/* =========================================================================
   Cursor SDK — Partner Integration Map
   Page-specific layout. Depends on tokens from cursor-brand.css.
   ========================================================================= */

/* -------- Page-local extension tokens --------
   Cursor brand only ships success/warning/danger semantic colors.
   Synopsys (blue) and GitHub (purple) need additional accents — kept
   subtle and only used for top-border + flow-step number chip. */
:root,
[data-theme="dark"] {
  --color-info: #60a5fa;
  --color-accent-alt: #a78bfa;
  --partner-synopsys: var(--color-info);
  --partner-dbt: var(--color-warning);
  --partner-snowflake: var(--color-success);
  --partner-github: var(--color-accent-alt);
}

[data-theme="light"] {
  --color-info: #2563eb;
  --color-accent-alt: #7c3aed;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-info: #2563eb;
    --color-accent-alt: #7c3aed;
  }
}

/* -------- Password gate (client-side; not a substitute for server auth) -------- */
.auth-gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: var(--color-bg);
}

.auth-gate__panel {
  width: 100%;
  max-width: 400px;
  margin: 0;
}

.auth-gate__title {
  font-size: var(--text-xl);
  font-weight: 600;
  margin: 0 0 var(--space-2) 0;
}

.auth-gate__hint {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-6) 0;
}

.auth-gate__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.auth-gate__input {
  margin: 0;
}

.auth-gate__submit {
  margin-top: var(--space-1);
}

.auth-gate__error {
  font-size: var(--text-sm);
  color: var(--color-danger);
  margin: 0;
}

/* -------- Page wrapper -------- */
.page {
  max-width: 1120px;
  margin: 0 auto;
  padding: var(--space-12) var(--space-6) var(--space-16);
}

/* -------- Sticky page header -------- */
.page-header {
  position: sticky;
  top: 0;
  z-index: 55;
  margin-left: calc(-1 * var(--space-6));
  margin-right: calc(-1 * var(--space-6));
  padding-left: var(--space-6);
  padding-right: var(--space-6);
  margin-bottom: var(--space-12);
  padding-top: var(--space-4);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid transparent;
  transition: padding 260ms cubic-bezier(0.4, 0, 0.2, 1), margin-bottom 260ms cubic-bezier(0.4, 0, 0.2, 1),
    border-color 220ms ease, background-color var(--transition-theme);
}

.page-header--compact {
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-8);
  border-bottom-color: var(--color-border);
  background: var(--color-nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-header__inner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  transition: gap 240ms cubic-bezier(0.4, 0, 0.2, 1);
}

.page-header--compact .page-header__inner {
  align-items: center;
  gap: var(--space-4);
}

.page-header__copy {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.page-header__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.1s;
  max-height: 3rem;
  transition: opacity 240ms ease, max-height 300ms cubic-bezier(0.4, 0, 0.2, 1), margin-bottom 260ms ease,
    visibility 240ms linear;
  overflow: hidden;
}

.page-header__title {
  font-size: clamp(2rem, 4.5vw, var(--text-5xl));
  margin: 0;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.16s;
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--color-text-primary);
  transition: font-size 260ms cubic-bezier(0.4, 0, 0.2, 1), letter-spacing 260ms ease;
}

.page-header__title-line {
  display: block;
}

.page-header__title-sub {
  display: block;
  margin-top: 0.2em;
}

.page-header .accent {
  color: var(--color-text-secondary);
  font-weight: 400;
}

.page-header--compact .page-header__title {
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
  line-height: 1.22;
}

.page-header--compact .page-header__title-sub {
  font-size: var(--text-sm);
  font-weight: 500;
}

.page-header__sub {
  margin-top: var(--space-3);
  margin-bottom: 0;
  max-width: 580px;
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: 1.6;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.26s;
  max-height: 320px;
  transition: opacity 240ms ease, max-height 300ms cubic-bezier(0.4, 0, 0.2, 1), margin-top 260ms ease,
    visibility 240ms linear;
  overflow: hidden;
}

.page-header--compact .page-header__eyebrow,
.page-header--compact .page-header__sub {
  max-height: 0;
  margin-top: 0;
  margin-bottom: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-header,
  .page-header * {
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
}

/* Cursor mark — tilt + moving sheen (see cursor-logo-interactive.js) */
.interactive-cursor-logo {
  --rx: 0deg;
  --ry: 0deg;
  --sheen-x: 50%;
  --sheen-y: 50%;
  position: relative;
  flex-shrink: 0;
  width: 72px;
  height: calc(72px * 1.1);
  color: var(--color-text-primary);
  opacity: 0;
  animation: logoReveal 0.55s ease forwards 0.06s;
  transform-style: preserve-3d;
  transform: perspective(320px) rotateX(var(--rx)) rotateY(var(--ry)) translateZ(0);
  cursor: grab;
}

.interactive-cursor-logo--pressed {
  cursor: grabbing;
}

.interactive-cursor-logo.interactive-cursor-logo--pressed {
  transform: perspective(320px) rotateX(var(--rx)) rotateY(var(--ry)) translateZ(-2px)
    scale(0.985);
}

.interactive-cursor-logo--static {
  cursor: default;
}

.interactive-cursor-logo__svg {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.35));
}

