/* ==========================================================================
   Design tokens
   ========================================================================== */

:root {
    color-scheme: dark;

    --bg: #0b0d10;
    --bg-alt: #0e1114;
    --bg-card: #12161b;
    --bg-bar: #0f1317;
    --bg-btn: #14181d;

    --accent: #ff8a3d;
    --accent-hover: #ffa15f;
    --accent-soft: rgba(255, 138, 61, 0.12);
    --on-accent: #1a0f05;

    --green: #62d69b;
    --green-soft: rgba(98, 214, 155, 0.12);

    --text: #e6e9ee;
    --text-muted: #9aa4b2;
    --text-dim: #8a95a5;
    --text-faint: #6b7686;
    --code-text: #c3cad5;

    --border: #232932;
    --border-input: #2a3039;
    --divider: #1b2027;

    --font-body: "IBM Plex Sans", sans-serif;
    --font-display: "Space Grotesk", sans-serif;
    --font-mono: "JetBrains Mono", monospace;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    --transition: 180ms ease;
}

/* ==========================================================================
   Base
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    margin: 0;
    background:
        radial-gradient(ellipse at 50% -30%, rgba(255, 138, 61, 0.07), transparent 55%),
        var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: #f2f4f7;
}

button,
input {
    font: inherit;
}

button {
    cursor: pointer;
}

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

h1,
h2,
h3,
p {
    margin: 0;
}

[hidden] {
    display: none !important;
}

/* ==========================================================================
   Header
   ========================================================================== */

.nav {
    position: sticky;
    top: 0;
    z-index: 20;

    width: 100%;
    min-height: 82px;
    padding: 14px max(32px, calc((100% - 1200px) / 2));

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    flex-wrap: wrap;

    background: rgba(11, 13, 16, 0.82);
    border-bottom: 1px solid rgba(255, 255, 255, 0.055);

    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
    color: var(--text);
}

.logo:hover {
    color: var(--text);
}

.logo svg {
    flex-shrink: 0;
    filter: drop-shadow(0 0 10px rgba(255, 138, 61, 0.18));
}

.logo-copy {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 22px;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.logo-tagline {
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 8px;
    letter-spacing: 0.14em;
    line-height: 1.4;
}

.logo-version {
    padding: 3px 7px;
    border: 1px solid rgba(255, 138, 61, 0.25);
    border-radius: 5px;
    color: var(--accent);
    background: var(--accent-soft);
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.06em;
}

.github-mount {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 24px;
    flex-wrap: wrap;
    font-size: 14px;
}

.nav-links a {
    white-space: nowrap;
}

.btn-nav {
    min-height: 40px;
    padding: 0 17px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 138, 61, 0.35);
    background: rgba(255, 138, 61, 0.09);
    color: var(--accent);
    font-size: 14px;
    font-weight: 600;
    transition:
        background var(--transition),
        border-color var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.btn-nav:hover {
    background: rgba(255, 138, 61, 0.16);
    border-color: var(--accent);
    box-shadow: 0 0 22px rgba(255, 138, 61, 0.1);
    transform: translateY(-1px);
}

/* ==========================================================================
   GitHub glass connection bar
   ========================================================================== */

.github-connection {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    padding: 7px 9px 7px 13px;

    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 11px;

    background:
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.075),
            rgba(255, 255, 255, 0.025)
        );

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.045),
        0 8px 28px rgba(0, 0, 0, 0.16);

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    transition:
        border-color var(--transition),
        background var(--transition),
        box-shadow var(--transition);
}

.github-connection.is-connected {
    border-color: rgba(98, 214, 155, 0.23);
    background:
        linear-gradient(
            135deg,
            rgba(98, 214, 155, 0.085),
            rgba(255, 255, 255, 0.025)
        );
}

.github-connection.is-disconnected {
    border-color: rgba(255, 138, 61, 0.2);
}

.github-connection.is-error {
    border-color: rgba(255, 100, 100, 0.3);
    background: rgba(255, 100, 100, 0.035);
}

.github-connection.is-checking {
    border-color: rgba(255, 255, 255, 0.16);
}

.github-status {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    min-width: 0;

    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 11px;
    white-space: nowrap;
}

