@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500&family=Syne:wght@700;800&display=swap");

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f8f7ff;
  --color-surface: #ffffff;
  --color-surface-soft: #eae8ff;
  --color-surface-tint: rgba(234, 232, 255, 0.55);
  --color-text: #0d0b1e;
  --color-text-secondary: #5a5675;
  --color-text-muted: #8b87a8;
  --color-border: #e2dff5;
  --color-primary: #4f3cc9;
  --color-primary-bright: #6b52e8;
  --color-success: #1d9e75;
  --color-error: #e24b4a;
  --color-shadow: rgba(79, 60, 201, 0.08);
  --color-shadow-strong: rgba(79, 60, 201, 0.14);

  --font-display: "Syne", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: clamp(1.65rem, 2.8vw, 2.35rem);
  --text-3xl: clamp(2.4rem, 5vw, 4.15rem);

  --leading-tight: 1.04;
  --leading-normal: 1.55;

  --radius-sm: 10px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  --shadow-card: 0 2px 12px var(--color-shadow);
  --shadow-card-hover: 0 18px 36px var(--color-shadow-strong);
  --shadow-button: 0 10px 18px rgba(79, 60, 201, 0.18);

  --container: 1180px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  --transition-fast: 200ms ease;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background:
    radial-gradient(circle at top center, rgba(79, 60, 201, 0.06), transparent 30%),
    linear-gradient(180deg, var(--color-bg), var(--color-bg-alt));
}

body.auth-page {
  background: var(--color-bg);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

img {
  display: block;
  max-width: 100%;
}

code,
pre,
.url-text {
  font-family: var(--font-mono);
}

code {
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-pill);
  background: var(--color-surface-soft);
  color: var(--color-primary);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.03em;
}

h1 {
  font-size: var(--text-3xl);
  font-weight: 800;
}

h2 {
  font-size: var(--text-2xl);
}

h3 {
  font-size: var(--text-xl);
}

p,
ul,
ol {
  margin: 0;
}

::selection {
  background: rgba(107, 82, 232, 0.18);
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.card,
.glass-card,
.auth-panel,
.hero-panel,
.demo-card,
.demo-hero,
.content-card,
.meta-card,
.placeholder-panel,
.empty-state {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.eyebrow,
.badge,
.badge-tag,
.tag,
.user-badge,
.client-chip,
.status-pill,
.filter-pill,
.live-pill,
.overlay-badge,
.tech-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 34px;
  padding: 0.42rem 0.82rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 500;
}

.eyebrow,
.badge,
.badge-tag,
.tag,
.user-badge,
.live-pill,
.filter-pill,
.overlay-badge,
.tech-pill {
  background: var(--color-surface-soft);
  color: var(--color-primary);
}

.client-chip,
.status-pill {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 rgba(29, 158, 117, 0.42);
  animation: pulse 1.8s infinite;
}

.muted,
.u-muted {
  color: var(--color-text-muted);
}

.text-secondary,
.u-secondary {
  color: var(--color-text-secondary);
}

.max-copy {
  max-width: 62ch;
}

.stack-sm > * + *,
.u-stack-sm > * + * {
  margin-top: var(--space-3);
}

.stack-md > * + *,
.u-stack-md > * + * {
  margin-top: var(--space-4);
}

.stack-lg > * + *,
.u-stack-lg > * + * {
  margin-top: var(--space-6);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0.8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-weight: 500;
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast);
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: var(--shadow-button);
}

.btn-primary:hover {
  background: var(--color-primary-bright);
  color: #ffffff;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-surface-soft);
  color: var(--color-primary);
}

.btn[disabled],
.btn.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.btn-block {
  width: 100%;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--space-8) 1rem;
}

.auth-panel {
  width: min(100%, 440px);
  padding: clamp(1.5rem, 3vw, 2.2rem);
}

.auth-brand {
  display: grid;
  justify-items: center;
  text-align: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.brand-mark {
  width: 74px;
  height: 74px;
}

.wordmark {
  display: grid;
  gap: 0.18rem;
}

.wordmark strong {
  font-family: var(--font-display);
  font-size: 1.45rem;
  letter-spacing: -0.03em;
}

.wordmark span {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.login-form {
  display: grid;
  gap: var(--space-4);
}

.field {
  display: grid;
  gap: var(--space-2);
}

.field span {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.field input {
  width: 100%;
  min-height: 50px;
  padding: 0.92rem 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.field input::placeholder {
  color: var(--color-text-muted);
}

.field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(79, 60, 201, 0.12);
}

