/* ==========================================================================
   PRELOADER.CSS - Cinematic Preloader Visual Styles
   ========================================================================== */

body.preloader-active {
    overflow: hidden !important;
}

#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at center, #000c1d 0%, #020308 100%);
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    transition: opacity 0.8s cubic-bezier(0.77, 0, 0.175, 1), 
                visibility 0.8s cubic-bezier(0.77, 0, 0.175, 1),
                filter 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
    filter: blur(15px);
}

.preloader-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
    position: relative;
    z-index: 10;
    animation: preloaderCameraZoom 3s ease-out forwards;
}

/* Central glowing silhouette backdrop */
.silhouette-container {
    position: relative;
    width: 180px;
    height: 180px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.silhouette-glow-bg {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 210, 255, 0.75) 0%, rgba(0, 110, 255, 0.5) 50%, transparent 100%);
    filter: blur(18px);
    z-index: 1;
    animation: preloaderPulseGlow 2.5s infinite alternate ease-in-out;
}

/* Glowing light ribbons behind the silhouette */
.silhouette-ribbon {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(0, 210, 255, 0.35);
    z-index: 2;
}

.silhouette-ribbon.r1 {
    width: 150px;
    height: 150px;
    border-top-color: transparent;
    border-bottom-color: transparent;
    animation: preloaderRotate 4s linear infinite;
}

.silhouette-ribbon.r2 {
    width: 170px;
    height: 170px;
    border-left-color: transparent;
    border-right-color: transparent;
    border-color: rgba(0, 110, 255, 0.4);
    animation: preloaderRotateRev 5s linear infinite;
}

/* Center silhouette shape (e.g. code terminals/brackets) */
.silhouette-icon {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: #020912;
    border: 2px solid rgba(0, 210, 255, 0.35);
    display: flex;
    justify-content: center;
    align-items: center;
    color: #ffffff;
    box-shadow: 0 0 35px rgba(0, 210, 255, 0.25), inset 0 0 15px rgba(0, 110, 255, 0.25);
    position: relative;
    z-index: 3;
    animation: preloaderSilhouettePulse 2.5s infinite alternate ease-in-out;
}

/* Centered Mr.K text style */
.silhouette-text {
    font-family: 'Outfit', -apple-system, sans-serif;
    font-weight: 900;
    letter-spacing: 1px;
    font-size: 1.55rem;
    background: linear-gradient(135deg, #ffffff 30%, #00d2ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    filter: drop-shadow(0 0 8px rgba(0, 210, 255, 0.6));
    user-select: none;
}

/* Cinematic text styles */
.preloader-tagline {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: #00d2ff;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 700;
    opacity: 0.9;
    margin-bottom: 0.35rem;
    text-shadow: 0 0 10px rgba(0, 210, 255, 0.4);
}

.preloader-title {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 5px;
    color: #ffffff;
    text-transform: uppercase;
    text-shadow: 0 0 20px rgba(0, 210, 255, 0.55);
    animation: preloaderTextSpacing 3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.preloader-terminal-log {
    font-family: 'JetBrains Mono', monospace, consolas;
    font-size: 0.78rem;
    color: #00f7ff;
    letter-spacing: 2px;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    align-items: center;
    min-height: 4.2rem;
    margin-top: 0.5rem;
}

.log-line {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    text-shadow: 0 0 12px rgba(0, 247, 255, 0.6);
    font-weight: 600;
}

.log-line.active {
    opacity: 1;
    transform: translateY(0);
}

.log-line.success {
    color: #00ff66;
    text-shadow: 0 0 12px rgba(0, 255, 102, 0.7);
}

/* Spark particles canvas layer */
#preloader-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 5;
    pointer-events: none;
}

/* Keyframe animations */
@keyframes preloaderCameraZoom {
    0% { transform: scale(0.95); }
    100% { transform: scale(1.03); }
}

@keyframes preloaderPulseGlow {
    0% { transform: scale(0.9); opacity: 0.5; filter: blur(15px); }
    100% { transform: scale(1.1); opacity: 0.95; filter: blur(25px); }
}

@keyframes preloaderSilhouettePulse {
    0% { transform: scale(1); border-color: rgba(0, 210, 255, 0.3); box-shadow: 0 0 25px rgba(0, 0, 0, 0.95), inset 0 0 12px rgba(0, 210, 255, 0.25); }
    100% { transform: scale(1.05); border-color: rgba(0, 110, 255, 0.5); box-shadow: 0 0 40px rgba(0, 210, 255, 0.35), inset 0 0 18px rgba(0, 110, 255, 0.4); }
}

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

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

@keyframes preloaderTextSpacing {
    0% { letter-spacing: 1px; opacity: 0.4; }
    100% { letter-spacing: 6px; opacity: 1; }
}

@keyframes preloaderTextPulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}