/* ==========================================================================
   Stocky installer — dark glass theme (matches the system-update screen)
   Loaded after bootstrap.css so these rules win.
   ========================================================================== */

:root {
    --bg: #0d0b1e;
    --surface: rgba(255, 255, 255, 0.045);
    --surface-2: rgba(255, 255, 255, 0.03);
    --line: rgba(255, 255, 255, 0.09);
    --fg: #f4f2fb;
    --fg-soft: #a8a1c0;
    --fg-faint: #6f6890;
    --accent: #7c3aed;
    --accent-soft: #a78bfa;
    --success: #4ade80;
    --danger: #f87171;
    --warning: #fbbf24;
    --radius: 10px;
}

html {
    height: 100%;
}

body {
    font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--fg);
    line-height: 1.55;
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse 70% 45% at 50% -5%, rgba(124, 58, 237, 0.28), transparent 70%),
        radial-gradient(ellipse 45% 35% at 85% 110%, rgba(109, 40, 217, 0.14), transparent 70%);
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* ---------- Shell -------------------------------------------------------- */

.setup-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

.setup-card {
    display: flex;
    width: 100%;
    max-width: 960px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 18px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
    overflow: hidden;
}

.setup-foot {
    margin-top: 20px;
    font-size: 12px;
    color: var(--fg-faint);
    text-align: center;
}

/* ---------- Left rail ---------------------------------------------------- */

.setup-rail {
    flex: 0 0 300px;
    padding: 34px 28px;
    background: var(--surface-2);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), #4c1d95);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.4);
}

.brand-name {
    font-size: 19px;
    font-weight: 600;
    letter-spacing: 0.2px;
    line-height: 1.25;
}

.brand-name small {
    display: block;
    font-size: 10px;
    font-weight: 600;
    color: var(--fg-faint);
    letter-spacing: 2.5px;
    text-transform: uppercase;
}

.rail-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1 1 auto;
}

.rail-step {
    position: relative;
    display: flex;
    gap: 14px;
    padding: 0 0 30px;
    color: var(--fg-faint);
}

.rail-step:last-child {
    padding-bottom: 0;
}

/* connector line between bullets */
.rail-step:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 28px;
    bottom: 4px;
    width: 2px;
    background: var(--line);
}

.rail-step.is-done:not(:last-child)::before {
    background: rgba(74, 222, 128, 0.35);
}

.rail-bullet {
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 2px solid var(--fg-faint);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    background: var(--bg);
    z-index: 1;
}

.rail-text {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.35;
    padding-top: 2px;
}

.rail-text small {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: var(--fg-faint);
    margin-top: 1px;
}

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

.rail-text a:hover {
    color: var(--fg);
    text-decoration: none;
}

.rail-step.is-active {
    color: var(--fg);
}

.rail-step.is-active .rail-bullet {
    border-color: var(--accent-soft);
    color: var(--accent-soft);
    animation: railPulse 1.6s ease-in-out infinite;
}

.rail-step.is-done {
    color: var(--fg-soft);
}

.rail-step.is-done .rail-bullet {
    border-color: var(--success);
    background: rgba(74, 222, 128, 0.12);
    color: var(--success);
}

@keyframes railPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(167, 139, 250, 0.45); }
    50%      { box-shadow: 0 0 0 6px rgba(167, 139, 250, 0); }
}

.rail-foot {
    font-size: 12px;
    color: var(--fg-faint);
}

/* ---------- Content pane -------------------------------------------------- */

.setup-pane {
    flex: 1 1 auto;
    padding: 38px 40px;
    min-width: 0;
}

.eyebrow {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--accent-soft);
    margin-bottom: 6px;
}

.setup-pane h1 {
    font-size: 25px;
    font-weight: 650;
    letter-spacing: -0.3px;
    margin-bottom: 4px;
    color: var(--fg);
}

.lead-text {
    color: var(--fg-soft);
    font-size: 14px;
    margin-bottom: 26px;
}

/* ---------- Requirements checklist ---------------------------------------- */

.req-grid {
    list-style: none;
    margin: 0 0 8px;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.req {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 14px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--fg-soft);
}

.req-name {
    font-weight: 600;
    color: var(--fg);
}

.req-name small {
    display: block;
    font-size: 11px;
    font-weight: 400;
    color: var(--fg-faint);
}

.req-state {
    flex: 0 0 auto;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
}

.req.ok .req-state {
    background: rgba(74, 222, 128, 0.12);
    color: var(--success);
}

.req.fail {
    border-color: rgba(248, 113, 113, 0.4);
}

.req.fail .req-state {
    background: rgba(248, 113, 113, 0.14);
    color: var(--danger);
}

