/* ==========================================================================
   v0 DESIGN SYSTEM FOR PRAVEENUXUI — MONOCHROME CANVAS, GEISTSANS, PILL CTAs
   Version: Alpha | Source: https://v0.app & https://www.shadcn.io/sign-in
   ========================================================================== */

@import url('https://cdn.jsdelivr.net/npm/geist@1.3.1/dist/core.css');
@import url('https://cdn.jsdelivr.net/npm/geist@1.3.1/dist/mono.css');

:root {
  /* Colors */
  --v0-ink: #000000;
  --v0-ink-muted: #71717a;
  --v0-canvas: #fafafa;
  --v0-surface-1: #ffffff;
  --v0-hairline: #e4e4e7;
  --v0-hairline-dark: #27272a;
  --v0-hover: rgba(0, 0, 0, 0.04);
  
  /* Typography */
  --font-sans: "GeistSans", "GeistSans Fallback", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "GeistMono", ui-monospace, SFMono-Regular, "Roboto Mono", Menlo, monospace;

  /* Binary Corner Radius */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 6px;
  --space-base: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
}

[data-theme="dark"] {
  --v0-ink: #ffffff;
  --v0-ink-muted: #a1a1aa;
  --v0-canvas: #09090b;
  --v0-surface-1: #121215;
  --v0-hairline: #27272a;
  --v0-hover: rgba(255, 255, 255, 0.06);
}

/* Base Body Styles */
body.v0-applied {
  background-color: var(--v0-canvas);
  color: var(--v0-ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  overflow-x: hidden;
}

/* Display & Headings */
.v0-display-xl {
  font-family: var(--font-sans);
  font-size: 48px;
  font-weight: 600;
  line-height: 56px;
  letter-spacing: -2.88px;
  color: var(--v0-ink);
}

.v0-display-lg {
  font-family: var(--font-sans);
  font-size: 32px;
  font-weight: 600;
  line-height: 40px;
  letter-spacing: -1.28px;
  color: var(--v0-ink);
}

.v0-heading-md {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 600;
  line-height: 32px;
  letter-spacing: -0.96px;
  color: var(--v0-ink);
}

.v0-heading-sm {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 600;
  line-height: 26px;
  letter-spacing: -0.4px;
  color: var(--v0-ink);
}

.v0-body-md {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0;
  color: var(--v0-ink);
}

.v0-body-sm {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  letter-spacing: 0;
}

.v0-label-md, .v0-nav-link, .v0-button-md {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  line-height: 20px;
  letter-spacing: 0;
}

.v0-meta-sm {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 400;
  line-height: 13px;
  color: var(--v0-ink-muted);
}

.v0-mono-xs {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  line-height: 15px;
  letter-spacing: 0;
}

/* ==========================================================================
   BUTTONS & PILLS (Maximum Radius Full Pill on Every Interactive Surface)
   ========================================================================== */

.v0-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: var(--v0-ink);
  color: var(--v0-surface-1) !important;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  line-height: 20px;
  height: 34px;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--v0-ink);
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}

.v0-btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
  color: var(--v0-surface-1) !important;
}

.v0-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: var(--v0-surface-1);
  color: var(--v0-ink) !important;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  line-height: 20px;
  height: 34px;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--v0-hairline);
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}

.v0-btn-secondary:hover {
  background-color: var(--v0-hover);
  border-color: var(--v0-ink);
  transform: translateY(-1px);
}

.v0-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--v0-surface-1);
  color: var(--v0-ink);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  height: 32px;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--v0-hairline);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
  user-select: none;
}

.v0-chip:hover, .v0-chip.active {
  border-color: var(--v0-ink);
  background-color: var(--v0-canvas);
}

.v0-chip.active {
  background-color: var(--v0-ink);
  color: var(--v0-surface-1);
}

/* ==========================================================================
   TOP NAVIGATION
   ========================================================================== */

.v0-top-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 56px;
  background-color: var(--v0-canvas);
  border-bottom: 1px solid var(--v0-hairline);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.v0-nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--v0-ink);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.3px;
}

.v0-brand-glyph {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background-color: var(--v0-ink);
  color: var(--v0-surface-1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.v0-nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.v0-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  color: var(--v0-ink-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color 0.15s ease, background-color 0.15s ease;
}

.v0-nav-link:hover, .v0-nav-link.active {
  color: var(--v0-ink);
  background-color: var(--v0-hover);
}

.v0-nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ==========================================================================
   PROMPT HERO COMPONENT (v0 Defining Hero Composition)
   ========================================================================== */

.v0-hero-section {
  padding: 64px 20px 48px;
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.v0-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--v0-surface-1);
  border: 1px solid var(--v0-hairline);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  color: var(--v0-ink-muted);
  margin-bottom: 24px;
}

.v0-hero-eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
  display: inline-block;
  animation: v0Pulse 2s infinite;
}