.github-status::before {
    content: "";
    width: 7px;
    height: 7px;
    flex: 0 0 7px;
    border-radius: 50%;
    background: var(--text-faint);
    box-shadow: 0 0 9px rgba(138, 149, 165, 0.25);
}

.github-connection.is-connected .github-status {
    color: #b8f0d2;
}

.github-connection.is-connected .github-status::before {
    background: var(--green);
    box-shadow: 0 0 10px rgba(98, 214, 155, 0.65);
}

.github-connection.is-disconnected .github-status::before {
    background: var(--accent);
    box-shadow: 0 0 9px rgba(255, 138, 61, 0.45);
}

.github-connection.is-error .github-status {
    color: #ffaaaa;
}

.github-connection.is-error .github-status::before {
    background: #ff7777;
    box-shadow: 0 0 9px rgba(255, 100, 100, 0.45);
}

.github-connection.is-checking .github-status::before {
    background: var(--accent);
    animation: github-pulse 1.1s ease-in-out infinite;
}

@keyframes github-pulse {
    50% {
        opacity: 0.35;
        box-shadow: 0 0 3px rgba(255, 138, 61, 0.2);
    }
}

.github-connect,
.github-disconnect {
    min-height: 31px;
    padding: 0 11px;
    border-radius: 7px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    transition:
        background var(--transition),
        border-color var(--transition),
        color var(--transition),
        transform var(--transition);
}

.github-connect {
    border: 1px solid rgba(255, 138, 61, 0.38);
    background: rgba(255, 138, 61, 0.12);
    color: var(--accent);
}

.github-connect:hover {
    border-color: var(--accent);
    background: rgba(255, 138, 61, 0.2);
    transform: translateY(-1px);
}

.github-disconnect {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.045);
    color: var(--text-dim);
}

.github-disconnect:hover {
    border-color: rgba(255, 120, 120, 0.4);
    background: rgba(255, 100, 100, 0.1);
    color: #ffaaaa;
}

.github-connect:disabled,
.github-disconnect:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

/* ==========================================================================
   Shared components
   ========================================================================== */

.eyebrow {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

h2 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 40px;
    letter-spacing: -0.035em;
    line-height: 1.12;
}

.btn {
    min-height: 48px;
    padding: 0 23px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    transition:
        transform var(--transition),
        box-shadow var(--transition),
        border-color var(--transition),
        background var(--transition),
        opacity var(--transition);
}

.btn:active:not(:disabled) {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-primary {
    border: 1px solid transparent;
    background: linear-gradient(135deg, #ff9b55, #ff8132);
    color: var(--on-accent);
    box-shadow: 0 5px 20px rgba(255, 138, 61, 0.13);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #ffad70, #ff9148);
    box-shadow: 0 8px 28px rgba(255, 138, 61, 0.23);
    transform: translateY(-2px);
}

.btn-outline {
    border: 1px solid var(--border-input);
    background: rgba(255, 255, 255, 0.025);
    color: var(--text);
}

.btn-outline:hover:not(:disabled) {
    border-color: rgba(255, 138, 61, 0.55);
    background: rgba(255, 138, 61, 0.07);
    transform: translateY(-2px);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 72px 32px 84px;

    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr));
    gap: 56px;
    align-items: center;
}

.hero-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
}

.hero h1 {
    max-width: 650px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(42px, 5vw, 62px);
    line-height: 1.04;
    letter-spacing: -0.05em;
}

.hero-desc {
    max-width: 520px;
    color: var(--text-muted);
    font-size: 17px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.stack-line {
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 11px;
    line-height: 1.7;
}

/* ==========================================================================
   App window
   ========================================================================== */

.window {
    min-width: 0;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 15px;
    background: linear-gradient(145deg, #151a20, #101419);
    box-shadow:
        0 24px 70px rgba(0, 0, 0, 0.42),
        0 0 45px rgba(255, 138, 61, 0.035);
}

.window-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    background: rgba(8, 11, 14, 0.55);
}

.window-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.window-dot-red {
    background: #ff625c;
}

.window-dot-yellow {
    background: #ffbd44;
}

.window-dot-green {
    background: #00ca68;
}

.window-title {
    margin-left: 10px;
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 11px;
}

