/* Public site (investrlot.com, signed out). Used only by Views/PublicSite/_PublicLayout.cshtml.
   Standalone on purpose: no Bootstrap, no site.css, so nothing here can restyle the AE app. */

:root {
    --ps-bg: #f6f7fb;
    --ps-surface: #ffffff;
    --ps-surface-alt: #eef1f7;
    --ps-text: #14203a;
    --ps-muted: #4d5b73;
    --ps-border: #d6dce8;
    --ps-accent: #9a5f00;
    --ps-accent-fill: #f5a623;
    --ps-on-accent: #0a1628;
    --ps-header-bg: rgba(255, 255, 255, 0.88);
    --ps-hero-bg: #0a1628;
    --ps-hero-surface: #0f2340;
    --ps-hero-text: #e8f0fe;
    --ps-hero-muted: #a3b3ca;
    --ps-hero-border: #1f3b60;
    --ps-danger-bg: #fdecec;
    --ps-danger-text: #9b1c1c;
    --ps-danger-border: #f3b6b6;
    --ps-radius: 10px;
    --ps-shadow: 0 1px 2px rgba(10, 22, 40, 0.06), 0 8px 24px rgba(10, 22, 40, 0.06);
    --ps-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --ps-mono: ui-monospace, "SFMono-Regular", Consolas, "Courier New", monospace;
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --ps-bg: #0a1628;
        --ps-surface: #0f2340;
        --ps-surface-alt: #0c1c35;
        --ps-text: #e8f0fe;
        --ps-muted: #a3b3ca;
        --ps-border: #1f3b60;
        --ps-accent: #f5a623;
        --ps-header-bg: rgba(10, 22, 40, 0.88);
        --ps-hero-bg: #071122;
        --ps-danger-bg: rgba(231, 76, 60, 0.12);
        --ps-danger-text: #ff9a8f;
        --ps-danger-border: rgba(231, 76, 60, 0.4);
        --ps-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);
        color-scheme: dark;
    }
}

:root[data-theme="dark"] {
    --ps-bg: #0a1628;
    --ps-surface: #0f2340;
    --ps-surface-alt: #0c1c35;
    --ps-text: #e8f0fe;
    --ps-muted: #a3b3ca;
    --ps-border: #1f3b60;
    --ps-accent: #f5a623;
    --ps-header-bg: rgba(10, 22, 40, 0.88);
    --ps-hero-bg: #071122;
    --ps-danger-bg: rgba(231, 76, 60, 0.12);
    --ps-danger-text: #ff9a8f;
    --ps-danger-border: rgba(231, 76, 60, 0.4);
    --ps-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);
    color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body.ps {
    margin: 0;
    background: var(--ps-bg);
    color: var(--ps-text);
    font-family: var(--ps-font);
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.ps a { color: inherit; }

.ps-wrap {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 16px;
}

@media (min-width: 720px) {
    .ps-wrap { padding: 0 28px; }
}

.ps-skip {
    position: absolute;
    left: -9999px;
    top: 8px;
    z-index: 100;
    background: var(--ps-accent-fill);
    color: var(--ps-on-accent);
    padding: 8px 14px;
    border-radius: 6px;
}
.ps-skip:focus { left: 8px; }

.ps :focus-visible {
    outline: 2px solid var(--ps-accent-fill);
    outline-offset: 2px;
}

/* ── Header ─────────────────────────────────────────────────────────── */

.ps-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--ps-header-bg);
    backdrop-filter: saturate(160%) blur(10px);
    -webkit-backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid var(--ps-border);
}

.ps-header-inner {
    display: flex;
    align-items: center;
    gap: 24px;
    min-height: 64px;
}

.ps-brand {
    font-family: var(--ps-mono);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 2.5px;
    text-decoration: none;
    color: var(--ps-text) !important;
    white-space: nowrap;
}
.ps-brand-mark { color: var(--ps-accent-fill); margin-right: 6px; }
.ps-brand-tail { color: var(--ps-accent); }
.ps-brand-sm { font-size: 1rem; }

/* The product is "Investrlot by Dangan Technology": the byline is part of the lockup,
   stacked under the wordmark so it never competes with it for size. */
.ps-brand-lockup {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.15;
}
.ps-brand-name { display: block; }
.ps-brand-by {
    display: block;
    font-family: var(--ps-font);
    font-weight: 500;
    font-size: 0.62rem;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    color: var(--ps-muted);
    margin-top: 3px;
}
.ps-brand-sm .ps-brand-by { font-size: 0.6rem; }

