:root {
    --bg: #080a0d;
    --card: #11151a;
    --card-light: #171c22;

    --text: #f5f7fa;
    --muted: #969da8;

    --border: #252b33;

    --accent: #0ea5a4;
    --accent-light: #35e0dc;

    --error: #ff6b6b;
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;

    font-family: "Inter", sans-serif;

    background:
        radial-gradient(
            circle at top,
            rgba(14, 165, 164, 0.09),
            transparent 32%
        ),
        var(--bg);

    color: var(--text);
}

.container {
    width: min(1000px, 92%);
    margin: 0 auto;

    padding: 90px 0 100px;
}


/* HERO */

.hero {
    text-align: center;

    margin-bottom: 50px;
}

.badge {
    display: inline-block;

    margin-bottom: 22px;

    padding: 8px 14px;

    border: 1px solid rgba(53, 224, 220, 0.25);
    border-radius: 999px;

    background: rgba(14, 165, 164, 0.08);

    color: var(--accent-light);

    font-size: 12px;
    font-weight: 700;

    letter-spacing: 1.4px;
}

.hero h1 {
    margin-bottom: 22px;

    font-size: clamp(42px, 7vw, 72px);

    line-height: 1.05;

    letter-spacing: -3px;
}

.hero h1 span {
    color: var(--accent-light);
}

.subtitle {
    max-width: 650px;

    margin: auto;

    color: var(--muted);

    font-size: 18px;
    line-height: 1.7;
}


/* INPUT */

.analyzer-card {
    padding: 30px;

    background: var(--card);

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

    border-radius: 18px;
}

.analyzer-card label {
    display: block;

    margin-bottom: 12px;

    font-size: 14px;
    font-weight: 600;
}

.url-form {
    display: flex;

    gap: 12px;
}

.url-form input {
    flex: 1;

    padding: 17px 18px;

    background: var(--bg);

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

    color: var(--text);

    font-family: inherit;
    font-size: 15px;

    outline: none;

    transition: 0.2s;
}

.url-form input:focus {
    border-color: var(--accent);
}

.url-form input::placeholder {
    color: #616873;
}

.url-form button,
.secondary-btn {
    border: none;

    font-family: inherit;

    cursor: pointer;

    transition: 0.2s;
}

.url-form button {
    padding: 0 28px;

    border-radius: 10px;

    background: var(--accent);

    color: white;

    font-size: 14px;
    font-weight: 700;
}

.url-form button:hover {
    background: var(--accent-light);

    color: #041010;

    transform: translateY(-1px);
}

.url-form button:disabled {
    opacity: 0.5;

    cursor: not-allowed;

    transform: none;
}

.hint {
    margin-top: 12px;

    color: var(--muted);

    font-size: 13px;
}


/* LOADING */

.loading {
 padding: 35px 20px 50px;
    text-align: center;
}

.spinner {
    width: 42px;
    height: 42px;

    margin: 0 auto 20px;

    border: 3px solid var(--border);
    border-top-color: var(--accent-light);

    border-radius: 50%;

    animation: spin 0.8s linear infinite;
}

.loading h3 {
    margin-bottom: 10px;

    font-size: 18px;
}

.loading p {
    color: var(--muted);

    font-size: 14px;
}

@keyframes spin {

    to {
        transform: rotate(360deg);
    }

}


/* ERROR */

.error {
    margin-top: 25px;

    padding: 18px 20px;

    background: rgba(255, 107, 107, 0.08);

    border: 1px solid rgba(255, 107, 107, 0.25);
    border-radius: 10px;

    color: var(--error);

    font-size: 14px;

    white-space: pre-wrap;
}


/* RESULTS */

.results {
    margin-top: 60px;
}

.page-info {
    display: flex;

    justify-content: space-between;
    align-items: flex-start;

    gap: 30px;

    margin-bottom: 30px;
}

.page-info h2 {
    margin: 6px 0 8px;

    font-size: 26px;
}

.page-info a {
    color: var(--accent-light);

    font-size: 13px;

    text-decoration: none;

    word-break: break-all;
}

.page-info a:hover {
    text-decoration: underline;
}

.section-label {
    color: var(--accent-light);

    font-size: 11px;
    font-weight: 700;

    letter-spacing: 1.5px;
}

.secondary-btn {
    padding: 11px 16px;

    background: transparent;

