:root {
    --epa-primary: #064b8f;
    --epa-primary-strong: #003d78;
    --epa-primary-deep: #062f63;
    --epa-secondary: #2476eb;
    --epa-cyan: #08a9c7;
    --epa-green: #20b95a;
    --epa-orange: #ff7412;
    --epa-yellow: #f8bb08;
    --epa-red: #e44747;
    --epa-violet: #6945d8;
    --epa-bg: #f3f6fa;
    --epa-surface: #ffffff;
    --epa-surface-soft: #eef6ff;
    --epa-text: #12365f;
    --epa-heading: #082d61;
    --epa-muted: #61748b;
    --epa-border: #dce5ef;
    --epa-shadow: 0 6px 24px rgba(16, 52, 91, .08);
    --epa-radius: 12px;
    --epa-header-height: 76px;
    --epa-sidebar-width: 260px;
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    color: var(--epa-text);
    background: var(--epa-bg);
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; }
body { background: var(--epa-bg); color: var(--epa-text); }
button, input { font: inherit; }
a { color: inherit; }

/* Header */
.epa-header {
    height: var(--epa-header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 0 28px;
    color: #fff;
    background: linear-gradient(100deg, var(--epa-primary-deep), var(--epa-primary));
    box-shadow: 0 2px 10px rgba(0, 36, 77, .16);
    position: sticky;
    top: 0;
    z-index: 20;
}

.epa-header__brand, .epa-header__account, .epa-brand, .epa-user-badge { display: flex; align-items: center; }
.epa-header__brand { gap: 16px; min-width: 0; }
.epa-header__account { gap: 18px; }

.epa-menu-button {
    width: 34px;
    height: 34px;
    display: grid;
    align-content: center;
    gap: 5px;
    padding: 7px;
    border: 0;
    background: transparent;
    border-radius: 7px;
}
.epa-menu-button span { height: 2px; background: #fff; border-radius: 3px; }

.epa-brand { text-decoration: none; gap: 16px; min-width: 0; }
.epa-brand img { width: 135px; height: 60px; object-fit: contain; object-position: left center; filter: drop-shadow(0 1px 1px rgba(0,0,0,.12)); background: rgba(255,255,255,.96); border-radius: 7px; padding: 3px; }
.epa-brand__separator { width: 1px; height: 34px; background: rgba(255,255,255,.35); }
.epa-brand__title { font-size: 1.35rem; font-weight: 700; white-space: nowrap; }

.epa-user-badge { gap: 10px; }
.epa-user-badge__avatar { width: 36px; height: 36px; border-radius: 50%; background: #fff; color: var(--epa-primary); display: grid; place-items: center; font-size: .55rem; border: 3px solid rgba(255,255,255,.35); }
.epa-user-badge strong, .epa-user-badge small { display: block; }
.epa-user-badge strong { font-size: .9rem; }
.epa-user-badge small { color: #dcecff; font-size: .72rem; margin-top: 2px; }

/* Shell */
.epa-shell { display: grid; grid-template-columns: var(--epa-sidebar-width) minmax(0, 1fr); min-height: calc(100vh - var(--epa-header-height)); }
.epa-sidebar { background: #fff; border-right: 1px solid var(--epa-border); display: flex; flex-direction: column; justify-content: space-between; min-height: calc(100vh - var(--epa-header-height)); }
.epa-sidebar__nav { padding: 20px 15px; }
.epa-nav-item { min-height: 48px; display: grid; grid-template-columns: 30px 1fr auto; align-items: center; gap: 8px; padding: 0 15px; margin-bottom: 5px; border-radius: 8px; text-decoration: none; color: var(--epa-heading); font-weight: 600; }
.epa-nav-item--active { color: #fff; background: linear-gradient(100deg, var(--epa-primary-deep), var(--epa-primary)); box-shadow: 0 5px 14px rgba(6,75,143,.16); }
.epa-nav-item--disabled { cursor: default; opacity: .68; }
.epa-nav-icon { text-align: center; font-size: 1.25rem; }
.epa-nav-chevron { font-size: 1.5rem; }
.epa-nav-divider { border-top: 1px solid var(--epa-border); margin: 14px 0; }
.epa-sidebar__footer { border-top: 1px solid var(--epa-border); padding: 18px; }
.epa-sidebar__footer img { width: 165px; display: block; margin-bottom: 12px; }
.epa-sidebar__footer small { display: block; color: var(--epa-muted); line-height: 1.55; }
.epa-content { padding: 24px; min-width: 0; }

