/* Shared across every layout that links this stylesheet. */

/* Nunito Sans Variable — latin + latin-ext (fontsource unicode-range).
   No tnum in these builds — do not set font-variant-numeric: tabular-nums. */
@font-face {
  font-family: "Nunito Sans";
  font-style: normal;
  font-display: swap;
  font-weight: 200 1000;
  src: url("../fonts/nunito-sans-latin-ext-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Nunito Sans";
  font-style: normal;
  font-display: swap;
  font-weight: 200 1000;
  src: url("../fonts/nunito-sans-latin-wght-normal.woff2") format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --font-sans: "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
  --font: var(--font-sans);

  /* Dark (default) — exact values previously duplicated across layouts */
  --bg: #151515;
  --bg-rgb: 21, 21, 21;
  --surface: #1A1A1A;
  --border: #2a3544;
  --text: #e8eef4;
  --muted: #8b9aab;
  --accent: #0F6E57;
  --accent-dim: #138B6E;
  --accent-rgb: 15, 110, 87;
  --accent-ink: #FFFFFF;
  --accent-text: #17AB87;
  --danger: #f87171;
  --success: #4ade80;
  --radius: 0.625rem;
  --control-size: 2.25rem;
  --icon-nav: 1.1rem;
  --icon-ui: 1.15rem;
  --glow-accent: rgba(var(--accent-rgb), 0.12);
  --glow-blue: rgba(56, 189, 248, 0.08);
  --favorite: #eab308;
  --favorite-rgb: 234, 179, 8;
  --nav-active-bg: #AEBFBA;
  --nav-active-ink: #151515;
}

html[data-theme="light"] {
  --bg: #F7F6F2;
  --bg-rgb: 247, 246, 242;
  --surface: #ffffff;
  --border: #e2e5e9;
  --text: #1a1f26;
  --muted: #6b7684;
  --accent: #2dd4bf;
  --accent-dim: #14b8a6;
  --accent-rgb: 45, 212, 191;
  --accent-ink: #042f2e;
  --accent-text: #0f766e;
  --glow-accent: rgba(var(--accent-rgb), 0.06);
  --favorite: #ca8a04;
  --favorite-rgb: 202, 138, 4;
  --glow-blue: transparent;
}

body {
  font-family: var(--font);
}

/* Form controls often use a UA font unless forced to inherit. */
button,
input,
select,
textarea {
  font-family: inherit;
}

/* Custom checkboxes — replaces native UA look (light + dark via tokens).
   Checkmark SVGs cannot use CSS variables:
   - dark: white on --accent (#0F6E57) ≈ 6.21:1
   - light: --accent-ink (#042f2e) on --accent (#2dd4bf) ≈ 7.39:1
   Unchecked border uses --muted (dark --border on --surface is only ≈ 1.4:1). */
input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  box-sizing: border-box;
  width: 1.15rem;
  height: 1.15rem;
  margin: 0;
  flex-shrink: 0;
  vertical-align: middle;
  border: 1.5px solid var(--muted);
  border-radius: 0.3rem;
  background-color: var(--surface);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 0.75rem 0.75rem;
  cursor: pointer;
  transition: border-color 0.12s ease, background-color 0.12s ease, box-shadow 0.12s ease;
}

input[type="checkbox"]:hover:not(:disabled):not(:checked):not(:indeterminate) {
  border-color: rgba(var(--accent-rgb), 0.55);
}

input[type="checkbox"]:checked {
  border-color: var(--accent);
  background-color: var(--accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M3.5 8.5 6.5 11.5 12.5 4.5' stroke='%23FFFFFF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

input[type="checkbox"]:indeterminate {
  border-color: var(--accent);
  background-color: var(--accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M3.5 8h9' stroke='%23FFFFFF' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}

html[data-theme="light"] input[type="checkbox"]:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M3.5 8.5 6.5 11.5 12.5 4.5' stroke='%23042f2e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

html[data-theme="light"] input[type="checkbox"]:indeterminate {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M3.5 8h9' stroke='%23042f2e' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}

input[type="checkbox"]:focus {
  outline: none;
}

input[type="checkbox"]:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.35);
}

input[type="checkbox"]:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* To-do: paint ~1.4rem; expand hit target to --control-size via transparent border. */
.todo-row input[type="checkbox"] {
  width: var(--control-size);
  height: var(--control-size);
  border-width: calc((var(--control-size) - 1.4rem) / 2);
  border-style: solid;
  border-color: transparent;
  border-radius: 0.45rem;
  background-color: var(--surface);
  background-clip: padding-box;
  background-size: 0.85rem 0.85rem;
  box-shadow: inset 0 0 0 1.5px var(--muted);
}

.todo-row input[type="checkbox"]:hover:not(:disabled):not(:checked):not(:indeterminate) {
  box-shadow: inset 0 0 0 1.5px rgba(var(--accent-rgb), 0.55);
}

.todo-row input[type="checkbox"]:checked,
.todo-row input[type="checkbox"]:indeterminate {
  border-color: transparent;
  background-color: var(--accent);
  box-shadow: inset 0 0 0 1.5px var(--accent);
}

.todo-row input[type="checkbox"]:focus-visible {
  box-shadow:
    inset 0 0 0 1.5px var(--muted),
    0 0 0 3px rgba(var(--accent-rgb), 0.35);
}

.todo-row input[type="checkbox"]:checked:focus-visible,
.todo-row input[type="checkbox"]:indeterminate:focus-visible {
  box-shadow:
    inset 0 0 0 1.5px var(--accent),
    0 0 0 3px rgba(var(--accent-rgb), 0.35);
}

/* Restore HTML hidden semantics when author CSS sets display on .btn/.actions/etc. */
[hidden] {
  display: none !important;
}

/* Wordmark: W outline only in light theme */
.brand-rest {
  color: var(--accent-text);
}

html[data-theme="light"] .brand-w {
  -webkit-text-stroke: 0.5px #000;
  paint-order: stroke fill;
}

/* Theme toggle — shared across app shell, auth, platform, public */
.theme-toggle {
  width: var(--control-size);
  height: var(--control-size);
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.theme-toggle:hover {
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent-text);
}

.theme-toggle svg {
  width: var(--icon-ui);
  height: var(--icon-ui);
  display: block;
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  display: none;
}

html:not([data-theme="light"]) .theme-toggle .icon-sun {
  display: block;
}

html[data-theme="light"] .theme-toggle .icon-moon {
  display: block;
}

.theme-toggle--fixed {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 50;
}