-intro {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat-card {
    border-left: 2px solid var(--accent-color);
    padding-left: 1rem;
}

.stat-num {
    font-size: 2rem;
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.tech-stack-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: var(--shadow-premium);
}

.tech-stack-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--text-slate);
}

.tech-list {
    list-style: none;
}

.tech-list li {
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-slate);
}

.bullet-code {
    color: var(--accent-color);
    font-weight: bold;
}

/* Founder Profile Styling */
.founder-grid {
    margin-top: 6rem;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: center;
}

.founder-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: var(--shadow-premium);
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.founder-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -15px rgba(49, 58, 65, 0.12);
}

.founder-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 0.35rem 0.85rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.founder-badge .badge-dot {
    background-color: var(--accent-color);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.founder-badge span {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--accent-color);
    font-family: var(--font-body);
}

.founder-name {
    font-family: var(--font-head);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--text-slate);
}

.founder-title-text {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}

.founder-meta {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-slate);
}

.founder-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.founder-meta-label {
    font-weight: 600;
    color: var(--text-muted);
}

.founder-contact-btn {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.founder-contact-btn .direct-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.founder-contact-btn .direct-email {
    color: var(--text-slate);
    font-weight: 500;
}

/* Collaborate Section */
.collaborate-sec {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 6rem 2rem;
    position: relative;
    z-index: 10;
}

.collab-container {
    max-w: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
    align-items: center;
}

.collab-title {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.collab-desc {
    color: var(--text-light-muted);
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
}

.contact-bullets {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.bullet-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
}

/* Collaborate Form Card Styling */
.collab-form-wrapper {
    background-color: var(--bg-dark-panel);
    border: 1px solid var(--border-dark);
    border-radius: 12px;
    padding: 2.5rem;
    position: relative;
    min-height: 480px;
}

.project-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: var(--transition-smooth);
}

.project-form.hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.95);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-light-muted);
}

.error-msg {
    color: #EF4444;
    font-size: 0.72rem;
    font-weight: 500;
    margin-top: 0.25rem;
    display: none;
    animation: fadeInError 0.2s ease;
}

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

@keyframes fadeInError {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
    border-color: #EF4444 !important;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.15) !important;
}

.form-group input,
.form-group select,
.form-group textarea {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-light);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.2);
}

.select-wrapper {
    position: relative;
    width: 100%;
}

.select-wrapper::after {
    content: '▼';
    font-size: 0.65rem;
    color: var(--text-light-muted);
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    transition: var(--transition-smooth);
}

.select-wrapper:hover::after {
    color: var(--accent-color);
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    width: 100%;
    cursor: pointer;
    padding-right: 2.5rem;
}

.form-group select option {
    background-color: var(--bg-dark-panel);
    color: var(--text-light);
}

/* File Upload input decoration */
.file-group {
    position: relative;
}

.file-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--bg-dark);
    border: 1px dashed var(--border-dark);
    padding: 0.75rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-light-muted);
    transition: var(--transition-smooth);
}

.file-label:hover {
    border-color: var(--accent-color);
    color: var(--text-light);
}

.file-label input[type="file"] {
    display: none;
}

.file-name-preview {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    color: var(--text-light-muted);
    margin-top: 0.25rem;
    padding-left: 0.5rem;
}

.btn-submit {
    margin-top: 1rem;
}

/* Form Success State Screen */
.form-success-feedback {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.95);
    transition: var(--transition-smooth);
}

.form-success-feedback.active {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
}

.success-icon {
    width: 72px;
    height: 72px;
    background-color: var(--accent-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.4);
}

.form-success-feedback h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.form-success-feedback p {
    color: var(--text-light-muted);
    font-size: 0.9rem;
    max-w: 320px;
}

/* Form Error State Screen */
.form-error-feedback {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.95);
    transition: var(--transition-smooth);
}

.form-error-feedback.active {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
}

.error-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.form-error-feedback h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.form-error-feedback p {
    color: var(--text-light-muted);
    font-size: 0.9rem;
    max-w: 340px;
}

/* Help / FAQ Section */
.help-sec {
    padding: 6rem 2rem;
    position: relative;
    z-index: 10;
}

.faq-grid {
    max-w: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

.faq-card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-premium);
    transition: var(--transition-smooth);
}

.faq-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px -10px rgba(49, 58, 65, 0.12);
}

.faq-q {
    font-size: 1rem;
    color: var(--text-slate);
    margin-bottom: 0.75rem;
}

.faq-a {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Footer Section */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    border-top: 1px solid var(--border-dark);
    padding: 5rem 2rem 0 2rem;
    position: relative;
    z-index: 10;
}

.footer-container {
    max-w: 1200px;
    margin: 0 auto 4rem auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr 1fr;
    gap: 3.5rem;
}

