/* ============================================================
   PORTFOLIO CITY — STYLE.CSS
   Complete Cyberpunk / Day Theme Stylesheet
   ============================================================ */

/* ═══════════════ CSS VARIABLES ═══════════════ */
:root {
    --neon-pink: #ff2d95;
    --neon-blue: #00f0ff;
    --neon-purple: #b000ff;
    --neon-green: #7cf03d;
    --bg-dark: #0a0a12;
    --bg-card: rgba(10, 10, 18, 0.85);
    --glass-bg: rgba(10, 15, 30, 0.82);
    --glass-border: rgba(0, 240, 255, 0.25);
    --text-primary: #e0e0e0;
    --text-heading: #ffffff;
    --text-muted: #8899aa;
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Poppins', sans-serif;
}

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

html, body {
    width: 100%; height: 100%;
    overflow: hidden;
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-primary);
}

a { color: var(--neon-blue); text-decoration: none; transition: color .3s; }
a:hover { color: var(--neon-pink); }

/* ═══════════════ CANVAS ═══════════════ */
#game-canvas {
    position: fixed; top: 0; left: 0;
    width: 100%; height: 100%;
    display: block; z-index: 0;
}

/* ═══════════════ MOBILE WARNING ═══════════════ */
#mobile-warning {
    display: none; position: fixed; inset: 0; z-index: 99999;
    background: var(--bg-dark);
    justify-content: center; align-items: center; text-align: center;
    padding: 2rem;
}
@media (max-width: 768px), (hover: none) and (pointer: coarse) {
    #mobile-warning { display: flex !important; }
    #game-menu, #loading-screen, #game-canvas, #hud, #crosshair,
    .panel, #panel-overlay, #interaction-prompt, #welcome-overlay,
    #vignette, #sprint-lines { display: none !important; }
}
.mobile-warning-content { max-width: 400px; }
.mobile-warning-content .warning-icon { font-size: 4rem; margin-bottom: 1rem; }
.mobile-warning-content h2 {
    font-family: var(--font-heading); color: var(--neon-blue);
    font-size: 1.5rem; margin-bottom: 1rem;
    text-shadow: 0 0 20px rgba(0,240,255,.5);
}
.mobile-warning-content p { color: var(--text-muted); line-height: 1.6; margin-bottom: .5rem; }
.mobile-warning-content .warning-sub { color: var(--neon-pink); font-size: .85rem; }

/* ═══════════════ GAME MENU ═══════════════ */
#game-menu {
    position: fixed; inset: 0; z-index: 10000;
    display: flex; justify-content: center; align-items: center;
    transition: opacity .6s ease, visibility .6s ease;
}
#game-menu.fade-out { opacity: 0; visibility: hidden; pointer-events: none; }

.menu-bg {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(176,0,255,.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 50%, rgba(0,240,255,.1) 0%, transparent 60%),
                var(--bg-dark);
}
.menu-bg::before {
    content: ''; position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(0,240,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,240,255,.04) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: grid-scroll 8s linear infinite;
}
@keyframes grid-scroll {
    0% { transform: translateY(0); }
    100% { transform: translateY(50px); }
}

.menu-card {
    position: relative; z-index: 2;
    background: var(--glass-bg);
    backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem 3rem;
    width: min(92vw, 480px);
    box-shadow: 0 0 60px rgba(0,240,255,.08), 0 0 120px rgba(176,0,255,.06),
                inset 0 0 40px rgba(0,240,255,.02);
    animation: card-appear .8s cubic-bezier(.22,1,.36,1) both;
}
@keyframes card-appear {
    from { opacity: 0; transform: translateY(30px) scale(.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.menu-header { text-align: center; margin-bottom: 1.8rem; }
.menu-title { margin-bottom: .3rem; }
.menu-author {
    font-family: var(--font-heading); font-size: .7rem;
    color: var(--neon-pink); letter-spacing: 6px;
    text-shadow: 0 0 12px rgba(255,45,149,.4);
}
.menu-line {
    width: 60px; height: 2px; margin: .8rem auto 0;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    border-radius: 2px; box-shadow: 0 0 8px rgba(0,240,255,.4);
}

.menu-form { display: flex; flex-direction: column; gap: 1.2rem; margin-bottom: 1.5rem; }

