/* ========================================
   WeNeedIA Prompts — Sistema de Estilos
   Modo claro (padrão) + Modo escuro
   ======================================== */

/* ===== TOKENS ===== */
:root {
  /* Brand */
  --violet: #7C3AED;
  --violet-light: #8B5CF6;
  --violet-soft: #C4B5FD;
  --violet-deep: #4C1D95;
  --violet-lavender: #A78BFA;
  --green: #16A34A;
  --green-light: #4ADE80;

  /* Light theme (default) */
  --bg: #F8FAFC;
  --bg-elev: #FFFFFF;
  --bg-soft: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-input: #FFFFFF;
  --bg-hover: #F1F5F9;
  --border: #E2E8F0;
  --border-strong: #CBD5E1;
  --text: #0A0A0F;
  --text-soft: #475569;
  --text-mute: #94A3B8;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
  --shadow-violet: 0 8px 28px rgba(124, 58, 237, 0.25);
  --landing-bg: linear-gradient(135deg, #F1F5F9 0%, #FFFFFF 50%, #F8FAFC 100%);
  --landing-pattern: radial-gradient(circle at 90% 10%, rgba(139, 92, 246, 0.08), transparent 40%),
                     radial-gradient(circle at 10% 90%, rgba(167, 139, 250, 0.06), transparent 40%);
}

[data-theme="dark"] {
  --bg: #0A0A0F;
  --bg-elev: #0F0F1E;
  --bg-soft: #12122A;
  --bg-card: #0F0F1E;
  --bg-input: #12122A;
  --bg-hover: #1A1A30;
  --border: #1F1F3A;
  --border-strong: #2A2A4E;
  --text: #F8FAFC;
  --text-soft: #CBD5E1;
  --text-mute: #94A3B8;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
  --shadow-violet: 0 8px 28px rgba(124, 58, 237, 0.4);
  --landing-bg: linear-gradient(135deg, #0A0A0F 0%, #0D0A1E 50%, #0A0A0F 100%);
  --landing-pattern: radial-gradient(circle at 90% 10%, rgba(139, 92, 246, 0.15), transparent 40%),
                     radial-gradient(circle at 10% 90%, rgba(76, 29, 149, 0.12), transparent 40%);
}

/* ===== RESET ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.3s, color 0.3s;
}
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; }
a { color: var(--violet); text-decoration: none; }
a:hover { text-decoration: underline; }
.hidden { display: none !important; }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--violet);
  color: #FFFFFF;
  padding: 14px 24px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
  box-shadow: var(--shadow-violet);
}
.btn-primary:hover { background: #6D28D9; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-primary.success { background: var(--green); box-shadow: 0 8px 28px rgba(22, 163, 74, 0.3); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-soft);
  color: var(--text);
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  transition: all 0.15s;
}
.btn-secondary:hover { background: var(--bg-hover); border-color: var(--violet); color: var(--violet); }

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text-soft);
  transition: all 0.15s;
}
.btn-icon:hover { background: var(--violet); color: white; border-color: var(--violet); }
.btn-icon.active { background: var(--violet); color: white; border-color: var(--violet); }
.btn-icon.active svg { fill: white; }

.btn-link {
  color: var(--violet);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 8px 14px;
  border-radius: 10px;
  transition: background 0.15s;
}
.btn-link:hover { background: rgba(124, 58, 237, 0.1); text-decoration: none; }

.btn-back {
  background: transparent;
  color: var(--text-soft);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 8px;
  transition: all 0.15s;
}
.btn-back:hover { background: var(--bg-soft); color: var(--text); }

.btn-logout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  color: var(--text-soft);
  transition: all 0.15s;
}
.btn-logout:hover { background: var(--bg-soft); color: var(--violet); }

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  color: var(--text-soft);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  transition: all 0.15s;
}
.theme-toggle:hover { background: var(--bg-soft); color: var(--violet); border-color: var(--violet); }
.theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

.theme-toggle-landing {
  position: absolute;
  top: 24px;
  right: 24px;
}

/* ============================================
   LANDING / LOGIN
   ============================================ */
.landing {
  min-height: 100vh;
  background: var(--landing-bg);
  position: relative;
  overflow: hidden;
}
.landing::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--landing-pattern);
  pointer-events: none;
}
.landing-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 32px;
  align-items: center;
  min-height: 100vh;
}

