:root {
    --isy-gold: #D4A017;
    --isy-gold-dark: #B8860B;
    --isy-gold-light: #FFD700;
    --isy-gold-lighter: #FFF8DC;
    --color-bg: #f9f5ea;
    --color-surface: #ffffff;
    --color-surface-alt: #fffaf0;
    --color-border: #e7ddc0;
    --color-border-strong: #d2c08a;
    --color-text: #2f2c28;
    --color-text-light: #5f5a4a;
    --color-text-muted: #8f8670;
    --color-primary: var(--isy-gold);
    --color-primary-dark: var(--isy-gold-dark);
    --color-primary-light: var(--isy-gold-light);
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #17a2b8;
    --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 16px 32px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.18);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --transition: all 0.25s ease;
    --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --bg: var(--color-bg);
    --card-bg: var(--color-surface);
    --border: var(--color-border);
    --primary: var(--color-primary);
    --primary-dark: var(--color-primary-dark);
    --primary-light: var(--color-primary-light);
    --text: var(--color-text);
    --muted: var(--color-text-muted);
}

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

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

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

a:hover,
a:focus {
    text-decoration: none;
}

.container {
    width: min(1200px, calc(100vw - 48px));
    margin: 0 auto;
    padding: 1.5rem 1.5rem 0;
}

.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 24px 60px;
}

.site-header,
.header {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #ffffff;
    font-weight: 600;
    font-size: 1.4rem;
}

.header-logo-img {
    height: 44px;
    width: auto;
    display: block;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-item {
    position: relative;
}

.nav-link,
.nav-trigger {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.95);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.2;
    cursor: pointer;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link:focus {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    outline: none;
}

.nav-item:hover .nav-trigger,
.nav-item.nav-open .nav-trigger,
.nav-trigger:focus {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    outline: none;
}

.nav-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 200px;
    background: #ffffff;
    border-radius: var(--radius-sm);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
    padding: 8px 0;
    display: none;
    z-index: 1000;
}


.nav-item:hover .nav-dropdown,
.nav-item.nav-open .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
    display: block;
}

.nav-dropdown a {
    display: block;
    padding: 8px 16px;
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.nav-dropdown a:hover,
.nav-dropdown a:focus {
    background: rgba(212, 160, 23, 0.12);
    color: var(--color-primary-dark);
}

.header-user {
    display: flex;
    align-items: center;
    gap: 14px;
}

.user-info {
    color: #ffffff;
}

.user-name {
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.admin-badge {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    padding: 2px 10px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.user-email {
    font-size: 0.75rem;
    opacity: 0.85;
}

.user-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.6);
    background: rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-weight: 700;
    text-transform: uppercase;
}

.logout-form,
.header-logout {
    margin: 0;
}

.btn-logout,
.logout-form button {
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: var(--radius-sm);
    padding: 10px 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-logout:hover,
.btn-logout:focus,
.logout-form button:hover,
.logout-form button:focus {
    background: rgba(255, 255, 255, 0.3);
    border-color: #ffffff;
}

main.container,
main.main-container {
    padding-top: 32px;
}

.card {
    background: var(--color-surface);
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-lg);
    padding: 2rem 2.25rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 1.25rem;
}

.button,
button.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.4rem;
    border-radius: var(--radius-sm);
    border: none;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #ffffff;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 6px 14px rgba(212, 160, 23, 0.28);
}

.button:hover,
.button:focus,
button.button:hover,
button.button:focus {
    transform: translateY(-1px);
    box-shadow: 0 10px 18px rgba(212, 160, 23, 0.35);
}

.button-secondary {
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-primary-dark);
    border: 1px solid rgba(212, 160, 23, 0.2);
    box-shadow: none;
}

.button-secondary:hover,
.button-secondary:focus {
    background: rgba(255, 255, 255, 1);
    border-color: rgba(212, 160, 23, 0.4);
    color: var(--color-primary-dark);
}

.button-tertiary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid rgba(212, 160, 23, 0.55);
    box-shadow: none;
}

.button-tertiary:hover,
.button-tertiary:focus {
    background: rgba(212, 160, 23, 0.12);
    color: var(--color-primary-dark);
}

.button-danger {
    background: linear-gradient(135deg, var(--color-danger) 0%, #a71d2a 100%);
    box-shadow: 0 6px 14px rgba(220, 53, 69, 0.25);
}

.button-danger:hover,
.button-danger:focus {
    box-shadow: 0 10px 18px rgba(220, 53, 69, 0.3);
}

.form-grid {
    display: grid;
    gap: 1.5rem;
}

.form-group-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group-card h2 {
    margin: 0;
    font-size: 1.2rem;
    color: var(--color-primary-dark);
}

.form-collapsible {
    border: 1px solid rgba(231, 221, 192, 0.7);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.9);
}

.form-collapsible > summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--color-text-light);
    list-style: none;
}

.form-collapsible[open] > summary {
    color: var(--color-primary-dark);
}

.form-collapsible > summary::-webkit-details-marker {
    display: none;
}

.form-collapsible .form-field {
    margin-top: 0.75rem;
}

.radio-inline {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-actions {
    margin-top: 1.5rem;
}