.menu-field label {
    display: block; font-family: var(--font-heading); font-size: .6rem;
    color: var(--neon-blue); letter-spacing: 3px; margin-bottom: .4rem;
    text-shadow: 0 0 6px rgba(0,240,255,.3);
}
.menu-field input[type="text"] {
    width: 100%; padding: .7rem 1rem;
    background: rgba(0,15,30,.6);
    border: 1px solid rgba(0,240,255,.2);
    border-radius: 10px; color: var(--text-primary);
    font-family: var(--font-body); font-size: .85rem;
    outline: none; transition: all .3s;
}
.menu-field input[type="text"]:focus {
    border-color: var(--neon-blue);
    box-shadow: 0 0 15px rgba(0,240,255,.15);
    background: rgba(0,20,40,.7);
}
.menu-field input[type="text"]::placeholder { color: var(--text-muted); }

/* Theme selector */
.theme-selector {
    display: flex; gap: .8rem;
}
.theme-btn {
    flex: 1; padding: .8rem .5rem;
    background: rgba(0,15,30,.5);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 12px; cursor: pointer;
    display: flex; flex-direction: column; align-items: center; gap: .3rem;
    font-family: var(--font-heading); font-size: .55rem;
    letter-spacing: 2px; color: var(--text-muted);
    transition: all .3s;
}
.theme-btn i { font-size: 1.4rem; transition: all .3s; }
.theme-btn:hover { background: rgba(0,240,255,.05); border-color: rgba(0,240,255,.2); }
.theme-btn.active[data-theme="night"] {
    border-color: var(--neon-purple); color: var(--neon-purple);
    background: rgba(176,0,255,.08);
    box-shadow: 0 0 20px rgba(176,0,255,.15);
}
.theme-btn.active[data-theme="night"] i { color: var(--neon-purple); text-shadow: 0 0 10px rgba(176,0,255,.5); }
.theme-btn.active[data-theme="day"] {
    border-color: #f0c040; color: #f0c040;
    background: rgba(240,192,64,.08);
    box-shadow: 0 0 20px rgba(240,192,64,.15);
}
.theme-btn.active[data-theme="day"] i { color: #f0c040; text-shadow: 0 0 10px rgba(240,192,64,.5); }

/* Menu buttons */
.menu-actions { display: flex; flex-direction: column; gap: .6rem; margin-bottom: 1rem; }

.menu-btn-primary {
    width: 100%; padding: .85rem 1.5rem;
    background: linear-gradient(135deg, rgba(0,240,255,.12), rgba(176,0,255,.12));
    border: 1px solid var(--neon-blue);
    border-radius: 12px; cursor: pointer;
    font-family: var(--font-heading); font-size: .75rem;
    letter-spacing: 3px; color: var(--neon-blue);
    display: flex; align-items: center; justify-content: center; gap: .6rem;
    transition: all .3s;
    text-shadow: 0 0 8px rgba(0,240,255,.4);
}
.menu-btn-primary:hover {
    background: linear-gradient(135deg, rgba(0,240,255,.2), rgba(176,0,255,.2));
    box-shadow: 0 0 30px rgba(0,240,255,.2), 0 0 60px rgba(176,0,255,.1);
    transform: translateY(-2px);
}
.menu-btn-primary i { font-size: 1.2rem; }

.menu-btn-secondary {
    width: 100%; padding: .65rem 1rem;
    background: transparent;
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 10px; cursor: pointer;
    font-family: var(--font-heading); font-size: .6rem;
    letter-spacing: 2px; color: var(--text-muted);
    display: flex; align-items: center; justify-content: center; gap: .5rem;
    transition: all .3s;
}
.menu-btn-secondary:hover {
    border-color: var(--neon-pink); color: var(--neon-pink);
    background: rgba(255,45,149,.05);
}

.menu-footer {
    text-align: center; font-size: .6rem;
    color: rgba(255,255,255,.2); letter-spacing: 2px;
    font-family: var(--font-heading);
}

