/* ==========================================================================
   INDIZA AVIATION PVT LTD - CORE DESIGN SYSTEM & ESTHETICS
   ========================================================================== */

/* Design Tokens & Theme Variables */
:root {
    --dark-bg: #030712;
    --dark-surface: #090f1d;
    --dark-card: rgba(11, 21, 40, 0.45);
    
    /* Aerospace Laser/Neon Colors */
    --cyan-glow: #06b6d4;      /* Telemetry / Scan Cyan */
    --cyan-dim: rgba(6, 182, 212, 0.15);
    --indigo-primary: #6366f1; /* Main Brand Accent */
    --indigo-glow: rgba(99, 102, 241, 0.3);
    --emerald-ok: #10b981;    /* System Status OK */
    --red-alert: #ef4444;     /* System Warning */
    
    /* Text colors */
    --text-primary: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #6b7280;
    
    /* Structural Elements */
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-cyan: rgba(6, 182, 212, 0.3);
    --glass-blur: blur(12px);
    
    /* Animation Speeds */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease-out;
}

/* Global Resets */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography Utilities */
.font-orbitron {
    font-family: 'Orbitron', monospace;
    letter-spacing: 0.1em;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }
.mb-5 { margin-bottom: 3rem; }
.ml-2 { margin-left: 0.5rem; }
.font-weight-bold { font-weight: 700; }

/* Grid / Flex Utilities */
.grid-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 992px) {
    .grid-layout {
        grid-template-columns: 1.4fr 0.8fr;
    }
}

/* Base Preloader Overlay */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--dark-bg);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s;
}

#preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.preloader-content {
    text-align: center;
    max-width: 400px;
    padding: 2rem;
}

.rotating-logo {
    animation: pulse-glow 2.5s infinite ease-in-out, rotate-logo 10s infinite linear;
}

/* Actual logo image styles */
.preloader-logo-img {
    width: 100px;
    height: auto;
    mix-blend-mode: lighten;
    filter: drop-shadow(0 0 15px rgba(6, 182, 212, 0.4));
    animation: pulse-glow 2.5s infinite ease-in-out;
}

.navbar-logo-img {
    height: 44px;
    width: auto;
    mix-blend-mode: lighten;
    filter: drop-shadow(0 0 6px rgba(6, 182, 212, 0.3));
    transition: filter 0.3s ease;
}

.brand-logo:hover .navbar-logo-img {
    filter: drop-shadow(0 0 12px rgba(6, 182, 212, 0.6));
}

.footer-logo-img {
    height: 35px;
    width: auto;
    mix-blend-mode: lighten;
    filter: drop-shadow(0 0 6px rgba(6, 182, 212, 0.3));
}

.preloader-title {
    font-family: 'Orbitron', monospace;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-top: 1.5rem;
    letter-spacing: 0.2em;
    background: linear-gradient(135deg, #fff 30%, var(--cyan-glow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.preloader-status {
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    color: var(--cyan-glow);
    margin-top: 1rem;
    letter-spacing: 0.15em;
    opacity: 0.8;
}

.preloader-bar-container {
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    margin-top: 1.5rem;
    overflow: hidden;
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.preloader-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--indigo-primary), var(--cyan-glow));
    box-shadow: 0 0 10px var(--cyan-glow);
    transition: width 0.2s ease-out;
}

.preloader-percentage {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-top: 0.5rem;
    font-weight: 700;
}

.preloader-logs {
    margin-top: 2rem;
    text-align: left;
    font-family: monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
    opacity: 0.5;
    line-height: 1.5;
}

/* Background Canvas & HUD Overlay */
.canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    overflow: hidden;
    background: radial-gradient(circle at 50% 50%, #0c152a 0%, #030712 100%);
    /* GPU acceleration for compositing performance */
    will-change: transform;
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

#vtol-canvas {
    width: 100%;
    height: 100%;
    display: block;
    /* Full opacity — no dimming of source images */
    opacity: 0.92;
    /* Enhanced contrast and sharpness for aerospace engineering detail */
    filter: contrast(1.08) brightness(1.04) saturate(1.05);
    /* GPU-accelerated compositing */
    will-change: contents;
    transform: translateZ(0);
    /* Prevent browser-level blurring */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.canvas-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Lighter overlay: preserve detail visibility while maintaining aerospace ambiance */
    background: radial-gradient(circle at 50% 50%, transparent 30%, rgba(3, 7, 18, 0.45) 95%);
    pointer-events: none;
}

/* Telemetry HUD Styling */
.hud-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    font-family: 'Orbitron', monospace;
    font-size: 0.65rem;
    color: var(--cyan-glow);
    z-index: -1;
    opacity: 0.45;
    transition: var(--transition-smooth);
}

.hud-line {
    position: absolute;
    background: var(--border-cyan);
}

.hud-line-top {
    top: 60px;
    left: 5%;
    width: 90%;
    height: 1px;
}

.hud-line-bottom {
    bottom: 60px;
    left: 5%;
    width: 90%;
    height: 1px;
}

.hud-bracket {
    position: absolute;
    width: 15px;
    height: 80px;
    border: 1.5px solid var(--border-cyan);
}

.hud-bracket-left {
    top: 50%;
    left: 4%;
    transform: translateY(-50%);
    border-right: none;
}

