/* ── Light mode (default) ───────────────────────────────────────────────────── */
:root {
    --bg:                #f0f4f8;
    --bg-card:           #ffffff;
    --bg-input:          #f8fafc;
    --bg-code:           #e8edf2;
    --bg-header:         rgba(240,244,248,0.88);
    --bg-hover:          rgba(0,0,0,0.025);
    --border:            #c8d1db;
    --border-subtle:     rgba(200,209,219,0.7);
    --border-focus:      #0891b2;
    --text:              #1a2433;
    --text-muted:        #546e7a;
    --text-dim:          #90a4ae;
    --accent:            #0891b2;
    --accent-hover:      #0ea5c9;
    --accent-dim:        #e0f7fa;
    --accent-glow:       rgba(8,145,178,0.15);
    --accent-glow-strong:rgba(8,145,178,0.3);
    --danger:            #c62828;
    --danger-bg:         #fff3f3;
    --danger-text:       #c62828;
    --success:           #1b7a36;
    --success-bg:        #f0faf3;
    --success-text:      #1b7a36;
    --warn:              #a05c00;
    --warn-bg:           #fffbeb;
    --warn-text:         #a05c00;
    --font-sans:         system-ui, sans-serif;
    --radius:            6px;
    --radius-lg:         10px;
    --shadow:            0 4px 24px rgba(0,0,0,0.08);
    --shadow-glow:       0 0 0 3px var(--accent-glow);
    /* Topographic background */
    --topo-a:            rgba(62, 110, 48, 0.042);
    --topo-b:            rgba(45,  88, 34, 0.030);
    --topo-c:            rgba(85, 138, 65, 0.036);
}

/* ── Dark mode (auto via OS preference) ─────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
    :root {
        --bg:                #0d1117;
        --bg-card:           #161b22;
        --bg-input:          #0d1117;
        --bg-code:           #1c2128;
        --bg-header:         rgba(13,17,23,0.8);
        --bg-hover:          rgba(255,255,255,0.02);
        --border:            #30363d;
        --border-subtle:     rgba(48,54,61,0.5);
        --border-focus:      #58a6ff;
        --text:              #e6edf3;
        --text-muted:        #7d8590;
        --text-dim:          #484f58;
        --accent:            #00c4e0;
        --accent-hover:      #33d4ec;
        --accent-dim:        #0a4a52;
        --accent-glow:       rgba(0,196,224,0.15);
        --accent-glow-strong:rgba(0,196,224,0.3);
        --danger:            #f85149;
        --danger-bg:         #2c1a1a;
        --danger-text:       #ff8080;
        --success:           #3fb950;
        --success-bg:        #1a2c1a;
        --success-text:      #80d080;
        --warn:              #d29922;
        --warn-bg:           #2c2314;
        --warn-text:         #e0b84a;
        --shadow:            0 4px 24px rgba(0,0,0,0.4);
        --shadow-glow:       0 0 0 3px var(--accent-glow);
        /* Topographic background — slightly brighter on dark */
        --topo-a:            rgba(95, 165, 72, 0.052);
        --topo-b:            rgba(65, 130, 50, 0.038);
        --topo-c:            rgba(120, 190, 90, 0.044);
    }
}

/* ── Reset ──────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
    background-color: var(--bg);
    /* Topographic contour pattern — three offset focal points create
       an organic interference that reads as terrain without being literal. */
    background-image:
        repeating-radial-gradient(circle at 22% 38%,
            transparent 0px, transparent 27px,
            var(--topo-a) 27px, var(--topo-a) 28px
        ),
        repeating-radial-gradient(circle at 76% 62%,
            transparent 0px, transparent 34px,
            var(--topo-b) 34px, var(--topo-b) 35px
        ),
        repeating-radial-gradient(circle at 54% 8%,
            transparent 0px, transparent 21px,
            var(--topo-c) 21px, var(--topo-c) 22px
        );
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.6;
    min-height: 100vh;
}

/* ── Layout ──────────────────────────────────────────────────────────────────── */
.page-wrap {
    max-width: 680px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}
.page-wrap--wide { max-width: 960px; }

/* ── Header / Nav ────────────────────────────────────────────────────────────── */
.site-header {
    border-bottom: 1px solid var(--border);
    padding: 0.68rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-header);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 100;
}
.site-logo {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.site-logo__img {
    height: 38px;
    width: auto;
    display: block;
    /* Separator line between logo and app name */
    padding-right: 0.75rem;
    border-right: 1px solid var(--border);
}
.site-logo__name {
    font-family: 'Montserrat', sans-serif;
    letter-spacing: -0.01em;
}
.login-header .site-logo {
    display: flex;
    align-items: center;     /* vertically center image + text */
    justify-content: center; /* horizontally center them */
    gap: 8px;                /* optional spacing between logo and text */
}

@media (prefers-color-scheme: dark) {
    .site-logo__img {
        filter: brightness(0) invert(1);
    }
    .site-logo {
        color: white; 
    }
}
.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}
.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--accent); }
.nav-role {
    font-size: 0.72rem;
    color: var(--text-dim);
    letter-spacing: 0.04em;
    padding: 0.15rem 0.45rem;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
}