/* ═══════════════ CONTROLS OVERLAY ═══════════════ */
#controls-overlay {
    position: fixed; inset: 0; z-index: 10001;
    display: flex; justify-content: center; align-items: center;
    background: rgba(0,0,0,.6); backdrop-filter: blur(6px);
    transition: opacity .4s, visibility .4s;
}
#controls-overlay.overlay-hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.controls-card {
    background: var(--glass-bg); backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border); border-radius: 20px;
    padding: 2rem 2.5rem; width: min(90vw, 420px);
    position: relative;
    box-shadow: 0 0 40px rgba(0,240,255,.1);
    animation: card-appear .5s cubic-bezier(.22,1,.36,1) both;
}
.controls-close-btn {
    position: absolute; top: 1rem; right: 1.2rem;
    background: none; border: 1px solid rgba(255,45,149,.3);
    color: var(--neon-pink); font-size: 1.5rem;
    width: 34px; height: 34px; border-radius: 50%;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: all .3s;
}
.controls-close-btn:hover {
    background: rgba(255,45,149,.1); box-shadow: 0 0 12px rgba(255,45,149,.3);
    transform: rotate(90deg);
}
.controls-card h2 {
    font-family: var(--font-heading); font-size: 1rem;
    color: var(--neon-blue); letter-spacing: 4px; text-align: center;
    display: flex; align-items: center; justify-content: center; gap: .5rem;
    text-shadow: 0 0 10px rgba(0,240,255,.3);
}
.controls-card h2 i { font-size: 1.2rem; }
.controls-divider {
    width: 50px; height: 2px; margin: .8rem auto 1.2rem;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    border-radius: 2px;
}
.controls-list { display: flex; flex-direction: column; gap: .55rem; }
.ctrl-row {
    display: flex; align-items: center; gap: 1rem;
    padding: .4rem .6rem; border-radius: 8px;
    transition: background .2s;
}
.ctrl-row:hover { background: rgba(0,240,255,.04); }
.ctrl-keys { display: flex; gap: .3rem; min-width: 130px; justify-content: flex-end; }
.ctrl-keys kbd {
    display: inline-block; padding: .2rem .5rem;
    background: rgba(0,240,255,.08); border: 1px solid rgba(0,240,255,.25);
    border-radius: 5px; font-family: var(--font-heading); font-size: .55rem;
    color: var(--neon-blue); min-width: 22px; text-align: center;
}
.ctrl-row span {
    font-size: .75rem; color: var(--text-muted);
}

/* ═══════════════ LOADING SCREEN ═══════════════ */
#loading-screen {
    position: fixed; inset: 0; z-index: 9999;
    background: var(--bg-dark);
    display: flex; justify-content: center; align-items: center;
    transition: opacity .8s ease, visibility .8s ease;
}
#loading-screen.overlay-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
#loading-screen.fade-out { opacity: 0; visibility: hidden; }

.loader-content { text-align: center; position: relative; z-index: 2; }
.loader-logo { margin-bottom: .5rem; }

.glitch {
    font-family: var(--font-heading); font-size: 2.6rem; font-weight: 900;
    color: var(--neon-blue); position: relative;
    text-shadow: 0 0 10px rgba(0,240,255,.7), 0 0 40px rgba(0,240,255,.3);
    animation: glitch-anim 2.5s infinite;
}
.glitch::before, .glitch::after {
    content: attr(data-text); position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
}
.glitch::before {
    color: var(--neon-pink); animation: glitch-1 .3s infinite;
    clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%);
}
.glitch::after {
    color: var(--neon-green); animation: glitch-2 .3s infinite;
    clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%);
}
@keyframes glitch-1 {
    0%,100%{transform:translate(0)} 20%{transform:translate(-3px,3px)}
    40%{transform:translate(3px,-3px)} 60%{transform:translate(-2px,1px)}
    80%{transform:translate(2px,-1px)}
}
@keyframes glitch-2 {
    0%,100%{transform:translate(0)} 20%{transform:translate(3px,-3px)}
    40%{transform:translate(-3px,3px)} 60%{transform:translate(1px,-2px)}
    80%{transform:translate(-1px,2px)}
}
@keyframes glitch-anim { 0%,95%,100%{opacity:1} 96%{opacity:.8} 97%{opacity:1} 98%{opacity:.6} 99%{opacity:1} }

.loader-subtitle {
    font-family: var(--font-heading); font-size: .85rem;
    color: var(--neon-pink); letter-spacing: 6px; margin-bottom: 2rem;
    text-shadow: 0 0 12px rgba(255,45,149,.5);
}
.loader-bar-container {
    width: 320px; height: 6px;
    background: rgba(255,255,255,.08);
    border-radius: 3px; margin: 0 auto .8rem;
    overflow: hidden; border: 1px solid rgba(0,240,255,.15);
}
.loader-bar {
    width: 0%; height: 100%;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple), var(--neon-pink));
    border-radius: 3px; transition: width .3s ease;
    box-shadow: 0 0 12px rgba(0,240,255,.6);
}
.loader-percent {
    font-family: var(--font-heading); font-size: .85rem;
    color: var(--neon-blue); margin-bottom: 1.5rem;
}
.loader-text {
    font-family: var(--font-heading); font-size: .7rem;
    color: var(--text-muted); letter-spacing: 3px; text-transform: uppercase;
}
.blink { animation: blink-cursor 1s step-end infinite; }
@keyframes blink-cursor { 0%,50%{opacity:1} 51%,100%{opacity:0} }