.footer-brand-column .logo-area {
    color: var(--text-light);
    margin-bottom: 1.25rem;
}

.footer-brand-desc {
    color: var(--text-light-muted);
    font-size: 0.85rem;
    max-w: 240px;
}

.footer-title {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.footer-links-column {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    color: var(--text-light-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
}

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

.footer-info-text {
    color: var(--text-light-muted);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Newsletter Input decoration */
.newsletter-form {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.newsletter-input {
    flex-grow: 1;
    background-color: var(--bg-dark-panel);
    border: 1px solid var(--border-dark);
    border-radius: 6px;
    padding: 0.65rem 0.75rem;
    color: var(--text-light);
    font-family: var(--font-body);
    font-size: 0.85rem;
    outline: none;
    transition: var(--transition-smooth);
}

.newsletter-input:focus {
    border-color: var(--accent-color);
}

.btn-newsletter {
    padding: 0 1rem;
    border-radius: 6px;
}

.newsletter-success {
    display: none;
    color: var(--accent-success);
    font-size: 0.75rem;
    font-weight: 500;
}

/* Footer Bottom Bar */
.footer-bottom {
    border-top: 1px solid var(--border-dark);
    padding: 2rem 0;
}

.footer-bottom-container {
    max-w: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.copyright {
    color: var(--text-light-muted);
    font-size: 0.75rem;
}

.footer-socials {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.social-link-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
}

.social-link-item svg {
    color: var(--text-light-muted);
    transition: var(--transition-smooth);
}

.social-link-item:hover {
    color: var(--accent-color);
    transform: translateX(4px); /* nudge right on hover since it is list format */
}

.social-link-item:hover svg {
    color: var(--accent-color);
}

.footer-socials-vertical {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-top: 1rem;
}

.footer-socials-vertical .social-link-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Keyframe Animations */
@keyframes pulse {
    0% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.3); opacity: 1; }
    100% { transform: scale(1); opacity: 0.7; }
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-info {
        align-items: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-graphic {
        max-w: 520px;
        margin: 0 auto;
        width: 100%;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .founder-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .collab-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions {
        display: none;
    }

    .mobile-toggle {
        display: block;
    }

    .hero {
        padding: 4rem 1.5rem 3rem 1.5rem;
    }

    .hero-title {
        font-size: 2.2rem;
    }

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

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

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* ==========================================================================
   MAHADEVA-STYLE MOTION & COMPONENT SYSTEM
   ========================================================================== */

/* Fully Rounded Pill Buttons */
.btn-pill {
    border-radius: 9999px !important;
    padding: 0.85rem 2rem !important;
    font-size: 0.85rem !important;
    letter-spacing: 0.06em !important;
    font-weight: 700 !important;
}

.btn-primary-pill {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: var(--text-light);
    border: none;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary-pill:hover {
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
    transform: translateY(-2px) scale(1.02);
}

.btn-ghost-pill {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-slate);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-ghost-pill:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

/* Eyebrow Micro-Labels */
.eyebrow-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

/* Tech Stack Ticker Section */
.tech-ticker-sec {
    background-color: var(--bg-dark-panel);
    padding: 4rem 0;
    border-top: 1px solid var(--border-dark);
    border-bottom: 1px solid var(--border-dark);
    position: relative;
    overflow: hidden;
}

.tech-ticker-title {
    text-align: center;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--text-light-muted);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.tech-ticker-viewport {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.tech-ticker-viewport::before,
.tech-ticker-viewport::after {
    content: '';
    position: absolute;
    top: 0;
    width: 12%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.tech-ticker-viewport::before {
    left: 0;
    background: linear-gradient(to right, var(--bg-dark-panel), transparent);
}

.tech-ticker-viewport::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-dark-panel), transparent);
}

.tech-ticker-content {
    display: flex;
    gap: 2.5rem;
    width: max-content;
    animation: tech-loop 20s linear infinite;
    will-change: transform;
    transform: translateZ(0);
}

.tech-ticker-content:hover {
    animation-play-state: paused;
}

@keyframes tech-loop {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
}

.tech-tile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    color: var(--text-light);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    white-space: nowrap;
    transition: var(--transition-smooth);
}

.tech-tile:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.tech-icon-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent-color);
    box-shadow: 0 0 8px var(--accent-color);
}

/* Before vs After Comparison Grid ("The AMRTECK Advantage") */
.comparison-sec {
    padding: 6rem 2rem;
    background-color: var(--bg-slate);
    position: relative;
    z-index: 10;
}

.comparison-container {
    max-w: 1200px;
    margin: 0 auto;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-top: 3rem;
}

.comparison-card {
    border-radius: 16px;
    padding: 2.5rem;
    position: relative;
    transition: var(--transition-smooth);
}