/* ── Typography ──────────────────────────────────────────────────────────────── */
h1, h2, h3 { font-weight: 500; line-height: 1.2; }
h1 { font-size: 1.75rem; color: var(--text); margin-bottom: 0.5rem; }
h2 { font-size: 1.25rem; color: var(--text); margin-bottom: 0.75rem; }
h3 { font-size: 1rem; color: var(--text-muted); margin-bottom: 0.5rem; }
.page-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

/* ── Card ────────────────────────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow);
}
.card + .card { margin-top: 1.25rem; }
.card__header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}
.card__icon {
    width: 28px; height: 28px;
    background: var(--accent-dim);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}
.card__title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
    letter-spacing: 0.01em;
}

/* ── Form Controls ───────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-group--inline { margin-bottom: 0; }
.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.4rem;
}
.form-label .required { color: var(--danger); margin-left: 2px; }

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    padding: 0.6rem 0.875rem;
    transition: border-color 0.15s, box-shadow 0.15s;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
}
.form-textarea {
    font-size: 0.85rem;
    resize: vertical;
    min-height: 120px;
    line-height: 1.5;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--border-focus);
    box-shadow: var(--shadow-glow);
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-dim); }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } }

.form-hint {
    font-size: 0.775rem;
    color: var(--text-dim);
    margin-top: 0.3rem;
}
.expiry-mode-toggle {
    display: inline-block;
    margin-top: 0.3rem;
    font-size: 0.775rem;
    color: var(--text-dim);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 2px;
}
.expiry-mode-toggle:hover { color: var(--text-muted); }

/* ── File drop zone ──────────────────────────────────────────────────────────── */
.file-drop {
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    position: relative;
}
.file-drop:hover, .file-drop.drag-over {
    border-color: var(--accent);
    background: var(--accent-glow);
}
.file-drop input[type=file] {
    position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%;
}
.file-drop__icon { font-size: 2rem; margin-bottom: 0.5rem; }
.file-drop__label { color: var(--text-muted); font-size: 0.875rem; }
.file-drop__label strong { color: var(--accent); }
.file-drop__selected {
    font-size: 0.825rem;
    color: var(--success);
    margin-top: 0.5rem;
}

/* ── Tabs ─────────────────────────────────────────────────────────────────────── */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}
.tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.6rem 1.25rem;
    margin-bottom: -1px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: color 0.15s, border-color 0.15s;
}
.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}
.tab-btn:hover:not(.active) { color: var(--text); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Buttons ──────────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    transition: all 0.15s;
    outline: none;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn--primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn--primary:hover:not(:disabled) {
    background: var(--accent-hover);
    box-shadow: 0 0 16px var(--accent-glow-strong);
}
.btn--ghost {
    background: transparent;
    color: var(--text-muted);
    border-color: var(--border);
}
.btn--ghost:hover:not(:disabled) {
    color: var(--text);
    border-color: var(--text-muted);
}
.btn--danger {
    background: transparent;
    color: var(--danger);
    border-color: var(--danger);
}
.btn--danger:hover:not(:disabled) {
    background: var(--danger-bg);
}
.btn--full { width: 100%; }
.btn--lg { padding: 0.8rem 1.5rem; font-size: 0.9rem; }
.btn--secondary {
    background: var(--surface);
    color: var(--text);
    border-color: var(--border);
}
.btn--secondary:hover:not(:disabled) {
    border-color: var(--text-muted);
    background: var(--surface-hover, var(--surface));
}
.divider {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin: 1rem 0;
    color: var(--text-muted);
    font-size: .8rem;
}
.divider::before, .divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

/* Loading spinner inside button */
.btn .spinner {
    width: 14px; height: 14px;
    border: 2px solid rgba(255,255,255,0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    display: none;
}
.btn.loading .spinner { display: block; }
.btn.loading .btn-label { opacity: 0.6; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Result Box ──────────────────────────────────────────────────────────────── */
.result-box {
    background: var(--bg-code);
    border: 1px solid var(--accent-dim);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-top: 1.5rem;
    display: none;
    animation: fadeInUp 0.3s ease;
}
.result-box.visible { display: block; }
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}
.result-box__label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 0.5rem;
}
.result-box__url {
    font-size: 0.8rem;
    color: var(--text);
    word-break: break-all;
    background: var(--bg);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-bottom: 0.75rem;
    line-height: 1.5;
    user-select: all;
}
.result-box__meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.result-box__meta span { display: flex; align-items: center; gap: 0.3rem; }
.result-box__actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.owner-token-box {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: var(--warn-bg);
    border: 1px solid var(--warn);
    border-radius: var(--radius);
    font-size: 0.75rem;
    color: var(--warn-text);
}
.owner-token-box strong { display: block; margin-bottom: 0.25rem; }