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

    color: var(--muted);
}

.secondary-btn:hover {
    border-color: var(--accent);

    color: var(--text);
}


/* SCORE */

.score-card {
    display: flex;

    align-items: center;

    gap: 40px;

    padding: 38px;

    background: var(--card);

    border: 1px solid var(--border);
    border-radius: 18px;
}

.score-circle {
    display: flex;

    flex-shrink: 0;

    align-items: baseline;
    justify-content: center;

    width: 145px;
    height: 145px;

    padding-top: 43px;

    background:
        radial-gradient(
            circle,
            rgba(14, 165, 164, 0.15),
            rgba(14, 165, 164, 0.03)
        );

    border: 2px solid var(--accent);
    border-radius: 50%;
}

.score-circle span {
    color: var(--accent-light);

    font-size: 52px;
    font-weight: 800;

    letter-spacing: -3px;
}

.score-circle small {
    margin-left: 4px;

    color: var(--muted);

    font-size: 13px;
}

.score-content h2 {
    margin: 7px 0 12px;

    font-size: 28px;
}

.score-content p {
    color: var(--muted);

    line-height: 1.7;
}


/* SECTIONS */

.section {
    margin-top: 65px;
}

.section-heading {
    margin-bottom: 25px;
}

.section-heading h2 {
    margin-top: 7px;

    font-size: 28px;
}


/* CATEGORY GRID */

.category-grid {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 16px;
}

.category-card {
    padding: 24px;

    background: var(--card);

    border: 1px solid var(--border);
    border-radius: 14px;
}

.category-top {
    display: flex;

    justify-content: space-between;
    align-items: center;

    gap: 15px;

    margin-bottom: 15px;
}

.category-top h3 {
    font-size: 16px;
}

.category-score {
    color: var(--accent-light);

    font-size: 14px;
    font-weight: 700;
}

.score-bar {
    width: 100%;
    height: 6px;

    margin-bottom: 18px;

    background: #252b33;

    border-radius: 999px;

    overflow: hidden;
}

.score-bar-fill {
    height: 100%;

    background: var(--accent);

    border-radius: inherit;
}

.category-card p {
    color: var(--muted);

    font-size: 14px;
    line-height: 1.65;
}

.category-recommendation {
    margin-top: 16px;

    padding-top: 16px;

    border-top: 1px solid var(--border);
}

.category-recommendation strong {
    display: block;

    margin-bottom: 6px;

    color: var(--text);

    font-size: 12px;
}


/* RECOMMENDATIONS */

.recommendations {
    display: grid;

    gap: 12px;
}

.recommendation {
    display: flex;

    align-items: flex-start;

    gap: 18px;

    padding: 20px;

    background: var(--card);

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

.recommendation-number {
    display: flex;

    flex-shrink: 0;

    align-items: center;
    justify-content: center;

    width: 32px;
    height: 32px;

    background: rgba(14, 165, 164, 0.12);

    border-radius: 50%;

    color: var(--accent-light);

    font-size: 13px;
    font-weight: 700;
}

.recommendation p {
    padding-top: 5px;

    color: #c6cbd2;

    font-size: 14px;
    line-height: 1.6;
}


/* SUGGESTIONS */

.suggestion-grid {
    display: grid;

    grid-template-columns: 2fr 1fr;

    gap: 16px;
}

.suggestion-card {
    padding: 26px;

    background: var(--card);

    border: 1px solid var(--border);
    border-radius: 14px;
}

.suggestion-card span {
    display: block;

    margin-bottom: 14px;

    color: var(--muted);

    font-size: 10px;
    font-weight: 700;

    letter-spacing: 1.4px;
}

.suggestion-card h3 {
    font-size: 22px;

    line-height: 1.4;
}

.fake-button {
    display: inline-block;

    padding: 13px 18px;

    background: var(--accent);

    border-radius: 8px;

    color: white;

    font-size: 14px;
    font-weight: 700;
}


/* FOOTER */

footer {
    padding: 30px;

    border-top: 1px solid var(--border);

    color: #626975;

    text-align: center;

    font-size: 12px;
}


/* UTILITY */

.hidden {
    display: none !important;
}


/* MOBILE */

@media (max-width: 700px) {

    .container {
        padding-top: 60px;
    }

    .hero h1 {
        letter-spacing: -2px;
    }

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

    .url-form button {
        padding: 16px;
    }

    .page-info {
        flex-direction: column;
    }

    .score-card {
        flex-direction: column;

