:root {
    --neaist-blue: #21a1de;
    --neaist-dark: #102d3d;
    --neaist-text: #111827;
    --neaist-muted: #607080;
    --neaist-line: rgba(16, 45, 61, 0.12);
    --neaist-bg: #f4fafd;
    --neaist-sand: #dcc19f;
    --white: #ffffff;
    --success: #0f9f6e;
    --warning: #b7791f;
    --error: #c53030;
    --radius: 8px;
    --shadow: 0 18px 40px rgba(11, 17, 23, 0.08);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-primary);
    color: var(--neaist-text);
    background: linear-gradient(180deg, #fbfdff 0%, var(--neaist-bg) 100%);
}

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

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.tournament-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--neaist-line);
    backdrop-filter: blur(18px);
}

.tournament-nav-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand-link {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    color: var(--neaist-dark);
}

.brand-link img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.brand-link span {
    display: block;
    color: var(--neaist-blue);
    letter-spacing: 0.04em;
}

.brand-link small {
    display: block;
    color: var(--neaist-muted);
    font-size: 0.78rem;
    font-weight: 700;
}

.tournament-links {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.tournament-links a {
    padding: 9px 12px;
    border-radius: var(--radius);
    color: var(--neaist-dark);
    font-size: 0.92rem;
    font-weight: 700;
}

.tournament-links a:hover,
.tournament-links a.active {
    background: rgba(33, 161, 222, 0.12);
    color: var(--neaist-blue);
}

.site-link {
    border: 1px solid var(--neaist-line);
}

.admin-logout,
.tournament-links button {
    padding: 9px 12px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: var(--white);
    color: var(--neaist-dark);
    font: inherit;
    font-size: 0.92rem;
    font-weight: 800;
    cursor: pointer;
}

.hero {
    padding: 74px 0 44px;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
    gap: 28px;
    align-items: stretch;
}

.hero-copy {
    padding: 42px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    color: var(--neaist-blue);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    line-height: 1.12;
}

h1 {
    margin: 0 0 18px;
    font-size: clamp(2.2rem, 6vw, 4.4rem);
}

h2 {
    margin: 0 0 12px;
    font-size: clamp(1.55rem, 4vw, 2.4rem);
}

h3 {
    margin: 0 0 8px;
}

p {
    color: var(--neaist-muted);
    line-height: 1.65;
}

.hero-copy p {
    max-width: 720px;
    font-size: 1.06rem;
}

.hero-actions,
.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 16px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    font-weight: 800;
}

.btn-primary {
    background: var(--neaist-blue);
    color: var(--white);
}

.btn-secondary {
    background: var(--white);
    border-color: var(--neaist-line);
    color: var(--neaist-dark);
}

.info-panel,
.announcement-card,
.team-card,
.match-card,
.rule-card,
.match-detail-card,
.standings-group {
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: 0 12px 30px rgba(11, 17, 23, 0.06);
}

.info-panel {
    padding: 28px;
}

.info-panel dl {
    display: grid;
    gap: 16px;
    margin: 0;
}

.info-panel div,
.detail-list div {
    padding-bottom: 14px;
    border-bottom: 1px solid var(--neaist-line);
}

.info-panel div:last-child,
.detail-list div:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

dt {
    color: var(--neaist-muted);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

dd {
    margin: 4px 0 0;
    font-weight: 800;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 26px;
}

.stat-card {
    padding: 18px;
    border-radius: var(--radius);
    background: #eef8fd;
}

.stat-card strong {
    display: block;
    color: var(--neaist-dark);
    font-size: 2rem;
}

.stat-card span {
    color: var(--neaist-muted);
    font-weight: 700;
}

.page-header {
    padding: 58px 0 26px;
}

.page-header p {
    max-width: 760px;
    font-size: 1.05rem;
}

.content-section {
    padding: 28px 0 64px;
}

.section-heading {
    margin-bottom: 20px;
}

.section-heading.compact {
    margin-bottom: 16px;
}

.dashboard-grid,
.team-grid,
.match-list,
.rules-grid {
    display: grid;
    gap: 16px;
}

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

.team-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.team-group,
.match-group,
.standings-group {
    margin-bottom: 28px;
}

.team-card {
    display: flex;
    gap: 16px;
    padding: 18px;
}

.team-avatar {
    width: 54px;
    height: 54px;
    flex: 0 0 54px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    overflow: hidden;
    background: var(--neaist-dark);
    color: var(--white);
    font-weight: 900;
}

