/* Tailwind Resource Group design system, applied to Secure Drop.
   Token values come from the design system's tokens.json (Light and Dark themes).
   The theme follows prefers-color-scheme only: the CSP forbids the inline script a toggle needs. */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/fonts/inter-latin-wght-normal.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/jetbrains-mono-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/jetbrains-mono-latin-600-normal.woff2") format("woff2");
}

:root {
  /* Brand scales (same in both themes) */
  --tw-navy-50: #eef1f8; --tw-navy-200: #b3bcd6; --tw-navy-300: #8a98ba; --tw-navy-500: #455690;
  --tw-navy-600: #30427e; --tw-navy-700: #283867; --tw-navy-800: #1f2c50; --tw-navy-900: #15203b;
  --tw-orange-200: #ffc593; --tw-orange-400: #ff914d; --tw-orange-500: #f57426;

  /* Semantic tokens: Light */
  --fg-1: #1a2332; --fg-2: #404a5d; --fg-3: #5b6477; --fg-on-dark: #ffffff;
  --fg-link: #30427e; --fg-link-hover: #283867; --link-underline: rgba(48, 66, 126, 0.35);
  --bg-1: #ffffff; --bg-2: #f8f9fa; --bg-3: #eef0f3; --bg-dark: #30427e;
  --border-1: #e1e4ea; --border-2: #c7ccd5; --border-strong: #a3aab8;
  --eyebrow: #b85000;
  --tint-bg: #eef1f8; --tint-fg: #283867; --tint-border: #b3bcd6;
  --btn-primary-bg: #30427e; --btn-primary-bg-hover: #283867;
  --tone-advisory-bg: #fff4eb; --pill-advisory-fg: #a8470d; --pill-advisory-border: #ffc593;
  --tone-success: #1f8a5b; --tone-success-bg: #e6f4ec; --pill-success-fg: #0b3c25; --pill-success-border: #b9dec8;
  --tone-danger: #c4324b; --tone-danger-bg: #fbeaee; --pill-danger-fg: #831b30; --pill-danger-border: #ecbfc8;
  --shadow-1: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 1px rgba(15, 23, 42, 0.03);
  --shadow-3: 0 8px 24px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-focus: 0 0 0 3px rgba(48, 66, 126, 0.32);

  /* Scale */
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 24px; --space-6: 32px; --space-7: 48px;
  --radius-sm: 4px; --radius-md: 6px; --radius-lg: 10px; --radius-pill: 999px;
  --fs-h3: 1.5rem; --fs-h5: 1.0625rem; --fs-body: 1rem; --fs-small: 0.875rem; --fs-xs: 0.75rem; --fs-mono: 0.875rem;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --ease-out: cubic-bezier(0.2, 0.7, 0.2, 1);
  --dur-quick: 120ms; --dur-base: 180ms;

  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg-1: #eef1f6; --fg-2: #c3cad6; --fg-3: #9aa6ba;
    --fg-link: #9db4e8; --fg-link-hover: #c5d3f2; --link-underline: rgba(157, 180, 232, 0.4);
    --bg-1: #1a2232; --bg-2: #141b28; --bg-3: #1e2738; --bg-dark: #1f2c50;
    --border-1: #2a3447; --border-2: #3a4560; --border-strong: #56627a;
    --eyebrow: #ffa870;
    --tint-bg: #232f4d; --tint-fg: #c5d3f2; --tint-border: #3a4a78;
    --btn-primary-bg: #455690; --btn-primary-bg-hover: #536aa8;
    --tone-advisory-bg: #3a2a22; --pill-advisory-fg: #ffc593; --pill-advisory-border: #6b3d22;
    --tone-success: #5fcf98; --tone-success-bg: #15342a; --pill-success-fg: #8fe0b6; --pill-success-border: #2a5c45;
    --tone-danger: #ff8597; --tone-danger-bg: #3d1c24; --pill-danger-fg: #ffb3bf; --pill-danger-border: #6b2a38;
    --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-3: 0 10px 28px rgba(0, 0, 0, 0.45), 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-focus: 0 0 0 3px rgba(157, 180, 232, 0.45);
  }
}

* { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  margin: 0; background: var(--bg-2); color: var(--fg-1);
  font-family: var(--font-sans); font-size: var(--fs-body); line-height: 1.5;
  font-feature-settings: "cv11", "ss01";
}
::selection { background: var(--tw-orange-200); color: var(--tw-navy-900); }

/* Masthead: navy band, white logo, orange bottom rule */
.masthead { background: var(--bg-dark); color: var(--fg-on-dark); border-bottom: 3px solid var(--tw-orange-400); }
.masthead-inner { display: flex; align-items: center; gap: var(--space-4); padding: 12px 16px; margin: 0 auto; max-width: 760px; }
.masthead-inner.wide { max-width: 1100px; }
.logo { display: block; height: 56px; width: auto; }
.product { padding-left: var(--space-4); border-left: 1px solid rgba(255, 255, 255, 0.28);
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; }
.masthead .who { color: rgba(255, 255, 255, 0.78); }

