:root {
    --apa-orange: #EF502E;
    --apa-burgundy: #7E3232;
    --apa-beige: #F5F0EA;
    --apa-gray: #ACA7A3;
    --apa-white: #FFFFFF;
    --apa-text: #413534;
    --apa-line: #DED4CB;
    --apa-burgundy-deep: #622626;
    --apa-orange-deep: #D94526;
    --apa-burgundy-soft: rgba(126, 50, 50, 0.10);
    --apa-orange-soft: rgba(239, 80, 46, 0.12);
    --shadow: 0 18px 45px rgba(72, 49, 46, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Lato", "Segoe UI", sans-serif;
    background:
        linear-gradient(180deg, rgba(245, 240, 234, 0.94) 0%, rgba(245, 240, 234, 1) 100%);
    color: var(--apa-text);
}

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

a:hover {
    text-decoration: underline;
}

h1,
h3 {
    color: var(--apa-burgundy);
}

h2 {
    color: var(--apa-orange);
}

.app-shell {
    min-height: 100vh;
}

.app-shell--authed {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
}

.sidebar {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100vh;
    padding: 28px 22px;
    background:
        linear-gradient(180deg, var(--apa-burgundy) 0%, var(--apa-burgundy-deep) 100%);
    color: var(--apa-white);
}

.brand {
    display: grid;
    gap: 16px;
}

.brand__logo-link,
.page-header__logo-wrap {
    display: inline-flex;
}

.brand__logo,
.page-header__logo {
    width: 148px;
    height: auto;
    background: var(--apa-white);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(45, 21, 21, 0.18);
}

.page-header__logo {
    width: 132px;
}

.brand__title {
    display: block;
    font-size: 1.34rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--apa-white);
}

.brand__title:hover {
    text-decoration: none;
}

.nav {
    display: grid;
    gap: 8px;
    margin: 28px 0;
}

.nav__link {
    padding: 12px 14px;
    border-left: 3px solid transparent;
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.92);
    transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.nav__link:hover,
.nav__link.is-active {
    background: rgba(239, 80, 46, 0.16);
    border-color: var(--apa-orange);
    color: var(--apa-white);
    text-decoration: none;
}

.sidebar__footer {
    display: grid;
    gap: 12px;
}

.sidebar__user strong,
.page-header h1,
.card h2,
.card h3,
.stat-card strong {
    display: block;
}

.sidebar__user span,
.page-header p,
.page-footer p,
.helper-text,
.empty-state p,
th {
    color: #736865;
}

.sidebar__user span {
    color: rgba(255, 255, 255, 0.72);
}

.content {
    padding: 30px;
}

.content--public {
    max-width: 1100px;
    margin: 0 auto;
    padding-top: 46px;
}

.page-header {
    display: flex;
    align-items: center;
    gap: 22px;
    margin-bottom: 24px;
    padding: 20px 22px;
    border-radius: 20px;
    background: var(--apa-white);
    border: 1px solid rgba(126, 50, 50, 0.10);
    box-shadow: var(--shadow);
}

.page-header--public {
    background: linear-gradient(180deg, var(--apa-white) 0%, #FCFAF7 100%);
}

.page-header--centered {
    align-items: center;
    flex-direction: column;
    justify-content: center;
    padding: 34px 24px 22px;
    text-align: center;
}

.page-header h1 {
    margin: 0 0 6px;
    font-size: clamp(2rem, 2vw + 1.2rem, 2.85rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.page-header__intro {
    display: grid;
    gap: 6px;
}

.page-header--centered .page-header__intro {
    justify-items: center;
}

.page-header--centered .page-header__logo-wrap {
    justify-content: center;
    width: 100%;
}

.page-header--centered .page-header__logo {
    width: 164px;
}

.page-header--centered p {
    max-width: 560px;
}

.page-header p,
.page-footer p {
    margin: 0;
}

.notice {
    margin-bottom: 18px;
    padding: 14px 16px;
    border: 1px solid transparent;
    border-radius: 14px;
    background: var(--apa-white);
}

.notice--success {
    border-color: rgba(126, 50, 50, 0.18);
    background: var(--apa-burgundy-soft);
}

.notice--error {
    border-color: rgba(126, 50, 50, 0.28);
    background: rgba(126, 50, 50, 0.14);
}

