:root {
    --bg: #eef4f8;
    --surface: rgba(255, 255, 255, 0.92);
    --surface-strong: #ffffff;
    --surface-soft: #f4f8fb;
    --text: #102033;
    --muted: #546579;
    --line: #d6e1ea;
    --line-strong: #b7c8d8;
    --primary: #0c2d57;
    --primary-2: #0f4c81;
    --accent: #11c5d9;
    --accent-soft: #6fe7e1;
    --success: #0fa77a;
    --danger: #c94b4b;
    --warn: #d98e04;
    --shadow: 0 18px 40px rgba(12, 45, 87, 0.12);
    --shadow-soft: 0 10px 22px rgba(12, 45, 87, 0.08);
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --font-ui: "Trebuchet MS", "Segoe UI", sans-serif;
    --font-display: "Segoe UI", "Trebuchet MS", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    font-family: var(--font-ui);
    background:
        radial-gradient(circle at top left, rgba(17, 197, 217, 0.12), transparent 22%),
        radial-gradient(circle at 85% 18%, rgba(15, 76, 129, 0.10), transparent 18%),
        radial-gradient(circle at 80% 78%, rgba(111, 231, 225, 0.18), transparent 20%),
        linear-gradient(135deg, rgba(12, 45, 87, 0.04), transparent 28%),
        linear-gradient(155deg, rgba(17, 197, 217, 0.05), transparent 36%),
        var(--bg);
}

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

.app-shell {
    width: min(1380px, calc(100% - 40px));
    margin: 26px auto 32px;
}

.app-topbar {
    position: relative;
    top: 0;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    margin-bottom: 18px;
    border: 1px solid rgba(17, 197, 217, 0.18);
    border-radius: 26px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(244, 248, 251, 0.92));
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(14px);
}

.brand-block {
    display: flex;
    align-items: center;
    gap: 16px;
}

.brand-mark {
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: linear-gradient(145deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    box-shadow: 0 14px 28px rgba(15, 76, 129, 0.22);
}

.brand-mark-logo {
    width: 88px;
    height: 88px;
    padding: 8px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.92);
}

.brand-mark-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.brand-copy h1,
.brand-copy h2 {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(24px, 2.5vw, 34px);
    letter-spacing: 0.02em;
    color: var(--primary);
}

.brand-copy p {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
}

.user-strip {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--muted);
}

.user-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
}

.user-badge strong {
    color: var(--primary);
}

#logout-link,
.logout-link {
    color: var(--primary);
    font-weight: 700;
}

.app-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

.app-nav a {
    padding: 11px 18px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.78);
    color: var(--primary);
    font-weight: 700;
    box-shadow: var(--shadow-soft);
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.app-nav a:hover {
    transform: translateY(-1px);
    border-color: rgba(17, 197, 217, 0.35);
    background: rgba(255, 255, 255, 0.96);
}

.app-content {
    padding: 22px 24px 28px;
    border: 1px solid rgba(17, 197, 217, 0.16);
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.90), rgba(250, 252, 254, 0.88));
    box-shadow: var(--shadow);
    backdrop-filter: blur(12px);
}

.flash {
    list-style: none;
    padding: 0;
    margin: 0 0 18px;
}

.flash li {
    padding: 14px 18px;
    margin-bottom: 12px;
    border-radius: 16px;
    border: 1px solid transparent;
    box-shadow: var(--shadow-soft);
}

.flash-success {
    background: rgba(15, 167, 122, 0.14);
    border-color: rgba(15, 167, 122, 0.24);
}

.flash-info {
    background: rgba(17, 197, 217, 0.14);
    border-color: rgba(17, 197, 217, 0.24);
}

