/* =====================================
   AI DETECTIVE 2.0
   GALACTIC INVESTIGATION THEME
   ===================================== */

:root {
    --space: #080b14;
    --panel: #101828;
    --panel-light: #162239;
    --border: #2b3a53;

    --gold: #ffd54a;
    --gold-dark: #d6a91d;

    --cyan: #5debff;
    --red: #ff5263;

    --text: #eaf0ff;
    --muted: #96a7c3;
    --green: #60e6a8;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--space);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

button:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 3px;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.hidden {
    display: none !important;
}

.gold {
    color: var(--gold);
}

.muted {
    color: var(--muted);
}

.eyebrow {
    display: block;
    color: var(--cyan);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 3px;
    margin-bottom: 12px;
}

.small-label,
.classification {
    color: var(--gold);
    font-size: 10px;
    font-weight: bold;
    letter-spacing: 1.5px;
}

/* SPACE BACKGROUND */

.space-background {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;

    background:
        radial-gradient(
            circle at 15% 20%,
            rgba(58, 89, 153, 0.16),
            transparent 32%
        ),
        radial-gradient(
            circle at 85% 65%,
            rgba(0, 204, 255, 0.08),
            transparent 30%
        ),
        radial-gradient(
            circle at 50% 0%,
            rgba(255, 213, 74, 0.06),
            transparent 40%
        ),
        var(--space);
}

.space-background::before,
.space-background::after {
    content: "";
    position: absolute;
    inset: 0;

    background-image:
        radial-gradient(circle, #ffffff 1px, transparent 1.5px),
        radial-gradient(circle, #8ebfff 1px, transparent 1.5px);

    background-size: 95px 95px, 137px 137px;
    background-position: 10px 20px, 45px 65px;
    opacity: 0.15;
}

.space-background::after {
    background-size: 181px 181px;
    background-position: 80px 100px;
    opacity: 0.09;
}

/* NAVBAR */

.navbar {
    min-height: 76px;
    padding: 18px 7%;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;

    background: rgba(8, 11, 20, 0.94);
    border-bottom: 1px solid var(--border);
}

.brand {
    color: var(--text);
    text-decoration: none;
    font-size: 20px;
    font-weight: 900;
    letter-spacing: 2px;
}

.brand-icon {
    color: var(--gold);
    margin-right: 8px;
}

.system-status {
    color: var(--muted);
    font-size: 10px;
    letter-spacing: 1.5px;
}

.status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;

    background: var(--green);
    border-radius: 50%;
    margin-right: 7px;

    box-shadow: 0 0 10px var(--green);
}

/* MAIN LAYOUT */

.main-container {
    width: min(1120px, 92%);
    margin: 0 auto;
    padding: 45px 0 70px;
}

/* WELCOME SCREEN */

.hero {
    min-height: 580px;
    padding: 65px 25px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;

    border: 1px solid var(--border);
    border-radius: 20px;

    background:
        linear-gradient(
            145deg,
            rgba(19, 32, 55, 0.94),
            rgba(8, 11, 20, 0.97)
        );

    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.25);
}

.hero-symbol {
    display: grid;
    place-items: center;

    width: 90px;
    height: 90px;
    margin: 15px 0 25px;

    border: 1px solid var(--gold);
    border-radius: 50%;

    color: var(--gold);
    font-size: 48px;

    box-shadow:
        0 0 25px rgba(255, 213, 74, 0.1),
        inset 0 0 25px rgba(255, 213, 74, 0.06);
}

.hero h1 {
    font-size: clamp(36px, 7vw, 72px);
    line-height: 1.08;
    letter-spacing: 2px;
}

.hero-description {
    max-width: 620px;
    margin: 25px auto;
    color: var(--muted);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 45px;
    margin: 25px 0 35px;
}

.hero-stats div {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.hero-stats strong {
    color: var(--gold);
    font-size: 28px;
}

.hero-stats span {
    color: var(--muted);
    font-size: 10px;
    letter-spacing: 1px;
}

.hero-note {
    margin-top: 20px;
    color: var(--muted);
    font-size: 10px;
    letter-spacing: 2px;
}

/* BUTTONS */

.primary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding: 14px 23px;

    color: #17150b;
    background: var(--gold);

    border: 1px solid var(--gold);
    border-radius: 5px;

    font-size: 12px;
    font-weight: 900;
    letter-spacing: 1px;

    transition:
        background 0.2s ease,
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.primary-button:hover {
    background: #ffe680;
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(255, 213, 74, 0.16);
}