.notice--warning {
    border-color: rgba(239, 80, 46, 0.28);
    background: var(--apa-orange-soft);
}

.grid,
.stats-grid,
.login-grid,
.form-grid {
    display: grid;
    gap: 18px;
}

.stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    margin-bottom: 24px;
}

.login-grid {
    max-width: 860px;
    margin: 0 auto;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card,
.stat-card,
.table-card,
.empty-state {
    background: var(--apa-white);
    border: 1px solid rgba(126, 50, 50, 0.10);
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.card,
.table-card,
.empty-state {
    padding: 24px;
}

.stat-card {
    padding: 18px;
    background: linear-gradient(180deg, #FBF8F3 0%, var(--apa-beige) 100%);
}

.stat-card span {
    display: block;
    margin-bottom: 10px;
    color: #7B706C;
    font-size: 0.94rem;
}

.stat-card strong {
    font-size: 2rem;
    color: var(--apa-burgundy);
}

.card h2,
.card h3,
.table-card h2,
.empty-state h2 {
    margin-top: 0;
}

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

.field {
    display: grid;
    gap: 7px;
    margin-bottom: 16px;
}

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

label {
    font-weight: 700;
    color: var(--apa-burgundy);
}

input,
select,
textarea {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--apa-line);
    border-radius: 12px;
    font: inherit;
    color: var(--apa-text);
    background: var(--apa-white);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: rgba(239, 80, 46, 0.55);
    box-shadow: 0 0 0 3px rgba(239, 80, 46, 0.12);
}

textarea {
    min-height: 130px;
    resize: vertical;
}

.button,
button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 16px;
    border: 1px solid transparent;
    border-radius: 999px;
    background: var(--apa-orange);
    color: var(--apa-white);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.button:hover,
button:hover {
    text-decoration: none;
    filter: brightness(1.03);
}

.button--secondary {
    background: var(--apa-burgundy);
    color: var(--apa-white);
}

.button--ghost {
    background: transparent;
    color: var(--apa-orange);
    border-color: rgba(239, 80, 46, 0.36);
}

.sidebar .button--ghost {
    color: var(--apa-white);
    border-color: rgba(255, 255, 255, 0.34);
}

.button--small {
    padding: 8px 12px;
    font-size: 0.92rem;
}

.button--danger {
    background: transparent;
    border-color: rgba(126, 50, 50, 0.28);
    color: var(--apa-burgundy);
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

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

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

th,
td {
    padding: 12px 10px;
    border-bottom: 1px solid rgba(172, 167, 163, 0.32);
    text-align: left;
    vertical-align: top;
}

th {
    font-size: 0.92rem;
    font-weight: 700;
}

.badge {
    display: inline-flex;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 0.88rem;
    background: rgba(172, 167, 163, 0.18);
    color: #625754;
}

.badge--success {
    background: var(--apa-burgundy-soft);
    color: var(--apa-burgundy);
}

.badge--warning {
    background: var(--apa-orange-soft);
    color: var(--apa-orange);
}

.badge--muted {
    background: rgba(172, 167, 163, 0.18);
    color: #756A67;
}

.participants {
    display: grid;
    gap: 16px;
}

.participant-row {
    padding: 16px;
    border: 1px solid rgba(126, 50, 50, 0.10);
    border-radius: 16px;
    background: var(--apa-beige);
}

.participant-row__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.checkbox {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 400;
}

.checkbox input {
    width: auto;
}

.text-block {
    margin: 0;
    padding: 16px;
    border-radius: 16px;
    background: #FCFAF7;
    border: 1px solid rgba(172, 167, 163, 0.28);
    white-space: pre-wrap;
}

.inline-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.inline-form {
    display: inline-flex;
}

.table-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.helper-text {
    margin: 0;
    font-size: 0.95rem;
}

.page-footer {
    margin-top: 32px;
    padding-top: 18px;
    border-top: 1px solid rgba(172, 167, 163, 0.36);
}

@media (max-width: 920px) {
    .app-shell--authed {
        grid-template-columns: 1fr;
    }

    .sidebar {
        min-height: auto;
    }

    .brand__logo {
        width: 124px;
    }
}

@media (max-width: 640px) {
    .content {
        padding: 18px;
    }

    .page-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .participant-row__top,
    .button-row {
        align-items: stretch;
        flex-direction: column;
    }

    .page-header--centered {
        align-items: center;
    }
}