@keyframes v0Pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.v0-hero-avatar-wrap {
  position: relative;
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
}

.v0-hero-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--v0-surface-1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  filter: grayscale(20%);
  transition: all 0.3s ease;
}

.v0-hero-avatar:hover {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.v0-hero-avatar-badge {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--v0-ink);
  color: var(--v0-surface-1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  border: 2px solid var(--v0-surface-1);
}

.v0-prompt-container {
  max-width: 760px;
  margin: 32px auto 20px;
  text-align: left;
}

.v0-prompt-box {
  background-color: var(--v0-surface-1);
  border: 1px solid var(--v0-hairline);
  border-radius: var(--radius-lg);
  padding: 16px;
  min-height: 120px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.v0-prompt-box:focus-within {
  border-color: var(--v0-ink);
  box-shadow: 0 0 0 1px var(--v0-ink), 0 8px 30px rgba(0, 0, 0, 0.06);
}

.v0-prompt-textarea {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 24px;
  color: var(--v0-ink);
  resize: none;
  min-height: 60px;
}

.v0-prompt-textarea::placeholder {
  color: var(--v0-ink-muted);
}

.v0-prompt-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--v0-hairline);
  margin-top: 8px;
}

.v0-model-selector {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--v0-hairline);
  border-radius: var(--radius-md);
  padding: 4px 10px;
  height: 28px;
  font-size: 13px;
  color: var(--v0-ink);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.v0-model-selector:hover {
  border-color: var(--v0-ink);
  background-color: var(--v0-canvas);
}

.v0-prompt-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.v0-action-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background-color: var(--v0-ink);
  color: var(--v0-surface-1);
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.1s ease, opacity 0.15s ease;
}

.v0-action-icon-btn:hover {
  opacity: 0.85;
  transform: scale(1.05);
}

.v0-prompt-chips-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

/* ==========================================================================
   AI GENERATIVE CANVAS RESPONSE
   ========================================================================== */

.v0-ai-preview-card {
  max-width: 760px;
  margin: 20px auto 0;
  background: var(--v0-surface-1);
  border: 1px solid var(--v0-hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
  animation: v0FadeUp 0.3s ease-out;
}

@keyframes v0FadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.v0-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--v0-hairline);
  background: var(--v0-canvas);
}

.v0-preview-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
}

.v0-preview-tab {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  color: var(--v0-ink-muted);
  background: transparent;
  border: none;
  cursor: pointer;
}

.v0-preview-tab.active {
  color: var(--v0-ink);
  background: var(--v0-surface-1);
  border: 1px solid var(--v0-hairline);
}

.v0-preview-body {
  padding: 24px;
}

/* ==========================================================================
   TEMPLATE CATALOG GRID BELOW FOLD
   ========================================================================== */

.v0-catalog-section {
  max-width: 1200px;
  margin: 64px auto 80px;
  padding: 0 24px;
}

.v0-catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}

.v0-template-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

@media (max-width: 992px) {
  .v0-template-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .v0-template-grid {
    grid-template-columns: 1fr;
  }
}

.v0-template-card {
  background-color: var(--v0-surface-1);
  border: 1px solid var(--v0-hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.v0-template-card:hover {
  transform: translateY(-2px);
  border-color: var(--v0-ink);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
}

.v0-template-card-thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--v0-canvas);
  position: relative;
}

.v0-template-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.v0-template-card:hover .v0-template-card-thumb img {
  transform: scale(1.04);
}

.v0-template-card-body {
  padding: 14px 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.v0-template-card-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--v0-ink);
  line-height: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.v0-template-card-desc {
  font-size: 13px;
  color: var(--v0-ink-muted);
  line-height: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.v0-template-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--v0-ink-muted);
  padding-top: 10px;
  margin-top: 4px;
  border-top: 1px solid var(--v0-hairline);
}

/* ==========================================================================
   CLONE OF SHADCN SIGN-IN (VERTICAL MULTI-COLUMN MARQUEE & CENTER CARD)
   ========================================================================== */

.shadcn-auth-viewport {
  position: relative;
  min-height: 100vh;
  width: 100vw;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--v0-canvas);
}

/* Background Animated Columns */
.shadcn-marquee-columns {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: center;
  gap: 12px;
  opacity: 0.85;
  pointer-events: none;
  z-index: 1;
}

.shadcn-marquee-col {
  width: 320px;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (max-width: 1200px) {
  .shadcn-marquee-col:nth-child(5) { display: none; }
}

@media (max-width: 900px) {
  .shadcn-marquee-col:nth-child(4), .shadcn-marquee-col:nth-child(5) { display: none; }
}

@media (max-width: 600px) {
  .shadcn-marquee-col:nth-child(3), .shadcn-marquee-col:nth-child(4), .shadcn-marquee-col:nth-child(5) { display: none; }
  .shadcn-marquee-col { width: 170px; }
}

