/* ═══════════════════════════════════════════════
   ADPULSE (MKT) — DASHBOARD STYLES
   Minimalist B/W + semantic colors
   ═══════════════════════════════════════════════ */

/* ── NAV ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 48px;
    height: var(--nav-height, 60px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.3s ease, border-color 0.3s ease;
}

/* Subtle diff for AdPulse: accent dot next to logo */
.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text);
    letter-spacing: -0.03em; /* AdPulse specific spacing */
    display: flex;
    align-items: center;
}

.logo strong {
    font-weight: 600;
    font-style: normal;
}

.logo span {
    font-style: italic;
    font-weight: 400;
}
.logo sup {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    font-weight: 500;
    background: var(--surface2);
    color: var(--text-secondary);
    padding: 2px 5px;
    border-radius: 4px;
    vertical-align: super;
    margin-left: 8px;
    font-style: normal;
    letter-spacing: 0.05em;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-progress {
    display: flex;
    align-items: center;
    gap: 4px;
}

.np-step {
    display: flex;
    align-items: center;
}

.np-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 20px;
    color: var(--text-tertiary);
    transition: all 0.2s ease;
}

.np-label.active {
    background: var(--text);
    color: var(--bg);
}

.np-label.done {
    color: var(--text);
}

.np-sep {
    color: var(--border);
    font-size: 0.9rem;
    padding: 0 4px;
}

/* ── SCREENS ── */
.screen {
    display: none;
    padding-top: var(--nav-height, 60px);
    min-height: 100vh;
}

.screen.active {
    display: block;
    animation: fadeIn 0.4s ease both;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── UTILS / COMMON ── */
.btn-main {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    padding: 14px 28px;
    background: var(--text);
    color: var(--bg);
    border: 1px solid var(--text);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.btn-main:hover {
    background: transparent;
    color: var(--text);
}

.btn-outline {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.85rem;
    padding: 14px 28px;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.btn-outline:hover {
    border-color: var(--text);
    color: var(--text);
}

/* ══ SCREEN 1: LANDING ══ */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    min-height: calc(100vh - 60px);
    padding: 60px 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.hero-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.hero-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 4px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: 0.02em;
}

.hero h1 .accent-underline {
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 600px;
    margin-bottom: 40px;
}

/* ── Hero Right (Mock KPIs) ── */
.hero-right {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 500px;
}
.mini-kpi-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.mini-kpi {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--card-radius);
    padding: 16px;
}
.mini-kpi-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.mini-kpi-val {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 400;
}
.mini-kpi-val.pos { color: var(--green); }
.mini-kpi-val.neg { color: var(--red); }
.mini-kpi-delta {
    font-size: 0.75rem;
    margin-top: 4px;
    color: var(--text-tertiary);
}
.mini-kpi-delta .up { color: var(--green); }
.mini-kpi-delta .dn { color: var(--red); }

.platform-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.platform-card {
    border: 1px solid var(--border);
    border-radius: var(--card-radius);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--surface2);
}
.platform-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    border-radius: 4px;
    font-family: var(--font-heading);
    color: var(--bg);
}
.platform-icon.meta { background: var(--text-secondary); }
.platform-icon.google { background: var(--text-secondary); }
.platform-info-label { font-size: 0.7rem; color: var(--text-secondary); }
.platform-info-val { font-family: var(--font-heading); font-size: 1rem; }

.hero-trust {
    margin-top: 40px;
    display: flex;
    gap: 24px;
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* ══ SCREEN 2: UPLOAD ══ */
.source-wrap {
    max-width: 640px;
    margin: 0 auto;
    padding: 100px 40px;
    text-align: center;
}
.source-wrap h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 12px;
}
.source-wrap p {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.dropzone2 {
    border: 1px dashed var(--border);
    border-radius: var(--card-radius);
    padding: 60px 40px;
    background: var(--surface2);
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 24px;
}
.dropzone2:hover {
    border-color: var(--text);
    background: var(--surface);
}
.dropzone2-icon { font-size: 2rem; margin-bottom: 16px; opacity: 0.8; filter: grayscale(100%); }
.dropzone2-text { font-weight: 600; margin-bottom: 4px; }
.dropzone2-sub { font-size: 0.85rem; color: var(--text-tertiary); }
.fmt-tags { display: flex; justify-content: center; gap: 8px; margin-top: 16px; }
.fmt-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 4px 8px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-secondary);
}

