/* Valentina Voice Chat — Cyberpunk Glassmorphism */
:root {
    --bg-primary: #05060f;
    --bg-secondary: #0a0b1a;
    --neon-cyan: #00f0ff;
    --neon-magenta: #ff00ff;
    --neon-purple: #bf5af2;
    --neon-pink: #ff2d78;
    --text-primary: #e8eaff;
    --text-secondary: #8b8fa3;
    --glass-bg: rgba(15, 17, 40, 0.45);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-blur: 20px;
    --text-muted: #4a4e69;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Rajdhani', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated background */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 240, 255, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(191, 90, 242, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(255, 0, 255, 0.04) 0%, transparent 50%);
    animation: bgShift 12s ease-in-out infinite alternate;
    z-index: -1;
}

@keyframes bgShift {
    0% { opacity: 0.7; transform: scale(1); }
    100% { opacity: 1; transform: scale(1.05); }
}

/* Navigation */
.navbar {
    display: flex;
    align-items: center;
    padding: 0.8rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--neon-cyan);
    text-shadow: 0 0 12px rgba(0, 240, 255, 0.5);
    margin-right: 2rem;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.nav-links a {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    transition: all 0.3s;
}

.nav-links a:hover {
    color: var(--neon-cyan);
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
}

.nav-links a.active {
    color: var(--neon-cyan);
    background: rgba(0, 240, 255, 0.08);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
    border: 1px solid rgba(0, 240, 255, 0.15);
}

/* Main layout */
.voice-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem 1rem calc(1.5rem + env(safe-area-inset-bottom, 0px));
    max-width: 700px;
    margin: 0 auto;
    gap: 1.2rem;
    min-height: calc(100dvh - 60px);
}

/* Mobile: tighten spacing so mic button stays above fold */
@media (max-height: 780px) {
    .voice-container { gap: 0.8rem; padding: 1rem 1rem 1.2rem; }
    .avatar-wrapper { width: 96px; height: 96px; }
    .equalizer-wrapper { height: 110px; }
    .chat-area { max-height: 220px; }
}

@media (max-height: 680px) {
    .voice-container { gap: 0.6rem; }
    .avatar-wrapper { width: 84px; height: 84px; }
    .equalizer-wrapper { height: 95px; }
    .chat-area { max-height: 160px; min-height: 60px; }
    .record-btn { width: 64px; height: 64px; }
}

/* Avatar */
.avatar-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--neon-cyan);
    box-shadow:
        0 0 20px rgba(0, 240, 255, 0.25),
        0 0 40px rgba(0, 240, 255, 0.1),
        inset 0 0 15px rgba(0, 240, 255, 0.1);
    flex-shrink: 0;
}

.avatar-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-wrapper::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: conic-gradient(from 0deg, var(--neon-cyan), var(--neon-magenta), var(--neon-purple), var(--neon-cyan)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: avatarSpin 6s linear infinite;
}

@keyframes avatarSpin {
    to { transform: rotate(360deg); }
}

/* Status */
.status-indicator {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--neon-cyan);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
    transition: all 0.4s;
}

.status-indicator.recording {
    color: var(--neon-pink);
    text-shadow: 0 0 12px rgba(255, 45, 120, 0.6);
}

.status-indicator.processing {
    color: var(--neon-purple);
    text-shadow: 0 0 12px rgba(191, 90, 242, 0.6);
    animation: statusPulse 1s ease-in-out infinite;
}

.status-indicator.playing {
    color: var(--neon-magenta);
    text-shadow: 0 0 12px rgba(255, 0, 255, 0.6);
}

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

/* Equalizer */
.equalizer-wrapper {
    width: 100%;
    max-width: 500px;
    height: 140px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
}

.equalizer-wrapper canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* Record button */
.record-btn {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 2px solid var(--neon-cyan);
    background: rgba(0, 240, 255, 0.06);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    position: relative;
    flex-shrink: 0;
}

.record-btn:hover {
    background: rgba(0, 240, 255, 0.12);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.3);
}

.record-btn svg {
    width: 28px;
    height: 28px;
    fill: var(--neon-cyan);
    transition: fill 0.3s;
}

.record-btn.active {
    border-color: var(--neon-pink);
    background: rgba(255, 45, 120, 0.1);
    animation: recordPulse 1.5s ease-in-out infinite;
}

.record-btn.active svg {
    fill: var(--neon-pink);
}

@keyframes recordPulse {
    0%, 100% { box-shadow: 0 0 10px rgba(255, 45, 120, 0.3); }
    50% { box-shadow: 0 0 30px rgba(255, 45, 120, 0.6), 0 0 60px rgba(255, 45, 120, 0.2); }
}

.record-btn::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 1px solid rgba(0, 240, 255, 0.15);
    transition: all 0.3s;
}

