/* ==========================================================================
   BuildMyApp — Design System
   Theme: "Drafting Studio" — an idea becomes a blueprint becomes a build.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Noto+Sans+Bengali:wght@400;500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* ---- Color tokens (light mode / "paper") ---- */
  --paper: #FBF8F1;
  --paper-raised: #FFFFFF;
  --ink: #14213D;
  --ink-soft: #4A5A78;
  --line: #D8D2C2;
  --blueprint: #123258;
  --blueprint-line: #3A6B8A;
  --accent: #E8A33D;
  --accent-ink: #4A2E06;
  --status-pending: #8A93A6;
  --status-reviewing: #3A6B8A;
  --status-planning: #6B5FA8;
  --status-dev: #2C7DA0;
  --status-testing: #C98A2C;
  --status-completed: #2F9E6E;
  --status-rejected: #C1443C;

  --radius: 10px;
  --shadow: 0 4px 20px rgba(20, 33, 61, 0.08);
  --shadow-lift: 0 10px 30px rgba(20, 33, 61, 0.14);

  --font-display: 'Space Grotesk', 'Noto Sans Bengali', sans-serif;
  --font-body: 'Noto Sans Bengali', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --transition: 180ms ease;
}

[data-theme="dark"] {
  --paper: #0D2138;
  --paper-raised: #142C4A;
  --ink: #EAF1F8;
  --ink-soft: #9FB3CC;
  --line: #24466B;
  --blueprint: #0A1B30;
  --blueprint-line: #4A8AAE;
  --accent: #F0B559;
  --accent-ink: #1A1002;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  --shadow-lift: 0 10px 30px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  transition: background var(--transition), color var(--transition);
  min-height: 100vh;
  line-height: 1.6;
}

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

a { color: inherit; }

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---- Blueprint grid background (signature texture) ---- */
.blueprint-grid {
  background-image:
    linear-gradient(var(--blueprint-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--blueprint-line) 1px, transparent 1px);
  background-size: 28px 28px;
  background-color: var(--blueprint);
  position: relative;
  opacity: 1;
}
.blueprint-grid::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--blueprint-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--blueprint-line) 1px, transparent 1px);
  background-size: 140px 140px;
  opacity: 0.35;
}
.blueprint-grid { background-blend-mode: normal; }
.blueprint-grid::before { mix-blend-mode: screen; }
.blueprint-grid {
  background-image:
    linear-gradient(rgba(74,138,174,0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74,138,174,0.14) 1px, transparent 1px);
}

/* ==========================================================================
   Loading screen — 3s drafting animation
   ========================================================================== */
#loading-screen {
  position: fixed; inset: 0; z-index: 999;
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  background: var(--blueprint);
  gap: 18px;
  animation: loading-fade 3s forwards;
}
#loading-screen svg { width: 96px; height: 96px; }
#loading-screen path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
  animation: draft-line 1.6s ease forwards;
}
#loading-screen .loading-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--blueprint-line);
  text-transform: uppercase;
  animation: blink 1.2s steps(2) infinite;
}
@keyframes draft-line { to { stroke-dashoffset: 0; } }
@keyframes blink { 50% { opacity: 0.3; } }
@keyframes loading-fade {
  0% { opacity: 1; visibility: visible; }
  85% { opacity: 1; }
  100% { opacity: 0; visibility: hidden; pointer-events: none; }
}

/* ==========================================================================
   Auth / landing layout
   ========================================================================== */
.auth-shell {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  min-height: 100vh;
}
.auth-visual {
  padding: 48px;
  display: flex; flex-direction: column; justify-content: space-between;
  color: #EAF1F8;
}
.auth-visual .brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 20px; font-weight: 700;
}
.auth-visual .brand svg { width: 28px; height: 28px; }
.auth-visual .pitch h1 {
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.25;
  max-width: 480px;
  margin-bottom: 14px;
}
.auth-visual .pitch p {
  color: #B9CBDE;
  max-width: 420px;
  font-size: 15px;
}
.auth-visual .draft-icon {
  align-self: center;
  margin: 24px 0;
}
.auth-visual .draft-icon path {
  fill: none; stroke: var(--accent); stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 400; stroke-dashoffset: 400;
  animation: draft-line 2.2s 0.3s ease forwards;
}
.auth-visual .footnote {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--blueprint-line);
  letter-spacing: 0.08em;
}

.auth-panel {
  background: var(--paper);
  display: flex; align-items: center; justify-content: center;
  padding: 32px;
}
.auth-card {
  width: 100%; max-width: 380px;
}
.auth-card .theme-toggle-row {
  display: flex; justify-content: flex-end; margin-bottom: 12px;
}
.auth-tabs {
  display: flex;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 28px;
}
.auth-tabs button {
  flex: 1;
  padding: 12px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-weight: 600;
  color: var(--ink-soft);
  transition: all var(--transition);
}
.auth-tabs button.active {
  background: var(--blueprint);
  color: #fff;
}
.auth-card h2 { font-size: 22px; margin-bottom: 4px; }
.auth-card .sub { color: var(--ink-soft); font-size: 14px; margin-bottom: 24px; }

.field { margin-bottom: 16px; }
.field label {
  display: block; font-size: 13px; font-weight: 600;
  margin-bottom: 6px; color: var(--ink-soft);
}
.field input {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-raised);
  color: var(--ink);
  font-size: 14px;
  transition: border-color var(--transition);
}
.field input:focus { border-color: var(--blueprint-line); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%;
  padding: 13px 18px;
  border-radius: 8px;
  border: none;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { box-shadow: var(--shadow-lift); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--blueprint-line); text-decoration: underline; padding: 8px; width: auto; }

