/* ============================================
   mybadge.id - Flat Credential Dossier
   ============================================ */
:root {
    --midnight-ink: #0A1628;
    --deep-credential: #152238;
    --slate-authority: #1E3450;
    --steel-dossier: #2A4A6B;
    --ethereal-signal: #4A90D9;
    --ice-folio: #D6E4F0;
    --frost-white: #EBF2FA;
    --mist-label: #8BA4C4;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
    background: var(--midnight-ink);
    color: var(--frost-white);
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.6vw, 1.1rem);
    line-height: 1.65;
    letter-spacing: 0.01em;
    overflow-x: hidden;
}

/* --- Notary Grid --- */
.notary-grid {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.04;
    background-image:
        repeating-linear-gradient(to right, var(--steel-dossier) 0px, var(--steel-dossier) 1px, transparent 1px, transparent 80px),
        repeating-linear-gradient(to bottom, var(--steel-dossier) 0px, var(--steel-dossier) 1px, transparent 1px, transparent 80px);
}

/* --- Serial Watermark --- */
.serial-watermark {
    position: fixed;
    left: 16px;
    top: 0;
    bottom: 0;
    writing-mode: vertical-rl;
    font-family: 'Fira Code', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.04em;
    color: var(--frost-white);
    opacity: 0.06;
    pointer-events: none;
    z-index: 0;
    white-space: nowrap;
}

/* --- Navigation Bar --- */
.nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 48px;
    background: var(--midnight-ink);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(1.5rem, 4vw, 3rem);
}
.nav-wordmark {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--frost-white);
}
.nav-links {
    display: flex;
    gap: 1.5rem;
}
.nav-link {
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 400;
    font-size: 0.8rem;
    color: var(--mist-label);
    text-decoration: none;
    transition: color 300ms ease;
}
.nav-link:hover {
    color: var(--ethereal-signal);
}

/* --- Sections --- */
.section {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: clamp(2rem, 4vw, 4rem);
}
.section--cover {
    min-height: 100vh;
    padding-top: 48px;
}
.section--index {
    min-height: 100vh;
}
.section--credentials {
    min-height: auto;
    gap: 2px;
    padding-top: 4rem;
    padding-bottom: 4rem;
}
.section--verification {
    min-height: 60vh;
    background: var(--slate-authority);
}
.section--provenance {
    min-height: 60vh;
    background: var(--ice-folio);
}
.section--colophon {
    min-height: 40vh;
    background: var(--midnight-ink);
}

/* --- Section Divider --- */
.section-divider {
    width: 100%;
    height: 120px;
    background: var(--steel-dossier);
}

/* --- Border Trace Animation --- */
.border-trace {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}
.trace-path {
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
    transition: stroke-dashoffset 1.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.border-trace--cover .trace-path {
    transition-duration: 2s;
}
.border-trace--sm .trace-path {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    transition-duration: 0.8s;
}
[data-animate].traced .trace-path,
.cover-block.traced .trace-path {
    stroke-dashoffset: 0;
}

/* --- Cover --- */
.cover-block {
    position: relative;
    text-align: center;
    padding: 3rem 4rem;
}
.cover-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: clamp(2.4rem, 5vw, 4.2rem);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--frost-white);
    line-height: 1.05;
    margin-bottom: 1rem;
    opacity: 0;
    transition: opacity 400ms ease-out;
}
.cover-block.visible .cover-title {
    opacity: 1;
}
.cover-sub {
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 400;
    font-size: 1rem;
    color: var(--mist-label);
    opacity: 0;
    transition: opacity 400ms ease-out 200ms;
}
.cover-block.visible .cover-sub {
    opacity: 1;
}

/* --- Dossier Panel --- */
.dossier-panel {
    position: relative;
    width: 100%;
    max-width: 680px;
    background: var(--deep-credential);
    padding: clamp(2rem, 4vw, 3rem);
}
.section-heading {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: clamp(1.4rem, 2.8vw, 2.2rem);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--frost-white);
    line-height: 1.05;
    margin-bottom: 1.5rem;
}
.section-heading--light {
    text-align: center;
}

/* --- Index List --- */
.index-list {
    list-style: none;
}
.index-item {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mist-label);
    padding: 0.6rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    opacity: 0;
    transition: opacity 400ms ease-out;
}
.index-item.visible {
    opacity: 1;
}
.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.status-dot--active { background: var(--ethereal-signal); }
.status-dot--pending { background: var(--mist-label); }