.secondary-button {
    padding: 11px 17px;
    margin-top: 25px;

    color: var(--cyan);
    background: transparent;

    border: 1px solid var(--border);
    border-radius: 5px;
}

.secondary-button:hover {
    border-color: var(--cyan);
}

/* SECTION HEADINGS */

.section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;

    margin-bottom: 20px;
}

.section-heading h1 {
    font-size: clamp(30px, 5vw, 44px);
}

.section-heading h2 {
    font-size: 24px;
}

.content-section {
    margin-top: 35px;
    padding: 27px;

    background: rgba(16, 24, 40, 0.94);

    border: 1px solid var(--border);
    border-radius: 12px;
}

/* CASE CARDS */

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 25px;
}

.case-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;

    min-height: 260px;
    padding: 24px;

    text-align: left;
    color: var(--text);

    background: linear-gradient(
        145deg,
        var(--panel-light),
        var(--panel)
    );

    border: 1px solid var(--border);
    border-radius: 10px;

    transition: 0.2s ease;
}

.case-card:hover {
    border-color: var(--gold);
    transform: translateY(-4px);
}

.case-number {
    color: var(--gold);
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 2px;
}

.case-card h2 {
    margin: 20px 0 10px;
    font-size: 19px;
}

.case-card p {
    color: var(--muted);
    font-size: 13px;
}

.difficulty {
    display: inline-block;
    margin-top: 17px;

    color: var(--cyan);
    font-size: 10px;
    font-weight: bold;
    letter-spacing: 1.5px;
}

.case-action {
    margin-top: auto;
    padding-top: 22px;

    color: var(--gold);
    font-size: 11px;
    font-weight: bold;
    letter-spacing: 1px;
}

/* DASHBOARD HEADING */

.dashboard-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.dashboard-heading h1 {
    font-size: clamp(25px, 4vw, 38px);
}

.timer-card {
    min-width: 135px;
    padding: 16px;
    text-align: center;

    background: rgba(255, 82, 99, 0.07);
    border: 1px solid rgba(255, 82, 99, 0.4);
    border-radius: 8px;
}

.timer-card span {
    display: block;
    color: var(--muted);
    font-size: 9px;
    letter-spacing: 1px;
}

.timer-card strong {
    display: block;
    margin-top: 5px;

    color: var(--red);
    font-size: 27px;
    font-variant-numeric: tabular-nums;
}

.timer-card.urgent {
    animation: pulse 1s infinite alternate;
}

/* STATS */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 15px;
    margin-top: 25px;
}

.stat-card {
    padding: 20px;

    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.stat-card > span {
    display: block;
    color: var(--muted);
    font-size: 10px;
    letter-spacing: 1px;
}

.stat-card > strong {
    display: block;
    margin-top: 7px;
    color: var(--gold);
    font-size: 27px;
}

.progress-track {
    height: 5px;
    margin-top: 12px;

    background: #26334a;
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar {
    width: 0;
    height: 100%;

    background: var(--gold);
    transition: width 0.3s ease;
}

/* SUSPECT PROFILES */

.suspect-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.suspect-card {
    padding: 18px 12px;

    color: var(--text);
    text-align: center;

    background: #0c1423;
    border: 1px solid var(--border);
    border-radius: 8px;

    transition: 0.2s ease;
}

.suspect-card:hover,
.suspect-card.active {
    border-color: var(--cyan);
    background: rgba(93, 235, 255, 0.06);
}

.suspect-avatar {
    display: grid;
    place-items: center;

    width: 50px;
    height: 50px;
    margin: 0 auto 12px;

    color: var(--cyan);
    background: #182b40;

    border: 1px solid #36506d;
    border-radius: 50%;

    font-size: 17px;
    font-weight: bold;
}

.suspect-card h3 {
    font-size: 14px;
}

.suspect-card p {
    margin-top: 6px;
    color: var(--muted);
    font-size: 11px;
}

.details-panel {
    margin-top: 18px;
    padding: 18px;

    color: var(--muted);
    background: #0b1321;

    border-left: 3px solid var(--cyan);
    border-radius: 5px;

    font-size: 14px;
}

.details-panel strong {
    color: var(--text);
}

.details-panel p + p {
    margin-top: 9px;
}

/* EVIDENCE CARDS */

.evidence-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.evidence-card {
    padding: 19px;

    color: var(--text);
    text-align: left;

    background: #0b1321;
    border: 1px solid var(--border);
    border-radius: 8px;

    transition: 0.2s ease;
}

.evidence-card:hover:not(:disabled) {
    border-color: var(--gold);
    background: #141e30;
}

.evidence-card.collected {
    border-color: var(--green);
}

.evidence-icon {
    display: block;
    margin-bottom: 15px;

    color: var(--gold);
    font-size: 23px;
}

.evidence-card h3 {
    margin-bottom: 8px;
    font-size: 14px;
}

.evidence-card p {
    color: var(--muted);
    font-size: 12px;
}

.evidence-status {
    display: block;
    margin-top: 15px;

    color: var(--cyan);
    font-size: 9px;
    font-weight: bold;
    letter-spacing: 1px;
}

/* INVESTIGATION BOARD */

.board {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: stretch;

    min-height: 110px;
    padding: 18px;

    background:
        linear-gradient(
            rgba(93, 235, 255, 0.025) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(93, 235, 255, 0.025) 1px,
            transparent 1px
        ),
        #0b1321;

    background-size: 22px 22px;

    border: 1px dashed #344863;
    border-radius: 8px;
}

.board-clue {
    flex: 1 1 180px;
    padding: 15px;

    background: #152238;
    border: 1px solid var(--cyan);
    border-radius: 6px;
}

