@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&family=Roboto:wght@300;400&display=swap');

:root {
    --bg: #f8f4ed;
    --text: #3c2f2f;
    --accent: #8b5a2b;
    --muted: #6b5b4a;
    --card: #ffffff;
    --border: #e8d5b8;
    --nominativo: #8b5a2b;
    --genitivo: #3d5a80;
    --dativo: #5c6b32;
    --acusativo: #9a3b2c;
    --ablativo: #6a4a78;
    --vocativo: #9a7a2c;
    --verbo: #2c2118;
    --otro: #8a7b6a;
}

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

html {
    max-width: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding: 2rem;
    max-width: 100%;
    overflow-x: hidden;
}

body > header {
    text-align: center;
    margin-bottom: 2rem;
}

h1 {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    color: var(--accent);
    line-height: 1.3;
}

h2 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

h3 {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.subtitle {
    font-style: italic;
    color: var(--muted);
    font-size: 1.1rem;
}

.owl {
    font-size: 4rem;
    margin: 1rem 0;
}

.site-nav {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.site-nav a {
    font-family: 'Playfair Display', serif;
    color: var(--accent);
    text-decoration: none;
    padding: 0.45rem 1.1rem;
    border-radius: 50px;
    border: 1px solid var(--border);
    background: var(--card);
    transition: background 0.2s ease, color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

main,
section[data-view],
#phrase-container,
#cases-container {
    max-width: 920px;
    width: 100%;
    min-width: 0;
}

main {
    margin: 0 auto;
    flex: 1;
}

.phrase-card,
.example-card,
.cases-intro,
.cases-method,
.cases-table-wrap,
.paradigm,
.case-examples,
.load-error {
    background: var(--card);
    border-radius: 12px;
    padding: 2.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 30px rgba(139, 90, 43, 0.1);
    border: 1px solid var(--border);
    max-width: 100%;
}

.phrase-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.phrase-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(139, 90, 43, 0.15);
}

.latin {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    line-height: 1.4;
    margin-bottom: 1rem;
    color: #2c2118;
    overflow-wrap: break-word;
}

.translation {
    font-style: italic;
    color: var(--muted);
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--accent);
    padding-left: 1rem;
}

.reference {
    font-size: 0.9rem;
    color: var(--accent);
    text-align: right;
}

.structure {
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.structure-title {
    font-size: 1.05rem;
    margin-bottom: 1rem;
}

.token-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 9rem), 1fr));
    gap: 0.75rem;
}

.token {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 0.7rem 0.85rem;
    border-radius: 8px;
    background: #fbf7f0;
    border-left: 4px solid var(--otro);
}

.token-form {
    font-family: 'Playfair Display', serif;
    font-size: 1.05rem;
    color: #2c2118;
}

.token-case {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 400;
    margin-top: 0.2rem;
}

.token-role {
    font-size: 0.8rem;
    color: var(--muted);
}

.token-nominativo { border-left-color: var(--nominativo); }
.token-nominativo .token-case { color: var(--nominativo); }
.token-genitivo { border-left-color: var(--genitivo); }
.token-genitivo .token-case { color: var(--genitivo); }
.token-dativo { border-left-color: var(--dativo); }
.token-dativo .token-case { color: var(--dativo); }
.token-acusativo { border-left-color: var(--acusativo); }
.token-acusativo .token-case { color: var(--acusativo); }
.token-ablativo { border-left-color: var(--ablativo); }
.token-ablativo .token-case { color: var(--ablativo); }
.token-vocativo { border-left-color: var(--vocativo); }
.token-vocativo .token-case { color: var(--vocativo); }
.token-verbo { border-left-color: var(--verbo); }
.token-verbo .token-case { color: var(--verbo); }
.token-otro { border-left-color: var(--otro); }
.token-otro .token-case { color: var(--otro); }

.lead {
    font-size: 1.15rem;
    color: var(--muted);
    font-style: italic;
    margin-bottom: 1rem;
}

.cases-intro p,
.cases-method li,
.cases-table td,
.cases-table th,
.token-role,
.token-form {
    overflow-wrap: break-word;
}

.cases-intro p + p,
.case-examples > p {
    margin-bottom: 0.75rem;
}

.cases-method ol {
    padding-left: 1.25rem;
}

.cases-method li + li {
    margin-top: 0.4rem;
}

.case-legend {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.85rem;
    justify-content: center;
    margin: 0 0 1.5rem;
}

.legend-item {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding-left: 0.7rem;
    border-left: 4px solid currentColor;
}

.legend-item.token-nominativo { color: var(--nominativo); }
.legend-item.token-genitivo { color: var(--genitivo); }
.legend-item.token-dativo { color: var(--dativo); }
.legend-item.token-acusativo { color: var(--acusativo); }
.legend-item.token-ablativo { color: var(--ablativo); }
.legend-item.token-vocativo { color: var(--vocativo); }