/* ══ SCREEN 3: MAPEO ══ */
.mapeo-wrap {
    max-width: 800px;
    margin: 0 auto;
    padding: 80px 40px;
}
.mapeo-wrap h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 400;
    margin-bottom: 8px;
}

.mapeo-wrap > p {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.source-badge {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 6px 12px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-bottom: 40px;
    color: var(--text-secondary);
}

.prev-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--card-radius);
    overflow: hidden;
    margin-bottom: 32px;
}
.prev-head {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.prev-wrap table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.prev-wrap th { padding: 12px 20px; text-align: left; color: var(--text-secondary); background: var(--surface2); border-bottom: 1px solid var(--border); font-weight: 500; }
.prev-wrap td { padding: 12px 20px; border-bottom: 1px solid var(--border); color: var(--text); }
.prev-wrap tr:last-child td { border-bottom: none; }

.map-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}
.map-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--card-radius);
    padding: 16px 20px;
}
.map-card-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 12px;
}
.map-sel {
    width: 100%;
    padding: 10px 12px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.85rem;
    cursor: pointer;
    appearance: none;
}
.map-sel:focus { outline: none; border-color: var(--text); }

.confirm-strip {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 24px;
    font-size: 0.9rem;
}
.confirm-strip strong { color: var(--text); font-weight: 600; }
.confirm-strip span { color: var(--text-secondary); }

/* ══ SCREEN 4: DASHBOARD ══ */
#s4 {
    padding: 60px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.dash-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}
.dash-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 400;
}
.dash-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}
.dm-sep { width: 1px; height: 12px; background: var(--border); }

/* KPIs */
.kpi-row {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}
.kpi {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--card-radius);
    padding: 20px;
    position: relative;
}
.kpi::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: var(--text-tertiary); /* AdPulse subtle kpi top border */
    border-radius: var(--card-radius) var(--card-radius) 0 0;
    opacity: 0.2;
}
.kpi-lbl {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 8px;
}
.kpi-num {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 400;
    line-height: 1;
}
.kpi-delta { font-size: 0.8rem; margin-top: 8px; }

/* Charts */
.chart-grid-main {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}
.chart-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}
.c-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--card-radius);
    padding: 24px;
}
.c-head { margin-bottom: 20px; }
.c-title {
    font-weight: 600;
    font-size: 0.95rem;
}
.c-sub {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Insights */
.insight-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 32px;
}
.insight-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left-width: 4px;
    border-radius: var(--card-radius);
    padding: 20px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.insight-card.green { border-left-color: var(--green); }
.insight-card.red { border-left-color: var(--red); }
.insight-card.yellow { border-left-color: var(--yellow); }

.insight-icon { font-size: 1.4rem; filter: grayscale(50%); }
.insight-txt h4 { font-weight: 600; font-size: 0.95rem; margin-bottom: 6px; }
.insight-txt p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; }

/* Progress bars */
.pb-row { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; font-size: 0.85rem; }
.pb-lbl { width: 120px; color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pb-bar { flex: 1; height: 4px; background: var(--surface2); border-radius: 2px; overflow: hidden; }
.pb-fill { height: 100%; border-radius: 2px; }
.pb-val { width: 60px; text-align: right; font-weight: 500; font-family: var(--font-mono); font-size: 0.75rem; }

/* CTA final */
.cta-final {
    background: var(--text);
    color: var(--bg);
    border-radius: var(--card-radius);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}
.cta-final h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 8px;
}
.cta-final p { color: var(--bg); opacity: 0.7; font-size: 0.9rem; }
.btn-cta {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 16px 32px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    white-space: nowrap;
}
.btn-cta:hover { opacity: 0.9; }

@media (max-width: 900px) {
    .kpi-row { grid-template-columns: repeat(3, 1fr); }
    .chart-grid-main, .chart-grid-2 { grid-template-columns: 1fr; }
    .insight-row { grid-template-columns: 1fr; }
    .cta-final { flex-direction: column; text-align: center; }
}
@media (max-width: 768px) {
    nav { padding: 0 20px; }
    .hero { padding: 40px 20px; }
    .kpi-row { grid-template-columns: repeat(2, 1fr); }
}