/**
 * 🤖 AiLydian Cyborg Character - Ultra Realistic
 * Dr. Lydia Sentinel - The Creator
 * Version: 4.0.0 CYBORG EDITION
 * Inspired by: Human-AI Hybrid Concept
 * 100% CSS - No External Images
 */

/* ========== CYBORG CHARACTER CONTAINER ========== */

.cyborg-character {
    position: relative;
    width: 450px;
    height: 600px;
    transform-style: preserve-3d;
    animation: cyborg-float 6s ease-in-out infinite;
}

@keyframes cyborg-float {
    0%, 100% { transform: translateY(0) rotateY(0deg); }
    50% { transform: translateY(-20px) rotateY(5deg); }
}

/* ========== HEAD (SPLIT FACE: HUMAN + MECHANICAL) ========== */

.cyborg-head {
    position: absolute;
    width: 180px;
    height: 220px;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    perspective: 1000px;
}

/* Left side - Human */
.cyborg-face-human {
    position: absolute;
    width: 90px;
    height: 220px;
    left: 0;
    background: linear-gradient(135deg,
        #f5d6c6 0%,
        #e8baa8 40%,
        #d4a18f 100%
    );
    border-radius: 50% 0 0 40%;
    box-shadow:
        inset -15px 0 30px rgba(0, 0, 0, 0.2),
        inset 10px 10px 20px rgba(255, 255, 255, 0.1);
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

/* Right side - Mechanical */
.cyborg-face-mech {
    position: absolute;
    width: 90px;
    height: 220px;
    right: 0;
    background: linear-gradient(225deg,
        #2c3e50 0%,
        #34495e 30%,
        #4a5f7f 60%,
        #5d7a9e 100%
    );
    border-radius: 0 50% 40% 0;
    box-shadow:
        inset 15px 0 30px rgba(0, 0, 0, 0.4),
        inset -5px -5px 20px rgba(100, 180, 255, 0.3),
        0 0 30px rgba(64, 156, 255, 0.4);
    overflow: hidden;
}

/* Mechanical circuits */
.cyborg-circuits {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        repeating-linear-gradient(0deg,
            transparent 0,
            transparent 10px,
            rgba(64, 156, 255, 0.1) 10px,
            rgba(64, 156, 255, 0.1) 11px
        ),
        repeating-linear-gradient(90deg,
            transparent 0,
            transparent 10px,
            rgba(64, 156, 255, 0.1) 10px,
            rgba(64, 156, 255, 0.1) 11px
        );
    opacity: 0.6;
    animation: circuit-pulse 3s ease-in-out infinite;
}

@keyframes circuit-pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

/* ========== LONG HAIR ========== */

.cyborg-hair {
    position: absolute;
    width: 200px;
    height: 280px;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
}

/* Hair strands */
.hair-strand {
    position: absolute;
    width: 40px;
    height: 280px;
    background: linear-gradient(180deg,
        #e8e8e8 0%,
        #d0d0d0 30%,
        #b8b8b8 70%,
        #a0a0a0 100%
    );
    border-radius: 50%;
    opacity: 0.9;
    transform-origin: top center;
}

.hair-strand:nth-child(1) {
    left: 0;
    animation: hair-wave1 4s ease-in-out infinite;
}

.hair-strand:nth-child(2) {
    left: 40px;
    animation: hair-wave2 4.5s ease-in-out infinite;
}

.hair-strand:nth-child(3) {
    left: 80px;
    animation: hair-wave3 5s ease-in-out infinite;
}

.hair-strand:nth-child(4) {
    left: 120px;
    animation: hair-wave2 4.2s ease-in-out infinite;
}

.hair-strand:nth-child(5) {
    right: 0;
    animation: hair-wave1 4.8s ease-in-out infinite;
}

@keyframes hair-wave1 {
    0%, 100% { transform: rotate(0deg) scaleY(1); }
    50% { transform: rotate(-3deg) scaleY(1.02); }
}

@keyframes hair-wave2 {
    0%, 100% { transform: rotate(0deg) scaleY(1); }
    50% { transform: rotate(2deg) scaleY(1.01); }
}

@keyframes hair-wave3 {
    0%, 100% { transform: rotate(0deg) scaleY(1); }
    50% { transform: rotate(-2deg) scaleY(1.03); }
}

