/* ============================================================
   Ubuntu Guard — Business Trust Check page styles
   Mobile-first: base = mobile, breakpoints scale up
   ============================================================ */

/* ── Page base ─────────────────────────────────────────────── */
.btc-page {
    background: var(--dark-bg);
}

/* ── Hero ───────────────────────────────────────────────────── */
.btc-hero {
    padding-top: 5.5rem; /* mobile: tighter top for smaller navs */
}

.btc-hero-grid {
    align-items: start;
}

/* ── Scan form ─────────────────────────────────────────────── */
.btc-check-form {
    margin-top: 1.25rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
}

.btc-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
    color: var(--off-white);
}

.btc-input-row {
    display: grid;
    gap: 0.75rem;
}

.btc-input-row input {
    width: 100%;
    min-height: 52px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(12, 14, 16, 0.55);
    color: var(--off-white);
    padding: 0.85rem 0.95rem;
    font: inherit;
    font-size: 1rem; /* prevent iOS zoom on focus */
}

.btc-input-row input::placeholder {
    color: rgba(245, 245, 245, 0.55);
}

.btc-input-row input:focus-visible {
    outline: 2px solid rgba(59, 189, 198, 0.6);
    outline-offset: 2px;
    border-color: var(--teal-accent);
}

.btc-note {
    margin: 0.6rem 0 0;
    color: var(--muted-gray);
    font-size: 0.9rem;
}

/* ── Status messages ───────────────────────────────────────── */
.btc-message {
    margin: 0.9rem 0 0;
    padding: 0.75rem 0.9rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: var(--off-white);
    font-size: 0.9rem;
    line-height: 1.5;
}

.btc-message-error {
    border-color: rgba(255, 107, 107, 0.45);
    background: rgba(255, 107, 107, 0.12);
}

.btc-message-success {
    border-color: rgba(59, 189, 198, 0.45);
    background: rgba(59, 189, 198, 0.12);
}

/* ── Loading state ─────────────────────────────────────────── */
.btc-loading {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(59, 189, 198, 0.2);
    background: rgba(59, 189, 198, 0.07);
}

.btc-loading p {
    margin: 0;
    color: var(--off-white);
    font-size: 0.9rem;
}

.btc-spinner {
    width: 1rem;
    height: 1rem;
    border-radius: 999px;
    border: 2px solid rgba(255, 255, 255, 0.25);
    border-top-color: var(--teal-accent);
    animation: btcSpin 0.9s linear infinite;
    flex: 0 0 auto;
}

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

/* ── Preview card ──────────────────────────────────────────── */
.btc-preview-card {
    min-height: auto;
}

/* ── Results section ───────────────────────────────────────── */
.btc-results-section {
    padding-top: 1.5rem;
}

.btc-results-grid {
    display: grid;
    gap: 1rem;
}

/* ── Cards ─────────────────────────────────────────────────── */
.btc-card {
    background: rgba(37, 40, 43, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 1.1rem;
    box-shadow: var(--shadow-soft);
}

/* ── Score card ────────────────────────────────────────────── */
.btc-score-card h2 {
    margin: 0.85rem 0 0.5rem;
    font-size: 1.2rem;
    line-height: 1.3;
}

.btc-summary {
    margin: 0;
    color: var(--muted-gray);
    font-size: 0.92rem;
    line-height: 1.55;
}

.btc-score-top {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.btc-shield {
    width: 76px;
    height: 76px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background:
        radial-gradient(circle at 25% 20%, rgba(255,255,255,0.22), transparent 45%),
        linear-gradient(180deg, rgba(59, 189, 198, 0.28), rgba(26, 127, 200, 0.22));
    border: 1px solid rgba(74, 158, 255, 0.28);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
    flex: 0 0 auto;
}

.btc-shield span {
    font-family: "Exo 2", sans-serif;
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--off-white);
}

.btc-shield[data-rating="strong"] {
    background:
        radial-gradient(circle at 25% 20%, rgba(255,255,255,0.22), transparent 45%),
        linear-gradient(180deg, rgba(59, 189, 198, 0.34), rgba(54, 153, 106, 0.22));
    border-color: rgba(59, 189, 198, 0.34);
}