.scanline {
    position: absolute; top: 0; left: -10%; width: 120%; height: 2px;
    background: rgba(0,240,255,.15);
    animation: scanline-move 3s linear infinite;
    pointer-events: none;
}
@keyframes scanline-move { 0%{top:-5%} 100%{top:105%} }

/* ═══════════════ VIGNETTE + SPRINT EFFECTS ═══════════════ */
#vignette {
    position: fixed; inset: 0; z-index: 75;
    pointer-events: none;
    background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,.45) 100%);
}
#sprint-lines {
    position: fixed; inset: 0; z-index: 76;
    pointer-events: none; opacity: 0;
    transition: opacity .3s;
    background:
        linear-gradient(90deg, rgba(0,240,255,.06) 0%, transparent 15%, transparent 85%, rgba(0,240,255,.06) 100%),
        linear-gradient(0deg,  rgba(0,240,255,.04) 0%, transparent 20%, transparent 80%, rgba(0,240,255,.04) 100%);
}
#sprint-lines.active { opacity: 1; }

/* ═══════════════ HUD ═══════════════ */
#hud {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    pointer-events: none; padding: 1rem 1.2rem;
    display: flex; justify-content: space-between; align-items: flex-start;
    opacity: 0; transition: opacity .5s ease;
}
#hud.visible { opacity: 1; }

.hud-top-left { display: flex; flex-direction: column; gap: .4rem; }
.hud-top-right { display: flex; flex-direction: column; gap: .4rem; align-items: flex-end; }

.hud-player-info {
    background: rgba(0,10,20,.55); backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border); border-radius: 10px;
    padding: .45rem .9rem; pointer-events: auto;
    display: flex; align-items: center; gap: .5rem;
    font-family: var(--font-heading); font-size: .65rem;
    color: var(--neon-blue); letter-spacing: 2px;
    text-shadow: 0 0 8px rgba(0,240,255,.3);
}
.hud-player-info i { font-size: .9rem; color: var(--neon-pink); }

.hud-hint {
    background: rgba(0,10,20,.45); backdrop-filter: blur(6px);
    border: 1px solid rgba(0,240,255,.1); border-radius: 8px;
    padding: .35rem .7rem; pointer-events: auto;
    display: flex; gap: .8rem; flex-wrap: wrap;
}
.hud-hint span {
    font-size: .6rem; color: var(--text-muted);
    display: flex; align-items: center; gap: .25rem;
}
.hud-hint kbd {
    display: inline-block; padding: .05rem .3rem;
    background: rgba(0,240,255,.08); border: 1px solid rgba(0,240,255,.2);
    border-radius: 3px; font-family: var(--font-heading);
    font-size: .5rem; color: var(--neon-blue);
}

.hud-location {
    background: rgba(0,10,20,.55); backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border); border-radius: 10px;
    padding: .45rem .9rem; pointer-events: auto;
    font-family: var(--font-heading); font-size: .65rem;
    color: var(--neon-pink); letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(255,45,149,.4);
}
.hud-location i { color: var(--neon-blue); margin-right: .3rem; }

.hud-fps {
    background: rgba(0,10,20,.45); backdrop-filter: blur(6px);
    border: 1px solid rgba(0,240,255,.08); border-radius: 6px;
    padding: .2rem .5rem;
    font-family: var(--font-heading); font-size: .5rem;
    color: var(--neon-green); letter-spacing: 1px;
}

/* Sensitivity control */
.hud-sensitivity {
    display: flex; align-items: center; gap: .4rem;
    pointer-events: auto; position: relative;
}
.sensitivity-toggle {
    width: 30px; height: 30px;
    background: rgba(0,10,20,.55); backdrop-filter: blur(8px);
    border: 1px solid rgba(0,240,255,.2); border-radius: 8px;
    color: var(--neon-blue); font-size: 1rem;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: all .3s;
}
.sensitivity-toggle:hover {
    border-color: var(--neon-blue);
    box-shadow: 0 0 10px rgba(0,240,255,.2);
}
.sensitivity-panel {
    position: absolute; top: 100%; right: 0; margin-top: .4rem;
    background: rgba(0,10,20,.85); backdrop-filter: blur(12px);
    border: 1px solid rgba(0,240,255,.2); border-radius: 10px;
    padding: .6rem .8rem; min-width: 170px;
    display: flex; flex-direction: column; gap: .35rem;
    opacity: 0; visibility: hidden; transform: translateY(-4px);
    transition: all .3s ease;
}
.sensitivity-panel.open {
    opacity: 1; visibility: visible; transform: translateY(0);
}
.sensitivity-panel label {
    font-family: var(--font-heading); font-size: .5rem;
    color: var(--neon-blue); letter-spacing: 2px;
}
.sensitivity-panel input[type="range"] {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 4px;
    background: rgba(255,255,255,.08);
    border-radius: 2px; outline: none;
    cursor: pointer;
}
.sensitivity-panel input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 14px; height: 14px; border-radius: 50%;
    background: var(--neon-blue);
    box-shadow: 0 0 8px rgba(0,240,255,.5);
    cursor: pointer;
}
.sensitivity-panel input[type="range"]::-moz-range-thumb {
    width: 14px; height: 14px; border-radius: 50%;
    background: var(--neon-blue); border: none;
    box-shadow: 0 0 8px rgba(0,240,255,.5);
    cursor: pointer;
}
.sensitivity-val {
    font-family: var(--font-heading); font-size: .55rem;
    color: var(--neon-green); text-align: center;
}