/* ========== EYES ========== */

/* Human eye (left) */
.cyborg-eye-human {
    position: absolute;
    width: 20px;
    height: 20px;
    top: 80px;
    left: 30px;
    background: radial-gradient(circle,
        #000000 0%,
        #1a1a1a 40%,
        #4a90e2 50%,
        #ffffff 60%,
        #f5d6c6 100%
    );
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    animation: eye-blink-human 5s ease-in-out infinite;
}

@keyframes eye-blink-human {
    0%, 48%, 52%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.1); }
}

/* Mechanical eye (right) - Glowing */
.cyborg-eye-mech {
    position: absolute;
    width: 28px;
    height: 28px;
    top: 76px;
    right: 25px;
    background: radial-gradient(circle,
        #ffffff 0%,
        #64fcff 20%,
        #409cff 50%,
        #2c3e50 80%
    );
    border-radius: 50%;
    box-shadow:
        0 0 20px rgba(100, 252, 255, 0.8),
        0 0 40px rgba(64, 156, 255, 0.6),
        inset 0 0 10px rgba(255, 255, 255, 0.5);
    animation: mech-eye-glow 2s ease-in-out infinite;
}

@keyframes mech-eye-glow {
    0%, 100% {
        box-shadow:
            0 0 20px rgba(100, 252, 255, 0.8),
            0 0 40px rgba(64, 156, 255, 0.6);
    }
    50% {
        box-shadow:
            0 0 30px rgba(100, 252, 255, 1),
            0 0 60px rgba(64, 156, 255, 0.9),
            0 0 90px rgba(64, 156, 255, 0.5);
    }
}

/* Eye ring/scanner */
.cyborg-eye-ring {
    position: absolute;
    width: 40px;
    height: 40px;
    top: -6px;
    left: -6px;
    border: 2px solid rgba(64, 156, 255, 0.6);
    border-radius: 50%;
    animation: scanner-rotate 3s linear infinite;
}

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

/* ========== NOSE & MOUTH ========== */

.cyborg-nose {
    position: absolute;
    width: 20px;
    height: 30px;
    top: 110px;
    left: 80px;
    background: linear-gradient(135deg,
        rgba(212, 161, 143, 0.8) 0%,
        rgba(232, 186, 168, 0.6) 100%
    );
    border-radius: 40% 40% 50% 50%;
    box-shadow: -2px 2px 4px rgba(0, 0, 0, 0.2);
}

.cyborg-mouth {
    position: absolute;
    width: 50px;
    height: 8px;
    top: 160px;
    left: 65px;
    background: linear-gradient(90deg,
        rgba(180, 100, 100, 0.6) 0%,
        rgba(200, 120, 120, 0.4) 50%,
        rgba(44, 62, 80, 0.8) 100%
    );
    border-radius: 0 0 50% 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* ========== NECK & SHOULDERS ========== */

.cyborg-neck {
    position: absolute;
    width: 80px;
    height: 60px;
    top: 210px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(180deg,
        #e8baa8 0%,
        #d4a18f 40%,
        #34495e 60%,
        #2c3e50 100%
    );
    border-radius: 20%;
}

.cyborg-shoulders {
    position: absolute;
    width: 280px;
    height: 120px;
    top: 250px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg,
        #2c3e50 0%,
        #34495e 40%,
        #4a5f7f 100%
    );
    border-radius: 40px 40px 20px 20px;
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.4),
        inset 0 -10px 30px rgba(0, 0, 0, 0.3);
}

/* Suit collar */
.cyborg-collar {
    position: absolute;
    width: 100px;
    height: 40px;
    top: 260px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffffff;
    border-radius: 0 0 30% 30%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

/* ========== MECHANICAL ARM (Right) ========== */

.cyborg-arm-mech {
    position: absolute;
    width: 70px;
    height: 200px;
    top: 280px;
    right: 20px;
    background: linear-gradient(180deg,
        #4a5f7f 0%,
        #34495e 50%,
        #2c3e50 100%
    );
    border-radius: 30px;
    box-shadow:
        0 10px 30px rgba(0, 0, 0, 0.4),
        inset -5px -5px 20px rgba(64, 156, 255, 0.2);
    transform-origin: top center;
    animation: mech-arm-move 5s ease-in-out infinite;
}