.brand-header { margin-bottom: 40px; }
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.brand-name {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  color: var(--text);
}

.hero-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(2.5rem, 5.2vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 28px;
}
.hero-highlight {
  background: linear-gradient(135deg, var(--violet-light) 0%, var(--violet) 50%, var(--violet-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-soft);
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: 36px;
}
.hero-desc strong { color: var(--text); font-weight: 700; }

.hero-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
  max-width: 540px;
}
.feature {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.feature-check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(124, 58, 237, 0.12);
  color: var(--violet);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.78rem;
  margin-top: 2px;
}
.feature-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--violet);
  margin-bottom: 6px;
}
.feature p {
  font-size: 0.85rem;
  color: var(--text-soft);
  line-height: 1.5;
}

.bio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  display: flex;
  gap: 18px;
  max-width: 540px;
  box-shadow: var(--shadow-sm);
}
.bio-photo {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--violet-light), var(--violet-deep));
  position: relative;
}
.bio-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.bio-photo-fallback {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 1.4rem;
  font-family: 'Poppins', sans-serif;
}
.bio-name {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 2px;
}
.bio-site {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--violet);
  margin-bottom: 8px;
}
.bio-text {
  font-size: 0.83rem;
  color: var(--text-soft);
  line-height: 1.6;
}

/* LOGIN CARD */
.landing-right { position: relative; }
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
  box-shadow: var(--shadow-lg);
  max-width: 480px;
  margin-left: auto;
}
.login-title {
  font-family: 'Poppins', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 8px;
}
.login-subtitle {
  font-size: 0.92rem;
  color: var(--text-soft);
  margin-bottom: 28px;
}

.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-soft);
  margin-bottom: 10px;
}
.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.input-icon {
  position: absolute;
  left: 16px;
  color: var(--text-mute);
  display: flex;
  align-items: center;
}
.form-input {
  width: 100%;
  background: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px 14px 48px;
  font-size: 0.95rem;
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-input:focus {
  outline: none;
  border-color: var(--violet);
  box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.15);
}
.input-toggle {
  position: absolute;
  right: 12px;
  padding: 6px;
  color: var(--text-mute);
  border-radius: 6px;
  transition: color 0.15s;
}
.input-toggle:hover { color: var(--violet); }

.form-error {
  display: none;
  font-size: 0.82rem;
  color: #DC2626;
  margin-top: 8px;
  font-weight: 500;
}
.form-error.visible { display: block; }

.info-box {
  background: rgba(124, 58, 237, 0.06);
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: 14px;
  padding: 16px 18px;
  margin-bottom: 24px;
}
.info-box-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--violet);
  font-size: 0.88rem;
}
.info-list {
  padding-left: 22px;
  font-size: 0.83rem;
  color: var(--text-soft);
  line-height: 1.7;
}
.info-list li { margin-bottom: 4px; }

.btn-login {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
}

.login-footer {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--text-mute);
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

/* ============================================
   APP MAIN
   ============================================ */
.app { min-height: 100vh; display: flex; flex-direction: column; }

/* TOP NAV */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}
.top-nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.top-nav .brand-name {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
}
.top-nav .brand-tag {
  font-size: 0.7rem;
  color: var(--text-mute);
  font-weight: 500;
}
.top-nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tab-btn {
  padding: 9px 16px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-soft);
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.tab-btn:hover { background: var(--bg-soft); color: var(--text); }
.tab-btn.active { background: var(--violet); color: white; }
.tab-btn.active .badge { background: rgba(255, 255, 255, 0.25); color: white; }
.badge {
  background: var(--bg-soft);
  color: var(--text-soft);
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: 8px;
  font-weight: 700;
  min-width: 20px;
  text-align: center;
}

/* MAIN */
.app-main {
  flex: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 36px 32px 64px;
}
.view { display: none; }
.view.active { display: block; animation: fadeUp 0.3s ease; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* STEPS */
.step { display: none; }
.step.active { display: block; animation: fadeUp 0.3s ease; }

.step-header {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.step-number {
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: var(--violet);
  background: rgba(124, 58, 237, 0.1);
  padding: 6px 12px;
  border-radius: 8px;
  letter-spacing: 0.05em;
}
.step-title {
  font-family: 'Poppins', sans-serif;
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.step-desc { color: var(--text-soft); font-size: 0.95rem; }