.team-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-group-label {
    color: var(--neaist-blue);
    font-size: 0.78rem;
    font-weight: 800;
}

.team-card p,
.announcement-card p,
.rule-card p {
    margin: 0;
}

.announcement-card,
.rule-card {
    padding: 22px;
}

.announcement-card span,
.rule-card span {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--neaist-blue);
    font-size: 0.8rem;
    font-weight: 800;
}

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

.match-card {
    overflow: hidden;
}

.match-card-top,
.match-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    color: var(--neaist-muted);
    font-size: 0.82rem;
    font-weight: 800;
}

.match-card-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 14px;
    align-items: center;
    padding: 20px 16px;
    border-top: 1px solid var(--neaist-line);
    border-bottom: 1px solid var(--neaist-line);
}

.match-team span {
    display: block;
    color: var(--neaist-muted);
    font-size: 0.8rem;
    font-weight: 800;
}

.match-team-logo {
    width: 34px;
    height: 34px;
    margin-bottom: 7px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--neaist-line);
}

.match-team-away {
    text-align: right;
}

.match-score {
    min-width: 74px;
    padding: 10px 12px;
    border-radius: var(--radius);
    background: var(--neaist-dark);
    color: var(--white);
    text-align: center;
    font-weight: 900;
}

.match-card-meta {
    justify-content: flex-start;
    flex-wrap: wrap;
}

.match-card-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 900;
}

.status-scheduled {
    background: #e6f4fb;
    color: var(--neaist-dark);
}

.status-live {
    background: #e7f8f1;
    color: var(--success);
}

.status-finished {
    background: #eef2f7;
    color: #334155;
}

.status-postponed {
    background: #fff5db;
    color: var(--warning);
}

.table-scroll {
    overflow-x: auto;
}

.standings-group {
    padding: 22px;
}

.standings-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
}

.standings-table th,
.standings-table td {
    padding: 13px 10px;
    border-bottom: 1px solid var(--neaist-line);
    text-align: center;
}

.standings-table th {
    color: var(--neaist-muted);
    font-size: 0.78rem;
    text-transform: uppercase;
}

.standings-table .team-cell {
    text-align: left;
}

.team-cell span {
    display: block;
    color: var(--neaist-muted);
    font-size: 0.78rem;
}

.rank-cell {
    color: var(--neaist-blue);
    font-weight: 900;
}

.match-detail-card {
    padding: 30px;
}

.match-detail-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
}

.match-detail-score {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 18px;
    align-items: center;
    margin: 28px 0;
    padding: 24px;
    border-radius: var(--radius);
    background: #eef8fd;
    text-align: center;
    font-weight: 900;
}

.match-detail-score strong {
    font-size: clamp(2rem, 6vw, 4rem);
    color: var(--neaist-dark);
}

.detail-list {
    display: grid;
    gap: 14px;
    margin: 0 0 24px;
}

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

.tournament-empty {
    padding: 24px;
    border: 1px dashed var(--neaist-line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.72);
    color: var(--neaist-muted);
    font-weight: 800;
}

.tournament-empty span {
    display: block;
    margin-top: 6px;
    font-weight: 600;
}

.footer {
    padding: 34px 0;
    background: var(--neaist-dark);
    color: var(--white);
}

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

.footer p {
    margin: 0;
    color: rgba(255, 255, 255, 0.75);
}

.footer a {
    color: var(--white);
    font-weight: 800;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.match-goals {
    margin: 24px 0;
    padding: 20px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: #f8fcff;
}

.match-goals ul {
    display: grid;
    gap: 10px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.match-goals li {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    border-bottom: 1px solid var(--neaist-line);
    padding-bottom: 10px;
}

.match-goals li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.admin-shell {
    min-height: calc(100vh - 76px);
}

.login-section {
    display: grid;
    min-height: calc(100vh - 76px);
    place-items: center;
    padding: 40px 16px;
}

.login-card,
.admin-form,
.admin-panel {
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
}

.login-card {
    width: min(460px, 100%);
    padding: 30px;
}

.login-card label,
.admin-form label {
    display: grid;
    gap: 7px;
    color: var(--neaist-dark);
    font-weight: 800;
}

.login-card input,
.admin-form input,
.admin-form select,
.admin-form textarea {
    width: 100%;
    min-height: 42px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    padding: 9px 10px;
    color: var(--neaist-text);
    font: inherit;
    background: var(--white);
}

