/* ============================================================================
   Bridge-Turnier-Datenbank — Basis-Stylesheet
   Mobile-first: Grundstile gelten fuer schmale Bildschirme, groessere
   Breakpoints erweitern/veraendern das Layout progressiv.
   ============================================================================ */

:root {
    --color-primary: #145a45;
    --color-primary-dark: #0e4433;
    --color-primary-light: #1f7a5c;
    --color-accent: #c89b3c;
    --color-accent-dark: #a97f2c;
    --color-bg: #f6f7f5;
    --color-surface: #ffffff;
    --color-text: #1c1f1e;
    --color-text-muted: #5b6360;
    --color-border: #e1e4e2;
    --color-danger: #a3312a;

    --radius: 10px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.10);

    --container-width: 1100px;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.5;
}

img {
    max-width: 100%;
    display: block;
}

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

a:hover,
a:focus {
    text-decoration: underline;
}

h1, h2, h3 {
    line-height: 1.2;
    margin: 0 0 0.5em;
}

p {
    margin: 0 0 1em;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 16px;
}

.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;
}

/* ----------------------------------------------------------------------
   Buttons
   ---------------------------------------------------------------------- */
.btn {
    display: inline-block;
    padding: 0.55em 1.1em;
    border-radius: var(--radius);
    border: 1px solid transparent;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
}

.btn:hover,
.btn:focus {
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--color-primary-dark);
}

.btn-ghost {
    background: transparent;
    border-color: currentColor;
    color: var(--color-primary);
}

.btn-ghost:hover,
.btn-ghost:focus {
    background: var(--color-primary);
    color: #fff;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ----------------------------------------------------------------------
   Header / Navigation
   ---------------------------------------------------------------------- */
.site-header {
    background: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

.header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-top: 12px;
    padding-bottom: 12px;
    gap: 8px;
}

.brand {
    display: inline-flex;
    align-items: center;
    color: #fff;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.brand:hover,
.brand:focus {
    text-decoration: none;
    color: var(--color-accent);
}

.brand-logo {
    display: block;
    height: 40px;
    width: auto;
}

.nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 40px;
    height: 36px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 6px;
    cursor: pointer;
}

.nav-toggle-bar {
    display: block;
    height: 2px;
    margin: 0 7px;
    background: #fff;
}

.site-nav {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    gap: 4px;
    padding-top: 8px;
}

.site-nav.is-open {
    display: flex;
}

.site-nav a {
    color: #fff;
    padding: 0.5em 0.25em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.site-nav a:hover,
.site-nav a:focus {
    color: var(--color-accent);
    text-decoration: none;
}

.site-nav a.is-active {
    color: var(--color-accent);
    font-weight: 600;
}

.site-nav .btn {
    margin: 4px 0;
}

.nav-greeting {
    padding: 0.5em 0.25em;
    color: #fff;
    opacity: 0.9;
    font-size: 0.95rem;
}

.lang-switch {
    display: flex;
    gap: 10px;
    padding: 8px 0.25em 0;
}

.lang-switch a {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.85rem;
    font-weight: 600;
}

.lang-switch a.is-active {
    color: var(--color-accent);
}

@media (min-width: 780px) {
    .nav-toggle {
        display: none;
    }

    .site-nav {
        display: flex;
        flex-direction: row;
        flex-basis: auto;
        align-items: center;
        gap: 18px;
        padding-top: 0;
    }

    .site-nav a {
        border-bottom: none;
        padding: 0.25em 0;
    }

    .nav-greeting {
        padding: 0;
    }

    .lang-switch {
        padding-top: 0;
        margin-left: 6px;
        border-left: 1px solid rgba(255, 255, 255, 0.3);
        padding-left: 16px;
    }
}

/* ----------------------------------------------------------------------
   Hero
   ---------------------------------------------------------------------- */
.hero {
    background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: 40px 0;
}

.hero-logo {
    display: block;
    width: 100%;
    max-width: 340px;
    height: auto;
    margin: 0 auto 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

.hero h1 {
    font-size: 1.6rem;
    margin-bottom: 0.3em;
}

.hero p {
    max-width: 60ch;
    color: rgba(255, 255, 255, 0.9);
}

@media (min-width: 780px) {
    .hero {
        padding: 64px 0;
    }

    .hero-logo {
        max-width: 480px;
        margin-bottom: 28px;
    }

    .hero h1 {
        font-size: 2.3rem;
    }

    .hero p {
        font-size: 1.1rem;
    }
}

/* ----------------------------------------------------------------------
   Sections & cards
   ---------------------------------------------------------------------- */
.section {
    padding: 32px 0;
}

.section-title {
    font-size: 1.3rem;
    margin-bottom: 16px;
}

.card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 640px) {
    .card-grid {
        grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    }
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.card h3 {
    font-size: 1.1rem;
    color: var(--color-primary-dark);
}

