/* ============================================================
   Veriglobe Verification Flow — self-contained design system
   No external dependencies. Mobile-first.
   ============================================================ */

:root {
    /* Brand colors sampled from the VeriGlobe logo */
    --vg-navy: #071c49;      /* "Veri" wordmark */
    --vg-cyan: #56cfe1;      /* "Globe" wordmark + diamond */
    --vg-teal: #64dfdf;      /* V-mark */
    --vg-mint: #72efdd;      /* V-mark */
    --vg-cyan-050: #eafafd;
    --vg-cyan-600: #1d9ab5;
    --vg-navy-600: #0d2b63;
    --vg-navy-050: #eef2fa;
    --vg-ink: #101828;
    --vg-muted: #667085;
    --vg-faint: #98a2b3;
    --vg-line: #e6e9f0;
    --vg-bg: #f4f6fb;
    --vg-surface: #ffffff;
    --vg-green: #12b76a;
    --vg-green-050: #ecfdf3;
    --vg-green-700: #027a48;
    --vg-red: #d92d20;
    --vg-red-050: #fef3f2;
    --vg-red-700: #b42318;
    --vg-amber-050: #fffaeb;
    --vg-amber-700: #b54708;
    --vg-blue-050: #eff6ff;
    --vg-blue-700: #1d4ed8;
    --vg-radius: 16px;
    --vg-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    color-scheme: light;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--vg-font);
    background: var(--vg-bg);
    color: var(--vg-ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    min-height: 100vh;
    min-height: 100dvh;
}

/* ---------- App shell ---------- */
.vg-shell {
    max-width: 480px;
    margin: 0 auto;
    padding: 16px 16px calc(24px + env(safe-area-inset-bottom, 0px));
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
}

.vg-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 4px 16px;
}

.vg-logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.vg-logo img {
    display: block;
    height: 26px;
    width: auto;
}

.vg-secure {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--vg-green-700);
    background: var(--vg-green-050);
    border: 1px solid #abefc6;
    border-radius: 999px;
    padding: 4px 10px;
    white-space: nowrap;
}

.vg-secure svg { width: 12px; height: 12px; }

/* ---------- Card ---------- */
.vg-card {
    background: var(--vg-surface);
    border: 1px solid var(--vg-line);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 8px 24px -12px rgba(7, 28, 73, 0.08);
    animation: vg-rise 0.28s ease-out both;
}

@keyframes vg-rise {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Full-bleed app feel on phones */
@media (max-width: 520px) {
    body { background: var(--vg-surface); }
    .vg-shell { padding: 12px 16px calc(20px + env(safe-area-inset-bottom, 0px)); }
    .vg-card {
        border: none;
        border-radius: 0;
        padding: 8px 0 0;
        box-shadow: none;
    }
}

/* ---------- Typography ---------- */
.vg-title {
    font-size: 24px;
    line-height: 1.25;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 6px;
    color: var(--vg-ink);
}

.vg-subtitle {
    font-size: 15px;
    color: var(--vg-muted);
    margin: 0 0 24px;
}

.vg-footnote {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: var(--vg-faint);
    font-size: 12px;
    margin-top: 28px;
}

.vg-footnote svg { width: 13px; height: 13px; }

/* ---------- Progress summary (index) ---------- */
.vg-progress {
    margin: 0 0 20px;
}

.vg-progress-meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: 13px;
    font-weight: 600;
    color: var(--vg-muted);
    margin-bottom: 8px;
}

.vg-progress-meta strong { color: var(--vg-navy); font-weight: 700; }

.vg-bar {
    height: 6px;
    border-radius: 999px;
    background: var(--vg-navy-050);
    overflow: hidden;
}

.vg-bar-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--vg-navy) 0%, var(--vg-cyan) 100%);
    transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.vg-bar-fill.is-done { background: var(--vg-green); }

/* ---------- Step list (index) ---------- */
.vg-steps { display: flex; flex-direction: column; gap: 12px; }

.vg-step {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    border: 1px solid var(--vg-line);
    border-radius: var(--vg-radius);
    background: var(--vg-surface);
    text-decoration: none;
    color: inherit;
    min-height: 76px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

a.vg-step:hover {
    border-color: #9fdfec;
    box-shadow: 0 4px 14px -6px rgba(86, 207, 225, 0.4);
}

a.vg-step:active { transform: scale(0.985); }

.vg-step.is-done {
    background: var(--vg-green-050);
    border-color: #abefc6;
}

.vg-step-icon {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--vg-cyan-050);
    color: var(--vg-cyan-600);
}

.vg-step.is-done .vg-step-icon {
    background: var(--vg-green);
    color: #fff;
}

.vg-step-icon svg { width: 22px; height: 22px; }

.vg-step-body { flex: 1; min-width: 0; }

.vg-step-title {
    font-size: 15px;
    font-weight: 600;
    margin: 0;
    color: var(--vg-ink);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.vg-step-desc {
    font-size: 13px;
    color: var(--vg-muted);
    margin: 2px 0 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.vg-step.is-done .vg-step-desc { color: var(--vg-green-700); font-weight: 500; }