/* Common */
.epa-eyebrow { text-transform: uppercase; letter-spacing: .06em; font-size: .73rem; font-weight: 800; color: var(--epa-primary); margin: 0 0 6px; }
.epa-button { border: 0; border-radius: 7px; min-height: 40px; padding: 0 18px; font-weight: 700; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease; }
.epa-button:not(:disabled):hover { transform: translateY(-1px); }
.epa-button--primary { color: #fff; background: linear-gradient(100deg, var(--epa-primary-deep), var(--epa-primary)); box-shadow: 0 5px 14px rgba(6,75,143,.15); }
.epa-button--block { width: 100%; }
.epa-button--header { color: #fff; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.32); }
.epa-button:disabled { cursor: not-allowed; opacity: .58; }

/* Dashboard */
.epa-dashboard { max-width: 1420px; margin: 0 auto; }
.epa-hero { position: relative; display: grid; grid-template-columns: 1fr minmax(300px, 420px); gap: 30px; background: #fff; border: 1px solid var(--epa-border); border-radius: var(--epa-radius); padding: 24px 28px 30px; box-shadow: var(--epa-shadow); overflow: hidden; }
.epa-hero__welcome { display: flex; align-items: center; gap: 22px; }
.epa-hero__welcome h1 { margin: 0; color: var(--epa-heading); font-size: clamp(1.45rem, 2vw, 2rem); }
.epa-hero__welcome p:last-child { color: var(--epa-muted); margin-bottom: 0; }
.epa-hero__avatar { width: 105px; height: 105px; flex: 0 0 105px; display: grid; place-items: center; border-radius: 50%; color: var(--epa-primary); background: #e8f4ff; border: 1px solid #d9ebfb; font-size: 3rem; }
.epa-company-summary { padding: 18px 22px; border-radius: 10px; background: linear-gradient(135deg, #eef7ff, #e4f2ff); align-self: center; }
.epa-company-summary__row { display: grid; grid-template-columns: 36px 1fr; align-items: center; gap: 12px; }
.epa-company-summary__row + .epa-company-summary__row { margin-top: 16px; }
.epa-company-summary small, .epa-company-summary strong { display: block; }
.epa-company-summary small { color: var(--epa-muted); margin-bottom: 3px; }
.epa-company-summary strong { color: var(--epa-heading); }
.epa-company-summary--warning { background: #fff7e8; color: #8b5d00; }
.epa-summary-icon { font-size: 1.8rem; color: var(--epa-primary); text-align: center; }
.epa-hero__accent { position: absolute; height: 5px; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.epa-hero__accent span:nth-child(1) { background: var(--epa-secondary); }
.epa-hero__accent span:nth-child(2) { background: var(--epa-orange); }
.epa-hero__accent span:nth-child(3) { background: var(--epa-green); }
.epa-hero__accent span:nth-child(4) { background: var(--epa-yellow); }