.board-clue strong {
    display: block;
    color: var(--gold);
    font-size: 12px;
}

.board-clue p {
    margin-top: 8px;
    color: var(--muted);
    font-size: 12px;
}

.empty-state {
    align-self: center;
    color: var(--muted);
    font-size: 13px;
}

/* CHAT */

.ai-indicator {
    color: var(--green);
    font-size: 10px;
    font-weight: bold;
    letter-spacing: 1px;
}

.chat-box {
    display: flex;
    flex-direction: column;
    gap: 12px;

    height: 260px;
    overflow-y: auto;
    padding: 16px;

    background: #080f1c;
    border: 1px solid var(--border);
    border-radius: 8px;
}

.chat-box p {
    max-width: 90%;
    padding: 12px;

    color: var(--text);
    background: #17243a;
    border-radius: 7px;

    font-size: 13px;
    overflow-wrap: anywhere;
}

.chat-box strong {
    display: block;
    margin-bottom: 4px;

    color: var(--cyan);
    font-size: 10px;
    letter-spacing: 1px;
}

.chat-box .user-message {
    align-self: flex-end;
    background: #273044;
    border-right: 2px solid var(--gold);
}

.chat-box .assistant-message {
    align-self: flex-start;
    border-left: 2px solid var(--cyan);
}

.chat-form {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}

.chat-form input {
    flex: 1;
    min-width: 0;
    padding: 13px;

    color: var(--text);
    background: #080f1c;

    border: 1px solid var(--border);
    border-radius: 5px;
}

.chat-form input::placeholder {
    color: #7787a0;
}

.quick-questions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.quick-question {
    padding: 8px 12px;

    color: var(--cyan);
    background: transparent;

    border: 1px solid var(--border);
    border-radius: 20px;

    font-size: 11px;
}

.quick-question:hover {
    border-color: var(--cyan);
}

/* VERDICT */

.verdict-section {
    border-color: rgba(255, 213, 74, 0.45);
}

#verdict {
    display: block;
    width: 100%;
    margin: 20px 0 13px;
    padding: 14px;

    color: var(--text);
    background: #080f1c;

    border: 1px solid var(--border);
    border-radius: 5px;
}

#verdict option {
    background: var(--panel);
}

#submitVerdict {
    width: 100%;
}

.result-panel {
    margin-top: 25px;
    padding: 25px;

    background: rgba(255, 213, 74, 0.04);
    border: 1px solid var(--gold);
    border-radius: 8px;
}

.result-panel h2 {
    color: var(--gold);
    margin-bottom: 10px;
}

.result-panel p {
    color: var(--muted);
}

.result-score {
    display: flex;
    flex-direction: column;
    gap: 5px;

    margin: 22px 0;
    color: var(--muted);
    font-size: 11px;
    letter-spacing: 1px;
}

.result-score strong {
    color: var(--gold);
    font-size: 42px;
}

.result-score span {
    color: var(--cyan);
    font-size: 13px;
    font-weight: bold;
}

/* FOOTER */

footer {
    padding: 30px 15px;

    text-align: center;

    border-top: 1px solid var(--border);
    background: rgba(8, 11, 20, 0.9);
}

footer p:first-child {
    color: var(--gold);
    font-size: 14px;
    font-weight: 900;
    letter-spacing: 3px;
}

footer span {
    display: block;
    margin-top: 8px;

    color: var(--muted);
    font-size: 10px;
    letter-spacing: 2px;
}

footer .footer-note {
    margin-top: 15px;
    color: #66758e;
    font-size: 10px;
}

/* ANIMATIONS */

@keyframes pulse {
    from {
        box-shadow: 0 0 0 rgba(255, 82, 99, 0);
    }

    to {
        box-shadow: 0 0 18px rgba(255, 82, 99, 0.15);
    }
}

/* RESPONSIVE DESIGN */

@media (max-width: 850px) {
    .case-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .suspect-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .evidence-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 600px) {
    .navbar {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
        padding: 18px 5%;
    }

    .system-status {
        font-size: 9px;
    }

    .main-container {
        width: 94%;
        padding-top: 25px;
    }

    .hero {
        min-height: auto;
        padding: 45px 18px;
    }

    .hero-stats {
        gap: 22px;
    }

    .hero-stats strong {
        font-size: 23px;
    }

    .case-grid,
    .stats-grid,
    .evidence-grid {
        grid-template-columns: 1fr;
    }

    .content-section {
        padding: 18px;
    }

    .dashboard-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .timer-card {
        width: 100%;
    }

    .section-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .small-label {
        font-size: 9px;
    }

    .chat-form {
        flex-direction: column;
    }

    .chat-form button {
        width: 100%;
    }

    .chat-box {
        height: 230px;
    }

    .suspect-card {
        padding: 15px 8px;
    }

    .quick-question {
        font-size: 10px;
    }
}