/* ---------- Alerts / notes ------------------------------------------------ */

.alert-banner {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    border-radius: var(--radius);
    padding: 12px 14px;
    font-size: 13px;
    margin-bottom: 18px;
}

.alert-banner i {
    margin-top: 2px;
}

.alert-banner.danger {
    border: 1px solid rgba(248, 113, 113, 0.35);
    background: rgba(248, 113, 113, 0.08);
    color: #fecaca;
}

.alert-banner.warning {
    border: 1px solid rgba(251, 191, 36, 0.25);
    background: rgba(251, 191, 36, 0.07);
    color: #e7d9ae;
}

.alert-banner.warning strong { color: #fde68a; }
.alert-banner.warning i { color: var(--warning); }

/* #errormsg gets alert-success / alert-danger + text-white from scripts.js */
#errormsg {
    text-align: left;
    font-size: 13px;
    border-radius: var(--radius);
}

#errormsg.alert-danger {
    border: 1px solid rgba(248, 113, 113, 0.35);
    background: rgba(248, 113, 113, 0.08);
    color: #fecaca !important;
    padding: 12px 14px !important;
    margin-bottom: 18px;
}

#errormsg.alert-success {
    border: 1px solid rgba(74, 222, 128, 0.3);
    background: rgba(74, 222, 128, 0.08);
    color: #bbf7d0 !important;
    padding: 12px 14px !important;
    margin-bottom: 18px;
}

/* ---------- Forms ---------------------------------------------------------- */

.setup-pane label {
    font-size: 13px;
    font-weight: 600;
    color: var(--fg-soft);
    margin-bottom: 6px;
}

.form-group {
    margin-bottom: 18px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 16px;
}

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

.setup-pane .form-control {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--fg);
    font-size: 14px;
    height: auto;
    padding: 10px 14px;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.setup-pane .form-control::placeholder {
    color: var(--fg-faint) !important;
    opacity: 1;
}

.setup-pane .form-control:focus {
    background: rgba(255, 255, 255, 0.07);
    border-color: var(--accent-soft);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.25);
    color: var(--fg);
    outline: 0;
}

.setup-pane .form-control:disabled,
.setup-pane .form-control[readonly] {
    background: rgba(255, 255, 255, 0.03);
    color: var(--fg-soft);
    cursor: not-allowed;
}

.setup-pane select.form-control {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image:
        linear-gradient(45deg, transparent 50%, var(--fg-soft) 50%),
        linear-gradient(135deg, var(--fg-soft) 50%, transparent 50%);
    background-position: calc(100% - 19px) 50%, calc(100% - 14px) 50%;
    background-size: 5px 5px;
    background-repeat: no-repeat;
    padding-right: 38px;
}

.setup-pane select.form-control option {
    background: #17132e;
    color: var(--fg);
}

.tip {
    color: var(--accent-soft);
    cursor: help;
    margin-left: 2px;
}

/* input + button on one row (app key) */
.input-row {
    display: flex;
    gap: 10px;
}

.input-row .form-control {
    flex: 1 1 auto;
}

/* ---------- Buttons --------------------------------------------------------- */

.btn {
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    padding: 10px 20px;
    transition: transform 0.15s, box-shadow 0.15s, filter 0.15s, border-color 0.15s, color 0.15s;
}

.btn:focus,
.btn:focus-visible {
    outline: 3px solid var(--accent-soft);
    outline-offset: 2px;
    box-shadow: none !important;
}

.btn-accent {
    border: 0;
    color: #fff;
    background: linear-gradient(135deg, #8b5cf6, var(--accent) 55%, #5b21b6);
    box-shadow: 0 10px 28px rgba(124, 58, 237, 0.35);
}

.btn-accent:hover {
    color: #fff;
    transform: translateY(-1px);
    filter: brightness(1.08);
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--fg-soft);
}

.btn-ghost:hover {
    color: var(--fg);
    border-color: var(--fg-faint);
    text-decoration: none;
}

/* Test-connection button — scripts.js swaps btn-dark / btn-success / btn-danger */
#testdb {
    display: block;
    width: 100%;
    cursor: pointer;
}

#testdb.btn-dark {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--line);
    color: var(--fg) !important;
}

#testdb.btn-dark:hover {
    background: rgba(255, 255, 255, 0.12);
}

#testdb.btn-success {
    background: rgba(74, 222, 128, 0.14);
    border: 1px solid rgba(74, 222, 128, 0.45);
    color: #bbf7d0 !important;
}

#testdb.btn-danger {
    background: rgba(248, 113, 113, 0.14);
    border: 1px solid rgba(248, 113, 113, 0.5);
    color: #fecaca !important;
}