.hud-bracket-right {
    top: 50%;
    right: 4%;
    transform: translateY(-50%);
    border-left: none;
}

.hud-box {
    position: absolute;
    background: rgba(11, 21, 40, 0.5);
    border: 1px solid var(--border-cyan);
    padding: 10px 14px;
    border-radius: 4px;
    backdrop-filter: blur(4px);
}

.hud-stats-left {
    top: 80px;
    left: 5%;
}

.hud-stats-right {
    top: 80px;
    right: 5%;
}

.hud-label {
    color: var(--text-muted);
    font-size: 0.55rem;
    letter-spacing: 0.05em;
}

.hud-value {
    color: #fff;
    font-weight: 700;
    text-shadow: 0 0 6px var(--cyan-glow);
}

.hud-center-reticle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
}

.reticle-circle {
    width: 100%;
    height: 100%;
    border: 1px dashed rgba(6, 182, 212, 0.4);
    border-radius: 50%;
    animation: rotate-logo 30s infinite linear;
}

.reticle-aim {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    border: 2px solid var(--cyan-glow);
    border-radius: 50%;
}

.reticle-aim::before, .reticle-aim::after {
    content: '';
    position: absolute;
    background-color: var(--cyan-glow);
}

.reticle-aim::before {
    top: 50%;
    left: -15px;
    width: 10px;
    height: 1px;
    transform: translateY(-50%);
}

.reticle-aim::after {
    top: -15px;
    left: 50%;
    width: 1px;
    height: 10px;
    transform: translateX(-50%);
}

.reticle-scanline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan-glow), transparent);
    animation: scan-line-movement 3s infinite linear;
}

/* Custom Premium Cursor */
#custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10000;
}

.cursor-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    background-color: var(--cyan-glow);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px var(--cyan-glow);
    transition: transform 0.08s ease-out;
}

.cursor-ring {
    position: absolute;
    width: 32px;
    height: 32px;
    border: 1px solid var(--cyan-glow);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    box-shadow: inset 0 0 4px rgba(6, 182, 212, 0.1), 0 0 6px rgba(6, 182, 212, 0.1);
    transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1), height 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s;
}

/* Cursor trail element */
.cursor-trail {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--indigo-primary);
    border-radius: 50%;
    pointer-events: none;
    opacity: 0.75;
    transform: translate(-50%, -50%);
}

/* Cursor Scanning/Laser State */
body.scanning .cursor-ring {
    border-color: var(--red-alert);
    border-radius: 0;
    width: 45px;
    height: 45px;
    animation: scan-rotate 2s infinite linear;
}

body.scanning .cursor-dot {
    background-color: var(--red-alert);
    box-shadow: 0 0 10px var(--red-alert);
}

body.magnetic-snap .cursor-ring {
    width: 60px;
    height: 60px;
    border-color: var(--indigo-primary);
    border-width: 1.5px;
    background-color: rgba(99, 102, 241, 0.05);
}

/* Glassmorphic Navbar */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(3, 7, 18, 0.7);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-glass);
}

.navbar-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #fff;
}

.logo-svg {
    filter: drop-shadow(0 0 6px var(--cyan-glow));
}

.brand-text {
    margin-left: 12px;
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 1.25rem;
    letter-spacing: 0.1em;
    line-height: 1;
}

.logo-sub {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    letter-spacing: 0.35em;
    color: var(--cyan-glow);
    margin-top: 2px;
}

.nav-links {
    display: none;
}

@media (min-width: 992px) {
    .nav-links {
        display: flex;
        align-items: center;
        gap: 30px;
    }
}

.nav-item {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-family: 'Orbitron', monospace;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: var(--transition-fast);
    position: relative;
    padding: 6px 0;
}

.nav-item:hover, .nav-item.active {
    color: var(--text-primary);
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan-glow), var(--indigo-primary));
    transition: var(--transition-fast);
}

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

.nav-btn-action {
    display: none;
    text-decoration: none;
    color: var(--cyan-glow);
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border: 1px solid var(--border-cyan);
    padding: 8px 16px;
    border-radius: 4px;
    background: rgba(6, 182, 212, 0.05);
    transition: var(--transition-fast);
}

.nav-btn-action:hover {
    background: var(--cyan-glow);
    color: var(--dark-bg);
    box-shadow: 0 0 15px var(--cyan-glow);
    transform: translateY(-2px);
}

@media (min-width: 768px) {
    .nav-btn-action {
        display: block;
    }
}

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

@media (min-width: 992px) {
    .mobile-menu-toggle {
        display: none;
    }
}

/* Mobile Nav Modal */
.mobile-nav-modal {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100vw;
    height: calc(100vh - 70px);
    background: rgba(3, 7, 18, 0.95);
    backdrop-filter: var(--glass-blur);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease;
    pointer-events: none;
}

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

.mobile-nav-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 25px;
    width: 100%;
}

.mobile-nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-family: 'Orbitron', monospace;
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: var(--transition-fast);
}

.mobile-nav-link:hover {
    color: var(--cyan-glow);
    text-shadow: 0 0 8px var(--cyan-glow);
}

.mobile-btn-cb {
    border: 1px solid var(--cyan-glow);
    padding: 10px 24px;
    border-radius: 4px;
    color: var(--cyan-glow);
    margin-top: 15px;
}