.login-card .btn {
    width: 100%;
    margin-top: 18px;
}

.admin-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
    gap: 24px;
    align-items: end;
}

.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.admin-stat {
    padding: 16px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: var(--white);
}

.admin-stat strong {
    display: block;
    color: var(--neaist-blue);
    font-size: 1.8rem;
}

.admin-stat span {
    color: var(--neaist-muted);
    font-weight: 800;
}

.admin-message {
    margin-bottom: 16px;
    padding: 14px 16px;
    border-radius: var(--radius);
    background: #e7f8f1;
    color: var(--success);
    font-weight: 800;
}

.admin-message.is-error {
    background: #fff1f2;
    color: var(--error);
}

.admin-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.admin-tabs button {
    min-height: 40px;
    padding: 8px 13px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: var(--white);
    color: var(--neaist-dark);
    font: inherit;
    font-weight: 800;
    cursor: pointer;
}

.admin-tabs button.active {
    background: var(--neaist-blue);
    border-color: var(--neaist-blue);
    color: var(--white);
}

.admin-panel {
    padding: 20px;
    margin-bottom: 40px;
}

.admin-form {
    padding: 20px;
    margin-bottom: 18px;
    box-shadow: none;
}

.admin-form-heading {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: center;
    margin-bottom: 14px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 16px;
}

.form-grid .full {
    grid-column: 1 / -1;
}

.image-preview {
    min-height: 74px;
    display: grid;
    place-items: center;
    border: 1px dashed var(--neaist-line);
    border-radius: var(--radius);
    background: #f8fcff;
    color: var(--neaist-muted);
    font-weight: 800;
}

.image-preview img {
    width: 68px;
    height: 68px;
    object-fit: cover;
    border-radius: 50%;
}

.admin-thumb {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 50%;
    border: 1px solid var(--neaist-line);
}

.admin-thumb-fallback {
    color: var(--neaist-muted);
    font-weight: 800;
}

.admin-warning {
    margin-bottom: 16px;
    padding: 16px;
    border: 1px solid rgba(183, 121, 31, 0.28);
    border-radius: var(--radius);
    background: #fff8e8;
    color: var(--warning);
    font-weight: 700;
}

.admin-warning p {
    margin: 6px 0 0;
    color: inherit;
}

.draw-preview {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin: 18px 0;
}

.draw-card {
    padding: 16px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: #f8fcff;
}

.draw-card ul {
    margin: 0;
    padding-left: 18px;
}

.check-row {
    display: inline-flex !important;
    grid-auto-flow: column;
    grid-template-columns: auto 1fr;
    align-items: center;
    justify-content: start;
    gap: 9px !important;
    min-height: 42px;
}

.check-row input {
    width: auto;
    min-height: auto;
}

.admin-table {
    width: 100%;
    min-width: 860px;
    border-collapse: collapse;
    background: var(--white);
}

.admin-table th,
.admin-table td {
    padding: 12px 10px;
    border-bottom: 1px solid var(--neaist-line);
    text-align: left;
    vertical-align: top;
}

.admin-table th {
    color: var(--neaist-muted);
    font-size: 0.78rem;
    text-transform: uppercase;
}

.table-actions {
    display: flex;
    gap: 8px;
}

.table-actions button {
    min-height: 32px;
    border: 1px solid var(--neaist-line);
    border-radius: var(--radius);
    background: #eef8fd;
    color: var(--neaist-dark);
    font-weight: 800;
    cursor: pointer;
}

.table-actions .danger {
    background: #fff1f2;
    color: var(--error);
}

@media (max-width: 920px) {
    .tournament-nav-inner,
    .footer-inner {
        align-items: flex-start;
        flex-direction: column;
    }

    .tournament-links {
        justify-content: flex-start;
    }

    .hero-grid,
    .dashboard-grid,
    .match-list,
    .rules-grid,
    .stats-grid,
    .admin-header,
    .form-grid,
    .draw-preview {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 640px) {
    .container {
        width: min(100% - 24px, 1120px);
    }

    .hero {
        padding-top: 34px;
    }

    .hero-copy,
    .info-panel,
    .match-detail-card {
        padding: 22px;
    }

    .stat-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }

    .match-card-body,
    .match-detail-score {
        grid-template-columns: 1fr;
    }

    .match-team-away {
        text-align: left;
    }

    .match-detail-header {
        flex-direction: column;
    }
}