/* ═══════════════ CROSSHAIR ═══════════════ */
#crosshair {
    position: fixed; top: 50%; left: 50%;
    transform: translate(-50%, -50%); z-index: 90;
    font-size: 1.2rem; color: rgba(0,240,255,.5);
    font-family: monospace; pointer-events: none;
    text-shadow: 0 0 6px rgba(0,240,255,.3);
    opacity: 0; transition: opacity .3s;
}
#crosshair.visible { opacity: 1; }

/* ═══════════════ NAV NOTIFICATION ═══════════════ */
#nav-notification {
    position: fixed; bottom: 8%; left: 50%;
    transform: translateX(-50%) translateY(10px);
    z-index: 160; pointer-events: none;
    transition: opacity .4s ease, visibility .4s ease, transform .4s ease;
}
#nav-notification.overlay-hidden { opacity: 0; visibility: hidden; transform: translateX(-50%) translateY(10px); }
#nav-notification.active { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }

.nav-notif-content {
    display: flex; align-items: center; gap: .8rem;
    background: rgba(0,10,20,.75); backdrop-filter: blur(12px);
    border: 1px solid var(--neon-green);
    border-radius: 14px; padding: .7rem 1.4rem;
    box-shadow: 0 0 20px rgba(124,240,61,.15), 0 0 40px rgba(124,240,61,.08);
    animation: nav-pulse 2s ease-in-out infinite;
}
@keyframes nav-pulse {
    0%,100% { box-shadow: 0 0 15px rgba(124,240,61,.15), 0 0 30px rgba(124,240,61,.08); }
    50%     { box-shadow: 0 0 25px rgba(124,240,61,.3), 0 0 50px rgba(124,240,61,.15); }
}
.nav-notif-icon {
    font-size: 1.4rem; color: var(--neon-green);
    animation: nav-walk 0.6s steps(2) infinite;
    text-shadow: 0 0 10px rgba(124,240,61,.5);
}
@keyframes nav-walk {
    0%,100% { transform: translateX(0); }
    50%     { transform: translateX(3px); }
}
.nav-notif-text {
    display: flex; flex-direction: column; gap: .1rem;
}
.nav-notif-label {
    font-family: var(--font-heading); font-size: .5rem;
    color: var(--text-muted); letter-spacing: 3px;
}
.nav-notif-target {
    font-family: var(--font-heading); font-size: .85rem;
    color: var(--neon-green); letter-spacing: 2px;
    text-shadow: 0 0 8px rgba(124,240,61,.4);
}
.nav-notif-hint {
    font-family: var(--font-heading); font-size: .45rem;
    color: var(--text-muted); letter-spacing: 1px;
    border-left: 1px solid rgba(255,255,255,.1);
    padding-left: .6rem; margin-left: .2rem;
}

/* ═══════════════ INTERACTION PROMPT ═══════════════ */
#interaction-prompt {
    position: fixed; bottom: 15%; left: 50%;
    transform: translateX(-50%); z-index: 150;
    display: flex; align-items: center; gap: .8rem;
    background: rgba(0,10,20,.7); backdrop-filter: blur(10px);
    border: 1px solid var(--neon-blue);
    border-radius: 12px; padding: .8rem 1.5rem;
    animation: prompt-pulse 2s ease-in-out infinite;
    transition: opacity .3s, visibility .3s;
}
#interaction-prompt.overlay-hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.prompt-key {
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0,240,255,.15); border: 2px solid var(--neon-blue);
    border-radius: 8px; font-family: var(--font-heading);
    font-size: 1rem; font-weight: 700; color: var(--neon-blue);
    text-shadow: 0 0 8px rgba(0,240,255,.5);
}
.prompt-text {
    font-family: var(--font-heading); font-size: .85rem;
    color: var(--text-primary); letter-spacing: 3px;
}
@keyframes prompt-pulse {
    0%,100% { box-shadow: 0 0 15px rgba(0,240,255,.2), 0 0 30px rgba(0,240,255,.1); }
    50%     { box-shadow: 0 0 25px rgba(0,240,255,.4), 0 0 50px rgba(0,240,255,.2); }
}