/* Main Section Structure */
.page-sections {
    position: relative;
    z-index: 1;
}

section {
    position: relative;
    padding: 80px 20px;
    min-height: 80vh;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}

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

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 1.8rem;
    letter-spacing: 0.05em;
    line-height: 1.2;
    color: #fff;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.5rem;
    }
}

.section-title .subtitle {
    display: block;
    font-size: 0.75rem;
    color: var(--cyan-glow);
    letter-spacing: 0.25em;
    margin-bottom: 10px;
}

.section-desc {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2.5rem auto;
    font-size: 0.95rem;
}

/* Glassmorphism General Cards */
.glass-card {
    background: var(--dark-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 30px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition-smooth);
}

.glass-card:hover {
    border-color: rgba(6, 182, 212, 0.2);
    box-shadow: 0 15px 40px rgba(6, 182, 212, 0.05);
}

/* ==========================================================================
   BUTTON ANIMATION SYSTEM
   ========================================================================== */

/* Base Button Config */
button {
    cursor: pointer;
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.75rem;
    border: none;
    outline: none;
    position: relative;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: linear-gradient(135deg, var(--indigo-primary), #4f46e5);
    color: #fff;
    padding: 16px 32px;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-glass);
    color: #fff;
    padding: 15px 32px;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--emerald-ok);
    color: var(--dark-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 900;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    border-radius: 4px;
}

.btn-error-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--red-alert);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 900;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    border-radius: 4px;
    z-index: 5;
}

.btn-callback.vtol-takeoff-error .btn-error-overlay,
.btn-brochure.download-error .btn-error-overlay,
.btn-submit-feedback.transmitted-error .btn-error-overlay {
    opacity: 1;
}

/* Telemetry trail and sparkle burst particles */
.telemetry-trail-particle {
    position: absolute;
    pointer-events: none;
    z-index: 10001;
    transform: translate(-50%, -50%);
    white-space: nowrap;
    text-shadow: 0 0 4px var(--cyan-glow);
    font-family: 'Orbitron', monospace;
    font-weight: bold;
    font-size: 7px;
    color: var(--cyan-glow);
    will-change: transform, opacity;
}

.sparkle-burst-particle {
    position: absolute;
    pointer-events: none;
    z-index: 10001;
    transform: translate(-50%, -50%);
    will-change: transform, opacity;
}

/* 1. REQUEST CALL BACK BUTTON (VTOL TAKEOFF SEQUENCE) */
.btn-callback {
    position: relative;
    overflow: visible; /* Need drone to fly out! */
}

/* Mini VTOL drone representation inside button */
.vtol-btn-animation-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 40px;
    height: 40px;
    pointer-events: none;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 10;
}

.mini-vtol-drone {
    width: 100%;
    height: 100%;
    position: relative;
}

.drone-body {
    width: 12px;
    height: 12px;
    background: #fff;
    border-radius: 50%;
    position: absolute;
    top: 14px;
    left: 14px;
    box-shadow: 0 0 10px #fff;
}

.propeller {
    position: absolute;
    width: 12px;
    height: 2px;
    background: var(--cyan-glow);
    border-radius: 1px;
}

/* Positioning props */
.prop-tl { top: 6px; left: 4px; }
.prop-tr { top: 6px; right: 4px; }
.prop-bl { bottom: 6px; left: 4px; }
.prop-br { bottom: 6px; right: 4px; }

/* Engines LED */
.drone-engine-glow {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 8px;
    height: 8px;
    background: var(--cyan-glow);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--cyan-glow);
    opacity: 0;
}

/* Taking off state */
.btn-callback.vtol-takeoff-animating {
    background: transparent !important;
    border: 1px dashed rgba(6, 182, 212, 0.3);
    box-shadow: none !important;
    color: transparent !important;
    width: 180px; /* locks button size during collapse */
    pointer-events: none;
}

.btn-callback.vtol-takeoff-animating .btn-text {
    opacity: 0;
}

.btn-callback.vtol-takeoff-animating .vtol-btn-animation-container {
    transform: translate(-50%, -50%) scale(1);
}

/* Propeller spinning keyframe trigger */
.btn-callback.vtol-takeoff-animating .propeller {
    animation: propeller-spin 0.15s infinite linear;
}

/* Engines illuminating */
.btn-callback.vtol-takeoff-animating .drone-engine-glow {
    opacity: 1;
    animation: pulse-glow 0.8s infinite ease-in-out;
}

/* Flight trajectory path via keyframes */
.btn-callback.vtol-takeoff-flying .mini-vtol-drone {
    animation: vtol-takeoff-flight 1.5s forwards cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn-callback.vtol-takeoff-success .btn-success-overlay {
    opacity: 1;
}

@keyframes propeller-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes vtol-takeoff-flight {
    0% {
        transform: translateY(0) scale(1);
    }
    20% {
        transform: translateY(-8px) scale(1.1); /* hover hover */
    }
    40% {
        transform: translateY(-15px) scale(1.2); /* engines full power */
    }
    100% {
        transform: translate(350px, -450px) scale(0.2) rotate(35deg); /* fly away! */
        opacity: 0;
    }
}