.vg-step-end { flex: 0 0 auto; color: var(--vg-faint); display: flex; }
.vg-step-end svg { width: 20px; height: 20px; }
.vg-step.is-done .vg-step-end { color: var(--vg-green); }

/* ---------- Buttons ---------- */
.vg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-height: 52px;
    padding: 14px 24px;
    border-radius: 999px;
    border: none;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.01em;
    cursor: pointer;
    text-decoration: none;
    touch-action: manipulation;
    transition: background 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
    position: relative;
}

.vg-btn:active { transform: scale(0.98); }

.vg-btn-primary {
    background: var(--vg-navy);
    color: #fff;
    box-shadow: 0 6px 16px -6px rgba(7, 28, 73, 0.45);
}

.vg-btn-primary:hover { background: var(--vg-navy-600); }

.vg-btn-success {
    background: var(--vg-green);
    color: #fff;
    box-shadow: 0 6px 16px -6px rgba(18, 183, 106, 0.5);
}

.vg-btn-success:hover { background: #0ea55e; }

.vg-btn-ghost {
    background: transparent;
    color: var(--vg-muted);
    border: 1px solid var(--vg-line);
    box-shadow: none;
}

.vg-btn-ghost:hover { color: var(--vg-ink); border-color: #c6d2ee; }

.vg-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Loading state — spinner replaces label */
.vg-btn.is-loading { color: transparent !important; pointer-events: none; }

.vg-btn.is-loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2.5px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: vg-spin 0.7s linear infinite;
}

.vg-btn-ghost.is-loading::after {
    border-color: rgba(16, 24, 40, 0.2);
    border-top-color: var(--vg-ink);
}

@keyframes vg-spin { to { transform: rotate(360deg); } }

/* Sticky action area on phones */
.vg-actions { margin-top: 24px; display: flex; flex-direction: column; gap: 10px; }

@media (max-width: 520px) {
    .vg-actions.vg-sticky {
        position: sticky;
        bottom: 0;
        margin: 24px -16px 0;
        padding: 12px 16px calc(12px + env(safe-area-inset-bottom, 0px));
        background: linear-gradient(to top, #fff 75%, rgba(255, 255, 255, 0));
    }
}

/* ---------- Back link / page header ---------- */
.vg-pagehead {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    min-height: 36px;
}

.vg-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--vg-muted);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    padding: 8px 10px 8px 0;
    border-radius: 8px;
}

.vg-back:hover { color: var(--vg-ink); }
.vg-back svg { width: 18px; height: 18px; }

.vg-stepcount {
    font-size: 13px;
    font-weight: 600;
    color: var(--vg-faint);
}

/* ---------- Forms ---------- */
.vg-field { margin-bottom: 18px; }

.vg-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--vg-ink);
    margin-bottom: 6px;
}

.vg-input,
.vg-textarea {
    width: 100%;
    font-family: inherit;
    font-size: 16px; /* prevents iOS zoom */
    color: var(--vg-ink);
    background: var(--vg-surface);
    border: 1.5px solid var(--vg-line);
    border-radius: 12px;
    padding: 13px 14px;
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    appearance: none;
    -webkit-appearance: none;
}

.vg-input::placeholder,
.vg-textarea::placeholder { color: var(--vg-faint); }

.vg-input:focus,
.vg-textarea:focus {
    border-color: var(--vg-cyan);
    box-shadow: 0 0 0 4px rgba(86, 207, 225, 0.22);
}

.vg-input.is-valid { border-color: var(--vg-green); }
.vg-input.is-invalid { border-color: var(--vg-red); }

.vg-textarea { resize: vertical; min-height: 110px; }

.vg-hint {
    font-size: 13px;
    color: var(--vg-muted);
    margin: 6px 0 0;
}

.vg-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

@media (max-width: 420px) {
    .vg-grid-2 { grid-template-columns: 1fr; }
}

/* Big verification-number input */
.vg-input-code {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 0.14em;
    font-variant-numeric: tabular-nums;
    text-align: center;
}

.vg-digit-count {
    text-align: right;
    font-size: 12px;
    font-weight: 600;
    color: var(--vg-faint);
    margin-top: 6px;
    font-variant-numeric: tabular-nums;
}

.vg-digit-count.is-full { color: var(--vg-green-700); }

/* ---------- Alerts ---------- */
.vg-alert {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 14px;
    margin-bottom: 18px;
}

.vg-alert svg { width: 18px; height: 18px; flex: 0 0 auto; margin-top: 1px; }

.vg-alert-error { background: var(--vg-red-050); color: var(--vg-red-700); border: 1px solid #fecdca; }
.vg-alert-success { background: var(--vg-green-050); color: var(--vg-green-700); border: 1px solid #abefc6; }
.vg-alert-info { background: var(--vg-blue-050); color: var(--vg-blue-700); border: 1px solid #bfdbfe; }