.epa-module-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin-top: 20px; }
.epa-module-card { display: flex; flex-direction: column; align-items: center; text-align: center; min-height: 250px; padding: 22px; background: #fff; border: 1px solid var(--epa-border); border-radius: 10px; box-shadow: 0 4px 14px rgba(16,52,91,.05); }
.epa-module-card h2 { margin: 14px 0 5px; color: var(--epa-heading); font-size: 1.15rem; }
.epa-module-card p { color: var(--epa-muted); line-height: 1.5; margin: 0 auto 20px; max-width: 210px; }
.epa-module-card .epa-button { width: 100%; margin-top: auto; }
.epa-module-card__icon { width: 92px; height: 66px; display: grid; place-items: center; color: #fff; border-radius: 7px; font-size: 2rem; box-shadow: inset 0 -10px 22px rgba(0,0,0,.05); }
.epa-module-card__icon--blue { background: linear-gradient(135deg, #1676ff, #2466dd); }
.epa-module-card__icon--green { background: linear-gradient(135deg, #27c867, #13a647); }
.epa-module-card__icon--orange { background: linear-gradient(135deg, #ff8a13, #f16300); }
.epa-module-card__icon--yellow { background: linear-gradient(135deg, #ffc51b, #eba900); }

.epa-status-banner { margin-top: 20px; min-height: 50px; display: flex; align-items: stretch; justify-content: space-between; border: 1px solid #d5e9fb; border-radius: 8px; background: #eef7ff; overflow: hidden; }
.epa-status-banner__message, .epa-status-banner__ok { display: flex; align-items: center; gap: 10px; padding: 10px 18px; }
.epa-status-banner__message { color: #385a7e; }
.epa-status-banner__info { width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--epa-secondary); font-weight: 800; }
.epa-status-banner__ok { color: #14843f; background: #e8f8ee; font-weight: 700; white-space: nowrap; }

.epa-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 20px; }
.epa-info-card { background: #fff; border: 1px solid var(--epa-border); border-radius: 10px; padding: 22px; box-shadow: 0 4px 14px rgba(16,52,91,.04); }
.epa-section-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.epa-section-heading h2 { margin: 0; color: var(--epa-heading); font-size: 1.2rem; }
.epa-chip { display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px; border-radius: 999px; color: var(--epa-primary); background: #e9f3ff; font-weight: 700; font-size: .78rem; white-space: nowrap; }
.epa-chip--success { color: #11833a; background: #e7f8ec; }
.epa-check-list { list-style: none; margin: 20px 0 0; padding: 0; }
.epa-check-list li { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-top: 1px solid #edf1f5; }
.epa-check-list li:first-child { border-top: 0; }
.epa-check-list li span { color: var(--epa-green); font-weight: 900; }
.epa-info-card__lead { color: var(--epa-muted); line-height: 1.6; }
.epa-tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.epa-tag-row span { border: 1px solid var(--epa-border); background: #f7f9fb; padding: 7px 10px; border-radius: 7px; color: var(--epa-heading); font-size: .84rem; font-weight: 700; }