.ps-nav {
    display: none;
    gap: 28px;
    margin-left: 12px;
}
.ps-nav a {
    text-decoration: none;
    color: var(--ps-muted);
    font-size: 0.95rem;
    font-weight: 500;
}
.ps-nav a:hover { color: var(--ps-text); }

@media (min-width: 820px) {
    .ps-nav { display: flex; }
}

.ps-header-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

@media (max-width: 559px) {
    .ps-hide-sm { display: none !important; }
}

/* ── Buttons ────────────────────────────────────────────────────────── */

.ps-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 16px;
    border-radius: 8px;
    border: 1px solid transparent;
    font: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
    white-space: nowrap;
}
.ps-btn:active { transform: translateY(1px); }

.ps-btn-lg { padding: 13px 22px; font-size: 1rem; }

.ps .ps-btn-primary {
    background: var(--ps-accent-fill);
    color: var(--ps-on-accent);
}
.ps .ps-btn-primary:hover { background: #ffb940; }

.ps .ps-btn-quiet {
    color: var(--ps-text);
    border-color: var(--ps-border);
    background: transparent;
}
.ps .ps-btn-quiet:hover { border-color: var(--ps-muted); }

.ps .ps-btn-outline {
    color: var(--ps-hero-text);
    border-color: var(--ps-hero-border);
    background: transparent;
}
.ps .ps-btn-outline:hover { border-color: var(--ps-hero-muted); background: rgba(255, 255, 255, 0.04); }

.ps-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ── Hero ───────────────────────────────────────────────────────────── */

.ps-hero {
    background:
        radial-gradient(900px 420px at 85% -10%, rgba(245, 166, 35, 0.12), transparent 60%),
        var(--ps-hero-bg);
    color: var(--ps-hero-text);
    padding: 64px 0 72px;
}

.ps-hero-grid {
    display: grid;
    gap: 48px;
    align-items: center;
}

@media (min-width: 960px) {
    .ps-hero { padding: 96px 0 104px; }
    .ps-hero-grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 64px; }
}

.ps-eyebrow {
    margin: 0 0 18px;
    font-family: var(--ps-mono);
    font-size: 0.78rem;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: var(--ps-accent-fill);
}

.ps-hero-title {
    margin: 0 0 22px;
    font-size: clamp(2.1rem, 5.2vw, 3.5rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    font-weight: 700;
    text-wrap: balance;
}

.ps-lead {
    margin: 0 0 14px;
    font-size: clamp(1.05rem, 1.6vw, 1.2rem);
    color: var(--ps-hero-text);
    opacity: 0.92;
    max-width: 38em;
}

.ps-hero-sub {
    margin: 0 0 32px;
    color: var(--ps-hero-muted);
}

/* The four-layer platform stack: foundation at the bottom. */
.ps-stack {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 22px;
    border: 1px solid var(--ps-hero-border);
    border-radius: 14px;
    background: rgba(15, 35, 64, 0.6);
}

.ps-stack-layer {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border: 1px solid var(--ps-hero-border);
    border-radius: 9px;
    background: var(--ps-hero-surface);
}

.ps-stack-layer:nth-child(1) { margin: 0 36px; }
.ps-stack-layer:nth-child(2) { margin: 0 24px; }
.ps-stack-layer:nth-child(3) { margin: 0 12px; }

.ps-stack-num {
    font-family: var(--ps-mono);
    font-size: 0.75rem;
    color: var(--ps-hero-muted);
}

.ps-stack-name { font-weight: 600; }

.ps-stack-role {
    font-family: var(--ps-mono);
    font-size: 0.7rem;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--ps-hero-muted);
}

.ps-stack-base {
    background: var(--ps-accent-fill);
    border-color: var(--ps-accent-fill);
    color: var(--ps-on-accent);
}
.ps-stack-base .ps-stack-num,
.ps-stack-base .ps-stack-role { color: var(--ps-on-accent); opacity: 0.75; }

@media (max-width: 479px) {
    .ps-stack { padding: 14px; }
    .ps-stack-layer:nth-child(n) { margin: 0; }
    .ps-stack-role { display: none; }
}

/* ── Sections ───────────────────────────────────────────────────────── */

.ps-section { padding: 72px 0; }
.ps-section-alt {
    background: var(--ps-surface-alt);
    border-top: 1px solid var(--ps-border);
    border-bottom: 1px solid var(--ps-border);
}

