/* ===== Design tokens (kept cohesive with your SYNaTRA page) ===== */
:root {
--brand: #00cdac;
--ink: #1e1e1e;
--ink-muted: #5a5a5a;
--brand-strong: color-mix(in srgb, var(--brand) 85%, black);
--bg-soft: color-mix(in srgb, var(--brand) 6%, white);
--card: #ffffff;
}

html,
body {
height: 100%;
}

body,
h1,
h2,
h3,
h4,
h5,
h6 {
font-family: "Raleway", sans-serif;
}

body {
line-height: 1.8;
color: var(--ink);
background: var(--bg-soft);
margin: 0;
}

img {
max-width: 100%;
height: auto;
}

.brand-heading {
color: var(--brand-strong);
}

.brand-card {
background-color: var(--brand);
color: #fff;
opacity: 0.96;
border-radius: 14px;
padding: 24px 28px;
}

.pill {
display: inline-flex;
gap: 8px;
align-items: center;
border-radius: 999px;
padding: 6px 12px;
font-size: 0.85rem;
background: rgba(255, 255, 255, 0.18);
border: 1px solid rgba(255, 255, 255, 0.25);
color: rgba(255, 255, 255, 0.95);
}

.brand-btn {
background-color: var(--brand);
color: #fff;
border: none;
border-radius: 999px;
padding: 10px 18px;
font-size: 0.95rem;
cursor: pointer;
display: inline-flex;
align-items: center;
gap: 10px;
text-decoration: none;
}
.brand-btn:hover {
filter: brightness(0.96);
}

.ghost-btn {
background: transparent;
color: var(--brand-strong);
border: 1px solid rgba(0, 0, 0, 0.08);
border-radius: 999px;
padding: 10px 18px;
font-size: 0.95rem;
cursor: pointer;
display: inline-flex;
align-items: center;
gap: 10px;
text-decoration: none;
}
.ghost-btn:hover {
border-color: rgba(0, 205, 172, 0.45);
box-shadow: 0 8px 18px rgba(0, 205, 172, 0.12);
transform: translateY(-1px);
}

/* ===== Page layout ===== */
.page {
min-height: 100vh;
padding-top: 64px; /* fixed navbar offset */
}

.shell {
max-width: 1100px;
margin: 0 auto;
padding: 24px 16px 60px;
}

/* Hero */
.hero {
padding-top: 36px;
padding-bottom: 18px;
}

.hero-grid {
display: grid;
grid-template-columns: 1.2fr 1.8fr;
gap: 18px;
align-items: center;
}

.hero h1 {
margin: 0 0 8px;
font-size: 2rem;
color: rgba(255, 255, 255, 0.95);
}

.hero p {
margin: 0;
color: rgba(255, 255, 255, 0.92);
font-size: 0.95rem;
}

.hero-actions {
margin-top: 14px;
display: flex;
flex-wrap: wrap;
gap: 10px;
}

.hero-badges {
margin-top: 12px;
display: flex;
flex-wrap: wrap;
gap: 10px;
}

.hero-art {
border-radius: 14px;
overflow: hidden;
background: rgba(255, 255, 255, 0.12);
backdrop-filter: blur(2px);
border: 1px solid rgba(255, 255, 255, 0.18);
padding: 14px;
}


.mini-diagram {
width: 100%;
border-radius: 10px;
background: rgba(255, 255, 255, 0.12);
border: 1px dashed rgba(255, 255, 255, 0.28);
padding: 12px;
}

.mini-diagram .row {
display: grid;
grid-template-columns: 1fr auto 1fr auto 1fr;
gap: 10px;
align-items: center;
margin-bottom: 10px;
}

.node {
background: rgba(255, 255, 255, 0.14);
border: 1px solid rgba(255, 255, 255, 0.24);
border-radius: 12px;
padding: 10px 12px;
font-size: 0.85rem;
color: rgba(255, 255, 255, 0.95);
}

.arrow {
color: rgba(255, 255, 255, 0.9);
font-size: 1.2rem;
text-align: center;
}

@media (max-width: 800px) {
.hero-grid {
    grid-template-columns: 1fr;
    text-align: left;
}
}

/* Sections */
.section {
padding: 40px 0 20px;
}

.section + .section {
border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.section-header {
margin-bottom: 14px;
}

