@import url("https://fonts.googleapis.com/css2?family=Lato:ital,wght@0,300;0,400;0,500;0,700;0,900;1,400;1,700&family=Newsreader:opsz,wght@6..72,300;6..72,400;6..72,500;6..72,600;6..72,700&family=JetBrains+Mono:wght@400;500;700&display=swap");

:root {
  --font-display: "Newsreader", Georgia, serif;
  --font-sans: "Lato", Helvetica, sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --black: rgb(46, 36, 31);
  --moss-green: rgb(51, 72, 47);
  --lys-mose: rgb(89, 129, 80);
  --mojo-orange: rgb(253, 170, 102);
  --mojo-peach: rgb(253, 220, 192);
  --newspaper-white: rgb(232, 230, 225);
  --white: rgb(253, 253, 252);
  --dis: rgb(219, 232, 237);
  --stone: rgb(203, 199, 191);

  --bg-page: var(--newspaper-white);
  --bg-surface: var(--white);
  --fg-1: var(--black);
  --fg-2: rgba(46, 36, 31, 0.72);
  --fg-3: rgba(46, 36, 31, 0.52);
  --accent: var(--mojo-orange);
  --border-1: rgba(46, 36, 31, 0.12);
  --border-2: rgba(46, 36, 31, 0.20);

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 20px;
  --r-card: 16px;
  --r-pill: 999px;

  --shadow-1: 0 1px 2px rgba(46, 36, 31, 0.06);
  --shadow-2: 0 4px 12px rgba(46, 36, 31, 0.08);
  --shadow-focus: 0 0 0 3px rgba(253, 170, 102, 0.55);

  --ease-standard: cubic-bezier(0.2, 0.7, 0.2, 1);
  --dur-fast: 120ms;
  --dur-base: 200ms;

  --danger: rgb(176, 58, 46);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-page);
  color: var(--fg-1);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--fg-1);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--fg-1);
  margin: 0;
}

h1 { font-size: 40px; line-height: 1.1; }
h2 { font-size: 26px; line-height: 1.2; }
h3 { font-size: 20px; line-height: 1.25; }

.overline {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-2);
}

.mono {
  font-family: var(--font-mono);
  font-size: 13px;
}

.muted { color: var(--fg-3); }
.fg-2 { color: var(--fg-2); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border: none;
  border-radius: var(--r-pill);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background-color var(--dur-base) var(--ease-standard),
              color var(--dur-base) var(--ease-standard),
              box-shadow var(--dur-base) var(--ease-standard),
              transform var(--dur-fast) var(--ease-standard);
  text-decoration: none;
  line-height: 1;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.btn-primary {
  background: var(--mojo-orange);
  color: var(--black);
}

.btn-primary:hover {
  background: var(--black);
  color: var(--white);
  text-decoration: none;
}

.btn-secondary {
  background: var(--newspaper-white);
  color: var(--fg-1);
  border: 1px solid var(--border-1);
}

.btn-secondary:hover {
  background: var(--stone);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--fg-2);
  padding: 8px 12px;
}

.btn-ghost:hover {
  color: var(--fg-1);
  background: rgba(46, 36, 31, 0.05);
  text-decoration: none;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid transparent;
}

.btn-danger:hover {
  background: rgba(176, 58, 46, 0.08);
  text-decoration: none;
}

.btn-block {
  width: 100%;
}

.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Inputs */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--fg-2);
}

.field .hint {
  font-size: 12px;
  color: var(--fg-3);
}

.input {
  width: 100%;
  background: var(--white);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--fg-1);
  transition: border-color var(--dur-fast) var(--ease-standard),
              box-shadow var(--dur-fast) var(--ease-standard);
}

.input:focus {
  outline: none;
  border-color: var(--mojo-orange);
  box-shadow: var(--shadow-focus);
}

.input::placeholder {
  color: var(--fg-3);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 640px) {
  .grid-2 { grid-template-columns: 1fr; }
}

/* Cards */
.card {
  background: var(--bg-surface);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-1);
  padding: 28px;
}

.card-lifted {
  box-shadow: var(--shadow-2);
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--white);
  border-bottom: 1px solid var(--border-1);
}

.app-header-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  display: block;
  width: auto;
  color: var(--fg-1);
}

.brand-logo-sm { height: 22px; }
.brand-logo-md { height: 32px; }
.brand-logo-lg { height: 40px; }

.brand-name {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--fg-1);
}

.spacer { flex: 1; }

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--dis);
  object-fit: cover;
}

.user-name {
  font-size: 14px;
  color: var(--fg-2);
  font-weight: 700;
}

/* Main layout */
main.app-main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 40px 24px 80px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-head h2 {
  font-size: 28px;
}

.section-count {
  color: var(--fg-3);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* Drop zone */
.dropzone {
  display: block;
  border: 2px dashed var(--border-2);
  border-radius: var(--r-md);
  padding: 40px 32px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--dur-base) var(--ease-standard),
              background-color var(--dur-base) var(--ease-standard);
  background: transparent;
}

.dropzone:hover,
.dropzone.is-drag {
  border-color: var(--mojo-orange);
  background: var(--mojo-peach);
}

.dropzone input[type="file"] {
  display: none;
}

.dropzone-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
  color: var(--fg-3);
}