.btc-shield[data-rating="moderate"] {
    background:
        radial-gradient(circle at 25% 20%, rgba(255,255,255,0.22), transparent 45%),
        linear-gradient(180deg, rgba(74, 158, 255, 0.3), rgba(59, 189, 198, 0.16));
}

.btc-shield[data-rating="weak"] {
    background:
        radial-gradient(circle at 25% 20%, rgba(255,255,255,0.22), transparent 45%),
        linear-gradient(180deg, rgba(255, 159, 67, 0.3), rgba(255, 107, 107, 0.18));
    border-color: rgba(255, 159, 67, 0.32);
}

.btc-shield[data-rating="critical"] {
    background:
        radial-gradient(circle at 25% 20%, rgba(255,255,255,0.2), transparent 45%),
        linear-gradient(180deg, rgba(255, 107, 107, 0.34), rgba(177, 59, 59, 0.22));
    border-color: rgba(255, 107, 107, 0.34);
}

.btc-mini-label {
    margin: 0;
    color: var(--muted-gray);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.btc-rating-text {
    margin: 0.2rem 0 0;
    font-weight: 700;
    font-size: 1rem;
    color: var(--off-white);
}

.btc-domain-pill {
    display: inline-flex;
    align-items: center;
    margin: 0.85rem 0 0;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    font-size: 0.85rem;
    color: var(--off-white);
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255,255,255,0.03);
    font-family: monospace;
    word-break: break-all;
}

/* ── Findings card header ──────────────────────────────────── */
.btc-section-head h2 {
    margin: 0;
    font-size: 1.1rem;
}

.btc-section-head p {
    margin: 0.3rem 0 0.85rem;
    color: var(--muted-gray);
    font-size: 0.88rem;
}

/* ── Findings list ─────────────────────────────────────────── */
.btc-findings-list {
    display: grid;
    gap: 0.85rem;
}

/* ── Finding card ─────────────────────────────────────────── */
.btc-finding-card {
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.08);
    border-left-width: 3px;
    border-left-style: solid;
    border-left-color: rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.025);
    padding: 0.85rem 0.9rem;
}

/* Severity left-border colours */
.btc-finding-card--critical { border-left-color: var(--coral-accent); }
.btc-finding-card--high     { border-left-color: #ff9f43; }
.btc-finding-card--warning  { border-left-color: #ffd32a; }
.btc-finding-card--info     { border-left-color: rgba(255,255,255,0.2); }

/* ── Finding card header (badge + category) ────────────────── */
.btc-finding-header {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
    margin-bottom: 0.45rem;
}

.btc-finding-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: 1px solid transparent;
    line-height: 1.4;
}

.btc-finding-badge--critical {
    background: rgba(255, 107, 107, 0.16);
    color: #ff9f9f;
    border-color: rgba(255, 107, 107, 0.3);
}

.btc-finding-badge--high {
    background: rgba(255, 159, 67, 0.16);
    color: #ffc07a;
    border-color: rgba(255, 159, 67, 0.3);
}

.btc-finding-badge--warning {
    background: rgba(255, 211, 42, 0.13);
    color: #ffe270;
    border-color: rgba(255, 211, 42, 0.26);
}

.btc-finding-badge--info {
    background: rgba(255, 255, 255, 0.06);
    color: var(--muted-gray);
    border-color: rgba(255, 255, 255, 0.1);
}

.btc-finding-category {
    font-size: 0.72rem;
    color: rgba(245,245,245,0.5);
    font-weight: 600;
    letter-spacing: 0.02em;
}

/* ── Finding title ─────────────────────────────────────────── */
.btc-finding-title {
    margin: 0 0 0.4rem;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--off-white);
    line-height: 1.3;
    font-family: "Exo 2", sans-serif;
}

/* ── Business-friendly message ─────────────────────────────── */
.btc-finding-message {
    margin: 0 0 0.5rem;
    color: var(--muted-gray);
    font-size: 0.875rem;
    line-height: 1.55;
}