/* ===== AREAS GRID ===== */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.area-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  padding: 24px 20px;
  text-align: left;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.area-card:hover {
  border-color: var(--violet);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.area-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--violet-light), var(--violet));
  opacity: 0;
  transition: opacity 0.2s;
}
.area-card:hover::before { opacity: 1; }
.area-icon {
  font-size: 2rem;
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(124, 58, 237, 0.06));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.area-name {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  line-height: 1.3;
}
.area-desc {
  font-size: 0.82rem;
  color: var(--text-soft);
  line-height: 1.5;
}

/* ===== TASKS GRID ===== */
.tasks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.task-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  text-align: left;
  transition: all 0.2s;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.task-card:hover {
  border-color: var(--violet);
  transform: translateX(2px);
  box-shadow: var(--shadow-sm);
}
.task-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(124, 58, 237, 0.1);
  color: var(--violet);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.task-info { flex: 1; }
.task-name {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 4px;
}
.task-desc {
  font-size: 0.8rem;
  color: var(--text-soft);
  line-height: 1.5;
}
.task-meta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  font-size: 0.7rem;
  color: var(--violet);
  font-weight: 600;
  padding: 3px 8px;
  background: rgba(124, 58, 237, 0.08);
  border-radius: 6px;
}

/* ===== DETAILS FORM ===== */
.details-form {
  display: grid;
  gap: 22px;
  max-width: 780px;
}
.field-group .form-label {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}
.field-required { color: var(--violet); }
.field-hint {
  font-size: 0.78rem;
  color: var(--text-mute);
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  margin-top: 6px;
  line-height: 1.5;
}
.field-input, .field-textarea, .field-select {
  width: 100%;
  background: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.95rem;
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field-input:focus, .field-textarea:focus, .field-select:focus {
  outline: none;
  border-color: var(--violet);
  box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.12);
}
.field-textarea { resize: vertical; min-height: 90px; line-height: 1.6; }
.field-suggestions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.suggestion-chip {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text-soft);
  font-size: 0.78rem;
  padding: 5px 12px;
  border-radius: 20px;
  transition: all 0.15s;
  font-weight: 500;
}
.suggestion-chip:hover {
  background: var(--violet);
  color: white;
  border-color: var(--violet);
}

.actions-row {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

/* ===== RESULT (STEP 4) ===== */
.result-wrap { max-width: 920px; }

.ai-selector {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.ai-selector-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-soft);
  text-transform: uppercase;
}
.ai-options {
  display: flex;
  gap: 6px;
  background: var(--bg-soft);
  padding: 4px;
  border-radius: 12px;
  flex-wrap: wrap;
}
.ai-option {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-soft);
  transition: all 0.15s;
}
.ai-option:hover { color: var(--text); }
.ai-option.active {
  background: var(--bg-card);
  color: var(--violet);
  box-shadow: var(--shadow-sm);
}

.complex-banner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: linear-gradient(135deg, rgba(22, 163, 74, 0.08), rgba(74, 222, 128, 0.04));
  border: 1px solid rgba(22, 163, 74, 0.25);
  border-radius: 12px;
  color: var(--text);
  font-size: 0.88rem;
  margin-bottom: 18px;
  line-height: 1.55;
}
.complex-banner svg { color: var(--green); flex-shrink: 0; margin-top: 1px; }

.prompt-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.prompt-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
  gap: 16px;
  flex-wrap: wrap;
}
.prompt-card-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--violet);
}
.prompt-card-meta {
  font-size: 0.8rem;
  color: var(--text-soft);
  margin-top: 2px;
}
.prompt-card-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.btn-copy { padding: 10px 18px; font-size: 0.88rem; }
.prompt-text {
  padding: 22px 24px;
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 520px;
  overflow-y: auto;
}

.result-actions {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.btn-launch { color: var(--violet); border-color: var(--violet); }
.btn-launch:hover { background: var(--violet); color: white; }

.explainer {
  margin-top: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.explainer summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  list-style: none;
  user-select: none;
}
.explainer summary::-webkit-details-marker { display: none; }
.explainer summary svg { transition: transform 0.2s; color: var(--text-soft); }
.explainer[open] summary svg { transform: rotate(180deg); }
.explainer-content {
  padding: 4px 22px 20px;
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.7;
}
.explainer-content strong { color: var(--text); }