/* ── Secret view page ────────────────────────────────────────────────────────── */
.secret-display {
    background: var(--bg-code);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    font-size: 0.875rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-all;
    color: var(--text);
    min-height: 80px;
    position: relative;
    width: 100%;
    resize: none;
    overflow: hidden;
}
.secret-display:focus {
  outline: none;
  box-shadow: none;
}
/* ── Alerts ───────────────────────────────────────────────────────────────────── */
.alert {
    padding: 0.875rem 1rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    border: 1px solid transparent;
}
.alert--error {
    background: var(--danger-bg);
    border-color: var(--danger);
    color: var(--danger-text);
}
.alert--success {
    background: var(--success-bg);
    border-color: var(--success);
    color: var(--success-text);
}
.alert--warn {
    background: var(--warn-bg);
    border-color: var(--warn);
    color: var(--warn-text);
}
.alert--info {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}
.alert__icon { flex-shrink: 0; font-size: 1rem; margin-top: 1px; }
.alert__msg  { white-space: pre-line; }

/* ── Table ────────────────────────────────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table th {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 500;
    padding: 0.6rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
.data-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
}
.data-table tr:hover td { background: var(--bg-hover); }
.badge {
    display: inline-flex; align-items: center; gap: 0.25rem;
    padding: 0.2rem 0.5rem;
    border-radius: 99px;
    font-size: 0.7rem;
    font-weight: 500;
}
.badge--active { background: var(--success-bg); color: var(--success); }
.badge--revoked { background: var(--danger-bg); color: var(--danger); }
.badge--expired { background: var(--border-subtle); color: var(--text-muted); }

/* ── Copy button feedback ─────────────────────────────────────────────────────── */
.copy-feedback {
    font-size: 0.75rem;
    color: var(--success);
    opacity: 0;
    transition: opacity 0.3s;
    margin-left: 0.5rem;
}
.copy-feedback.show { opacity: 1; }

#copy-btn-label,
#copy-secret-btn-label { transition: opacity 0.25s; }

/* ── Decrypting loader ────────────────────────────────────────────────────────── */
.decrypt-loading {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}
.decrypt-loading__spinner {
    width: 32px; height: 32px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 0 auto 1rem;
}
.decrypt-loading__text::after {
    content: '';
    animation: dots 1.2s steps(3, end) infinite;
}
@keyframes dots {
    0%   { content: ''; }
    33%  { content: '.'; }
    66%  { content: '..'; }
    100% { content: '...'; }
}

/* ── Consumed / Error pages ───────────────────────────────────────────────────── */
.status-page {
    text-align: center;
    padding: 4rem 1.5rem;
}
.status-page__icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    display: block;
}
.status-page h1 { justify-content: center; }
.status-page p { color: var(--text-muted); max-width: 400px; margin: 0.75rem auto 1.5rem; }

/* ── Login page ───────────────────────────────────────────────────────────────── */
.login-wrap {
    max-width: 400px;
    margin: 4rem auto;
    padding: 0 1.5rem;
}
.login-header {
    text-align: center;
    margin-bottom: 2rem;
}
.login-header .logo { font-size: 1.5rem; color: var(--accent); }
.login-header p { color: var(--text-muted); font-size: 0.875rem; margin-top: 0.5rem; }

/* ── Responsive ───────────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .page-wrap { padding: 1.5rem 1rem 3rem; }
    .card { padding: 1.25rem; }
    .site-header { padding: 0.75rem 1rem; }
    h1 { font-size: 1.4rem; }
}

/* ── Admin secrets expand rows ────────────────────────────────────────────────── */
.secrets-row { cursor: pointer; user-select: none; }
.secrets-row td { transition: background 0.1s; }
.secrets-row:hover td { background: var(--bg-hover); }

.secrets-expand-row td { padding: 0 !important; }
.secrets-expand-inner {
    overflow: hidden;
    max-height: 0;
    padding: 0 1rem;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border);
    transition: max-height 0.2s ease, padding 0.2s ease;
}
.secrets-expand-inner.open {
    max-height: 300px;
    padding: 0.75rem 1rem;
}

.secrets-expand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.5rem 1.5rem;
    font-size: 0.8rem;
}
.secrets-expand-field { display: flex; flex-direction: column; gap: 0.15rem; }
.secrets-expand-field--action { justify-content: flex-end; align-items: flex-start; }
.secrets-expand-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.secrets-expand-value { color: var(--text); word-break: break-all; }
.secrets-expand-delete { padding: 0.3rem 0.75rem; font-size: 0.75rem; margin-top: 0.25rem; }

.secrets-chevron {
    font-size: 0.7rem;
    color: var(--text-muted);
    transition: transform 0.2s;
    display: inline-block;
}
.secrets-row.expanded .secrets-chevron { transform: rotate(90deg); }

.secrets-id { font-size: 0.75rem; color: var(--text-muted); max-width: 9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.secrets-ts { font-size: 0.78rem; white-space: nowrap; }
.secrets-actor { font-size: 0.825rem; }
.secrets-actor--api { font-size: 0.8rem; color: var(--text-muted); }
.secrets-actor--none { color: var(--text-dim); }
.secrets-type { font-size: 0.8rem; }
.secrets-chevron-cell { text-align: center; }