/* success confirm button on the summary step */
.btn-success,
.btn-success:hover {
    background: linear-gradient(135deg, #34d399, #059669);
    border: 0;
    color: #fff;
}

.btn-success:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
}

/* step footer navigation */
.pane-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}

.pane-nav .spacer {
    flex: 1 1 auto;
}

/* ---------- Summary (step 3) ------------------------------------------------ */

.summary-list {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 4px;
}

.summary-list .form-group {
    margin: 0;
    padding: 12px 16px;
    background: var(--surface-2);
    border-bottom: 1px solid var(--line);
    font-size: 13px;
}

.summary-list .form-group:last-child {
    border-bottom: 0;
}

.summary-list .form-group .col-12:first-child {
    color: var(--fg-soft);
    font-weight: 600;
}

.summary-list .form-group .col-12:last-child {
    color: var(--fg);
    font-family: Consolas, "Courier New", monospace;
    font-size: 12.5px;
    word-break: break-all;
    white-space: normal;
}

/* ---------- Loader (toggled d-none/d-block by scripts.js) -------------------- */

.loader {
    width: 46px;
    height: 46px;
    margin: 48px auto 0;
    border-radius: 50%;
    border: 3px solid var(--line);
    border-top-color: var(--accent-soft);
    animation: setupSpin 0.8s linear infinite;
    text-indent: -9999px;
    overflow: hidden;
}

@keyframes setupSpin {
    to { transform: rotate(360deg); }
}

/* caption sibling also carries .loader so scripts.js toggles it too */
.loader.loader-caption {
    width: auto;
    height: auto;
    margin: 16px auto 48px;
    border: 0;
    border-radius: 0;
    animation: none;
    text-indent: 0;
    overflow: visible;
    text-align: center;
    font-size: 13px;
    color: var(--fg-soft);
}

/* ---------- Finish page ------------------------------------------------------ */

.finish-wrap {
    text-align: center;
    padding: 8px 0;
}

.success-mark {
    width: 76px;
    height: 76px;
    margin: 4px auto 20px;
    border-radius: 50%;
    border: 2px solid rgba(74, 222, 128, 0.4);
    background: rgba(74, 222, 128, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--success);
    animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes popIn {
    from { transform: scale(0); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}

.error-mark {
    width: 76px;
    height: 76px;
    margin: 4px auto 20px;
    border-radius: 50%;
    border: 2px solid rgba(248, 113, 113, 0.4);
    background: rgba(248, 113, 113, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--danger);
    animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.error-box {
    background: rgba(248, 113, 113, 0.07);
    border: 1px solid rgba(248, 113, 113, 0.35);
    border-radius: var(--radius);
    padding: 14px 16px;
    margin: 0 0 18px;
    text-align: left;
    font-family: Consolas, "Courier New", monospace;
    font-size: 12.5px;
    line-height: 1.6;
    color: #fecaca;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 220px;
    overflow-y: auto;
}

.credentials-card {
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px 24px;
    text-align: left;
    max-width: 420px;
    margin: 24px auto;
}

.credentials-card h5 {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-soft);
    font-weight: 700;
    margin-bottom: 14px;
}

.credential-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px dashed var(--line);
}

.credential-row:last-child {
    border-bottom: 0;
}

.credential-label {
    color: var(--fg-soft);
    font-size: 13px;
    display: flex;
    align-items: center;
}

.credential-label i {
    margin-right: 10px;
    color: var(--accent-soft);
    width: 16px;
}

.credential-value {
    font-family: Consolas, "Courier New", monospace;
    font-weight: 600;
    color: var(--fg);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--line);
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 13px;
}

/* ---------- Responsive -------------------------------------------------------- */

@media (max-width: 860px) {
    .setup-card {
        flex-direction: column;
    }

    .setup-rail {
        flex-basis: auto;
        border-right: 0;
        border-bottom: 1px solid var(--line);
        padding: 24px;
        gap: 20px;
    }

    .rail-steps {
        display: flex;
        gap: 0;
    }

    .rail-step {
        flex: 1 1 0;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 8px;
        padding: 0;
    }

    .rail-step:not(:last-child)::before {
        left: calc(50% + 20px);
        right: calc(-50% + 20px);
        top: 12px;
        bottom: auto;
        width: auto;
        height: 2px;
    }

    .rail-text {
        font-size: 11px;
        padding-top: 0;
    }

    .rail-text small,
    .rail-foot {
        display: none;
    }

    .setup-pane {
        padding: 26px 22px;
    }

    .req-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .pane-nav {
        flex-direction: column-reverse;
    }

    .pane-nav .btn,
    .pane-nav a.btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .rail-step.is-active .rail-bullet { animation: none; }
    .success-mark { animation: none; }
    .btn, .btn:hover { transition: none; transform: none; }
}