.form-field,
fieldset {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

label {
    font-weight: 600;
}

input[type="text"],
input[type="email"],
input[type="date"],
input[type="time"],
select,
textarea {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.75rem;
    font-size: 1rem;
    background: #ffffff;
    transition: var(--transition);
}

textarea {
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.18);
}

.date-grid,
.time-grid,
.edit-grid {
    display: grid;
    gap: 1rem;
}

.date-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.time-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.edit-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

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

.admin-edit textarea {
    width: 100%;
    min-height: 120px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.7rem 0.75rem;
    background: #ffffff;
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition);
}

.admin-edit textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.18);
}

.event-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1rem;
}

.event-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 1) 70%, rgba(255, 255, 255, 0.94) 100%);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

.event-meta {
    color: var(--color-text-muted);
    margin: 0.4rem 0;
}

.status {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
}

.status-approved {
    color: var(--color-success);
}

.status-pending {
    color: var(--color-warning);
}

.status-rejected {
    color: var(--color-danger);
}

.toast {
    position: fixed;
    top: 88px;
    right: 24px;
    background: #ffffff;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 280px;
    border-left: 4px solid var(--color-primary);
    animation: slideInRight 0.3s ease;
}

.toast-icon {
    font-size: 1.2rem;
    line-height: 1;
}

.toast.success {
    border-left-color: var(--color-success);
}

.toast.error {
    border-left-color: var(--color-danger);
}

.toast.warning {
    border-left-color: var(--color-warning);
}

.toast.info {
    border-left-color: var(--color-info);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(120%);
        opacity: 0;
    }
}

.review-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.5rem;
}

.review-item {
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-lg);
    padding: 2rem;
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
}

.review-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.review-actions {
    display: flex;
    gap: 0.5rem;
}

.reject-form {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.reject-form input[type="text"] {
    min-width: 200px;
}

.conflicts {
    margin-top: 1rem;
}

.conflicts ul {
    padding-left: 1.25rem;
}

.review-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.review-card {
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    background: var(--color-surface);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.review-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.review-card__title h2 {
    margin: 0.2rem 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    background: rgba(212, 160, 23, 0.14);
    color: var(--color-primary-dark);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.review-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.reject-form {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.reject-form input[type="text"] {
    min-width: 180px;
}

.review-card__body {
    color: var(--color-text);
}

.review-card__conflicts {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
}

.review-card__conflicts > summary {
    cursor: pointer;
    font-weight: 600;
}

.conflict-list {
    list-style: none;
    margin: 0.75rem 0 0;
    padding: 0;
}

.conflict-list li {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.45rem 0;
    border-bottom: 1px solid rgba(231, 221, 192, 0.6);
}

.review-card__edit {
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
    background: rgba(255, 255, 255, 0.9);
}

.review-card__edit > summary {
    font-weight: 600;
    cursor: pointer;
}

.review-card__edit > summary::-webkit-details-marker {
    display: none;
}

.edit-actions {
    margin-top: 1rem;
    display: flex;
    justify-content: flex-end;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    text-align: left;
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0.5rem;
}

.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.inline-form {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.log-output {
    background: #0f172a;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    line-height: 1.5;
}

.suggestions {
    margin-top: 0.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.suggestions button {
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 20px;
    padding: 0.25rem 0.75rem;
    cursor: pointer;
}

.suggestions button:hover,
.suggestions button:focus {
    border-color: var(--primary);
    color: var(--primary);
}

.site-footer {
    background: #ffffff;
    border-top: 1px solid var(--color-border);
    padding: 32px 20px;
    text-align: center;
    color: var(--color-text-light);
    margin-top: 60px;
}

.config-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.config-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.config-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.config-group {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(231, 221, 192, 0.8);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.config-group h2 {
    margin: 0;
    color: var(--color-primary-dark);
}

.config-help {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.config-group label {
    font-weight: 600;
    color: var(--color-text);
}

.config-group input {
    width: 100%;
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    font-size: 1rem;
}

.config-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.18);
}

.pagination {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.pagination-link {
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
}

.pagination-link:hover,
.pagination-link.active {
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    background: rgba(212, 160, 23, 0.12);
}

.site-footer p {
    margin: 0.25rem 0;
}

.landing-header {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 55%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: 4.5rem 0 3.5rem;
    text-align: center;
}

.landing-header .button {
    margin-top: 1rem;
}

.landing-header p {
    max-width: 640px;
    margin: 0.75rem auto 0;
    color: rgba(255, 255, 255, 0.85);
}

.landing-inner {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.landing-logo {
    width: 72px;
    height: auto;
    filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.18));
}

.landing-main {
    display: flex;
    justify-content: center;
    padding-top: 48px;
}

.login-card {
    max-width: 640px;
    margin: 0 auto;
}

.card ul {
    padding-left: 1.25rem;
}

.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;
}

@media (max-width: 960px) {
    .header-container {
        flex-wrap: wrap;
        height: auto;
        padding: 16px 20px 20px;
        gap: 16px;
    }

    .header-nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .header-user {
        width: 100%;
        justify-content: space-between;
    }
}

@media (max-width: 720px) {
    .main-container {
        padding: 32px 18px 48px;
    }

    .container {
        padding: 1.5rem 1rem 0;
    }

    .card {
        padding: 1.6rem 1.5rem;
    }

    .header-user {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .review-actions,
    .inline-form,
    .reject-form,
    .actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-logout,
    .logout-form button {
        width: 100%;
    }
}