.form-message {
  min-height: 1.25rem;
  font-size: var(--text-sm);
}

.form-message.error {
  color: var(--color-error);
}

.form-message.success {
  color: var(--color-success);
}

.auth-footer {
  margin-top: var(--space-8);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.is-shaking {
  animation: shake 420ms ease;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 78px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-link img {
  width: 42px;
  height: 42px;
}

.brand-copy {
  display: grid;
  gap: 0.12rem;
}

.brand-copy strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.brand-copy span {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.page-shell {
  padding: var(--space-8) 0 var(--space-12);
}

.hero-panel,
.demo-hero {
  background:
    radial-gradient(circle at top center, rgba(79, 60, 201, 0.06), transparent 36%),
    #ffffff;
}

.hero-panel {
  padding: clamp(1.4rem, 2.4vw, 2.15rem);
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-subtitle {
  color: var(--color-text-secondary);
  max-width: 65ch;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: var(--space-8);
}

.filter-pill {
  border: 1px solid transparent;
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.filter-pill:hover,
.filter-pill[aria-pressed="true"] {
  transform: translateY(-3px);
  background: #ffffff;
  border-color: var(--color-border);
  color: var(--color-primary);
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.demo-card {
  position: relative;
  display: grid;
  gap: var(--space-5);
  padding: 1.25rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), opacity var(--transition-fast);
}

.demo-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(79, 60, 201, 0.24);
}

.demo-card.is-coming {
  opacity: 0.6;
}

.demo-card.is-coming:hover {
  transform: none;
  box-shadow: var(--shadow-card);
  border-color: var(--color-border);
}

.demo-card-top,
.demo-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.demo-icon {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--color-surface-soft);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.demo-title {
  font-size: 1.22rem;
}

.demo-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.overlay-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
}

.empty-state {
  padding: 2rem;
  text-align: center;
  color: var(--color-text-secondary);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

.demo-hero {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  gap: var(--space-5);
  padding: clamp(1.4rem, 2.4vw, 2rem);
  margin-bottom: var(--space-6);
}

.demo-hero-icon {
  display: grid;
  place-items: center;
  width: 80px;
  height: 80px;
  border-radius: 24px;
  background: var(--color-surface-soft);
  color: var(--color-primary);
  font-size: 2rem;
}

.demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: var(--space-5);
  align-items: start;
}

.content-card,
.meta-card {
  padding: 1.25rem;
}

.content-card {
  min-height: 500px;
}

.embed-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.embed-link {
  display: inline-flex;
  max-width: 100%;
  color: var(--color-primary);
  font-size: var(--text-sm);
  word-break: break-all;
}

.demo-frame {
  width: 100%;
  min-height: 620px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-bg-alt);
}

.coming-state {
  min-height: 500px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 2rem;
}

.coming-inner {
  max-width: 440px;
  display: grid;
  gap: var(--space-4);
}

.timeline-pill {
  justify-self: center;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  color: var(--color-text-secondary);
}

.meta-card {
  display: grid;
  gap: var(--space-4);
}

.meta-list {
  display: grid;
  gap: var(--space-4);
}

.meta-item {
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.meta-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.meta-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.u-center {
  text-align: center;
}

.u-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes pulse {
  0% {
    transform: scale(0.9);
    box-shadow: 0 0 0 0 rgba(29, 158, 117, 0.42);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(29, 158, 117, 0);
  }
  100% {
    transform: scale(0.9);
    box-shadow: 0 0 0 0 rgba(29, 158, 117, 0);
  }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-6px); }
  80% { transform: translateX(6px); }
}

@media (max-width: 980px) {
  .demo-layout,
  .demo-hero {
    grid-template-columns: 1fr;
  }

  .demo-hero-icon {
    width: 72px;
    height: 72px;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 1.2rem), var(--container));
  }

  .header-inner,
  .header-actions,
  .demo-card-top,
  .demo-card-footer,
  .demo-card-actions,
  .embed-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .auth-panel,
  .hero-panel,
  .demo-card,
  .demo-hero,
  .content-card,
  .meta-card {
    padding: 1.1rem;
  }

  .brand-copy span,
  .user-badge {
    font-size: var(--text-xs);
  }
}


.preview-shell {
  display: grid;
  gap: var(--space-4);
}

.preview-media-wrap {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-bg-alt);
}

.preview-image {
  display: block;
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  object-position: top center;
}

.floating-cta {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
}

.preview-caption {
  color: var(--color-text-secondary);
}

.iframe-stage {
  display: grid;
  gap: var(--space-4);
}

.iframe-fallback {
  display: none;
}

.iframe-fallback.is-visible {
  display: block;
}