@keyframes mech-arm-move {
    0%, 100% { transform: rotate(5deg); }
    50% { transform: rotate(-10deg); }
}

/* Mechanical joints */
.mech-joint {
    position: absolute;
    width: 100%;
    height: 15px;
    background: linear-gradient(90deg,
        rgba(64, 156, 255, 0.3) 0%,
        rgba(64, 156, 255, 0.6) 50%,
        rgba(64, 156, 255, 0.3) 100%
    );
    border-top: 1px solid rgba(64, 156, 255, 0.8);
    border-bottom: 1px solid rgba(64, 156, 255, 0.8);
}

.mech-joint-1 { top: 40%; }
.mech-joint-2 { top: 70%; }

/* Mechanical hand */
.cyborg-hand-mech {
    position: absolute;
    width: 65px;
    height: 70px;
    bottom: -65px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg,
        #34495e 0%,
        #2c3e50 100%
    );
    border-radius: 40% 40% 50% 50%;
    box-shadow:
        0 5px 20px rgba(0, 0, 0, 0.5),
        inset 0 0 15px rgba(64, 156, 255, 0.3);
}

/* Fingers */
.mech-finger {
    position: absolute;
    width: 12px;
    height: 35px;
    bottom: 0;
    background: linear-gradient(180deg,
        #34495e 0%,
        #2c3e50 100%
    );
    border-radius: 40%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.mech-finger:nth-child(1) { left: 5px; }
.mech-finger:nth-child(2) { left: 20px; height: 40px; }
.mech-finger:nth-child(3) { left: 35px; height: 38px; }
.mech-finger:nth-child(4) { right: 5px; height: 30px; }

/* ========== HUMAN ARM (Left) ========== */

.cyborg-arm-human {
    position: absolute;
    width: 60px;
    height: 180px;
    top: 290px;
    left: 30px;
    background: linear-gradient(180deg,
        #2c3e50 0%,
        #e8baa8 40%,
        #d4a18f 100%
    );
    border-radius: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    transform-origin: top center;
    animation: human-arm-move 6s ease-in-out infinite;
}

@keyframes human-arm-move {
    0%, 100% { transform: rotate(-10deg); }
    50% { transform: rotate(5deg); }
}

.cyborg-hand-human {
    position: absolute;
    width: 55px;
    height: 65px;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(circle,
        #f5d6c6 0%,
        #e8baa8 60%,
        #d4a18f 100%
    );
    border-radius: 50% 50% 40% 40%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

/* ========== GLOWING AURA ========== */

.cyborg-aura {
    position: absolute;
    width: 500px;
    height: 650px;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(ellipse,
        rgba(64, 156, 255, 0.2) 0%,
        rgba(64, 156, 255, 0.1) 40%,
        transparent 70%
    );
    border-radius: 50%;
    animation: aura-pulse 4s ease-in-out infinite;
    z-index: -2;
    pointer-events: none;
}

@keyframes aura-pulse {
    0%, 100% {
        transform: translateX(-50%) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: translateX(-50%) scale(1.1);
        opacity: 0.9;
    }
}

/* ========== TECH PARTICLES ========== */

.tech-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(64, 156, 255, 0.8);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(64, 156, 255, 0.8);
    animation: particle-float 6s ease-in-out infinite;
}

.tech-particle:nth-child(1) {
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.tech-particle:nth-child(2) {
    top: 40%;
    right: 5%;
    animation-delay: 1s;
}

.tech-particle:nth-child(3) {
    top: 60%;
    right: 12%;
    animation-delay: 2s;
}

@keyframes particle-float {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0.4;
    }
    50% {
        transform: translateY(-30px) translateX(10px);
        opacity: 1;
    }
}

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

@media (max-width: 1024px) {
    .cyborg-character {
        width: 380px;
        height: 500px;
        transform: scale(0.85);
    }
}

@media (max-width: 768px) {
    .cyborg-character {
        width: 320px;
        height: 420px;
        transform: scale(0.7);
    }
}

/* ========== PERFORMANCE ========== */

.cyborg-character,
.cyborg-head,
.cyborg-hair,
.cyborg-arm-mech,
.cyborg-arm-human {
    will-change: transform;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}