/* Login */
.epa-login-shell { min-height: 100vh; }
.epa-login-page { min-height: 100vh; display: grid; grid-template-columns: minmax(360px, 44%) 1fr; background: #f5f8fc; }
.epa-login-brand { position: relative; display: grid; place-items: center; overflow: hidden; background: linear-gradient(135deg, #dff2ff, #f4f9ff 56%, #d9eefb); }
.epa-login-brand::before, .epa-login-brand::after { content: ""; position: absolute; border-radius: 50%; background: rgba(36,118,235,.08); }
.epa-login-brand::before { width: 520px; height: 520px; left: -230px; top: -140px; }
.epa-login-brand::after { width: 420px; height: 420px; right: -230px; bottom: -180px; }
.epa-login-brand__content { position: relative; z-index: 1; max-width: 480px; padding: 60px; text-align: center; }
.epa-login-brand__content img { width: min(100%, 430px); border-radius: 12px; box-shadow: 0 18px 45px rgba(6,75,143,.10); }
.epa-login-brand__content h1 { margin: 30px 0 8px; color: var(--epa-heading); font-size: 2rem; }
.epa-login-brand__content p { color: var(--epa-muted); font-size: 1.04rem; }
.epa-login-panel { display: grid; place-items: center; padding: 40px; }
.epa-login-card { width: min(440px, 100%); padding: 34px; background: #fff; border: 1px solid var(--epa-border); border-radius: 14px; box-shadow: var(--epa-shadow); }
.epa-login-card__logo { width: 230px; display: block; margin: 0 auto 24px; }
.epa-login-card__heading { text-align: center; margin-bottom: 26px; }
.epa-login-card__heading h2 { margin: 0; font-size: 1.8rem; color: var(--epa-heading); }
.epa-login-card__heading p:last-child { color: var(--epa-muted); }
.epa-field { margin-bottom: 18px; }
.epa-field label { display: block; margin-bottom: 7px; color: var(--epa-heading); font-weight: 700; }
.epa-field input { width: 100%; height: 45px; padding: 0 13px; border: 1px solid #cbd7e3; border-radius: 7px; color: var(--epa-heading); background: #fff; outline: none; }
.epa-field input:focus { border-color: var(--epa-secondary); box-shadow: 0 0 0 3px rgba(36,118,235,.12); }
.epa-field span { display: block; color: var(--epa-red); margin-top: 5px; font-size: .82rem; }
.epa-validation-summary { color: var(--epa-red); background: #fff0f0; border-radius: 7px; margin-bottom: 14px; }
.epa-validation-summary ul { margin: 0; padding: 10px 12px 10px 30px; }
.epa-login-card__footer { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--epa-border); text-align: center; color: var(--epa-muted); }
.epa-login-card__footer strong, .epa-login-card__footer span { display: block; }
.epa-login-card__footer strong { color: var(--epa-primary); font-size: .86rem; }
.epa-login-card__footer span { margin-top: 5px; font-size: .72rem; }

/* Responsive */
@media (max-width: 1120px) {
    :root { --epa-sidebar-width: 220px; }
    .epa-brand img { width: 112px; }
    .epa-brand__title { font-size: 1.08rem; }
    .epa-module-grid { grid-template-columns: repeat(2, 1fr); }
    .epa-hero { grid-template-columns: 1fr; }
    .epa-company-summary { max-width: 520px; }
}

@media (max-width: 820px) {
    :root { --epa-header-height: 64px; }
    .epa-header { padding: 0 14px; }
    .epa-brand img { width: 84px; height: 48px; }
    .epa-brand__separator, .epa-brand__title, .epa-user-badge small, .epa-button--header { display: none; }
    .epa-shell { grid-template-columns: 1fr; }
    .epa-sidebar { display: none; }
    .epa-content { padding: 14px; }
    .epa-info-grid { grid-template-columns: 1fr; }
    .epa-login-page { grid-template-columns: 1fr; }
    .epa-login-brand { display: none; }
    .epa-login-panel { min-height: 100vh; padding: 20px; }
}

@media (max-width: 560px) {
    .epa-module-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .epa-module-card { min-height: 210px; padding: 15px 10px; }
    .epa-module-card__icon { width: 64px; height: 54px; }
    .epa-module-card h2 { font-size: 1rem; }
    .epa-module-card p { font-size: .82rem; }
    .epa-hero { padding: 18px 18px 24px; }
    .epa-hero__welcome { align-items: flex-start; gap: 13px; }
    .epa-hero__avatar { width: 62px; height: 62px; flex-basis: 62px; font-size: 2rem; }
    .epa-hero__welcome h1 { font-size: 1.35rem; }
    .epa-company-summary { padding: 14px; }
    .epa-status-banner { flex-direction: column; }
    .epa-status-banner__ok { justify-content: center; }
    .epa-login-card { padding: 24px 20px; }
}