/* 2. DOWNLOAD BROCHURE BUTTON */
.btn-brochure {
    overflow: hidden;
}

.digital-transfer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    opacity: 0;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: opacity 0.3s;
}

.loader-beam {
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--cyan-glow), var(--indigo-primary));
    box-shadow: 0 0 8px var(--cyan-glow);
    position: absolute;
    bottom: 0;
    left: 0;
}

.energy-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--cyan-glow) 0%, transparent 60%);
    opacity: 0;
    transform: scale(0);
}

.transfer-status {
    font-size: 0.6rem;
    color: var(--cyan-glow);
    letter-spacing: 0.15em;
    font-weight: 900;
}

.btn-brochure.download-active {
    pointer-events: none;
}

.btn-brochure.download-active .digital-transfer-overlay {
    opacity: 1;
}

.btn-brochure.download-active .loader-beam {
    animation: download-bar-load 2.5s forwards linear;
}

.btn-brochure.download-complete .btn-success-overlay {
    opacity: 1;
}

.btn-brochure.download-complete .energy-pulse {
    animation: pulse-blast 0.6s forwards ease-out;
}

@keyframes download-bar-load {
    0% { width: 0%; }
    100% { width: 100%; }
}

@keyframes pulse-blast {
    0% { transform: scale(0); opacity: 1; }
    100% { transform: scale(2.2); opacity: 0; }
}

/* 3. EXPLORE SERVICES BUTTON */
.btn-explore {
    overflow: hidden;
}

.radar-sweep-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.radar-line {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150px;
    height: 150px;
    background: conic-gradient(from 0deg, var(--cyan-glow) 0deg, transparent 90deg, transparent 360deg);
    border-radius: 50%;
    transform-origin: 0% 0%;
    opacity: 0.2;
}

.radar-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid rgba(6, 182, 212, 0.15);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
}

.ring-1 { width: 60px; height: 60px; }
.ring-2 { width: 140px; height: 140px; }
.ring-3 { width: 220px; height: 220px; }

.btn-explore:hover .radar-sweep-effect {
    opacity: 1;
}

.btn-explore:hover .radar-line {
    animation: rotate-logo 2s infinite linear;
}

.btn-explore:hover .ring-1 { animation: pulse-ring-loop 1.8s infinite linear 0s; }
.btn-explore:hover .ring-2 { animation: pulse-ring-loop 1.8s infinite linear 0.4s; }
.btn-explore:hover .ring-3 { animation: pulse-ring-loop 1.8s infinite linear 0.8s; }

@keyframes pulse-ring-loop {
    0% { transform: translate(-50%, -50%) scale(0); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 0; }
}

/* 4. CONTACT BUTTON (HOLOGRAPHIC ACTIVATION) */
.btn-contact-hologram {
    overflow: hidden;
}

.btn-contact-hologram::before {
    content: '';
    position: absolute;
    top: -1px; left: -1px; right: -1px; bottom: -1px;
    background: linear-gradient(90deg, transparent, var(--cyan-glow), transparent);
    background-size: 200% 100%;
    z-index: 0;
    border-radius: 4px;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.btn-contact-hologram:hover::before {
    opacity: 1;
    animation: border-sweep-anim 1.5s infinite linear;
}

.btn-contact-hologram .btn-text {
    position: relative;
    z-index: 1;
}


.hologram-effect {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.sweep-light {
    position: absolute;
    top: 0;
    left: -50px;
    width: 40px;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transform: skewX(-20deg);
}

.light-burst {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--cyan-glow) 0%, transparent 70%);
    opacity: 0;
    mix-blend-mode: screen;
}

.btn-contact-hologram:hover {
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    border-color: var(--cyan-glow);
}

.btn-contact-hologram:hover .hologram-effect {
    opacity: 1;
}

.btn-contact-hologram:hover .sweep-light {
    animation: horizontal-sweep 1.4s infinite linear;
}

.btn-contact-hologram.hologram-trigger .light-burst {
    animation: flash-burst 0.5s forwards ease-out;
}

.btn-contact-hologram.hologram-complete .btn-success-overlay {
    opacity: 1;
}

@keyframes horizontal-sweep {
    0% { left: -50px; }
    100% { left: 110%; }
}

@keyframes flash-burst {
    0% { opacity: 0; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1.5); }
    100% { opacity: 0; transform: scale(2); }
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding-top: 120px;
    position: relative;
}

.particle-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.hero-container {
    max-width: 800px;
    margin-left: 5%;
    position: relative;
    z-index: 10;
}

@media (max-width: 768px) {
    .hero-container {
        margin-left: 0;
        text-align: center;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(6, 182, 212, 0.08);
    border: 1px solid var(--border-cyan);
    font-family: 'Orbitron', monospace;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--cyan-glow);
    padding: 8px 16px;
    border-radius: 20px;
    margin-bottom: 25px;
    text-transform: uppercase;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--cyan-glow);
    border-radius: 50%;
    margin-right: 8px;
    box-shadow: 0 0 8px var(--cyan-glow);
    animation: flash-led 1s infinite alternate;
}

.hero-title {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 3.2rem;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 5.5rem;
    }
}