.flash-error {
    background: rgba(201, 75, 75, 0.14);
    border-color: rgba(201, 75, 75, 0.24);
}

hr {
    border: 0;
    border-top: 1px solid rgba(183, 200, 216, 0.65);
    margin: 18px 0;
}

h1, h2, h3, h4 {
    color: var(--primary);
    font-family: var(--font-display);
}

p {
    line-height: 1.6;
}

input,
select,
textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface-strong);
    color: var(--text);
    font: inherit;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: rgba(17, 197, 217, 0.62);
    box-shadow: 0 0 0 4px rgba(17, 197, 217, 0.12);
}

button,
.btn,
.btn-small,
input[type="submit"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    padding: 10px 16px;
    border: 1px solid rgba(12, 45, 87, 0.16);
    border-radius: 12px;
    background: linear-gradient(180deg, #ffffff, #edf4f8);
    color: var(--primary);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--shadow-soft);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

button:hover,
.btn:hover,
.btn-small:hover,
input[type="submit"]:hover {
    transform: translateY(-1px);
    border-color: rgba(17, 197, 217, 0.35);
    box-shadow: 0 14px 28px rgba(12, 45, 87, 0.10);
}

button:disabled,
.btn:disabled,
.btn-disabled {
    opacity: 0.56;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

table {
    width: 100%;
    border-collapse: collapse;
    border-spacing: 0;
    overflow: hidden;
    border-radius: 18px;
    background: var(--surface-strong);
    box-shadow: var(--shadow-soft);
}

th,
td {
    padding: 12px 14px;
    border: 1px solid var(--line);
    vertical-align: middle;
    text-align: left;
}

th {
    background: linear-gradient(180deg, #f7fbfd, #eaf3f8);
    color: var(--primary);
    font-size: 14px;
    letter-spacing: 0.02em;
}

tr:nth-child(even) td {
    background: #f7fafc;
}

tr:hover td {
    background: #ecf8fb;
}

.muted {
    color: var(--muted);
}

.inicio-center {
    min-height: calc(100vh - 250px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.inicio-panel {
    width: min(1180px, 100%);
}

.hero-panel {
    display: grid;
    grid-template-columns: 1.35fr 0.95fr;
    gap: 22px;
    align-items: stretch;
}

.hero-card,
.hero-side {
    padding: 28px;
    border: 1px solid rgba(17, 197, 217, 0.18);
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(242, 248, 251, 0.92));
    box-shadow: var(--shadow);
}

.hero-card {
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: "";
    position: absolute;
    inset: auto -120px -120px auto;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(17, 197, 217, 0.18), transparent 65%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    margin-bottom: 14px;
    border-radius: 999px;
    background: rgba(17, 197, 217, 0.12);
    color: var(--primary-2);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-card h1 {
    margin: 0 0 12px;
    font-size: clamp(34px, 4vw, 54px);
    line-height: 1.05;
}

.hero-card p {
    max-width: 720px;
    margin: 0 0 22px;
    color: var(--muted);
    font-size: 18px;
}

.hero-list {
    display: grid;
    gap: 14px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.hero-list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    color: var(--text);
}

.hero-list-mark {
    width: 30px;
    height: 30px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: linear-gradient(145deg, rgba(12, 45, 87, 0.95), rgba(17, 197, 217, 0.85));
    color: #fff;
    font-size: 14px;
}

.hero-side {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 18px;
}

.hero-side-top h3 {
    margin: 0 0 8px;
    font-size: 24px;
}

.hero-side-top p {
    margin: 0;
    color: var(--muted);
}

.kpi-grid {
    display: grid;
    gap: 14px;
}

.kpi-card {
    padding: 18px 18px 16px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.86);
}

.kpi-label {
    color: var(--muted);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.kpi-value {
    margin-top: 8px;
    color: var(--primary);
    font-size: 34px;
    font-weight: 800;
    line-height: 1;
}

.kpi-sub {
    margin-top: 8px;
    color: var(--muted);
    font-size: 14px;
}

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

.hero-actions .btn {
    min-width: 170px;
}

.btn-primary {
    border-color: transparent;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
}

.btn-primary:hover {
    border-color: transparent;
}

.login-wrap {
    min-height: calc(100vh - 180px);
    display: grid;
    place-items: center;
}

.login-shell {
    width: min(1120px, 100%);
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid rgba(17, 197, 217, 0.14);
}