/* M1 Organización */
.epa-nav-item--section { cursor: default; }
.epa-nav-group { margin: 2px 0 8px; }
.epa-nav-subitem { display: block; margin: 2px 10px 2px 43px; padding: 8px 10px; border-radius: 7px; color: var(--epa-text); text-decoration: none; font-size: .88rem; }
.epa-nav-subitem:hover { background: #edf5fd; color: var(--epa-primary); }
.epa-page { max-width: 1420px; margin: 0 auto; }
.epa-page--narrow { max-width: 980px; }
.epa-page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 18px; }
.epa-page-header h1 { margin: 0; color: var(--epa-heading); font-size: clamp(1.5rem, 2vw, 2rem); }
.epa-page-header p:last-child { margin-bottom: 0; color: var(--epa-muted); }
.epa-button--auto { width: auto !important; min-width: 140px; text-decoration: none; display: inline-flex; justify-content: center; align-items: center; }
.epa-button--secondary { color: var(--epa-heading); background: #fff; border: 1px solid var(--epa-border); text-decoration: none; }
.epa-data-card, .epa-form-card { background: #fff; border: 1px solid var(--epa-border); border-radius: 10px; box-shadow: var(--epa-shadow); }
.epa-data-card { overflow: hidden; }
.epa-table-wrap { overflow-x: auto; }
.epa-table { width: 100%; border-collapse: collapse; min-width: 720px; }
.epa-table th, .epa-table td { padding: 13px 16px; border-bottom: 1px solid #edf1f5; text-align: left; vertical-align: middle; }
.epa-table th { color: var(--epa-heading); background: #f7fafe; font-size: .8rem; text-transform: uppercase; letter-spacing: .035em; }
.epa-table tbody tr:hover { background: #fbfdff; }
.epa-table-actions { text-align: right !important; }
.epa-table-actions a { color: var(--epa-primary); font-weight: 700; text-decoration: none; }
.epa-empty { padding: 40px 24px; text-align: center; color: var(--epa-muted); }
.epa-chip--muted { color: #697889; background: #eef1f4; }
.epa-form-card { padding: 24px; }
.epa-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 22px; }
.epa-field--wide { grid-column: 1 / -1; }
.epa-field select { width: 100%; height: 45px; padding: 0 11px; border: 1px solid #cbd7e3; border-radius: 7px; color: var(--epa-heading); background: #fff; outline: none; }
.epa-field select:focus { border-color: var(--epa-secondary); box-shadow: 0 0 0 3px rgba(36,118,235,.12); }
.epa-check { display: inline-flex; align-items: center; gap: 9px; color: var(--epa-heading); font-weight: 650; }
.epa-check input { width: 18px; height: 18px; }
.epa-form-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--epa-border); }
.epa-alert { margin: 0 0 16px; padding: 12px 15px; border-radius: 8px; }
.epa-alert--success { color: #117c38; background: #e8f8ee; border: 1px solid #ccefd8; }
@media (max-width: 720px) { .epa-page-header { align-items: stretch; flex-direction: column; } .epa-page-header .epa-button { align-self: flex-start; } .epa-form-grid { grid-template-columns: 1fr; } .epa-field--wide { grid-column: auto; } .epa-form-actions { flex-direction: column-reverse; } .epa-form-actions .epa-button { width: 100% !important; } }


/* DAT-050.4.1 - Corrección administrativa */
.epa-correction-form { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 1.5rem; align-items: start; }
.epa-correction-time .form-control { width: 100%; max-width: 180px; }
.epa-correction-reason textarea { width: 100%; min-height: 96px; resize: vertical; }
.epa-field-help { margin-top: .35rem; font-size: .82rem; color: var(--epa-muted); }
.epa-correction-actions { margin-top: 1.5rem; display: flex; justify-content: flex-end; gap: .75rem; flex-wrap: wrap; }
@media (max-width: 768px) {
    .epa-correction-form { grid-template-columns: 1fr; }
    .epa-correction-time .form-control { max-width: 100%; }
    .epa-correction-actions { justify-content: stretch; }
    .epa-correction-actions .epa-button { flex: 1; }
}