.before-card {
    background-color: #FFFFFF;
    border: 1px solid #E2E8F0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.after-card {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-light);
    box-shadow: var(--shadow-neon);
}

.comparison-badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.5rem;
}

.badge-before {
    background-color: rgba(239, 68, 68, 0.1);
    color: #EF4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-after {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--accent-success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.comparison-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.after-card .comparison-title {
    color: var(--text-light);
}

.comparison-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    list-style: none;
}

.comparison-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.comparison-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.before-card .comparison-icon {
    background-color: rgba(239, 68, 68, 0.1);
    color: #EF4444;
}

.after-card .comparison-icon {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--accent-success);
}

.comparison-text-heading {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.before-card .comparison-text-heading { color: #1E293B; }
.after-card .comparison-text-heading { color: #F8FAFC; }

.comparison-text-desc {
    font-size: 0.85rem;
    line-height: 1.5;
}

.before-card .comparison-text-desc { color: #64748B; }
.after-card .comparison-text-desc { color: #94A3B8; }

.vs-divider {
    display: flex;
    align-items: center;
    justify-content: center;
}

.vs-badge {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: #FFFFFF;
    font-family: var(--font-head);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-neon);
}

/* Accordion FAQ Component */
.accordion-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-w: 850px;
    margin: 3rem auto 0 auto;
}

.accordion-item {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.accordion-item.active {
    border-color: var(--accent-color);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.1);
}

.accordion-trigger {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    cursor: pointer;
    font-family: var(--font-head);
    font-size: 1.05rem;
    color: var(--text-slate);
    transition: var(--transition-smooth);
}

.accordion-trigger:hover {
    color: var(--accent-color);
}

.accordion-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    color: var(--accent-color);
    flex-shrink: 0;
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
    padding: 0 1.5rem;
}

.accordion-item.active .accordion-content {
    max-height: 300px;
    padding: 0 1.5rem 1.5rem 1.5rem;
    transition: max-height 0.4s ease-in-out;
}

.accordion-body {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Pricing & Collaboration Tiers Section */
.pricing-sec {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 6rem 2rem;
    position: relative;
    z-index: 10;
}

.pricing-sec .section-title {
    color: var(--text-light);
}

.pricing-toggle-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.pricing-toggle-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-light-muted);
}

.pricing-toggle-label.active {
    color: var(--text-light);
}

.toggle-switch {
    width: 52px;
    height: 28px;
    background-color: var(--border-dark);
    border-radius: 50px;
    padding: 3px;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
}

.toggle-switch.active {
    background-color: var(--accent-color);
}

.toggle-slider {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: #FFFFFF;
    transition: var(--transition-smooth);
    transform: translateX(0);
}

.toggle-switch.active .toggle-slider {
    transform: translateX(24px);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-w: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--bg-dark-panel);
    border: 1px solid var(--border-dark);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition-smooth);
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-neon);
}

.pricing-card.popular {
    border-color: var(--accent-color);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.25);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.08) 0%, var(--bg-dark-panel) 100%);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-color);
    color: #FFFFFF;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
}

.pricing-name {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.pricing-desc {
    color: var(--text-light-muted);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    min-height: 40px;
}

.pricing-price-box {
    margin-bottom: 2rem;
}

.pricing-amount {
    font-family: var(--font-head);
    font-size: 2.5rem;
    color: var(--text-light);
}

.pricing-period {
    font-size: 0.85rem;
    color: var(--text-light-muted);
}

.pricing-checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    margin-bottom: 2.5rem;
    flex-grow: 1;
}

.pricing-check-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-light);
}

.pricing-check-item svg {
    color: var(--accent-success);
    flex-shrink: 0;
}

/* High-Impact Final CTA Section */
.final-cta-sec {
    background: linear-gradient(135deg, #0A0D14 0%, #161B29 100%);
    padding: 6rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border-dark);
}

.final-cta-container {
    max-w: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.final-cta-title {
    font-size: 2.8rem;
    line-height: 1.2;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.final-cta-desc {
    color: var(--text-light-muted);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

/* Scroll Reveal Utility Classes */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Responsive Overrides for New Components */
@media (max-width: 1024px) {
    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .vs-divider {
        margin: -1rem 0;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .final-cta-title {
        font-size: 2rem;
    }
    
    .pricing-amount {
        font-size: 2rem;
    }
}

/* ==========================================================================
   CINEMATIC 3D DOMINO RIBBON RING (Danu Ventures Style)
   Fixed full-screen canvas behind all content. Scroll-reactive ring element.
   ========================================================================== */
#aperture-bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    opacity: 0.85;
    transition: opacity 0.5s ease;
}

/* Hide on mobile to save GPU */
@media (max-width: 768px) {
    #aperture-bg-canvas {
        display: none;
    }
}