[data-theme="light"] .interactive-cursor-logo__svg {
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.12));
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .interactive-cursor-logo__svg {
    filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.12));
  }
}

.interactive-cursor-logo__sheen {
  position: absolute;
  inset: -8%;
  border-radius: 18%;
  pointer-events: none;
  background: radial-gradient(
    circle at var(--sheen-x, 50%) var(--sheen-y, 50%),
    rgba(255, 255, 255, 0.18) 0%,
    rgba(255, 255, 255, 0) 55%
  );
  mix-blend-mode: overlay;
  opacity: 0.65;
}

.page-header--compact .interactive-cursor-logo {
  width: 40px;
  height: calc(40px * 1.1);
}

/* -------- Partner row -------- */
.partners-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.4s;
}

.partner-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base),
    transform var(--transition-base), var(--transition-theme);
}

.partner-card:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-2px);
}

.partner-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--partner-color, var(--color-border-strong));
  opacity: 0.85;
}

.partner-card.synopsys { --partner-color: var(--partner-synopsys); }
.partner-card.dbt       { --partner-color: var(--partner-dbt); }
.partner-card.snowflake { --partner-color: var(--partner-snowflake); }
.partner-card.github    { --partner-color: var(--partner-github); }

.partner-emoji {
  font-size: 1.75rem;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.partner-name {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-1) 0;
  color: var(--color-text-primary);
}

.partner-tagline {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.use-case-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.use-case {
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

/* -------- Flow steps -------- */
.flow-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.flow-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-text-secondary);
}

.flow-step-num {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  margin-top: 1px;
  padding: 0 5px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--partner-color, var(--color-text-secondary));
  background: color-mix(in srgb, var(--partner-color, var(--color-border-strong)) 14%, transparent);
  border-radius: var(--radius-sm);
}

/* -------- Fan connector (partners → SDK) -------- */
.fan-row {
  position: relative;
  height: 56px;
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.75s;
}

/* horizontal bar across the four partner column centers */
.fan-row::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: var(--color-border-strong);
}

/* center stem dropping down to the SDK node */
.fan-row::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 100%;
  background: var(--color-border-strong);
}

.fan-stub {
  position: absolute;
  top: 0;
  width: 1px;
  height: 1px;
  background: transparent;
}

/* -------- SDK node -------- */
.sdk-node {
  position: relative;
  padding: var(--space-6) var(--space-8);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glow);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 0.9s;
}

.sdk-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.sdk-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.sdk-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.sdk-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.sdk-desc {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-4) 0;
  max-width: 720px;
}

.sdk-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.sdk-chips .badge {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.02em;
}

/* -------- Arrow (SDK → core) -------- */
.arrow-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--space-6) 0;
  opacity: 0;
  animation: fadeUp 0.5s ease forwards 1.05s;
}

.arrow-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.arrow-line {
  width: 1px;
  height: 28px;
  background: var(--color-border-strong);
}

.arrow-tip {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--color-border-strong);
}

/* -------- Core layer -------- */
.core-layer {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 1.15s;
}

.core-node {
  padding: var(--space-4);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-base), var(--transition-theme);
}

.core-node:hover {
  border-color: var(--color-border-strong);
}

.node-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.node-title {
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.node-desc {
  font-size: var(--text-xs);
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-3) 0;
}

.node-tag {
  display: inline-block;
  padding: 3px 7px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

/* -------- Bottom note -------- */
.bottom-note {
  margin-top: var(--space-12);
  padding: var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  opacity: 0;
  animation: fadeUp 0.6s ease forwards 1.3s;
}

.note-icon {
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1.4;
}

.note-text {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin: 0;
}

.note-text strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* -------- Animations -------- */
@keyframes logoReveal {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .interactive-cursor-logo {
    animation: none;
    opacity: 1;
    transform: none;
    cursor: default;
  }
  .interactive-cursor-logo__sheen {
    display: none;
  }
  .page-header__eyebrow,
  .page-header__title,
  .page-header__sub,
  .partners-row,
  .fan-row,
  .sdk-node,
  .arrow-row,
  .core-layer,
  .bottom-note {
    animation: none;
    opacity: 1;
  }
}

/* -------- Responsive -------- */
@media (max-width: 960px) {
  .partners-row { grid-template-columns: repeat(2, 1fr); }
  .core-layer   { grid-template-columns: repeat(2, 1fr); }
  .fan-row::before { left: 25%; right: 25%; }
}

@media (max-width: 600px) {
  .page { padding: var(--space-8) var(--space-4); }
  .page-header {
    margin-left: calc(-1 * var(--space-4));
    margin-right: calc(-1 * var(--space-4));
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
  .page-header__inner {
    flex-direction: column;
    gap: var(--space-4);
    align-items: flex-start;
  }
  .page-header--compact .page-header__inner {
    flex-direction: row;
    align-items: center;
    gap: var(--space-4);
  }
  .interactive-cursor-logo {
    width: 56px;
    height: calc(56px * 1.1);
  }
  .page-header--compact .interactive-cursor-logo {
    width: 34px;
    height: calc(34px * 1.1);
  }
  .partners-row,
  .core-layer { grid-template-columns: 1fr; }
  .fan-row { display: none; }
  .arrow-row { padding: var(--space-4) 0; }
  .sdk-node { padding: var(--space-6); }
}