.table-scroll {
    overflow-x: auto;
    max-width: 100%;
    min-width: 0;
}

.cases-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.cases-table th,
.cases-table td {
    text-align: left;
    padding: 0.75rem 0.7rem;
    vertical-align: top;
    border-bottom: 1px solid var(--border);
}

.cases-table thead th {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: var(--accent);
    font-size: 0.9rem;
}

.example-cell {
    font-family: 'Playfair Display', serif;
    font-style: italic;
    white-space: nowrap;
}

.case-pill {
    display: inline-block;
    font-family: 'Playfair Display', serif;
    font-weight: 700;
}

.case-nominativo .case-pill,
.case-nominativo th { color: var(--nominativo); }
.case-genitivo .case-pill,
.case-genitivo th { color: var(--genitivo); }
.case-dativo .case-pill,
.case-dativo th { color: var(--dativo); }
.case-acusativo .case-pill,
.case-acusativo th { color: var(--acusativo); }
.case-ablativo .case-pill,
.case-ablativo th { color: var(--ablativo); }
.case-vocativo .case-pill,
.case-vocativo th { color: var(--vocativo); }

.paradigm-table {
    max-width: 28rem;
}

.note {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--muted);
}

.example-card .latin {
    font-size: 1.35rem;
}

.example-card .token-list {
    margin: 1.25rem 0 0.5rem;
}

.controls {
    text-align: center;
    margin: 2rem 0;
}

button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 12px 32px;
    font-size: 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Playfair Display', serif;
}

button:hover {
    background: #6b4420;
    transform: scale(1.05);
}

button:focus-visible,
.site-nav a:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 3px;
}

[data-view]:focus {
    outline: none;
}

code {
    font-size: 0.9rem;
    background: #f3eadc;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
}

.login-card {
    max-width: 22rem;
    margin: 0 auto;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.75rem 1.5rem 1.5rem;
}

.login-card h2 {
    text-align: center;
}

.login-card label {
    display: block;
    margin: 1rem 0 0.25rem;
    color: var(--muted);
    font-size: 0.95rem;
}

.login-card input {
    display: block;
    width: 100%;
    margin-top: 0.35rem;
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

.login-card input:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

.login-card button {
    display: block;
    width: 100%;
    margin-top: 1.25rem;
}

.login-error {
    color: var(--acusativo);
    text-align: center;
    margin-top: 0.5rem;
}

footer {
    text-align: center;
    margin-top: 3rem;
    color: var(--accent);
    font-size: 0.9rem;
}

.logout-form {
    margin-top: 0.75rem;
}

.logout-form button {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--border);
    padding: 0.35rem 1.1rem;
    font-size: 0.85rem;
}

.logout-form button:hover {
    background: var(--card);
    transform: none;
}

.random {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 700px) {
    body {
        padding: 1.25rem;
    }

    h1 {
        font-size: 2.4rem;
    }

    .latin {
        font-size: 1.4rem;
    }

    .phrase-card,
    .example-card,
    .cases-intro,
    .cases-method,
    .cases-table-wrap,
    .paradigm,
    .case-examples,
    .load-error {
        padding: 1.4rem;
    }

    .cases-table thead {
        display: none;
    }

    .cases-table tr {
        display: block;
        margin-bottom: 1rem;
        border: 1px solid var(--border);
        border-radius: 8px;
        overflow: hidden;
    }

    .cases-table th,
    .cases-table td {
        display: grid;
        gap: 0.15rem;
        min-width: 0;
        border-bottom: 1px solid var(--border);
    }

    .cases-table td:last-child {
        border-bottom: none;
    }

    .cases-table th::before,
    .cases-table td::before {
        content: attr(data-label);
        font-family: 'Playfair Display', serif;
        color: var(--accent);
        font-size: 0.85rem;
    }

    .example-cell {
        white-space: normal;
    }

    .token-list {
        grid-template-columns: 1fr;
    }

    .case-legend {
        display: grid;
        grid-template-columns: 1fr 1fr;
        justify-content: stretch;
    }

    #phrase-container,
    #cases-container,
    section[data-view] {
        overflow-x: hidden;
    }

    .paradigm-table th::before,
    .paradigm-table td::before {
        content: none;
    }

    .paradigm-table thead {
        display: table-header-group;
    }

    .paradigm-table tr {
        display: table-row;
        margin: 0;
        border: none;
        border-radius: 0;
    }

    .paradigm-table th,
    .paradigm-table td {
        display: table-cell;
    }
}

@media (max-width: 420px) {
    .site-nav a {
        width: 100%;
        text-align: center;
    }
}