.section-header h2 {
margin: 0 0 6px;
font-size: 1.2rem;
}

.section-header p {
margin: 0;
font-size: 0.9rem;
color: var(--ink-muted);
}

/* Cards */
.grid {
display: grid;
gap: 18px;
}

.grid-2 {
grid-template-columns: 1fr;
}

@media (min-width: 800px) {
.grid-2 {
    grid-template-columns: 1fr 1fr;
}
}

.grid-3 {
grid-template-columns: 1fr;
}

@media (min-width: 950px) {
.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}
}

.card {
padding: 18px 18px 20px;
border-radius: 14px;
background: var(--card);
border: 1px solid rgba(0, 0, 0, 0.04);
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
transition: transform 0.18s ease, box-shadow 0.18s ease,
    border-color 0.18s ease;
}

.card:hover {
transform: translateY(-3px);
box-shadow: 0 10px 18px rgba(0, 205, 172, 0.14);
border-color: rgba(0, 205, 172, 0.35);
}

.card h3 {
margin: 0 0 6px;
font-size: 1.03rem;
color: var(--brand-strong);
}

.card p {
margin: 6px 0 0;
font-size: 0.93rem;
}

.tile-icon {
background-color: var(--brand);
color: #fff;
display: inline-flex;
width: 42px;
height: 42px;
border-radius: 12px;
align-items: center;
justify-content: center;
font-weight: 700;
margin-bottom: 10px;
font-size: 0.9rem;
}

/* Tiers */
.tiers {
display: grid;
gap: 14px;
}

.tier {
background: #fff;
border: 1px solid rgba(0, 0, 0, 0.04);
border-radius: 14px;
padding: 16px;
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
}

.tier-top {
display: flex;
justify-content: space-between;
align-items: center;
gap: 12px;
flex-wrap: wrap;
}

.tier-title {
margin: 0;
font-weight: 700;
color: var(--brand-strong);
}

.tier-tag {
font-size: 0.82rem;
padding: 4px 10px;
border-radius: 999px;
border: 1px solid rgba(0, 0, 0, 0.06);
background: rgba(0, 0, 0, 0.02);
color: var(--ink-muted);
}

.tier ul {
margin: 10px 0 0;
padding-left: 18px;
color: var(--ink);
}

.tier li {
margin-bottom: 6px;
font-size: 0.93rem;
}

/* Executive summary block */
.exec {
display: grid;
gap: 16px;
}

.exec-block {
border-left: 4px solid rgba(0, 205, 172, 0.65);
padding: 10px 12px;
background: rgba(255, 255, 255, 0.7);
border-radius: 12px;
border: 1px solid rgba(0, 0, 0, 0.04);
}

.exec-block h4 {
margin: 0 0 6px;
font-size: 0.95rem;
color: var(--brand-strong);
}

.exec-block p {
margin: 0;
color: var(--ink);
font-size: 0.93rem;
}

/* Diagram figure + modal */
.diagram-figure {
margin: 18px 0 0;
text-align: center;
}

.diagram-figure img {
max-width: 100%;
height: auto;
border-radius: 14px;
box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
border: 1px solid rgba(0, 0, 0, 0.04);
cursor: zoom-in;
}

.diagram-figure figcaption {
margin-top: 8px;
font-size: 0.85rem;
color: var(--ink-muted);
}

.diagram-modal {
position: fixed;
inset: 0;
display: none;
align-items: center;
justify-content: center;
z-index: 2000;
}

.diagram-modal.open {
display: flex;
}

.diagram-modal-backdrop {
position: absolute;
inset: 0;
background: rgba(0, 0, 0, 0.7);
}

.diagram-modal-content {
position: relative;
max-width: min(1000px, 100vw - 32px);
max-height: 90vh;
background: #ffffff;
border-radius: 16px;
padding: 16px;
box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
z-index: 2001;
display: flex;
flex-direction: column;
align-items: center;
}

.diagram-modal-content img {
max-width: 100%;
max-height: 70vh;
height: auto;
border-radius: 8px;
}

.diagram-modal-caption {
margin-top: 10px;
font-size: 0.9rem;
color: var(--ink-muted);
text-align: center;
}

.diagram-modal-close {
position: absolute;
top: 8px;
right: 10px;
border: none;
background: transparent;
font-size: 1.8rem;
line-height: 1;
cursor: pointer;
color: var(--ink-muted);
}

/* Footer */
.footer {
padding: 22px 16px 32px;
text-align: center;
font-size: 0.85rem;
color: var(--ink-muted);
}

/* Default: show content */
.reveal { opacity: 1; transform: none; }

/* Only animate/hide when JS is enabled */
.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.js .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}