/* ═══════════════ WELCOME OVERLAY ═══════════════ */
#welcome-overlay {
    position: fixed; inset: 0; z-index: 180;
    display: flex; justify-content: center; align-items: center;
    pointer-events: none;
    transition: opacity 1s ease, visibility 1s ease;
}
#welcome-overlay.overlay-hidden { opacity: 0; visibility: hidden; }
.welcome-content { text-align: center; }
.welcome-name {
    font-family: var(--font-heading); font-size: 2rem;
    color: var(--neon-blue); letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(0,240,255,.5), 0 0 60px rgba(0,240,255,.2);
    margin-bottom: .4rem;
    animation: welcome-in 1s cubic-bezier(.22,1,.36,1) both;
}
.welcome-sub {
    font-size: .85rem; color: var(--text-muted); letter-spacing: 2px;
    animation: welcome-in 1s cubic-bezier(.22,1,.36,1) .3s both;
}
@keyframes welcome-in {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════ PANELS (shared) ═══════════════ */
#panel-overlay {
    position: fixed; inset: 0; z-index: 500;
    background: rgba(0,0,0,.5); backdrop-filter: blur(4px);
    transition: opacity .4s, visibility .4s;
}
#panel-overlay.overlay-hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.panel {
    position: fixed; top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(.95);
    z-index: 600; width: min(90vw, 850px); max-height: 85vh;
    background: var(--glass-bg); backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border); border-radius: 20px;
    overflow: hidden; display: flex; flex-direction: column;
    box-shadow: 0 0 30px rgba(0,240,255,.1), 0 0 60px rgba(0,240,255,.05),
                inset 0 0 30px rgba(0,240,255,.02);
    opacity: 0; visibility: hidden;
    transition: opacity .4s ease, visibility .4s ease, transform .4s ease;
}
.panel.active { opacity: 1; visibility: visible; transform: translate(-50%,-50%) scale(1); }
.panel.overlay-hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.panel-close {
    position: absolute; top: 1rem; right: 1.2rem; z-index: 10;
    background: none; border: 1px solid rgba(255,45,149,.4);
    color: var(--neon-pink); font-size: 1.5rem;
    width: 36px; height: 36px; border-radius: 50%;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: all .3s;
}
.panel-close:hover {
    background: rgba(255,45,149,.15);
    box-shadow: 0 0 15px rgba(255,45,149,.3);
    transform: rotate(90deg);
}

.panel-header { padding: 1.5rem 2rem 1rem; text-align: center; flex-shrink: 0; }
.panel-icon {
    font-size: 2rem; color: var(--neon-blue); margin-bottom: .5rem;
    text-shadow: 0 0 15px rgba(0,240,255,.5);
}
.panel-header h2 {
    font-family: var(--font-heading); font-size: 1.4rem;
    color: var(--text-heading); letter-spacing: 5px;
    text-shadow: 0 0 10px rgba(0,240,255,.3);
}
.panel-line {
    width: 60px; height: 2px; margin: .8rem auto 0;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    border-radius: 2px; box-shadow: 0 0 8px rgba(0,240,255,.4);
}

.panel-body {
    padding: 0 2rem 2rem; overflow-y: auto; flex: 1;
    scrollbar-width: thin; scrollbar-color: var(--neon-blue) transparent;
}
.panel-body::-webkit-scrollbar { width: 5px; }
.panel-body::-webkit-scrollbar-track { background: transparent; }
.panel-body::-webkit-scrollbar-thumb { background: var(--neon-blue); border-radius: 4px; }

