/**
 * Unity AI Lab
 * Creators: Hackall360, Sponge, GFourteen
 * https://www.unityailab.com
 * unityailabcontact@gmail.com
 * Version: v2.1.5
 */

:root,
:root[data-theme='dark'] {
    color-scheme: dark;
    --border-color: rgba(255, 255, 255, 0.18);
    --text-color: #f5f5f5;
    --muted-text: rgba(245, 245, 245, 0.82);
}

body[data-theme='light'] {
    color-scheme: light;
    --border-color: rgba(16, 16, 24, 0.16);
    --text-color: #14141a;
    --muted-text: rgba(20, 20, 26, 0.72);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    position: relative;
    background: radial-gradient(circle at 0% -20%, rgba(144, 93, 255, 0.32), transparent 65%),
        radial-gradient(circle at 100% 120%, rgba(67, 217, 189, 0.26), transparent 60%),
        linear-gradient(160deg, #0b1120, #050b1a 65%, #030712);
    padding: clamp(24px, 6vh, 48px) clamp(16px, 5vw, 56px);
    gap: clamp(24px, 6vh, 56px);
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.08), transparent 50%),
        radial-gradient(circle at 80% 0%, rgba(93, 180, 255, 0.06), transparent 55%);
    z-index: 0;
    opacity: 0.9;
}

body > * {
    position: relative;
    z-index: 1;
}

body[data-app-state='experience'] {
    align-items: center;
    justify-content: center;
}

body[data-app-state='experience'] #landing {
    display: none;
}

body[data-app-state='landing'] #app-root {
    display: none;
}

body[data-app-state='experience'] #app-root[hidden] {
    display: flex;
}

.landing {
    width: min(1080px, 100%);
    background: rgba(7, 13, 27, 0.75);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: clamp(24px, 4vw, 42px);
    padding: clamp(32px, 6vw, 64px);
    display: flex;
    flex-direction: column;
    gap: clamp(32px, 6vh, 56px);
    backdrop-filter: blur(18px) saturate(120%);
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.65);
}

.landing-hero {
    display: flex;
    flex-direction: column;
    gap: clamp(16px, 4vh, 28px);
}

.landing-badge {
    align-self: flex-start;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(93, 180, 255, 0.18);
    color: rgba(226, 241, 255, 0.95);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid rgba(148, 200, 255, 0.35);
}

.landing h1 {
    margin: 0;
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 700;
    line-height: 1.1;
    color: #f8fafc;
}

.landing-lede {
    margin: 0;
    color: rgba(226, 232, 240, 0.88);
    font-size: clamp(1rem, 2.1vw, 1.2rem);
    line-height: 1.7;
}

.landing-link {
    align-self: flex-start;
    padding: 12px 18px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.38);
    color: rgba(226, 232, 240, 0.92);
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.22), rgba(16, 185, 129, 0.18));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.landing-link:hover,
.landing-link:focus-visible {
    transform: translateY(-2px);
    border-color: rgba(125, 211, 252, 0.6);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.28);
    outline: none;
}

.landing-body {
    display: flex;
    flex-direction: column;
    gap: clamp(24px, 4vh, 40px);
}

.dependency-summary {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 20px;
    background: rgba(10, 17, 35, 0.68);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.dependency-summary h2 {
    margin: 0 0 6px;
    font-size: clamp(1.2rem, 2vw, 1.45rem);
    color: #f1f5f9;
}

.dependency-summary p {
    margin: 0;
    color: rgba(226, 232, 240, 0.75);
    line-height: 1.6;
}

.dependency-light {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.4), 0 12px 30px rgba(15, 118, 110, 0.25);
    position: relative;
    flex-shrink: 0;
    transition: background 0.4s ease, box-shadow 0.4s ease, opacity 0.4s ease;
}

.dependency-light::after {
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    opacity: 0.25;
}

.dependency-light[data-state='pending'] {
    background: linear-gradient(135deg, #facc15, #d97706);
    box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.4), 0 12px 30px rgba(217, 119, 6, 0.26);
}

.dependency-light[data-state='fail'] {
    background: linear-gradient(135deg, #ef4444, #991b1b);
    box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.4), 0 12px 30px rgba(239, 68, 68, 0.36);
}

.dependency-light[data-state='pass'] {
    background: linear-gradient(135deg, #34d399, #059669);
    box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.4), 0 12px 30px rgba(52, 211, 153, 0.38);
}

.dependency-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: clamp(18px, 4vh, 28px);
}

.dependency-item {
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 18px;
    padding: clamp(18px, 3vw, 28px);
    background: rgba(9, 15, 30, 0.68);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.dependency-item[data-state='fail'] {
    border-color: rgba(248, 113, 113, 0.5);
    background: rgba(47, 19, 24, 0.85);
}