.login-brand {
    padding: 42px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(111, 231, 225, 0.28), transparent 30%),
        linear-gradient(145deg, #0b2341, #0f4c81 58%, #11c5d9 140%);
}

.login-brand-logo {
    width: min(360px, 100%);
    margin-bottom: 28px;
}

.login-brand-logo img {
    width: 100%;
    height: auto;
    display: block;
}

.login-brand h1 {
    margin: 0 0 12px;
    color: #fff;
    font-size: clamp(34px, 4vw, 52px);
    line-height: 1;
}

.login-brand p {
    margin: 0 0 24px;
    max-width: 420px;
    color: rgba(255, 255, 255, 0.84);
    font-size: 17px;
}

.login-brand-list {
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.login-brand-list li {
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(6px);
}

.login-panel {
    padding: 42px 34px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 249, 252, 0.92));
}

.login-panel h2 {
    margin: 0 0 8px;
    font-size: 30px;
}

.login-panel p {
    margin: 0 0 24px;
    color: var(--muted);
}

.login-form {
    display: grid;
    gap: 16px;
}

.password-field {
    position: relative;
}

.password-field input {
    padding-right: 56px;
}

.password-toggle {
    position: absolute;
    top: 50%;
    right: 10px;
    min-width: 40px;
    min-height: 40px;
    padding: 0;
    border-radius: 12px;
    transform: translateY(-50%);
    box-shadow: none;
}

.password-toggle:hover {
    transform: translateY(-51%);
}

.password-toggle-icon {
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.password-toggle-icon svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.login-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-top: 8px;
}

.login-help {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 14px;
}

/* ===== PDF Collage Modal ===== */
.pdf-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(8, 22, 38, 0.48);
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.pdf-modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50vw;
    max-width: 900px;
    height: 80vh;
    padding: 14px;
    border: 1px solid rgba(17, 197, 217, 0.18);
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 249, 252, 0.96));
    box-shadow: 0 28px 60px rgba(12, 45, 87, 0.22);
    z-index: 10000;
}

.pdf-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.pdf-modal-sub {
    font-size: 12px;
    color: var(--muted);
}

.pdf-modal-body {
    display: flex;
    gap: 12px;
    height: calc(80vh - 120px);
}

.pdf-thumbs {
    flex: 1;
    overflow: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.86);
}

.pdf-thumb {
    position: relative;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #fafcfd;
    cursor: pointer;
}

.pdf-thumb.draggable {
    cursor: grab;
}

.pdf-thumb.dragging {
    opacity: 0.45;
}

.pdf-thumb.drag-over {
    border-color: #11c5d9;
    box-shadow: 0 0 0 2px rgba(17, 197, 217, 0.28);
}

.pdf-thumb canvas {
    width: 100%;
    height: auto;
    display: block;
}

.pdf-thumb input[type="checkbox"] {
    position: absolute;
    top: 6px;
    right: 6px;
}

.pdf-thumb.selected {
    border-color: #2f6fed;
    box-shadow: 0 0 0 2px rgba(47, 111, 237, 0.22);
}

.pdf-thumb-page {
    margin-top: 6px;
    font-size: 11px;
    color: var(--muted);
    text-align: center;
}

.pdf-preview {
    width: 45%;
    border: 1px solid var(--line);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    overflow: auto;
}

.pdf-preview canvas {
    max-width: 100%;
    height: auto;
}

.pdf-modal-footer {
    margin-top: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.pdf-actions {
    display: none;
    gap: 8px;
}

.pdf-order-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    flex-wrap: wrap;
}

.pdf-order-note {
    font-size: 12px;
    color: var(--muted);
}

@media (max-width: 980px) {
    .app-shell {
        width: min(100% - 24px, 100%);
        margin: 16px auto 24px;
    }

    .app-topbar,
    .app-content {
        padding: 18px;
    }

    .hero-panel,
    .login-shell {
        grid-template-columns: 1fr;
    }

    .pdf-modal {
        width: 92vw;
        height: 88vh;
    }

    .pdf-modal-body {
        flex-direction: column;
        height: auto;
    }

    .pdf-preview {
        width: 100%;
        height: 34vh;
    }
}