.reveal-text {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: slide-up-reveal 1.2s forwards cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-text:nth-child(1) { animation-delay: 0.1s; }
.reveal-text:nth-child(2) { animation-delay: 0.3s; }
.reveal-text:nth-child(3) { animation-delay: 0.5s; }

.hero-title .highlight {
    background: linear-gradient(135deg, var(--cyan-glow), var(--indigo-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 10px rgba(6, 182, 212, 0.15));
}

.hero-title .sub-label {
    font-size: 1.5rem;
    letter-spacing: 0.3em;
    color: var(--text-muted);
    font-weight: 500;
}

@media (min-width: 768px) {
    .hero-title .sub-label {
        font-size: 2.2rem;
    }
}

.hero-subheadline {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
    letter-spacing: 0.05em;
    opacity: 0;
    transform: translateY(20px);
    animation: slide-up-reveal 1s forwards cubic-bezier(0.16, 1, 0.3, 1) 0.8s;
}

@media (min-width: 768px) {
    .hero-subheadline {
        font-size: 1.4rem;
    }
}

.hero-description {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 580px;
    margin-bottom: 35px;
    opacity: 0;
    transform: translateY(20px);
    animation: slide-up-reveal 1s forwards cubic-bezier(0.16, 1, 0.3, 1) 1s;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    opacity: 0;
    transform: translateY(20px);
    animation: slide-up-reveal 1s forwards cubic-bezier(0.16, 1, 0.3, 1) 1.2s;
}

@media (max-width: 768px) {
    .hero-actions {
        justify-content: center;
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    opacity: 0;
    animation: fade-in 1s forwards 2s;
}

.mouse-icon {
    width: 20px;
    height: 32px;
    border: 1.5px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 6px;
    background-color: var(--cyan-glow);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: mouse-scroll 1.6s infinite ease-in-out;
}

.scroll-text {
    font-size: 0.55rem;
    color: var(--text-muted);
    margin-top: 8px;
    letter-spacing: 0.1em;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about-section {
    background-color: rgba(3, 7, 18, 0.2);
}

.about-story-container {
    padding: 40px;
}

.telemetry-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(var(--border-glass) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.15;
    pointer-events: none;
}

.story-paragraph {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.story-paragraph.highlight-text {
    font-size: 1.15rem;
    color: #fff;
    font-weight: 500;
    border-left: 2px solid var(--cyan-glow);
    padding-left: 20px;
}

.about-stats-row {
    display: flex;
    justify-content: space-between;
    margin-top: 35px;
    border-top: 1px solid var(--border-glass);
    padding-top: 25px;
}

.stat-item {
    text-align: left;
}

.stat-num {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--cyan-glow);
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
}

.stat-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-top: 2px;
}

.about-location-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 30px;
}

.location-hud-header {
    position: absolute;
    top: 15px;
    left: 15px;
    right: 15px;
    display: flex;
    justify-content: space-between;
    font-family: 'Orbitron', monospace;
    font-size: 0.6rem;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 8px;
}

.status-indicator {
    width: 6px;
    height: 6px;
    background-color: var(--emerald-ok);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--emerald-ok);
    animation: flash-led 1.2s infinite alternate;
}

.location-icon {
    width: 60px;
    height: 60px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--indigo-primary);
    margin-bottom: 25px;
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.2));
}

.pin-animate {
    animation: pin-bounce 2s infinite ease-in-out;
}

.about-location-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 0.1em;
    color: #fff;
    margin-bottom: 15px;
}

.address-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 20px;
}

.coords-telemetry {
    font-size: 0.7rem;
    color: var(--cyan-glow);
    background: rgba(6, 182, 212, 0.05);
    border: 1px solid rgba(6, 182, 212, 0.1);
    padding: 8px 16px;
    border-radius: 4px;
    margin-bottom: 25px;
}

.map-link-btn {
    text-decoration: none;
    color: #fff;
    font-family: 'Orbitron', monospace;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    border: 1px solid var(--border-glass);
    padding: 10px 20px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.map-link-btn:hover {
    border-color: var(--cyan-glow);
    color: var(--cyan-glow);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
    transform: translateY(-2px);
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
    min-height: 320px;
    transform-style: preserve-3d;
    transform: perspective(1000px);
}

/* Card 3D items */
.card-hud-telemetry {
    font-family: 'Orbitron', monospace;
    font-size: 0.55rem;
    color: var(--cyan-glow);
    opacity: 0.5;
    margin-bottom: 20px;
    transform: translateZ(20px);
}

.service-icon-container {
    width: 50px;
    height: 50px;
    background: rgba(6, 182, 212, 0.05);
    border: 1px solid var(--border-cyan);
    border-radius: 4px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--cyan-glow);
    margin-bottom: 25px;
    transform: translateZ(30px);
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon-container {
    background: var(--cyan-glow);
    color: var(--dark-bg);
    box-shadow: 0 0 15px var(--cyan-glow);
}

.service-icon {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
    transform: translateZ(40px);
}

.service-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: auto;
    transform: translateZ(30px);
}

.card-footer-telemetry {
    display: flex;
    justify-content: space-between;
    font-family: 'Orbitron', monospace;
    font-size: 0.5rem;
    color: var(--text-dark);
    margin-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.03);
    padding-top: 15px;
    transform: translateZ(20px);
}