/* ═══════════════ ABOUT PANEL ═══════════════ */
.about-hero {
    display: flex; gap: 1.5rem; align-items: center;
    margin-bottom: 1.5rem; padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(0,240,255,.1);
}
.about-avatar {
    width: 100px; height: 100px; border-radius: 50%;
    border: 2px solid var(--neon-blue);
    box-shadow: 0 0 20px rgba(0,240,255,.3); object-fit: cover;
}
.about-intro h3 { font-family: var(--font-heading); font-size: 1.1rem; color: var(--text-heading); margin-bottom: .3rem; }
.about-tagline { font-size: .8rem; color: var(--text-muted); margin-bottom: .5rem; line-height: 1.5; }
.about-roles { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .6rem; }
.role-tag {
    background: rgba(0,240,255,.08); border: 1px solid rgba(0,240,255,.2);
    border-radius: 20px; padding: .2rem .7rem;
    font-size: .65rem; font-family: var(--font-heading);
    color: var(--neon-blue); letter-spacing: 1px;
}
.about-social { display: flex; gap: .6rem; }
.about-social a { font-size: 1.2rem; color: var(--text-muted); transition: all .3s; }
.about-social a:hover { color: var(--neon-blue); text-shadow: 0 0 10px rgba(0,240,255,.5); }

.about-cards {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 1rem; margin-bottom: 1.5rem;
}
.about-card {
    background: rgba(0,15,30,.5); border: 1px solid rgba(0,240,255,.1);
    border-radius: 12px; padding: 1rem; transition: all .3s;
}
.about-card:hover { border-color: var(--neon-blue); box-shadow: 0 0 15px rgba(0,240,255,.15); transform: translateY(-2px); }
.about-card h4 {
    font-family: var(--font-heading); font-size: .7rem; color: var(--neon-blue);
    margin-bottom: .5rem; letter-spacing: 1px;
    display: flex; align-items: center; gap: .4rem;
}
.about-card h4 i { font-size: 1rem; color: var(--neon-pink); }
.about-card p { font-size: .78rem; color: var(--text-muted); line-height: 1.6; }

/* ═══════════════ SKILLS PANEL ═══════════════ */
.skill-category { margin-bottom: 1.5rem; }
.skill-category h3 {
    font-family: var(--font-heading); font-size: .75rem; color: var(--neon-pink);
    letter-spacing: 2px; margin-bottom: .8rem;
    display: flex; align-items: center; gap: .5rem;
    text-shadow: 0 0 10px rgba(255,45,149,.3);
}
.skill-category h3 i { font-size: 1.1rem; }
.skill-bars { display: flex; flex-direction: column; gap: .5rem; }
.skill-item { display: flex; align-items: center; gap: .8rem; }
.skill-name { width: 110px; font-size: .75rem; color: var(--text-muted); text-align: right; flex-shrink: 0; }
.skill-bar {
    flex: 1; height: 8px; background: rgba(255,255,255,.06);
    border-radius: 4px; overflow: hidden; border: 1px solid rgba(0,240,255,.08);
}
.skill-fill {
    width: 0%; height: 100%;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    border-radius: 4px; transition: width 1.2s cubic-bezier(.22,1,.36,1);
    box-shadow: 0 0 8px rgba(0,240,255,.4);
}
.panel.active .skill-fill { width: var(--target-width); }
.skill-pct { width: 35px; font-family: var(--font-heading); font-size: .65rem; color: var(--neon-blue); text-align: left; flex-shrink: 0; }

/* ═══════════════ PROJECTS PANEL ═══════════════ */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 1rem; }
.project-card {
    background: rgba(0,15,30,.5); border: 1px solid rgba(0,240,255,.1);
    border-radius: 12px; overflow: hidden; cursor: pointer; transition: all .3s;
}
.project-card:hover { border-color: var(--neon-pink); box-shadow: 0 0 20px rgba(255,45,149,.2); transform: translateY(-3px); }
.project-thumb { aspect-ratio: 16/10; overflow: hidden; position: relative; }
.project-thumb::after {
    content: '▶'; position: absolute; top: 50%; left: 50%;
    transform: translate(-50%,-50%); font-size: 2rem;
    color: var(--neon-blue); opacity: 0; transition: opacity .3s;
    text-shadow: 0 0 15px rgba(0,240,255,.5);
}
.project-card:hover .project-thumb::after { opacity: 1; }
.project-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.project-card:hover .project-thumb img { transform: scale(1.05); filter: brightness(.7); }
.project-info { padding: .8rem; }
.project-info h4 { font-family: var(--font-heading); font-size: .65rem; color: var(--text-heading); margin-bottom: .3rem; letter-spacing: .5px; }
.project-info p { font-size: .72rem; color: var(--text-muted); line-height: 1.5; margin-bottom: .5rem; }
.project-links { display: flex; gap: .6rem; }
.project-links a { font-size: 1.1rem; color: var(--text-muted); transition: all .3s; }
.project-links a:hover { color: var(--neon-blue); text-shadow: 0 0 8px rgba(0,240,255,.5); }

