:root {
    --bg: #09111f;
    --panel: #101c31;
    --panel-2: #152742;
    --accent: #ff9f1a;
    --accent-2: #ffd166;
    --text: #f7fbff;
    --muted: #9ab0cb;
    --danger: #ff6b6b;
    --success: #2ecc71;
    --border: rgba(255, 255, 255, 0.08);
    --shadow: 0 18px 42px rgba(0, 0, 0, 0.35);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background:
        radial-gradient(circle at top, rgba(255, 159, 26, 0.18), transparent 30%),
        linear-gradient(180deg, #08101d 0%, #0c1627 45%, #060b15 100%);
    color: var(--text);
}

.mobile-page {
    min-height: 100vh;
}

.phone-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 14px;
}

.card {
    width: 100%;
    max-width: 390px;
    background: linear-gradient(180deg, rgba(16, 28, 49, 0.98), rgba(9, 17, 31, 0.98));
    border: 1px solid var(--border);
    border-radius: 26px;
    box-shadow: var(--shadow);
    padding: 24px 18px;
}

.dashboard-wide {
    max-width: 560px;
}

.auth-card,
.dashboard-card {
    display: grid;
    gap: 18px;
}

.brand-block h1,
.dashboard-card h1 {
    margin: 0;
    font-size: 1.9rem;
    line-height: 1.1;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--accent-2);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
    font-weight: 700;
}

.subtext {
    margin: 8px 0 0;
    color: var(--muted);
    line-height: 1.5;
    font-size: 0.94rem;
}

.stack {
    display: grid;
    gap: 14px;
}

.field {
    display: grid;
    gap: 8px;
}

.field span {
    font-size: 0.9rem;
    color: #dfe9f5;
    font-weight: 600;
}

.field input {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    background: var(--panel-2);
    color: var(--text);
    padding: 15px 14px;
    font-size: 1rem;
    outline: none;
}

.field input:focus {
    border-color: rgba(255, 209, 102, 0.8);
    box-shadow: 0 0 0 3px rgba(255, 209, 102, 0.14);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 52px;
    border: none;
    border-radius: 16px;
    text-decoration: none;
    background: linear-gradient(135deg, var(--accent), #ff7b00);
    color: #241400;
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 52px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
}

.alert {
    padding: 12px 14px;
    border-radius: 14px;
    font-size: 0.92rem;
}

.alert p {
    margin: 0;
}

.alert p + p {
    margin-top: 6px;
}

.error {
    background: rgba(255, 107, 107, 0.12);
    border: 1px solid rgba(255, 107, 107, 0.3);
    color: #ffd8d8;
}

.success {
    background: rgba(46, 204, 113, 0.12);
    border: 1px solid rgba(46, 204, 113, 0.28);
    color: #dbffe8;
}

.demo-box,
.info-panel {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 14px;
}

.demo-title {
    margin: 0 0 8px;
    color: var(--accent-2);
    font-weight: 700;
}

.demo-box p {
    margin: 6px 0;
    color: var(--muted);
}

.info-panel {
    display: grid;
    gap: 12px;
}

.info-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.info-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-row span {
    color: var(--muted);
}

.info-row strong {
    text-align: right;
}

.tool-list {
    display: grid;
    gap: 14px;
}

.tool-card {
    display: grid;
    gap: 8px;
    text-decoration: none;
    color: var(--text);
    background: linear-gradient(180deg, rgba(255, 159, 26, 0.12), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 209, 102, 0.16);
    border-radius: 20px;
    padding: 16px;
}

.feature-card {
    display: grid;
    gap: 8px;
    text-decoration: none;
    color: var(--text);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 209, 102, 0.08));
    border: 1px solid rgba(255, 209, 102, 0.18);
    border-radius: 22px;
    padding: 16px;
}

.feature-card strong {
    font-size: 1.08rem;
}

.feature-card small {
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.45;
}

.feature-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 4px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.feature-meta span {
    color: var(--muted);
    font-size: 0.88rem;
}

.feature-meta b {
    color: var(--accent-2);
    font-size: 1.05rem;
}

.tool-card strong {
    font-size: 1.06rem;
}

.tool-card small {
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.45;
}

.tool-kicker {
    color: var(--accent-2);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.72rem;
    font-weight: 700;
}

.result-panel {
    display: grid;
    gap: 12px;
}

.result-pill {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    padding: 14px 16px;
}

.result-pill span {
    color: var(--muted);
    font-weight: 600;
}

.result-pill strong {
    font-size: 1.4rem;
    color: var(--accent-2);
}

.formula-box {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 14px;
}

.formula-box p {
    margin: 6px 0;
    color: var(--muted);
    line-height: 1.5;
}

.sheet-card {
    display: grid;
    gap: 14px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 14px;
}

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

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

.sheet-table th,
.sheet-table td,
.combo-table th,
.combo-table td {
    border: 1px solid rgba(255, 255, 255, 0.16);
    padding: 10px 8px;
}

.sheet-table th,
.combo-table th {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    text-align: left;
    font-weight: 700;
}

.sheet-table td,
.combo-table td {
    color: #fff6cc;
    text-align: center;
    font-weight: 700;
}

.sheet-table td[colspan] {
    background: rgba(255, 209, 102, 0.92);
    color: #2a1900;
    text-align: left;
}

.matrix-table td {
    min-width: 36px;
}

.combo-table td:first-child,
.combo-table th:first-child {
    text-align: left;
    color: var(--text);
}

.client-list {
    display: grid;
    gap: 12px;
}

.client-card-link {
    text-decoration: none;
}

.client-card {
    display: grid;
    gap: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    padding: 14px;
}

.client-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.client-card-top strong {
    font-size: 1rem;
}

.client-card-top span {
    color: var(--accent-2);
    font-size: 0.82rem;
    font-weight: 700;
}

.client-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.client-grid p {
    margin: 0;
    display: grid;
    gap: 4px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 14px;
    padding: 10px;
}

.client-grid span {
    color: var(--muted);
    font-size: 0.76rem;
}

.client-grid b {
    color: var(--text);
    font-size: 0.9rem;
    word-break: break-word;
}

.detail-section {
    display: grid;
    gap: 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    padding: 14px;
}

.detail-section h2 {
    margin: 0;
    font-size: 1rem;
    color: var(--accent-2);
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.detail-grid p {
    margin: 0;
    display: grid;
    gap: 4px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 14px;
    padding: 10px;
}

.detail-grid span {
    color: var(--muted);
    font-size: 0.76rem;
}

.detail-grid b {
    color: var(--text);
    font-size: 0.9rem;
    word-break: break-word;
    font-weight: 700;
}

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

.loushe-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.loushe-cell {
    display: grid;
    gap: 4px;
    place-items: center;
    min-height: 64px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 10px;
}

.loushe-cell span {
    color: var(--muted);
    font-size: 0.76rem;
}

.loushe-cell b {
    color: var(--accent-2);
    font-size: 1rem;
}

.pill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(255, 209, 102, 0.12);
    border: 1px solid rgba(255, 209, 102, 0.18);
    color: #fff4c2;
    font-size: 0.86rem;
    font-weight: 700;
}

.stack-list {
    display: grid;
    gap: 10px;
}

.note-card {
    display: grid;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 12px;
}

.note-card strong {
    color: var(--text);
    font-size: 0.92rem;
}

.note-card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
    font-size: 0.88rem;
}

.empty-copy {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

@media (min-width: 500px) {
    .phone-shell {
        padding: 32px 20px;
    }
}