/* 3D tilt hover highlight glow */
.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(6, 182, 212, 0.12) 0%, transparent 50%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

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

/* ==========================================================================
   TRUST SECTION
   ========================================================================== */
.trust-graphics {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 30px;
    background: rgba(3, 7, 18, 0.4);
    min-height: 350px;
}

.graphics-hud {
    font-family: 'Orbitron', monospace;
    font-size: 0.6rem;
    color: var(--cyan-glow);
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 8px;
    margin-bottom: 15px;
}

.motion-diagram-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-grow: 1;
}

.flight-diagram {
    width: 100%;
    max-width: 350px;
    height: auto;
}

/* Motion SVG Animations */
.diag-ring {
    transform-origin: center;
}

.di-ring-1 {
    animation: spin-clockwise 20s infinite linear;
}

.di-ring-2 {
    animation: spin-counter-clockwise 30s infinite linear;
}

.di-ring-3 {
    animation: rotate-logo 40s infinite linear;
    opacity: 0.3;
}

.diag-wave-path {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: draw-line 8s infinite linear alternate;
}

.diag-wave-path-alt {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    animation: draw-line 10s infinite linear alternate 2s;
    opacity: 0.5;
}

.diag-tracker-1 {
    animation: path-tracker-1 8s infinite linear alternate;
}

.diag-tracker-2 {
    animation: path-tracker-2 10s infinite linear alternate 2s;
}

@keyframes draw-line {
    to { stroke-dashoffset: 0; }
}

@keyframes spin-clockwise {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spin-counter-clockwise {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}

/* Trackers positioning animation matching wave paths */
@keyframes path-tracker-1 {
    0% { cx: 50px; cy: 150px; }
    30% { cx: 150px; cy: 100px; }
    50% { cx: 200px; cy: 150px; }
    75% { cx: 250px; cy: 200px; }
    100% { cx: 350px; cy: 150px; }
}

@keyframes path-tracker-2 {
    0% { cx: 50px; cy: 200px; }
    30% { cx: 150px; cy: 220px; }
    50% { cx: 200px; cy: 150px; }
    75% { cx: 250px; cy: 80px; }
    100% { cx: 350px; cy: 100px; }
}

.graphics-telemetry {
    display: flex;
    justify-content: space-between;
    font-size: 0.55rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-glass);
    padding-top: 12px;
    margin-top: 15px;
}

.trust-timeline {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.timeline-card {
    display: flex;
    gap: 20px;
    padding: 20px 25px;
    align-items: flex-start;
}

.timeline-indicator-node {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-cyan);
    border-radius: 4px;
    background: rgba(6, 182, 212, 0.05);
    color: var(--cyan-glow);
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: 0 0 6px rgba(6, 182, 212, 0.1);
}

.timeline-card:hover .timeline-indicator-node {
    background: var(--indigo-primary);
    color: #fff;
    border-color: var(--indigo-primary);
    box-shadow: 0 0 10px var(--indigo-primary);
}

.timeline-content h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 5px;
}

.timeline-content p {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ==========================================================================
   GALLERY SECTION
   ========================================================================== */
.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 35px;
}

.filter-btn {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    font-size: 0.65rem;
    padding: 10px 18px;
    border-radius: 20px;
    transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--cyan-glow);
    color: var(--dark-bg);
    border-color: var(--cyan-glow);
    box-shadow: 0 0 10px var(--cyan-glow);
}

.gallery-masonry {
    column-count: 1;
    column-gap: 20px;
}

@media (min-width: 576px) {
    .gallery-masonry {
        column-count: 2;
    }
}

@media (min-width: 992px) {
    .gallery-masonry {
        column-count: 3;
    }
}

.gallery-item {
    break-inside: avoid;
    margin-bottom: 20px;
    padding: 10px;
}

.gallery-img-container {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-img-container img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item-hover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, rgba(3, 7, 18, 0.9) 0%, rgba(3, 7, 18, 0.4) 60%, transparent 100%);
    opacity: 0;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 20px;
    transition: opacity 0.4s ease;
}

.gallery-img-container:hover img {
    transform: scale(1.08);
}

.gallery-img-container:hover .gallery-item-hover {
    opacity: 1;
}

.category-tag {
    font-family: 'Orbitron', monospace;
    font-size: 0.55rem;
    color: var(--cyan-glow);
    letter-spacing: 0.1em;
    font-weight: 700;
}

.gallery-item-details h4 {
    font-size: 0.9rem;
    color: #fff;
    margin-top: 4px;
    font-weight: 600;
}

.gallery-icon-view {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    backdrop-filter: blur(4px);
    transition: var(--transition-fast);
}

.gallery-icon-view:hover {
    background: var(--cyan-glow);
    color: var(--dark-bg);
}

/* Lightbox overlay styling */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(3, 7, 18, 0.98);
    backdrop-filter: var(--glass-blur);
    z-index: 1010;
    display: none;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox-overlay.open {
    display: flex;
    opacity: 1;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: none;
    border: none;
    color: #fff;
    font-size: 2.5rem;
    cursor: pointer;
}

.lightbox-prev, .lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-glass);
    color: #fff;
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-fast);
}

.lightbox-prev:hover, .lightbox-next:hover {
    background: var(--cyan-glow);
    color: var(--dark-bg);
    border-color: var(--cyan-glow);
}