/* ═══════════════ ACHIEVEMENTS PANEL ═══════════════ */
.achieve-section { margin-bottom: 1.5rem; }
.achieve-section h3 {
    font-family: var(--font-heading); font-size: .75rem; color: var(--neon-blue);
    letter-spacing: 2px; margin-bottom: .8rem;
    display: flex; align-items: center; gap: .5rem;
    text-shadow: 0 0 10px rgba(0,240,255,.3);
}
.achieve-section h3 i { font-size: 1.1rem; color: var(--neon-pink); }
.achieve-list {
    display: flex; flex-direction: column; gap: .6rem;
    padding-left: 1rem; border-left: 2px solid rgba(0,240,255,.15);
}
.achieve-item { display: flex; gap: .8rem; align-items: flex-start; }
.achieve-dot {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--neon-blue); box-shadow: 0 0 8px rgba(0,240,255,.5);
    margin-top: .25rem; flex-shrink: 0;
}
.achieve-item h4 { font-size: .85rem; color: var(--text-heading); margin-bottom: .15rem; }
.achieve-item p { font-size: .75rem; color: var(--text-muted); line-height: 1.5; }

/* ═══════════════ CONTACT PANEL ═══════════════ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 2rem; }
.contact-info-col h3, .contact-form-col h3 {
    font-family: var(--font-heading); font-size: .75rem; color: var(--neon-blue);
    letter-spacing: 2px; margin-bottom: 1rem;
    text-shadow: 0 0 10px rgba(0,240,255,.3);
}
.contact-item { display: flex; align-items: center; gap: .7rem; margin-bottom: .8rem; }
.contact-item i { font-size: 1.2rem; color: var(--neon-pink); width: 20px; text-align: center; }
.contact-item a { font-size: .82rem; color: var(--text-muted); transition: color .3s; }
.contact-item a:hover { color: var(--neon-blue); }

.form-group { margin-bottom: .8rem; }
.form-group input, .form-group textarea {
    width: 100%; padding: .7rem 1rem;
    background: rgba(0,15,30,.6); border: 1px solid rgba(0,240,255,.15);
    border-radius: 10px; color: var(--text-primary);
    font-family: var(--font-body); font-size: .82rem;
    outline: none; transition: all .3s;
}
.form-group input:focus, .form-group textarea:focus {
    border-color: var(--neon-blue);
    box-shadow: 0 0 15px rgba(0,240,255,.15);
    background: rgba(0,20,40,.7);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); font-size: .78rem; }
.form-group textarea { resize: vertical; min-height: 80px; }

/* ═══════════════ BUTTONS ═══════════════ */
.btn-neon {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .7rem 1.5rem; background: transparent;
    border: 1px solid var(--neon-blue); border-radius: 10px;
    color: var(--neon-blue); font-family: var(--font-heading);
    font-size: .75rem; letter-spacing: 2px; cursor: pointer;
    transition: all .3s; text-decoration: none;
}
.btn-neon:hover {
    background: rgba(0,240,255,.1);
    box-shadow: 0 0 20px rgba(0,240,255,.3);
    color: var(--neon-blue); transform: translateY(-2px);
}

/* ═══════════════ VIDEO MODAL ═══════════════ */
#video-modal {
    position: fixed; inset: 0; z-index: 9000;
    background: rgba(0,0,0,.85);
    display: flex; justify-content: center; align-items: center;
    transition: opacity .3s, visibility .3s;
}
#video-modal.overlay-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.video-modal-content {
    position: relative; width: min(90vw, 900px);
    background: var(--bg-dark); border: 1px solid var(--glass-border);
    border-radius: 16px; overflow: hidden;
    box-shadow: 0 0 40px rgba(0,240,255,.2);
}
.modal-close {
    position: absolute; top: .8rem; right: .8rem; z-index: 10;
    background: rgba(0,0,0,.6); border: 1px solid rgba(255,45,149,.4);
    color: var(--neon-pink); font-size: 1.5rem;
    width: 36px; height: 36px; border-radius: 50%;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: all .3s;
}
.modal-close:hover { background: rgba(255,45,149,.15); box-shadow: 0 0 15px rgba(255,45,149,.3); }
#modal-video { width: 100%; display: block; max-height: 80vh; background: #000; }

/* ═══════════════ UTILITY ═══════════════ */
.overlay-hidden { opacity: 0; visibility: hidden; pointer-events: none; }

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 900px) {
    .panel { width: 95vw; max-height: 90vh; }
    .contact-grid { grid-template-columns: 1fr; }
    .about-hero { flex-direction: column; text-align: center; }
    .about-roles { justify-content: center; }
    .about-social { justify-content: center; }
    .menu-card { padding: 1.5rem; }
}