.window-body {
    padding: 21px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.field label,
.list-label {
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.optional-label {
    margin-left: 5px;
    color: var(--text-faint);
    font-size: 9px;
    letter-spacing: 0;
    text-transform: none;
}

.field input {
    width: 100%;
    height: 44px;
    padding: 0 13px;
    border: 1px solid var(--border-input);
    border-radius: 8px;
    outline: none;
    background: rgba(7, 10, 13, 0.75);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 12px;
    transition:
        border-color var(--transition),
        box-shadow var(--transition);
}

.field input::placeholder {
    color: var(--text-faint);
}

.field input:focus {
    border-color: rgba(255, 138, 61, 0.8);
    box-shadow: 0 0 0 3px rgba(255, 138, 61, 0.09);
}

/* Repository input and folder picker */

.repo-input {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    height: 44px;
    overflow: hidden;
    border: 1px solid var(--border-input);
    border-radius: 8px;
    background: rgba(7, 10, 13, 0.75);
    transition:
        border-color var(--transition),
        box-shadow var(--transition);
}

.repo-input:focus-within {
    border-color: rgba(255, 138, 61, 0.8);
    box-shadow: 0 0 0 3px rgba(255, 138, 61, 0.09);
}

.repo-input #repo {
    flex: 1;
    min-width: 0;
    width: 100%;
    height: 100%;
    padding: 0 52px 0 13px;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 12px;
    box-shadow: none;
}

#uploadFolder {
    position: absolute;
    top: 50%;
    right: 5px;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(-50%);
    border: 1px solid rgba(255, 138, 61, 0.22);
    border-radius: 6px;
    background: rgba(255, 138, 61, 0.09);
    color: var(--accent);
    transition:
        background var(--transition),
        border-color var(--transition),
        color var(--transition);
}

#uploadFolder:hover {
    border-color: var(--accent);
    background: rgba(255, 138, 61, 0.18);
    color: var(--accent-hover);
}

/* Generate and export buttons */

.btn-export {
    min-height: 46px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    background: linear-gradient(135deg, #ff9b55, #ff8132);
    color: var(--on-accent);
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 5px 18px rgba(255, 138, 61, 0.11);
    transition:
        transform var(--transition),
        box-shadow var(--transition),
        background var(--transition),
        opacity var(--transition);
}

.btn-export:hover:not(:disabled) {
    background: linear-gradient(135deg, #ffad70, #ff9148);
    box-shadow: 0 7px 25px rgba(255, 138, 61, 0.2);
    transform: translateY(-1px);
}

.btn-export:active:not(:disabled) {
    transform: translateY(0);
}

.btn-export:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-export-secondary {
    border-color: var(--border-input);
    background: rgba(255, 255, 255, 0.035);
    color: var(--text);
    box-shadow: none;
}

.btn-export-secondary:hover:not(:disabled) {
    border-color: rgba(255, 138, 61, 0.5);
    background: rgba(255, 138, 61, 0.08);
    color: var(--accent-hover);
    box-shadow: none;
}

/* Status message */

.status {
    padding: 11px 13px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.025);
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1.6;
    overflow-wrap: anywhere;
}

.status-error {
    border-color: rgba(255, 100, 100, 0.35);
    background: rgba(255, 100, 100, 0.06);
    color: #ffaaaa;
}

/* Results */

.list-label {
    padding-top: 5px;
}

.results {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.result {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 55px;
    gap: 12px;
    align-items: center;
    padding: 12px 13px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(7, 10, 13, 0.65);
    transition:
        border-color var(--transition),
        background var(--transition);
}

.result:hover {
    border-color: rgba(255, 138, 61, 0.22);
    background: rgba(255, 138, 61, 0.025);
}

.path {
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 11px;
    overflow-wrap: anywhere;
}

.reason {
    margin-top: 4px;
    color: var(--text-dim);
    font-size: 11px;
    line-height: 1.45;
}

.score {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 12px;
    text-align: right;
}

.file-content {
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(7, 10, 13, 0.65);
}

.file-content summary {
    padding: 10px 13px;
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 11px;
    cursor: pointer;
}