.shadcn-marquee-track {
  display: flex;
  flex-direction: column;
  gap: 12px;
  animation: marqueeVertical 40s linear infinite;
}

.shadcn-marquee-track.reverse {
  animation-direction: reverse;
}

.shadcn-marquee-card {
  width: 100%;
  height: 240px;
  border-radius: var(--radius-md);
  border: 1px solid var(--v0-hairline);
  background: var(--v0-surface-1);
  overflow: hidden;
  position: relative;
}

.shadcn-marquee-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(40%);
  opacity: 0.85;
  transition: all 0.3s ease;
}

@keyframes marqueeVertical {
  0% { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}

/* Vignette & Contrast Overlay */
.shadcn-auth-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at center, rgba(250, 250, 250, 0.82) 0%, rgba(250, 250, 250, 0.96) 80%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

[data-theme="dark"] .shadcn-auth-overlay {
  background: radial-gradient(circle at center, rgba(9, 9, 11, 0.82) 0%, rgba(9, 9, 11, 0.96) 80%);
}

/* Centered Sign-In Card */
.shadcn-sign-card {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 420px;
  padding: 36px 32px;
  background: var(--v0-surface-1);
  border: 1px solid var(--v0-hairline);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.12), 0 0 0 1px var(--v0-hairline);
  margin: 20px;
}

.shadcn-card-header {
  text-align: center;
  margin-bottom: 28px;
}

.shadcn-avatar-wrap {
  position: relative;
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
}

.shadcn-avatar-img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--v0-surface-1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.shadcn-status-indicator {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #10b981;
  border: 2px solid var(--v0-surface-1);
}

.shadcn-title {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.96px;
  color: var(--v0-ink);
  margin-bottom: 6px;
}

.shadcn-subtitle {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--v0-ink-muted);
}

.shadcn-oauth-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.shadcn-oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--v0-hairline);
  background: var(--v0-surface-1);
  color: var(--v0-ink);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.shadcn-oauth-btn:hover {
  border-color: var(--v0-ink);
  background-color: var(--v0-hover);
  color: var(--v0-ink);
}

.shadcn-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 20px 0;
  color: var(--v0-ink-muted);
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}

.shadcn-divider::before, .shadcn-divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid var(--v0-hairline);
}

.shadcn-divider span {
  padding: 0 12px;
}

.shadcn-field-group {
  margin-bottom: 16px;
  text-align: left;
}

.shadcn-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.shadcn-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--v0-ink);
}

.shadcn-link {
  font-size: 12px;
  color: var(--v0-ink-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.shadcn-link:hover {
  color: var(--v0-ink);
  text-decoration: underline;
}

.shadcn-input-wrap {
  position: relative;
}

.shadcn-input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--v0-hairline);
  border-radius: var(--radius-md);
  padding: 0 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  background: var(--v0-surface-1);
  color: var(--v0-ink);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.shadcn-input:focus {
  border-color: var(--v0-ink);
  box-shadow: 0 0 0 1px var(--v0-ink);
}

.shadcn-pw-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--v0-ink-muted);
  cursor: pointer;
  padding: 4px;
}

.shadcn-pw-toggle:hover {
  color: var(--v0-ink);
}

.shadcn-submit-btn {
  width: 100%;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--v0-ink);
  color: var(--v0-surface-1);
  border: 1px solid var(--v0-ink);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: opacity 0.15s ease, transform 0.1s ease;
  margin-top: 20px;
}

.shadcn-submit-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.shadcn-guest-btn {
  width: 100%;
  height: 36px;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--v0-ink);
  border: 1px dashed var(--v0-hairline);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.shadcn-guest-btn:hover {
  border-color: var(--v0-ink);
  background: var(--v0-hover);
}

.shadcn-footer-terms {
  margin-top: 24px;
  text-align: center;
  font-size: 12px;
  color: var(--v0-ink-muted);
  line-height: 1.5;
}

.shadcn-back-home {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--v0-ink-muted);
  text-decoration: none;
  margin-top: 16px;
  transition: color 0.15s ease;
}

.shadcn-back-home:hover {
  color: var(--v0-ink);
}

/* Toast Notifications */
.v0-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  background: var(--v0-ink);
  color: var(--v0-surface-1);
  padding: 12px 20px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  animation: toastSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toastSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .v0-display-xl {
    font-size: 32px;
    line-height: 38px;
    letter-spacing: -1.5px;
  }
  .v0-display-lg {
    font-size: 26px;
    line-height: 32px;
    letter-spacing: -1px;
  }
  .v0-top-nav {
    padding: 0 16px;
  }
  .v0-nav-links {
    display: none;
  }
  .v0-hero-section {
    padding: 40px 16px 32px;
  }
  .shadcn-sign-card {
    padding: 28px 20px;
    margin: 16px;
  }
}