.lightbox-prev { left: 30px; }
.lightbox-next { right: 30px; }

.lightbox-content {
    max-width: 80%;
    max-height: 80%;
    text-align: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 70vh;
    border: 1px solid var(--border-glass);
    border-radius: 4px;
}

.lightbox-caption {
    margin-top: 15px;
    font-family: 'Orbitron', sans-serif;
    color: #fff;
    font-size: 1rem;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   FEEDBACK / CAROUSEL SECTION
   ========================================================================== */
.carousel-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
    padding: 10px;
}

.carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.testimonial-slide {
    min-width: 100%;
    padding: 40px;
    flex-shrink: 0;
}

.slide-hud-tag {
    font-family: 'Orbitron', monospace;
    font-size: 0.55rem;
    color: var(--cyan-glow);
    opacity: 0.5;
    margin-bottom: 15px;
}

.stars-rating {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.star-icon {
    width: 16px;
    height: 16px;
    color: var(--text-dark);
}

.star-icon.active {
    color: #facc15; /* Yellow gold stars */
    fill: #facc15;
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    color: #fff;
    line-height: 1.7;
    margin-bottom: 25px;
}

.client-meta {
    border-top: 1px solid var(--border-glass);
    padding-top: 15px;
}

.client-name {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--cyan-glow);
}

.client-org {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.carousel-nav {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 25px;
}

.carousel-dot-indicator {
    width: 25px;
    height: 2px;
    background: var(--text-dark);
    cursor: pointer;
    transition: var(--transition-fast);
}

.carousel-dot-indicator.active {
    background: var(--cyan-glow);
    width: 45px;
}

/* Feedback Form Wrapper */
.feedback-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.form-hud-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Orbitron', monospace;
    font-size: 0.65rem;
    color: var(--cyan-glow);
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 12px;
    margin-bottom: 25px;
}

.header-icon {
    width: 14px;
    height: 14px;
}

.telemetry-form .form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.telemetry-form .form-group {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.col-6 {
    flex: 1 1 calc(50% - 10px);
}

@media (max-width: 576px) {
    .col-6 {
        flex: 1 1 100%;
    }
}

.telemetry-form label {
    font-family: 'Orbitron', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.telemetry-form input, .telemetry-form select, .telemetry-form textarea {
    background: rgba(3, 7, 18, 0.4);
    border: 1px solid var(--border-glass);
    padding: 12px 16px;
    border-radius: 4px;
    color: #fff;
    font-family: inherit;
    font-size: 0.85rem;
    outline: none;
    transition: var(--transition-fast);
}

.telemetry-form input:focus, .telemetry-form select:focus, .telemetry-form textarea:focus {
    border-color: var(--cyan-glow);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.15);
}

.telemetry-form select option {
    background-color: var(--dark-bg);
}

.interactive-stars {
    display: flex;
    gap: 8px;
    align-items: center;
    height: 44px; /* match input height */
}

.star-btn {
    cursor: pointer;
    color: var(--text-dark);
    transition: transform 0.15s ease;
}

.star-btn:hover {
    transform: scale(1.2);
}

.star-btn.active {
    color: #facc15;
    fill: #facc15;
}

/* Transmit Button Loader Animation */
.btn-submit-feedback {
    overflow: hidden;
}

.feedback-transmission-effect {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: var(--dark-bg);
    opacity: 0;
    transition: opacity 0.3s;
}

.upload-progress-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--cyan-glow);
    box-shadow: 0 0 10px var(--cyan-glow);
}

.success-burst {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--emerald-ok) 0%, transparent 60%);
    opacity: 0;
    transform: scale(0);
}

.btn-submit-feedback.transmitting {
    pointer-events: none;
}

.btn-submit-feedback.transmitting .feedback-transmission-effect {
    opacity: 1;
}

.btn-submit-feedback.transmitting .upload-progress-bar {
    animation: download-bar-load 2s linear forwards;
}

.btn-submit-feedback.transmitted .btn-success-overlay {
    opacity: 1;
}

.btn-submit-feedback.transmitted .success-burst {
    animation: pulse-blast 0.6s forwards ease-out;
}

/* ==========================================================================
   REQUEST CALL BACK SECTION
   ========================================================================== */
.inquiry-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.btn-vtol-takeoff.vtol-takeoff-success .btn-success-overlay {
    opacity: 1;
}

/* Custom Form Status Alert styling */
.form-status-alert {
    margin: 15px 25px;
    padding: 15px 20px;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    line-height: 1.4;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-status-alert.hide {
    display: none;
}

.form-status-alert.status-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-left: 4px solid var(--emerald-ok);
    color: #a7f3d0;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.15);
}

.form-status-alert.status-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-left: 4px solid #ef4444;
    color: #fca5a5;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.15);
}

.form-status-alert.status-loading {
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-left: 4px solid var(--cyan-glow);
    color: #cffafe;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.15);
}

.form-status-alert .alert-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.form-status-alert.status-success .alert-icon {
    color: var(--emerald-ok);
}