.file-content summary:hover {
    color: var(--accent);
}

.file-content pre {
    max-height: 320px;
    margin: 0;
    padding: 13px;
    overflow: auto;
    border-top: 1px solid var(--border);
    color: var(--code-text);
    font-family: var(--font-mono);
    font-size: 11px;
    line-height: 1.65;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

/* ==========================================================================
   Bands and sections
   ========================================================================== */

.band {
    border-top: 1px solid var(--divider);
}

.band-alt {
    background: var(--bg-alt);
}

.band-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 32px;
}

.stack-40 {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.heading {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.grid {
    display: grid;
    gap: 20px;
}

.grid-280 {
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
}

.grid-210 {
    grid-template-columns: repeat(auto-fit, minmax(min(210px, 100%), 1fr));
}

.gap-16 {
    gap: 16px;
}

/* How it works cards */

.card {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: linear-gradient(145deg, #14191f, #101419);
    transition:
        border-color var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 138, 61, 0.24);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.16);
}

.card-num {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 13px;
}

.card h3 {
    font-family: var(--font-display);
    font-size: 21px;
    font-weight: 600;
}

.card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.7;
}

/* Signals */

.signal {
    padding: 22px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.012);
    transition:
        border-color var(--transition),
        background var(--transition);
}

.signal:hover {
    border-color: rgba(255, 138, 61, 0.24);
    background: rgba(255, 138, 61, 0.025);
}

.signal-title {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 500;
}

.signal-text {
    color: var(--text-dim);
    font-size: 13px;
    line-height: 1.6;
}

/* Output */

.output-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr));
    gap: 48px;
    align-items: center;
}

.output-text {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.output-text p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.7;
}

.code-box {
    padding: 22px;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #090c0f;
}

.code-box pre {
    margin: 0;
    color: var(--code-text);
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.75;
}

/* CTA */

.cta-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 72px 32px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
    text-align: center;
}

.btn-cta {
    padding: 0 28px;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 32px 40px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    border-top: 1px solid var(--divider);
    color: var(--text-faint);
    font-family: var(--font-mono);
    font-size: 11px;
}

/* ==========================================================================
   Responsive layout
   ========================================================================== */

@media (max-width: 1050px) {
    .nav {
        justify-content: space-between;
    }

    .logo {
        margin-right: auto;
    }

    .github-mount {
        order: 3;
        width: 100%;
    }

    .nav-links {
        margin-left: auto;
    }
}

@media (max-width: 760px) {
    .nav {
        position: relative;
        padding: 17px 22px;
        gap: 15px;
    }

    .nav-links {
        width: 100%;
        justify-content: center;
        gap: 17px;
        font-size: 13px;
    }

    .github-mount {
        order: 3;
        width: 100%;
    }

    .github-connection {
        width: min(100%, 420px);
        justify-content: space-between;
    }

    .hero {
        padding: 52px 22px 64px;
        gap: 38px;
    }

    .hero h1 {
        font-size: 44px;
    }

    h2 {
        font-size: 32px;
    }

    .band-inner {
        padding: 60px 22px;
    }

    .output-grid {
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: 15px 18px;
    }

    .logo {
        gap: 8px;
    }

    .logo-text {
        font-size: 20px;
    }

    .logo-tagline {
        font-size: 7px;
    }

    .logo-version {
        padding: 3px 5px;
        font-size: 8px;
    }

    .nav-links {
        gap: 13px;
    }

    .nav-links a {
        font-size: 12px;
    }

    .nav-links .btn-nav {
        min-height: 36px;
        padding: 0 11px;
        font-size: 12px;
    }

    .github-connection {
        gap: 7px;
        padding: 7px 8px;
    }

    .github-status {
        gap: 6px;
        font-size: 10px;
    }

    .github-connect,
    .github-disconnect {
        padding: 0 8px;
        font-size: 10px;
    }

    .hero {
        padding: 42px 18px 55px;
    }

    .hero h1 {
        font-size: 39px;
    }

    .hero-desc {
        font-size: 15px;
    }

    .hero-actions {
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .window-body {
        padding: 15px;
    }

    .result {
        grid-template-columns: minmax(0, 1fr) 43px;
        padding: 10px;
    }

    .band-inner {
        padding: 52px 18px;
    }

    h2 {
        font-size: 29px;
    }

    .footer {
        padding: 22px 18px 30px;
    }
}

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