/* --- Credential Panel --- */
.credential-panel {
    position: relative;
    width: 100%;
    max-width: 680px;
}
.panel-layer {
    position: absolute;
    inset: 0;
}
.panel-layer--3 {
    background: var(--slate-authority);
    transform: translate(12px, 8px);
}
.panel-layer--2 {
    background: var(--steel-dossier);
    transform: translate(6px, 4px);
}
.panel-layer--1 {
    position: relative;
    background: var(--deep-credential);
    z-index: 1;
    padding: clamp(1.5rem, 3vw, 2.5rem);
}
/* Light variants for provenance */
.panel-layer--light-3 { background: var(--mist-label); }
.panel-layer--light-2 { background: var(--steel-dossier); }
.panel-layer--light-1 { background: var(--ice-folio); }

/* Hover lift */
.credential-panel:hover .panel-layer--3 {
    transform: translate(14px, 10px);
    transition: transform 300ms ease;
}
.credential-panel:hover .panel-layer--2 {
    transform: translate(8px, 6px);
    transition: transform 300ms ease;
}

/* Stagger backing layers */
.panel-layer--3, .panel-layer--2 {
    opacity: 0;
    transition: opacity 200ms ease-out 200ms, transform 300ms ease;
}
[data-animate].traced .panel-layer--3,
[data-animate].traced .panel-layer--2 {
    opacity: 1;
}

/* --- Credential Inner --- */
.credential-inner {
    display: flex;
    gap: clamp(1rem, 2vw, 2rem);
    align-items: flex-start;
}

/* --- Badge Collage --- */
.badge-collage {
    position: relative;
    width: 100px;
    height: 120px;
    flex-shrink: 0;
}
.badge-shield {
    width: 80px;
    height: 100px;
    background: var(--slate-authority);
    border-radius: 12px;
    position: absolute;
    top: 10px;
    left: 10px;
    border-top: 2px solid var(--ethereal-signal);
    border-left: 2px solid var(--ethereal-signal);
}
.badge-shield--dark {
    background: var(--deep-credential);
}
.badge-rank {
    width: 70px;
    height: 12px;
    background: var(--ethereal-signal);
    position: absolute;
    top: 30px;
    left: 15px;
}
.badge-rank--alt { background: var(--steel-dossier); }
.badge-rank--dark { background: var(--steel-dossier); }
.badge-id {
    width: 24px;
    height: 24px;
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--steel-dossier);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Fira Code', monospace;
    font-size: 0.7rem;
    color: var(--frost-white);
}
.badge-id--dark {
    background: var(--slate-authority);
    color: var(--ice-folio);
}
.badge-status {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    position: absolute;
    bottom: 10px;
    right: 0;
}
.badge-status--verified { background: var(--ethereal-signal); }
.badge-status--pending { background: var(--mist-label); }

/* --- Credential Info --- */
.credential-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.4rem);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--frost-white);
    margin-bottom: 0.5rem;
}
.credential-title--dark { color: var(--deep-credential); }
.credential-desc {
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 400;
    font-size: clamp(0.9rem, 1.2vw, 1rem);
    line-height: 1.6;
    color: var(--frost-white);
    max-width: 38ch;
    margin-bottom: 0.75rem;
}
.credential-desc--dark { color: var(--slate-authority); }
.credential-hash {
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    color: var(--mist-label);
}
.credential-hash--dark { color: var(--steel-dossier); }

/* --- Verification --- */
.verification-content {
    max-width: 680px;
    text-align: center;
    position: relative;
}
.verification-text {
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 500;
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.7;
    color: var(--frost-white);
}
.highlight {
    color: var(--ethereal-signal);
}

/* --- Colophon --- */
.colophon-block {
    position: relative;
    text-align: center;
    padding: 2rem 3rem;
}
.colophon-text {
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 400;
    font-size: 0.85rem;
    color: var(--mist-label);
    line-height: 1.8;
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 768px) {
    .credential-inner {
        flex-direction: column;
    }
    .badge-collage {
        width: 80px;
        height: 100px;
    }
    .nav-links {
        display: none;
    }
    .serial-watermark {
        display: none;
    }
    .section-divider {
        height: 60px;
    }
}