        align-items: flex-start;
    }

    .category-grid {
        grid-template-columns: 1fr;
    }

    .suggestion-grid {
        grid-template-columns: 1fr;
    }

}

/* V3 CONTEXT */
.context-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-top:22px; }
.field-group { display:flex; flex-direction:column; gap:9px; }
.field-group.field-wide { grid-column:1 / -1; }
.field-group label { margin:0; }
.field-group label span { color:var(--muted); font-weight:400; }
.field-group input, .field-group select { width:100%; padding:14px 15px; background:var(--bg); border:1px solid var(--border); border-radius:10px; color:var(--text); font:inherit; outline:none; }
.field-group input:focus, .field-group select:focus { border-color:var(--accent); }
.field-group select option { background:var(--card); color:var(--text); }
.quick-wins { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.quick-win-card { position:relative; padding:24px; background:var(--card); border:1px solid rgba(53,224,220,.22); border-radius:14px; }
.quick-win-number { display:flex; width:30px; height:30px; align-items:center; justify-content:center; margin-bottom:18px; border-radius:50%; background:rgba(14,165,164,.12); color:var(--accent-light); font-weight:800; font-size:13px; }
.quick-win-card h3 { font-size:16px; line-height:1.45; margin-bottom:10px; }
.quick-win-card p { color:var(--muted); font-size:13px; line-height:1.6; }
.recommendation-body { flex:1; }
.recommendation-meta { display:flex; flex-wrap:wrap; gap:8px 14px; align-items:center; margin-bottom:8px; color:var(--muted); font-size:11px; text-transform:capitalize; }
.priority-pill { padding:5px 8px; border:1px solid rgba(53,224,220,.22); border-radius:999px; color:var(--accent-light); background:rgba(14,165,164,.08); }
.hero-proposal { padding:40px; background:linear-gradient(135deg, rgba(14,165,164,.11), rgba(17,21,26,.95) 45%); border:1px solid rgba(53,224,220,.2); border-radius:18px; }
.hero-kicker { display:block; margin-bottom:18px; color:var(--accent-light); font-size:10px; font-weight:800; letter-spacing:1.5px; }
.hero-proposal h3 { max-width:780px; margin-bottom:16px; font-size:clamp(28px,4vw,44px); line-height:1.12; letter-spacing:-1.5px; }
.hero-proposal > p { max-width:720px; margin-bottom:24px; color:var(--muted); font-size:17px; line-height:1.7; }
.trust-points { display:flex; flex-wrap:wrap; gap:10px 18px; margin-top:24px; color:#c6cbd2; font-size:13px; }
@media (max-width:700px) { .context-grid, .quick-wins { grid-template-columns:1fr; } .field-group.field-wide { grid-column:auto; } .hero-proposal { padding:26px; } }


/* V4 - Visual Analysis */

.score-breakdown {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 18px;
}

.mini-score-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px;
}

.mini-score-card span {
    display: block;
    color: var(--muted);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.mini-score-card strong {
    color: var(--text);
    font-size: 1.65rem;
    line-height: 1;
}

.visual-card {
    position: relative;
    overflow: hidden;
}

.visual-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--accent);
}

@media (max-width: 700px) {
    .score-breakdown {
        grid-template-columns: 1fr;
    }
}


/* V5 - PDF Export */

.result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}

.export-btn {
    padding: 11px 16px;
    border: 1px solid var(--accent);
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s;
}

.export-btn:hover {
    background: var(--accent-light);
    border-color: var(--accent-light);
    color: #041010;
}

.export-btn:disabled {
    opacity: .55;
    cursor: wait;
}

.pdf-report-header {
    display: none;
}

.pdf-export-mode .pdf-report-header {
    display: block;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.pdf-report-header span {
    color: var(--accent-light);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1.5px;
}

.pdf-report-header h1 {
    margin: 7px 0 5px;
    font-size: 30px;
}

.pdf-report-header p {
    color: var(--muted);
    font-size: 13px;
}

.pdf-export-mode .result-actions {
    display: none !important;
}

.pdf-export-mode .results {
    margin-top: 0;
    padding: 20px;
    background: var(--bg);
}

.pdf-export-mode .section {
    break-inside: auto;
}

.pdf-export-mode .category-card,
.pdf-export-mode .quick-win-card,
.pdf-export-mode .recommendation,
.pdf-export-mode .score-card,
.pdf-export-mode .mini-score-card,
.pdf-export-mode .hero-proposal {
    break-inside: avoid;
    page-break-inside: avoid;
}

@media (max-width: 700px) {
    .result-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .export-btn,
    .secondary-btn {
        flex: 1;
    }
}

/* PDF export začasno deaktiviran */
#exportPdfBtn {
    display: none !important;
}