.dependency-item[data-state='pass'] {
    border-color: rgba(52, 211, 153, 0.45);
    background: rgba(14, 31, 26, 0.8);
}

.dependency-header {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

@media (min-width: 720px) {
    .dependency-header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.dependency-name {
    font-weight: 600;
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    color: #e2e8f0;
}

.dependency-status {
    font-size: 0.95rem;
    color: rgba(203, 213, 225, 0.78);
}

.dependency-instructions {
    margin: 0;
    color: rgba(203, 213, 225, 0.78);
    line-height: 1.65;
    font-size: 0.98rem;
}

.landing-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.landing-actions button {
    min-width: 230px;
}

button {
    font-family: inherit;
    font-size: 1rem;
    border-radius: 14px;
    padding: 14px 22px;
    border: none;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.25s ease;
}

button.primary {
    background: linear-gradient(135deg, #60a5fa, #38bdf8);
    color: #0b1120;
    font-weight: 600;
    box-shadow: 0 14px 35px rgba(56, 189, 248, 0.35);
}

button.primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

button.primary:not(:disabled):hover,
button.primary:not(:disabled):focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 20px 44px rgba(59, 130, 246, 0.45);
    outline: none;
}

button.ghost {
    background: rgba(15, 23, 42, 0.35);
    color: rgba(226, 232, 240, 0.9);
    border: 1px solid rgba(148, 163, 184, 0.35);
    font-weight: 500;
}

button.ghost:hover,
button.ghost:focus-visible {
    transform: translateY(-1px);
    border-color: rgba(148, 163, 184, 0.6);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.35);
    outline: none;
}

code {
    font-family: "JetBrains Mono", "Fira Code", "SFMono-Regular", ui-monospace, SFMono-Regular, "Menlo", monospace;
    font-size: 0.92em;
    background: rgba(15, 23, 42, 0.42);
    padding: 2px 6px;
    border-radius: 6px;
    color: rgba(148, 197, 255, 0.95);
}

.app-shell {
    position: relative;
    z-index: 1;
    width: min(1200px, 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    gap: clamp(24px, 6vh, 64px);
    padding: clamp(16px, 4vh, 32px) clamp(16px, 6vw, 80px) clamp(24px, 6vh, 80px);
}

#hero-stage {
    width: min(960px, 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    margin: clamp(16px, 5vh, 48px) auto clamp(8px, 3vh, 24px);
    pointer-events: none;
    opacity: 1;
    transition: opacity 0.5s ease;
    aspect-ratio: 16 / 10;
    border-radius: clamp(24px, 8vw, 48px);
    position: relative;
    overflow: hidden;
    background: rgba(17, 18, 26, 0.65);
}

#hero-stage img {
    max-width: min(720px, 90vw);
    width: 100%;
    height: auto;
    object-fit: contain;
    transition: transform 0.8s ease, opacity 0.5s ease;
    opacity: 0;
    position: relative;
    z-index: 2;
}

#hero-stage.has-image img {
    opacity: 1;
}

#hero-stage::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at 30% 30%, rgba(124, 92, 255, 0.25), transparent 60%),
        radial-gradient(circle at 70% 70%, rgba(67, 217, 189, 0.2), transparent 65%),
        rgba(12, 13, 20, 0.8);
    transition: opacity 0.4s ease;
    opacity: 0;
    z-index: 1;
}

#hero-stage[data-state="empty"]::before,
#hero-stage[data-state="idle"]::before,
#hero-stage[data-state="loading"]::before {
    opacity: 1;
}

#hero-stage[data-state="error"]::before {
    opacity: 1;
    background: linear-gradient(135deg, rgba(255, 99, 132, 0.3), rgba(12, 13, 20, 0.9));
}

body.js-enabled #hero-stage {
    opacity: 0;
}

body.js-enabled #hero-stage.is-visible {
    opacity: 1;
}

body.no-js #hero-stage {
    opacity: 1;
}

body.no-js #hero-stage::before {
    opacity: 1;
}

.status-banner {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    align-self: stretch;
}

.no-js-banner {
    margin: clamp(12px, 4vh, 32px) auto 0;
    padding: 12px 20px;
    width: min(960px, calc(100% - 32px));
    border-radius: 16px;
    border: 1px solid var(--border-color);
    background: rgba(12, 13, 20, 0.72);
    color: var(--muted-text);
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.5;
    text-align: center;
}

body[data-theme='light'] .no-js-banner {
    background: rgba(255, 255, 255, 0.82);
    color: var(--text-color);
}

body.no-js .mute-indicator {
    cursor: not-allowed;
    opacity: 0.78;
    pointer-events: none;
}