.card p {
    color: var(--color-text-muted);
    margin-bottom: 0.75em;
    flex-grow: 1;
}

.card .btn {
    align-self: flex-start;
}

.card.is-muted {
    opacity: 0.7;
}

.badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent-dark);
    background: rgba(200, 155, 60, 0.15);
    border-radius: 999px;
    padding: 0.2em 0.7em;
    align-self: flex-start;
}

/* ----------------------------------------------------------------------
   Filter search
   ---------------------------------------------------------------------- */
.filter-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    margin-bottom: 28px;
}

.filter-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

@media (min-width: 640px) {
    .filter-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    }
}

.filter-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.filter-field input,
.filter-field select {
    width: 100%;
    padding: 0.55em 0.6em;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
}

.filter-field input:focus,
.filter-field select:focus {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 1px;
}

.location-field-row {
    display: flex;
    gap: 8px;
}

.location-field-row input {
    flex: 1;
}

.filter-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.search-status {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

/* ----------------------------------------------------------------------
   Tournament detail page
   ---------------------------------------------------------------------- */
.detail-header {
    margin-bottom: 24px;
}

.detail-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}

.detail-title {
    font-size: 1.6rem;
    margin-bottom: 6px;
}

.detail-subtitle {
    color: var(--color-text-muted);
}

.detail-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

@media (min-width: 640px) {
    .detail-list {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.detail-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
}

.detail-value {
    font-size: 1rem;
}

.back-link {
    display: inline-block;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

/* ----------------------------------------------------------------------
   Upcoming tournaments
   ---------------------------------------------------------------------- */
.tournament-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

@media (min-width: 640px) {
    .tournament-list {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    }
}

.tournament-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.tournament-item:hover,
.tournament-item:focus-within {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.tournament-item-link {
    display: block;
    padding: 14px 16px;
    color: inherit;
}

.tournament-item-link:hover,
.tournament-item-link:focus {
    text-decoration: none;
}

.tournament-item-link:hover .name,
.tournament-item-link:focus .name {
    text-decoration: underline;
}

.tournament-item .date {
    display: block;
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.tournament-item .name {
    display: block;
    font-weight: 600;
}

.tournament-item .place {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.empty-state {
    color: var(--color-text-muted);
    font-style: italic;
}

/* ----------------------------------------------------------------------
   Forms
   ---------------------------------------------------------------------- */
.form-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    max-width: 420px;
    margin: 0 auto;
}

.form-field {
    margin-bottom: 16px;
}

.form-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.form-field input {
    width: 100%;
    padding: 0.6em 0.7em;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
}

.form-field textarea {
    width: 100%;
    padding: 0.6em 0.7em;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    min-height: 90px;
}

.form-field input:focus,
.form-field textarea:focus {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 1px;
}

.form-field-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-field-checkbox input {
    width: auto;
}

.form-card-wide {
    max-width: 820px;
}

.form-fieldset {
    border: none;
    padding: 0;
    margin: 0 0 28px;
}

.form-fieldset legend {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    padding: 0 0 12px;
    width: 100%;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 16px;
}

.form-fieldset .filter-grid:last-child {
    margin-bottom: 0;
}

.form-errors {
    background: rgba(163, 49, 42, 0.08);
    border: 1px solid rgba(163, 49, 42, 0.3);
    color: var(--color-danger);
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 16px;
}

.form-errors ul {
    margin: 0;
    padding-left: 1.2em;
}

.form-footer {
    margin-top: 16px;
    font-size: 0.9rem;
    text-align: center;
}

/* ----------------------------------------------------------------------
   Calendar
   ---------------------------------------------------------------------- */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table.calendar {
    border-collapse: collapse;
    width: 100%;
    min-width: 640px;
    background: var(--color-surface);
}

table.calendar th,
table.calendar td {
    border: 1px solid var(--color-border);
    vertical-align: top;
    padding: 6px;
    width: 14.28%;
}

table.calendar th {
    background: var(--color-bg);
    font-size: 0.85rem;
}

table.calendar td {
    height: 90px;
}

.day-number {
    font-weight: 700;
    font-size: 0.9rem;
}

.tournament-entry {
    font-size: 0.78rem;
    display: block;
    margin-top: 3px;
    color: var(--color-primary-dark);
}

.calendar-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 16px;
}

.view-switch {
    display: flex;
    gap: 8px;
}

.view-switch a {
    padding: 0.4em 0.9em;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 0.9rem;
    color: var(--color-text);
}

.view-switch a.is-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.month-nav {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.95rem;
}

/* ----------------------------------------------------------------------
   Footer
   ---------------------------------------------------------------------- */
.site-footer {
    margin-top: auto;
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.75);
    padding: 20px 0;
    font-size: 0.85rem;
    text-align: center;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.9);
}