.form-footnote {
  text-align: center; margin-top: 16px; font-size: 13px; color: var(--ink-soft);
}
.form-msg {
  font-size: 13px; padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; display: none;
}
.form-msg.show { display: block; }
.form-msg.error { background: rgba(193,68,60,0.12); color: var(--status-rejected); }
.form-msg.success { background: rgba(47,158,110,0.12); color: var(--status-completed); }

.theme-btn {
  background: transparent; border: 1px solid var(--line); border-radius: 20px;
  padding: 6px 12px; font-size: 12px; cursor: pointer; color: var(--ink-soft);
  display: flex; align-items: center; gap: 6px;
}

.admin-bell-wrap { position: relative; display: inline-flex; }
.admin-bell {
  background: transparent; border: 1px solid var(--line); border-radius: 20px;
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  font-size: 17px; cursor: pointer; color: var(--ink-soft);
}
.admin-bell-badge {
  position: absolute; top: -4px; right: -4px;
  background: var(--status-rejected); color: #fff;
  font-size: 10px; font-weight: 700; border-radius: 10px;
  min-width: 17px; height: 17px; display: none; align-items: center; justify-content: center;
  padding: 0 4px; font-family: var(--font-mono);
}

@media (max-width: 860px) {
  .auth-shell { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .auth-panel { padding: 24px 18px; }
}

/* ==========================================================================
   App shell (dashboard / inner pages)
   ========================================================================== */
.app-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--blueprint);
  color: #EAF1F8;
  padding: 24px 18px;
  display: flex; flex-direction: column; gap: 4px;
}
.sidebar .brand {
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 28px; padding: 0 8px;
}
.sidebar .brand svg { width: 24px; height: 24px; }
.nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: 8px;
  color: #B9CBDE; text-decoration: none; font-size: 14px; font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.nav-link:hover, .nav-link.active { background: rgba(240,181,89,0.14); color: var(--accent); }
.nav-link svg { width: 18px; height: 18px; flex-shrink: 0; }
.sidebar .spacer { flex: 1; }
.sidebar .logout-link { color: #E3897F; }

.main {
  padding: 28px 32px;
  background: var(--paper);
  overflow-y: auto;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px;
  flex-wrap: wrap; gap: 12px;
}
.topbar h1 { font-size: 22px; }
.topbar .actions { display: flex; gap: 10px; align-items: center; }

.mobile-nav-toggle {
  display: none;
  background: var(--blueprint); color: #fff; border: none; border-radius: 8px;
  padding: 8px 10px; cursor: pointer;
}

@media (max-width: 860px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; width: 240px; z-index: 60;
    transform: translateX(-100%); transition: transform var(--transition);
  }
  .sidebar.open { transform: translateX(0); }
  .mobile-nav-toggle { display: inline-flex; }
  .main { padding: 20px 16px; }
}

.card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.stat-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px; margin-bottom: 24px;
}
.stat-card .label { font-size: 12px; color: var(--ink-soft); font-family: var(--font-mono); letter-spacing: 0.05em; text-transform: uppercase; }
.stat-card .value { font-family: var(--font-display); font-size: 30px; margin-top: 6px; }

.section-title { font-size: 15px; font-weight: 700; margin: 28px 0 12px; }

/* ---- Idea / project cards with "stamp" status ---- */
.idea-card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 14px;
  position: relative;
  box-shadow: var(--shadow);
}
.idea-card h3 { font-size: 16px; margin-bottom: 4px; }
.idea-card .meta { font-size: 12px; color: var(--ink-soft); font-family: var(--font-mono); }
.idea-card p.desc { margin-top: 8px; font-size: 14px; color: var(--ink-soft); }
.idea-card .row { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.idea-card .card-actions { display: flex; gap: 8px; margin-top: 12px; }
.idea-card .card-actions button {
  border: 1px solid var(--line); background: transparent; color: var(--ink-soft);
  border-radius: 6px; padding: 6px 10px; font-size: 12px; cursor: pointer;
}

.stamp {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 10px;
  border: 2px double currentColor;
  border-radius: 4px;
  transform: rotate(-3deg);
  display: inline-block;
  white-space: nowrap;
}
.stamp-pending { color: var(--status-pending); }
.stamp-reviewing { color: var(--status-reviewing); }
.stamp-planning { color: var(--status-planning); }
.stamp-development { color: var(--status-dev); }
.stamp-testing { color: var(--status-testing); }
.stamp-completed { color: var(--status-completed); }
.stamp-rejected { color: var(--status-rejected); }

.progress-track {
  height: 6px; border-radius: 3px; background: var(--line); overflow: hidden; margin-top: 12px;
}
.progress-fill { height: 100%; background: var(--accent); border-radius: 3px; transition: width 400ms ease; }

.search-row { display: flex; gap: 10px; margin-bottom: 18px; }
.search-row input {
  flex: 1; padding: 11px 14px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--paper-raised); color: var(--ink); font-size: 14px;
}

.empty-state {
  text-align: center; padding: 48px 20px; color: var(--ink-soft);
}
.empty-state svg { width: 56px; height: 56px; margin-bottom: 12px; opacity: 0.6; }

.notif-item {
  display: flex; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 13px;
}
.notif-item:last-child { border-bottom: none; }
.notif-item .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-top: 6px; flex-shrink: 0; }
.notif-item .time { color: var(--ink-soft); font-family: var(--font-mono); font-size: 11px; }

textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--paper-raised); color: var(--ink); font-size: 14px; resize: vertical; min-height: 100px;
}
select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--paper-raised); color: var(--ink); font-size: 14px;
}