/* ── Technical detail + fix hint blocks ────────────────────── */
.btc-finding-technical,
.btc-finding-fix {
    margin-top: 0.5rem;
    padding: 0.5rem 0.65rem;
    border-radius: 8px;
}

.btc-finding-technical {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
}

.btc-finding-fix {
    background: rgba(59, 189, 198, 0.05);
    border: 1px solid rgba(59, 189, 198, 0.14);
}

.btc-finding-section-label {
    display: block;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(245,245,245,0.4);
    margin-bottom: 0.25rem;
}

.btc-finding-technical p,
.btc-finding-fix p {
    margin: 0;
    font-size: 0.82rem;
    line-height: 1.45;
    word-break: break-word;
}

.btc-finding-technical p {
    color: var(--muted-gray);
    font-family: 'Courier New', Courier, monospace;
}

.btc-finding-fix p {
    color: rgba(59, 189, 198, 0.9);
    font-family: 'Courier New', Courier, monospace;
}

/* ── Locked panel ──────────────────────────────────────────── */
.btc-locked-panel {
    margin-top: 0.9rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.02);
    padding: 0.85rem 0.9rem;
}

.btc-locked-panel[hidden] { display: none; }

.btc-locked-copy h3 {
    margin: 0.2rem 0 0.4rem;
    font-size: 0.95rem;
}

.btc-locked-copy p:last-child {
    margin: 0;
    color: var(--muted-gray);
    font-size: 0.875rem;
}

.btc-locked-cards {
    margin-top: 0.75rem;
    display: grid;
    gap: 0.55rem;
}

.btc-locked-card {
    height: 52px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.06);
    background:
        linear-gradient(90deg, rgba(255,255,255,0.04) 20%, rgba(255,255,255,0.09) 40%, rgba(255,255,255,0.04) 60%),
        rgba(255,255,255,0.02);
    background-size: 180% 100%;
    filter: blur(1.5px);
    opacity: 0.8;
    animation: btcShimmer 2.2s linear infinite;
}

@keyframes btcShimmer {
    from { background-position: 180% 0; }
    to   { background-position: -180% 0; }
}

/* ── Lead form ─────────────────────────────────────────────── */
.btc-lead-form {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.btc-field-grid {
    display: grid;
    gap: 0.75rem;
}

.btc-field {
    display: grid;
    gap: 0.38rem;
}

.btc-field label {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--off-white);
}

.btc-field input {
    width: 100%;
    min-height: 48px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.16);
    background: rgba(12, 14, 16, 0.45);
    color: var(--off-white);
    padding: 0.7rem 0.85rem;
    font: inherit;
    font-size: 1rem; /* prevent iOS zoom */
}

.btc-field input::placeholder {
    color: rgba(245,245,245,0.5);
}

.btc-field input:focus-visible {
    outline: 2px solid rgba(59, 189, 198, 0.55);
    outline-offset: 2px;
    border-color: var(--teal-accent);
}

.btc-consent {
    margin-top: 0.75rem;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.55rem;
    align-items: start;
    color: var(--muted-gray);
    font-size: 0.88rem;
    line-height: 1.45;
}

.btc-consent input {
    margin-top: 0.18rem;
    width: 18px;
    height: 18px;
    accent-color: var(--teal-accent);
    cursor: pointer;
}

.btc-lead-actions {
    margin-top: 0.9rem;
    display: grid;
    gap: 0.7rem;
}

.btc-lead-actions .btn {
    justify-content: center;
    min-height: 48px; /* touch-friendly */
}

/* ── Success panel ─────────────────────────────────────────── */
.btc-success-panel {
    margin-top: 1.1rem;
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(59,189,198,0.28);
    background: rgba(59,189,198,0.07);
    text-align: center;
}

.btc-success-icon {
    font-size: 1.75rem;
    color: var(--teal-accent);
    margin-bottom: 0.4rem;
}

.btc-success-panel h3 { margin: 0 0 0.4rem; font-size: 1rem; }
.btc-success-panel p  { margin: 0 0 0.9rem; color: var(--muted-gray); font-size: 0.9rem; }

/* ── Footer ────────────────────────────────────────────────── */
.btc-footer {
    padding-top: 0;
}