@media (min-width: 960px) {
    .ps-section { padding: 104px 0; }
}

.ps-kicker {
    margin: 0 0 12px;
    font-family: var(--ps-mono);
    font-size: 0.78rem;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: var(--ps-accent);
}

.ps-h1,
.ps-h2 {
    margin: 0 0 18px;
    font-weight: 700;
    letter-spacing: -0.015em;
    text-wrap: balance;
}
.ps-h1 { font-size: clamp(1.9rem, 4vw, 2.75rem); line-height: 1.12; }
.ps-h2 { font-size: clamp(1.6rem, 3.2vw, 2.35rem); line-height: 1.15; }

.ps-intro {
    margin: 0;
    color: var(--ps-muted);
    font-size: 1.08rem;
    max-width: 44em;
}

.ps-section-head { max-width: 760px; margin-bottom: 44px; }

.ps-split {
    display: grid;
    gap: 28px;
}
@media (min-width: 900px) {
    .ps-split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; }
}

.ps-prose p { margin: 0 0 20px; color: var(--ps-muted); }
.ps-prose p:last-child { margin-bottom: 0; }

.ps-patchwork {
    list-style: none;
    margin: 4px 0 24px;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.ps-patchwork li {
    padding: 6px 12px;
    border: 1px dashed var(--ps-border);
    border-radius: 999px;
    font-size: 0.88rem;
    color: var(--ps-muted);
    background: var(--ps-surface);
}

/* ── Pillars ────────────────────────────────────────────────────────── */

.ps-pillars {
    display: grid;
    gap: 18px;
}
@media (min-width: 640px) {
    .ps-pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1040px) {
    .ps-pillars { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.ps-pillar {
    padding: 24px;
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    box-shadow: var(--ps-shadow);
}
.ps-pillar h3 { margin: 18px 0 8px; font-size: 1.1rem; }
.ps-pillar p { margin: 0; color: var(--ps-muted); font-size: 0.97rem; }

.ps-pillar-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ps-pillar-num {
    font-family: var(--ps-mono);
    font-size: 0.8rem;
    color: var(--ps-muted);
}

.ps-icon {
    width: 40px;
    height: 40px;
    padding: 8px;
    border-radius: 9px;
    background: rgba(245, 166, 35, 0.14);
    fill: none;
    stroke: var(--ps-accent);
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ── Why Investrlot ─────────────────────────────────────────────────── */

.ps-compare {
    display: grid;
    gap: 18px;
}
@media (min-width: 820px) {
    .ps-compare { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.ps-compare-col {
    padding: 28px;
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    background: var(--ps-surface);
    display: flex;
    flex-direction: column;
}
.ps-compare-col p { margin: 0 0 24px; color: var(--ps-muted); }

.ps-compare-new {
    border-color: var(--ps-accent-fill);
    box-shadow: 0 0 0 1px var(--ps-accent-fill), var(--ps-shadow);
}

.ps-compare-title {
    margin: 0 0 10px;
    font-size: 1.15rem;
}

.ps-diagram {
    margin-top: auto;
    font-family: var(--ps-mono);
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.ps-diagram span {
    display: block;
    text-align: center;
    padding: 11px 8px;
    border-radius: 7px;
    border: 1px solid var(--ps-border);
    color: var(--ps-muted);
    background: var(--ps-surface-alt);
}

/* Legacy: separate applications, joined by dashed integrations. */
.ps-diagram-legacy {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}
.ps-diagram-legacy span { position: relative; overflow: visible; }
.ps-diagram-legacy span + span::before {
    content: "";
    position: absolute;
    top: 50%;
    right: 100%;
    width: 22px;
    border-top: 2px dashed var(--ps-border);
}

/* Investrlot: layers resting on one data model. */
.ps-diagram-unified {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.ps-diagram-unified span:nth-child(1) { margin: 0 18%; }
.ps-diagram-unified span:nth-child(2) { margin: 0 9%; }
.ps-diagram-unified .ps-diagram-base {
    background: var(--ps-accent-fill);
    border-color: var(--ps-accent-fill);
    color: var(--ps-on-accent);
    font-weight: 700;
}

.ps-statement {
    margin: 48px 0 36px;
    font-size: clamp(1.25rem, 2.4vw, 1.6rem);
    line-height: 1.35;
    font-weight: 600;
    max-width: 30em;
    text-wrap: balance;
}

.ps-triad-lead { margin-bottom: 20px; }

.ps-triad {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 12px;
}
@media (min-width: 720px) {
    .ps-triad { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.ps-triad li {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 18px 20px;
    border-left: 3px solid var(--ps-accent-fill);
    background: var(--ps-surface);
    border-radius: 0 var(--ps-radius) var(--ps-radius) 0;
}
.ps-triad-term { font-weight: 700; font-size: 1.05rem; }
.ps-triad-role { color: var(--ps-muted); }