/* ---------- Wizard stepper (address) ---------- */
.vg-stepper {
    display: flex;
    align-items: flex-start;
    margin: 4px 0 24px;
}

.vg-stepper-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    position: relative;
    font-size: 12px;
    font-weight: 600;
    color: var(--vg-faint);
}

.vg-stepper-item::before,
.vg-stepper-item::after {
    content: "";
    position: absolute;
    top: 13px;
    height: 2px;
    width: calc(50% - 20px);
    background: var(--vg-line);
}

.vg-stepper-item::before { left: 0; }
.vg-stepper-item::after { right: 0; }
.vg-stepper-item:first-child::before,
.vg-stepper-item:last-child::after { display: none; }

.vg-stepper-item.is-active, .vg-stepper-item.is-done { color: var(--vg-navy); }
.vg-stepper-item.is-done::before, .vg-stepper-item.is-done::after,
.vg-stepper-item.is-active::before { background: var(--vg-navy); }

.vg-stepper-dot {
    width: 28px;
    height: 28px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    background: var(--vg-navy-050);
    color: var(--vg-faint);
    border: 2px solid transparent;
    z-index: 1;
}

.vg-stepper-item.is-active .vg-stepper-dot {
    background: #fff;
    border-color: var(--vg-navy);
    color: var(--vg-navy);
}

.vg-stepper-item.is-done .vg-stepper-dot { background: var(--vg-navy); color: #fff; }
.vg-stepper-dot svg { width: 14px; height: 14px; }

/* ---------- Upload dropzone ---------- */
.vg-dropzone {
    border: 2px dashed #a9e3ef;
    border-radius: var(--vg-radius);
    padding: 28px 16px;
    text-align: center;
    cursor: pointer;
    background: #f7fdfe;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.vg-dropzone:hover, .vg-dropzone.is-drag { border-color: var(--vg-cyan); background: var(--vg-cyan-050); }

.vg-dropzone.is-set {
    border-color: var(--vg-green);
    background: var(--vg-green-050);
    border-style: solid;
}

.vg-dropzone-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 10px;
    border-radius: 999px;
    background: var(--vg-cyan-050);
    color: var(--vg-cyan-600);
    display: flex;
    align-items: center;
    justify-content: center;
}

.vg-dropzone.is-set .vg-dropzone-icon { background: var(--vg-green); color: #fff; }
.vg-dropzone-icon svg { width: 22px; height: 22px; }

.vg-dropzone-title { font-size: 14px; font-weight: 600; color: var(--vg-ink); margin: 0; }
.vg-dropzone-sub { font-size: 12px; color: var(--vg-muted); margin: 4px 0 0; }

/* ---------- Info / review panels ---------- */
.vg-panel {
    background: #f8fafd;
    border: 1px solid var(--vg-line);
    border-radius: var(--vg-radius);
    padding: 16px;
    margin-bottom: 18px;
}

.vg-panel h4 {
    margin: 0 0 10px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--vg-muted);
}

.vg-panel ul { margin: 0; padding-left: 18px; font-size: 14px; color: var(--vg-muted); }
.vg-panel li { margin-bottom: 4px; }

.vg-kv { margin: 0 0 12px; }
.vg-kv:last-child { margin-bottom: 0; }
.vg-kv dt { font-size: 12px; font-weight: 600; color: var(--vg-faint); margin: 0 0 2px; }
.vg-kv dd { font-size: 15px; color: var(--vg-ink); margin: 0; overflow-wrap: anywhere; }

/* ---------- Result screens ---------- */
.vg-result { text-align: center; padding: 24px 8px; }

.vg-result-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 18px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: vg-pop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes vg-pop {
    from { transform: scale(0.5); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}

.vg-result-icon.is-success { background: var(--vg-green-050); color: var(--vg-green); }
.vg-result-icon.is-error { background: var(--vg-red-050); color: var(--vg-red); }
.vg-result-icon svg { width: 36px; height: 36px; }

.vg-result h2 { font-size: 22px; font-weight: 700; margin: 0 0 6px; letter-spacing: -0.01em; }
.vg-result p { color: var(--vg-muted); font-size: 15px; margin: 0 0 22px; }

/* ---------- Debug output ---------- */
.debug-info {
    background: #f3f4f6;
    border: 1px solid #d1d5db;
    border-radius: 12px;
    padding: 16px;
    margin-top: 24px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px;
    line-height: 1.5;
    max-height: 300px;
    overflow: auto;
}

.debug-info pre { white-space: pre-wrap; word-break: break-word; }

.hidden { display: none !important; }

/* ---------- Accessibility ---------- */
:focus-visible {
    outline: 2px solid var(--vg-navy);
    outline-offset: 2px;
    border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}