.btc-footer-card {
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.08);
    background: linear-gradient(180deg, rgba(37,40,43,0.95), rgba(28,31,34,0.95));
    padding: 1.2rem;
    box-shadow: var(--shadow-soft);
    max-width: 720px;
    margin-inline: auto;
}

.btc-footer-card h2 {
    margin: 0 0 0.5rem;
    font-size: 1.2rem;
}

.btc-footer-card > p {
    margin: 0 0 0.9rem;
    color: var(--muted-gray);
    font-size: 0.92rem;
}

/* ── Footer inline contact panel ───────────────────────────── */
.btc-contact-panel {
    margin-top: 1.1rem;
    padding-top: 1.1rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.btc-contact-form textarea {
    width: 100%;
    min-height: 88px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.16);
    background: rgba(12, 14, 16, 0.45);
    color: var(--off-white);
    padding: 0.7rem 0.85rem;
    font: inherit;
    font-size: 1rem;
    resize: vertical;
}

.btc-contact-form textarea::placeholder { color: rgba(245,245,245,0.5); }

.btc-contact-form textarea:focus-visible {
    outline: 2px solid rgba(59,189,198,0.55);
    outline-offset: 2px;
    border-color: var(--teal-accent);
}

/* ── Reduced motion ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .btc-spinner,
    .btc-locked-card {
        animation: none !important;
    }
}

/* ============================================================
   BREAKPOINT: 480px — small phone improvements
   ============================================================ */
@media (min-width: 480px) {
    .btc-hero {
        padding-top: 6.5rem;
    }

    .btc-card {
        padding: 1.25rem;
    }

    .btc-finding-title {
        font-size: 0.95rem;
    }
}

/* ============================================================
   BREAKPOINT: 640px — wider phones, phablets
   Input row goes side-by-side; field grid goes 2-col
   ============================================================ */
@media (min-width: 640px) {
    .btc-hero {
        padding-top: 7.5rem;
    }

    .btc-input-row {
        grid-template-columns: 1fr auto;
        align-items: end;
    }

    .btc-input-row .btn {
        min-height: 52px;
        white-space: nowrap;
    }

    .btc-field-grid {
        grid-template-columns: 1fr 1fr;
    }

    .btc-lead-actions {
        grid-template-columns: 1fr auto;
        align-items: center;
    }

    .btc-lead-actions .btn-secondary {
        min-width: 160px;
        justify-content: center;
    }
}

/* ============================================================
   BREAKPOINT: 768px — tablet
   Score card & findings card get more breathing room
   ============================================================ */
@media (min-width: 768px) {
    .btc-card {
        padding: 1.4rem;
    }

    .btc-score-card h2 {
        font-size: 1.3rem;
    }

    .btc-shield {
        width: 84px;
        height: 84px;
    }

    .btc-shield span {
        font-size: 1.45rem;
    }

    .btc-finding-title {
        font-size: 1rem;
    }

    .btc-finding-message {
        font-size: 0.9rem;
    }

    .btc-section-head h2 {
        font-size: 1.15rem;
    }

    .btc-footer-card {
        padding: 1.5rem;
    }

    .btc-footer-card h2 {
        font-size: 1.35rem;
    }
}

/* ============================================================
   BREAKPOINT: 960px — desktop
   Side-by-side results grid; sticky score card
   ============================================================ */
@media (min-width: 960px) {
    .btc-results-grid {
        grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.45fr);
        align-items: start;
    }

    .btc-card {
        padding: 1.5rem;
    }

    .btc-score-card {
        position: sticky;
        top: 5.75rem;
    }
}

/* ============================================================
   BREAKPOINT: 1200px — wide desktop
   ============================================================ */
@media (min-width: 1200px) {
    .btc-results-grid {
        grid-template-columns: minmax(300px, 0.85fr) minmax(0, 1.5fr);
    }
}

/* ── Tiny phone edge case ──────────────────────────────────── */
@media (max-width: 360px) {
    .btc-score-top { flex-wrap: wrap; }
    .btc-shield { width: 64px; height: 64px; border-radius: 14px; }
    .btc-shield span { font-size: 1.15rem; }
}