.layout {
    width: 100%;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(24px, 8vh, 72px);
    position: relative;
    z-index: 2;
    padding-bottom: clamp(8px, 3vh, 24px);
}

.voice-stage {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: clamp(24px, 14vw, 140px);
    width: min(960px, 100%);
}

.voice-circle {
    position: relative;
    width: clamp(140px, 35vw, 220px);
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    border: 1.5px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    isolation: isolate;
    overflow: hidden;
    transition: border-color 0.4s ease, box-shadow 0.4s ease, transform 0.4s ease;
}

:root[data-theme='light'] .voice-circle {
    border-color: rgba(0, 0, 0, 0.12);
}

.pulse-ring {
    position: absolute;
    inset: 12%;
    border-radius: 50%;
    border: 2px solid transparent;
    opacity: 0;
    z-index: 1;
}

.voice-circle.ai .pulse-ring {
    border-color: rgba(124, 92, 255, 0.6);
}

.voice-circle.user .pulse-ring {
    border-color: rgba(67, 217, 189, 0.6);
}

.voice-circle.is-speaking {
    box-shadow: 0 0 42px -18px rgba(255, 255, 255, 0.6);
    transform: translateY(-6px) scale(1.03);
}

.voice-circle.is-speaking .pulse-ring {
    animation: pulse 1.4s ease-in-out infinite;
    opacity: 1;
}

.voice-circle.is-listening {
    border-color: rgba(67, 217, 189, 0.8);
    box-shadow: 0 0 42px -12px rgba(67, 217, 189, 0.6);
}

.voice-circle.is-error {
    border-color: rgba(255, 99, 132, 0.8);
    box-shadow: 0 0 38px -10px rgba(255, 99, 132, 0.5);
}

/* Blocked state - mic blocked while Unity speaks (speaker mode) */
.voice-circle.is-blocked {
    border-color: rgba(255, 60, 60, 0.9);
    box-shadow: 0 0 42px -10px rgba(255, 60, 60, 0.7);
    background: radial-gradient(circle at center, rgba(255, 60, 60, 0.15), transparent 70%);
}

.voice-circle.is-blocked .mute-icon {
    color: rgba(255, 60, 60, 0.9);
    animation: blocked-pulse 1s ease-in-out infinite;
}

@keyframes blocked-pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.mute-indicator {
    position: relative;
    margin: 0 auto;
    align-self: center;
    padding: 14px 24px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    color: var(--muted-text);
    font-size: clamp(0.9rem, 2.2vw, 1rem);
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: transform 0.25s ease, opacity 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: min(460px, calc(100% - 32px));
    backdrop-filter: blur(10px);
}

:root[data-theme='light'] .mute-indicator {
    border-color: rgba(0, 0, 0, 0.16);
    color: var(--text-color);
}

.mute-indicator:focus-visible {
    outline: 3px solid rgba(124, 92, 255, 0.8);
    outline-offset: 4px;
}

.mute-indicator:hover,
.mute-indicator:active {
    transform: translateY(-2px) scale(1.01);
}

.mute-indicator[data-state="listening"] {
    border-color: rgba(67, 217, 189, 0.5);
    color: var(--text-color);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.12);
    }
    100% {
        transform: scale(1);
    }
}

@media (max-width: 720px) {
    .app-shell {
        padding: clamp(16px, 6vh, 32px) clamp(16px, 6vw, 32px) clamp(24px, 8vh, 48px);
    }

    #hero-stage {
        aspect-ratio: 4 / 5;
        border-radius: clamp(16px, 8vw, 24px);
    }

    .voice-stage {
        flex-direction: column;
        gap: clamp(24px, 12vh, 64px);
    }
}

@media (max-width: 520px) {
    #hero-stage {
        aspect-ratio: 3 / 4;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Voice circles are now clickable mute buttons */
button.voice-circle {
    cursor: pointer;
    background: transparent;
    padding: 0;
    font-family: inherit;
}

button.voice-circle:focus {
    outline: 3px solid rgba(124, 92, 255, 0.8);
    outline-offset: 4px;
}

.mute-icon {
    font-size: clamp(2rem, 8vw, 3.5rem);
    z-index: 5;
    transition: opacity 0.3s ease, transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

/* Show muted state on voice circles */
.voice-circle[data-muted="true"] .mute-icon {
    opacity: 0.9;
}

.voice-circle[data-muted="false"] .mute-icon {
    opacity: 0.7;
}

/* When speaking/listening, dim the icon slightly */
.voice-circle.is-speaking .mute-icon,
.voice-circle.is-listening .mute-icon {
    opacity: 0.5;
}

/* Hover effect */
button.voice-circle:hover .mute-icon {
    transform: scale(1.1);
    opacity: 1;
}