.form-status-alert.status-error .alert-icon {
    color: #ef4444;
}

.form-status-alert.status-loading .alert-icon {
    color: var(--cyan-glow);
}

.form-status-alert .alert-message {
    flex-grow: 1;
}

.form-status-alert .alert-close {
    background: none;
    border: none;
    color: currentColor;
    opacity: 0.6;
    cursor: pointer;
    padding: 0;
    font-size: 1.1rem;
    line-height: 1;
    transition: opacity 0.2s;
}

.form-status-alert .alert-close:hover {
    opacity: 1;
}

.telemetry-form .form-group input.invalid,
.telemetry-form .form-group select.invalid,
.telemetry-form .form-group textarea.invalid {
    border-color: #ef4444 !important;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.25) !important;
}

.spinner-icon {
    animation: alert-spin 1s linear infinite;
}

@keyframes alert-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-section {
    background-color: rgba(3, 7, 18, 0.2);
}

.contact-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-card {
    display: flex;
    flex-direction: column;
    padding: 25px 30px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-glass);
    border-radius: 4px;
    background: rgba(255,255,255,0.02);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--cyan-glow);
    margin-bottom: 15px;
}

.wa-icon-glow {
    color: #22c55e !important;
}

.contact-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.contact-value {
    font-family: 'Orbitron', monospace;
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
}

.contact-actions-row {
    display: flex;
    gap: 10px;
}

.contact-action-btn {
    text-decoration: none;
    color: #fff;
    font-family: 'Orbitron', monospace;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    border: 1px solid var(--border-glass);
    padding: 8px 14px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.contact-action-btn:hover {
    border-color: var(--cyan-glow);
    color: var(--cyan-glow);
    background: rgba(6, 182, 212, 0.05);
}

.wa-btn:hover {
    border-color: #22c55e;
    color: #22c55e;
    background: rgba(34, 197, 94, 0.05);
}

/* Map container styling */
.map-container {
    height: 380px;
    display: flex;
    flex-direction: column;
    padding: 12px;
}

@media (min-width: 992px) {
    .map-container {
        height: 100%;
    }
}

.map-hud-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Orbitron', monospace;
    font-size: 0.6rem;
    color: var(--cyan-glow);
    padding-bottom: 8px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border-glass);
}

.hud-status-led {
    width: 6px;
    height: 6px;
    background-color: var(--cyan-glow);
    border-radius: 50%;
    animation: flash-led 1s infinite alternate;
}

.google-map-iframe {
    flex-grow: 1;
    filter: invert(90%) hue-rotate(180deg) brightness(0.9) contrast(1.1); /* futuristic blueprint style map */
    border-radius: 4px;
}

.map-hud-footer {
    padding-top: 10px;
    text-align: right;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.premium-footer {
    background-color: #02040a;
    border-top: 1px solid var(--border-glass);
    padding: 60px 0 30px 0;
    position: relative;
    overflow: hidden;
}

.footer-telemetry-sweep {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan-glow), transparent);
    animation: scan-line-movement 6s infinite linear;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 576px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .footer-grid {
        grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    color: #fff;
}

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

.footer-telemetry-badge {
    font-size: 0.55rem;
    color: var(--cyan-glow);
    background: rgba(6, 182, 212, 0.05);
    border: 1px solid rgba(6, 182, 212, 0.1);
    padding: 6px 12px;
    border-radius: 4px;
    display: inline-block;
}

.footer-heading {
    font-size: 0.8rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
}

.f-arrow {
    width: 12px;
    height: 12px;
    opacity: 0;
    margin-right: 0;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--cyan-glow);
    padding-left: 5px;
}

.footer-links a:hover .f-arrow {
    opacity: 1;
    margin-right: 4px;
}

.footer-contact-detail {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.footer-contact-detail svg {
    width: 14px;
    height: 14px;
    margin-top: 3px;
    color: var(--cyan-glow);
    flex-shrink: 0;
}

.social-links-row {
    display: flex;
    gap: 10px;
}

.social-link-icon {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-glass);
    border-radius: 4px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.social-link-icon:hover {
    border-color: var(--cyan-glow);
    color: var(--cyan-glow);
    background: rgba(6, 182, 212, 0.05);
    transform: translateY(-2px);
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-glass);
    padding-top: 20px;
    gap: 15px;
}

.copyright-text {
    font-size: 0.65rem;
    color: var(--text-dark);
}

.footer-security-status {
    display: flex;
    gap: 20px;
    font-size: 0.55rem;
    color: var(--text-dark);
}

.footer-sys-time {
    color: var(--cyan-glow);
}

/* ==========================================================================
   GLOBAL KEYFRAMES ANIMATIONS
   ========================================================================== */
@keyframes pulse-glow {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

@keyframes rotate-logo {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes scan-line-movement {
    0% { transform: translateY(0); }
    50% { transform: translateY(100vh); }
    100% { transform: translateY(0); }
}

@keyframes scan-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes slide-up-reveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fade-in {
    to { opacity: 1; }
}

@keyframes mouse-scroll {
    0% { opacity: 0; transform: translate(-50%, 0); }
    40% { opacity: 1; }
    80% { opacity: 0; transform: translate(-50%, 12px); }
    100% { opacity: 0; }
}

@keyframes pin-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

@keyframes flash-led {
    from { opacity: 0.4; filter: drop-shadow(0 0 1px currentColor); }
    to { opacity: 1; filter: drop-shadow(0 0 6px currentColor); }
}