/* ── Closing call to action ─────────────────────────────────────────── */

.ps-cta {
    background: var(--ps-hero-bg);
    color: var(--ps-hero-text);
    padding: 64px 0;
}
.ps-cta-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 24px 48px;
}
.ps-cta .ps-h2 { margin-bottom: 8px; }
.ps-cta p { margin: 0; color: var(--ps-hero-muted); }

/* ── About us / team ────────────────────────────────────────────────── */

.ps-team {
    display: grid;
    gap: 22px;
    grid-template-columns: 1fr;
}
@media (min-width: 760px) {
    .ps-team { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.ps-person {
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    box-shadow: var(--ps-shadow);
    padding: 26px;
}

.ps-person-head {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.ps-person-initials {
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--ps-accent-fill);
    color: var(--ps-on-accent);
    font-family: var(--ps-mono);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 1px;
}

.ps-person-name { margin: 0; font-size: 1.2rem; line-height: 1.2; }

.ps-person-role {
    margin: 4px 0 0;
    font-family: var(--ps-mono);
    font-size: 0.76rem;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: var(--ps-accent);
}

.ps-person-bio { margin: 0; color: var(--ps-muted); font-size: 0.97rem; }

/* ── Contact pages ──────────────────────────────────────────────────── */

.ps-page { padding: 56px 0 88px; }

.ps-page-grid {
    display: grid;
    gap: 36px;
    align-items: start;
}
@media (min-width: 900px) {
    .ps-page-grid { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 64px; }
    .ps-page { padding: 88px 0 112px; }
}

.ps-narrow { max-width: 640px; }

.ps-next {
    margin: 28px 0 0;
    padding-left: 20px;
    color: var(--ps-muted);
}
.ps-next li { margin-bottom: 6px; }

.ps-card {
    padding: 28px;
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: 12px;
    box-shadow: var(--ps-shadow);
}
@media (max-width: 479px) {
    .ps-card { padding: 20px; }
}

.ps-received .ps-intro { margin-bottom: 28px; }

.ps-form { display: flex; flex-direction: column; gap: 18px; }

.ps-field { display: flex; flex-direction: column; gap: 6px; }

.ps-field label { font-weight: 600; font-size: 0.93rem; }

.ps-optional { font-weight: 400; color: var(--ps-muted); }

.ps-field input,
.ps-field select,
.ps-field textarea {
    width: 100%;
    font: inherit;
    font-size: 1rem;
    color: var(--ps-text);
    background: var(--ps-bg);
    border: 1px solid var(--ps-border);
    border-radius: 8px;
    padding: 10px 12px;
}
.ps-field textarea { resize: vertical; min-height: 120px; }
.ps-field input:focus,
.ps-field select:focus,
.ps-field textarea:focus {
    outline: none;
    border-color: var(--ps-accent-fill);
    box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.25);
}

.ps-hp {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.ps-fineprint { margin: 0; font-size: 0.85rem; color: var(--ps-muted); }

.ps-form .ps-btn { align-self: flex-start; }

.ps-alert {
    margin-bottom: 20px;
    padding: 12px 16px;
    border-radius: 8px;
    background: var(--ps-danger-bg);
    border: 1px solid var(--ps-danger-border);
    color: var(--ps-danger-text);
    font-size: 0.93rem;
}
.ps-alert ul { margin: 6px 0 0; padding-left: 18px; }

/* ── Footer ─────────────────────────────────────────────────────────── */

.ps-footer {
    border-top: 1px solid var(--ps-border);
    background: var(--ps-surface);
    padding: 40px 0;
    font-size: 0.92rem;
}

.ps-footer-inner {
    display: grid;
    gap: 20px 40px;
}
@media (min-width: 820px) {
    .ps-footer-inner { grid-template-columns: minmax(0, 1fr) auto; align-items: start; }
}

.ps-footer-brand p { margin: 8px 0 0; color: var(--ps-muted); }

.ps-footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 22px;
}
.ps-footer-nav a { text-decoration: none; color: var(--ps-muted); }
.ps-footer-nav a:hover { color: var(--ps-text); }

.ps-copy {
    margin: 0;
    color: var(--ps-muted);
    font-size: 0.85rem;
    grid-column: 1 / -1;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .ps-btn { transition: none; }
}