.dropzone-title {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--fg-1);
}

.dropzone-sub {
  color: var(--fg-3);
  font-size: 13px;
  margin-top: 4px;
}

.dropzone .file-pick {
  display: none;
  align-items: center;
  gap: 10px;
  justify-content: center;
  color: var(--fg-1);
  font-weight: 700;
}

.dropzone.has-file .file-pick { display: inline-flex; }
.dropzone.has-file .dropzone-default { display: none; }

/* Password toggle */
.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0 6px;
  color: var(--fg-2);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  cursor: pointer;
  user-select: none;
}

.toggle-row input { margin: 0; accent-color: var(--mojo-orange); }

.password-fields { display: none; }
.password-fields.is-visible { display: grid; }

/* Deck list */
.deck-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.deck {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 16px;
  align-items: center;
  background: var(--white);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-1);
  padding: 18px 20px;
  transition: box-shadow var(--dur-base) var(--ease-standard);
}

.deck:hover { box-shadow: var(--shadow-2); }

.deck-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: var(--mojo-peach);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--black);
}

.deck-icon svg { width: 22px; height: 22px; }

.deck-body { min-width: 0; }

.deck-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.deck-name {
  font-weight: 700;
  font-size: 16px;
  color: var(--fg-1);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.deck-name-input {
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  padding: 2px 6px;
  margin-left: -6px;
  font: inherit;
  font-weight: 700;
  color: var(--fg-1);
  cursor: text;
  min-width: 200px;
  max-width: 100%;
}

.deck-name-input:hover { border-color: var(--border-1); }
.deck-name-input:focus {
  outline: none;
  border-color: var(--mojo-orange);
  background: var(--white);
  box-shadow: var(--shadow-focus);
}

.deck-lock {
  color: var(--fg-3);
  display: inline-flex;
  align-items: center;
}

.deck-lock svg { width: 14px; height: 14px; }

.deck-meta {
  color: var(--fg-3);
  font-size: 12px;
  margin-top: 6px;
}

.deck-urls {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 2px;
}

.deck-url {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-2);
}

.deck-url .label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
  width: 56px;
  flex-shrink: 0;
}

.deck-url .url-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.deck-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.icon-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  background: transparent;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--fg-2);
  transition: background-color var(--dur-fast) var(--ease-standard),
              color var(--dur-fast) var(--ease-standard);
}

.icon-btn:hover {
  background: rgba(46, 36, 31, 0.06);
  color: var(--fg-1);
}

.icon-btn.danger:hover {
  background: rgba(176, 58, 46, 0.10);
  color: var(--danger);
}

.icon-btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.icon-btn svg { width: 18px; height: 18px; }

.copied-pill {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--black);
  color: var(--white);
  padding: 10px 16px;
  border-radius: var(--r-pill);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-standard),
              transform var(--dur-base) var(--ease-standard);
  z-index: 50;
}

.copied-pill.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Empty state */
.empty {
  text-align: center;
  padding: 60px 20px;
  background: var(--white);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-1);
}

.empty-illustration {
  width: 96px;
  height: 96px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--mojo-peach);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mojo-orange);
}

.empty-illustration svg { width: 44px; height: 44px; }

.empty h3 { font-size: 22px; margin-bottom: 6px; }
.empty p { color: var(--fg-3); margin: 0; }

/* Login page */
.login-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  gap: 28px;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.login-brand img { width: 36px; height: 36px; }

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--white);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-2);
  padding: 40px 32px;
  text-align: center;
}

.login-card h1 {
  font-size: 36px;
  margin-bottom: 8px;
}

.login-card p {
  color: var(--fg-3);
  font-size: 14px;
  margin: 0 0 28px;
}

.login-error {
  background: rgba(176, 58, 46, 0.08);
  border: 1px solid rgba(176, 58, 46, 0.18);
  color: var(--danger);
  border-radius: var(--r-md);
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 18px;
}

/* Password gate */
.gate-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  gap: 24px;
}

.gate-card {
  width: 100%;
  max-width: 400px;
  background: var(--white);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-2);
  padding: 40px 32px;
  text-align: center;
}

.gate-lock {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--mojo-peach);
  color: var(--mojo-orange);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gate-lock svg { width: 26px; height: 26px; }

.gate-card h1 {
  font-size: 28px;
  line-height: 1.2;
  margin-bottom: 6px;
}

.gate-card .subtitle {
  color: var(--fg-3);
  font-size: 14px;
  margin: 0 0 24px;
}

.gate-error {
  background: rgba(176, 58, 46, 0.08);
  border: 1px solid rgba(176, 58, 46, 0.18);
  color: var(--danger);
  border-radius: var(--r-md);
  padding: 10px 14px;
  font-size: 13px;
  margin: 14px 0 0;
  text-align: center;
}

.gate-form { display: flex; flex-direction: column; gap: 14px; }

/* Inline messages */
.alert {
  border-radius: var(--r-md);
  padding: 12px 16px;
  font-size: 14px;
  margin-bottom: 18px;
}

.alert-error {
  background: rgba(176, 58, 46, 0.08);
  border: 1px solid rgba(176, 58, 46, 0.18);
  color: var(--danger);
}

.alert-info {
  background: var(--dis);
  border: 1px solid rgba(46, 36, 31, 0.08);
  color: var(--fg-1);
}