.record-btn.active::before {
    border-color: rgba(255, 45, 120, 0.25);
    animation: ringPulse 1.5s ease-in-out infinite;
}

@keyframes ringPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.3; }
}

/* Chat transcript */
.chat-area {
    width: 100%;
    max-width: 600px;
    min-height: 80px;
    max-height: 320px;
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding: 1rem;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 240, 255, 0.2) transparent;
}

.chat-area:empty::before {
    content: 'Les messages apparaîtront ici...';
    color: var(--text-muted, #4a4e69);
    font-size: 0.85rem;
    text-align: center;
    align-self: center;
    margin: auto;
    opacity: 0.7;
}

.chat-area::-webkit-scrollbar { width: 4px; }
.chat-area::-webkit-scrollbar-track { background: transparent; }
.chat-area::-webkit-scrollbar-thumb { background: rgba(0, 240, 255, 0.25); border-radius: 4px; }

.chat-msg {
    max-width: 80%;
    padding: 0.6rem 1rem;
    border-radius: 12px;
    font-size: 0.9rem;
    line-height: 1.5;
    word-wrap: break-word;
    animation: msgIn 0.3s ease-out;
}

@keyframes msgIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.chat-msg.user {
    align-self: flex-end;
    background: rgba(0, 240, 255, 0.08);
    border: 1px solid rgba(0, 240, 255, 0.15);
    color: var(--neon-cyan);
    border-bottom-right-radius: 4px;
}

.chat-msg.valentina {
    align-self: flex-start;
    background: rgba(191, 90, 242, 0.08);
    border: 1px solid rgba(191, 90, 242, 0.15);
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
}

.chat-msg .sender {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.6rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 0.2rem;
    opacity: 0.6;
}

/* Connection status */
.connection-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #444;
    margin-left: auto;
    transition: background 0.3s;
}

.connection-dot.connected {
    background: #0f0;
    box-shadow: 0 0 8px rgba(0, 255, 0, 0.5);
}

.connection-dot.disconnected {
    background: #f00;
    box-shadow: 0 0 8px rgba(255, 0, 0, 0.4);
}

/* ── Hamburger Menu Toggle ── */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--neon-cyan);
    border-radius: 1px;
    position: relative;
    transition: all 0.3s;
}

.nav-toggle span::before,
.nav-toggle span::after {
    content: '';
    position: absolute;
    left: 0;
    width: 22px;
}

.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-wrap: wrap;
        padding: 0.6rem 1rem;
    }

    .navbar .logo {
        font-size: 1rem;
        margin-right: auto;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0;
        padding-top: 0.5rem;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        display: flex;
        align-items: center;
        padding: 0.6rem 1rem;
        min-height: 44px;
    }

    .connection-dot {
        order: -1;
        margin-left: 0;
        margin-right: 0.5rem;
    }

    .voice-container {
        padding: 1rem 0.5rem;
    }

    .avatar-wrapper {
        width: 90px;
        height: 90px;
    }

    .equalizer-wrapper {
        height: 110px;
        max-width: 100%;
    }

    /* Mobile layout: avatar → status → eq → chat → mic (top to bottom) */
    .voice-container {
        height: calc(100dvh - 50px);
        max-height: calc(100dvh - 50px);
        padding: 0.5rem;
        padding-bottom: calc(0.5rem + env(safe-area-inset-bottom, 0px));
        gap: 0.5rem;
        overflow: hidden;
    }

    .avatar-wrapper { flex: 0 0 auto; width: 60px; height: 60px; }
    .status-indicator { flex: 0 0 auto; }
    .equalizer-wrapper { flex: 0 0 80px; height: 80px; }

    .chat-area {
        flex: 1 1 0;
        min-height: 0;
        max-height: none;
        max-width: 100%;
        overflow-y: auto;
    }

    .record-btn {
        flex: 0 0 auto;
        width: 90px;
        height: 90px;
        min-width: 90px;
        min-height: 90px;
        box-shadow:
            0 0 30px rgba(0, 240, 255, 0.3),
            0 0 60px rgba(0, 240, 255, 0.15);
    }

    .record-btn svg {
        width: 36px;
        height: 36px;
    }

    .chat-msg {
        max-width: 90%;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .voice-container {
        padding: 0.5rem 0.3rem;
        gap: 0.8rem;
    }

    .avatar-wrapper {
        width: 60px;
        height: 60px;
    }

    .status-indicator {
        font-size: 0.75rem;
    }

    .equalizer-wrapper {
        height: 80px;
    }

    .record-btn {
        width: 100px;
        height: 100px;
        min-width: 100px;
        min-height: 100px;
    }

    .record-btn svg {
        width: 40px;
        height: 40px;
    }
}

/* Touch-friendly */
@media (pointer: coarse) {
    .record-btn {
        min-width: 90px;
        min-height: 90px;
    }

    .nav-links a {
        min-height: 44px;
        min-width: 44px;
    }
}