.tips-box {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.05), rgba(167, 139, 250, 0.03));
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: 14px;
  padding: 20px 22px;
  margin-top: 20px;
}
.tips-title {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  color: var(--violet);
  margin-bottom: 12px;
  font-size: 0.95rem;
}
.tips-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tips-list li {
  padding-left: 26px;
  position: relative;
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.6;
}
.tips-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--violet);
  font-weight: 800;
}

/* ===== LIBRARY ===== */
.library-header {
  margin-bottom: 24px;
}
.section-title {
  font-family: 'Poppins', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.section-desc { color: var(--text-soft); font-size: 0.95rem; }

.library-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.filter-chip {
  padding: 8px 14px;
  border-radius: 22px;
  font-size: 0.83rem;
  font-weight: 600;
  background: var(--bg-soft);
  color: var(--text-soft);
  border: 1px solid var(--border);
  transition: all 0.15s;
}
.filter-chip:hover { color: var(--text); border-color: var(--violet); }
.filter-chip.active {
  background: var(--violet);
  color: white;
  border-color: var(--violet);
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 18px;
}
.library-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.library-card:hover {
  border-color: var(--violet);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.library-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.tag-area, .tag-ai {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 6px;
  text-transform: uppercase;
}
.tag-area { background: rgba(124, 58, 237, 0.12); color: var(--violet); }
.tag-ai { background: rgba(22, 163, 74, 0.12); color: var(--green); }
.library-card-title {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  line-height: 1.3;
}
.library-card-preview {
  font-size: 0.83rem;
  color: var(--text-soft);
  line-height: 1.6;
  background: var(--bg-soft);
  border-radius: 10px;
  padding: 12px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  max-height: 130px;
  overflow: hidden;
  position: relative;
}
.library-card-preview::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30px;
  background: linear-gradient(transparent, var(--bg-soft));
}
.library-card-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
  align-items: center;
}
.library-card-actions .btn-primary {
  padding: 9px 16px;
  font-size: 0.83rem;
  flex: 1;
}
.library-card-actions .btn-icon {
  width: 38px;
  height: 38px;
}

.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-soft);
}
.empty-icon {
  font-size: 4rem;
  color: var(--violet-soft);
  margin-bottom: 16px;
}
.empty-state h3 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.2rem;
  color: var(--text);
  margin-bottom: 8px;
}

/* FOOTER */
.app-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-elev);
  padding: 24px 32px;
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-soft);
}
.footer-brand strong { color: var(--text); }
.footer-links { display: flex; gap: 8px; align-items: center; }

/* TOAST */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--text);
  color: var(--bg);
  padding: 14px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast.success { background: var(--green); color: white; }

/* SCROLLBAR */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-soft); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--violet); }

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
  .landing-grid {
    grid-template-columns: 1fr;
    padding: 32px 24px;
    gap: 40px;
  }
  .landing-right .login-card { margin: 0; max-width: 100%; }
  .hero-title { font-size: 2.4rem; }
  .hero-features { grid-template-columns: 1fr; }
  .theme-toggle-landing { top: 16px; right: 16px; }
}

@media (max-width: 720px) {
  .top-nav-inner { padding: 14px 18px; flex-wrap: wrap; gap: 12px; }
  .top-nav-actions { gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
  .tab-btn { padding: 8px 12px; font-size: 0.82rem; }
  .app-main { padding: 24px 18px 48px; }
  .login-card { padding: 28px 22px; }
  .login-title { font-size: 1.5rem; }
  .hero-desc { font-size: 0.95rem; }
  .step-title { font-size: 1.4rem; }
  .prompt-card-header { flex-direction: column; align-items: flex-start; }
  .prompt-card-actions { width: 100%; }
  .btn-copy { flex: 1; }
}

@media (max-width: 500px) {
  .hero-title { font-size: 2rem; }
  .areas-grid { grid-template-columns: 1fr 1fr; }
  .tasks-grid { grid-template-columns: 1fr; }
  .library-grid { grid-template-columns: 1fr; }
  .bio-card { flex-direction: column; text-align: center; align-items: center; }
}