.wrap { max-width: 760px; margin: 0 auto; padding: var(--space-6) 16px var(--space-7); }
.wide { max-width: 1100px; }

.card { background: var(--bg-1); border: 1px solid var(--border-1); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1); padding: var(--space-5); margin-bottom: var(--space-4); }

.eyebrow { display: inline-block; margin-bottom: var(--space-2); font-size: var(--fs-xs); font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--eyebrow); }
h1 { font-size: var(--fs-h3); font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; margin: 0 0 var(--space-3); text-wrap: balance; }
h2 { font-size: var(--fs-h5); font-weight: 600; line-height: 1.25; margin: 0 0 var(--space-3); }
p { margin: 0 0 var(--space-3); color: var(--fg-2); line-height: 1.65; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }
.muted { color: var(--fg-3); }
.small { font-size: var(--fs-small); }
a { color: var(--fg-link); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px;
  text-decoration-color: var(--link-underline); }
a:hover { color: var(--fg-link-hover); text-decoration-color: currentColor; }

/* Forms */
.row { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: end; }
.row > label { flex: 1 1 160px; }
.row > label.narrow { flex: 0 1 110px; }
.row > label.check { flex: 0 1 auto; display: flex; align-items: center; gap: var(--space-2); padding-bottom: 12px; }
input[type=checkbox] { width: 16px; height: 16px; margin: 0; accent-color: var(--btn-primary-bg); }
label { display: block; font-size: 12px; font-weight: 600; color: var(--fg-2); }
input[type=text], input[type=number], input[type=email] {
  display: block; width: 100%; margin-top: 6px; padding: 10px 12px; font: inherit; font-size: 14px; font-weight: 400;
  color: var(--fg-1); background: var(--bg-1); border: 1px solid var(--border-2); border-radius: var(--radius-md);
  transition: border-color var(--dur-quick) var(--ease-out), box-shadow var(--dur-quick) var(--ease-out); }
input[type=text]:focus, input[type=number]:focus, input[type=email]:focus {
  outline: none; border-color: var(--fg-link); box-shadow: var(--shadow-focus); }
input::placeholder { color: var(--fg-3); }
input[type=file] { font: inherit; font-size: var(--fs-small); color: var(--fg-2); }
input[type=file]::file-selector-button {
  font: inherit; font-weight: 600; margin-right: var(--space-3); padding: 7px 12px; cursor: pointer;
  color: var(--fg-link); background: transparent; border: 1px solid var(--border-2); border-radius: var(--radius-md); }
input[type=file]::file-selector-button:hover { background: var(--tint-bg); border-color: var(--tw-navy-300); }

/* Buttons: primary by default; .secondary and .danger variants */
button, .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font: inherit; font-size: 14px; font-weight: 600; padding: 10px 18px; white-space: nowrap;
  border-radius: var(--radius-md); border: 1px solid transparent; cursor: pointer;
  background: var(--btn-primary-bg); color: #fff;
  transition: background var(--dur-quick) var(--ease-out), color var(--dur-quick) var(--ease-out),
    border-color var(--dur-quick) var(--ease-out), transform var(--dur-quick) var(--ease-out); }
button:hover { background: var(--btn-primary-bg-hover); }
button:active { transform: translateY(1px); }
button:focus-visible, .drop:focus-within { outline: none; box-shadow: var(--shadow-focus); }
button.secondary { background: transparent; color: var(--fg-link); border-color: var(--border-2); }
button.secondary:hover { background: var(--tint-bg); border-color: var(--tw-navy-300); }
button.danger { background: transparent; color: var(--tone-danger); border-color: var(--pill-danger-border); }
button.danger:hover { background: var(--tone-danger-bg); border-color: var(--tone-danger); }
td button { padding: 7px 12px; font-size: 13px; }
button:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* Drop zone */
.drop { display: flex; flex-direction: column; align-items: center; gap: var(--space-1);
  border: 1px dashed var(--border-strong); border-radius: var(--radius-lg); background: var(--bg-2);
  padding: 40px 16px; text-align: center; cursor: pointer; font-size: var(--fs-body); font-weight: 400; color: var(--fg-1);
  transition: border-color var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out); }
.drop strong { font-weight: 600; }
.drop:hover, .drop.over { border-color: var(--fg-link); background: var(--tint-bg); }
.drop-icon { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin-bottom: var(--space-2);
  border-radius: var(--radius-md); background: var(--tint-bg); color: var(--tint-fg); }
.drop:hover .drop-icon, .drop.over .drop-icon { background: var(--bg-1); }
.drop-icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }

/* File list */
.files { list-style: none; padding: 0; margin: var(--space-4) 0 0; }
.files:empty { margin: 0; }
.files li { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: var(--space-2) var(--space-3);
  padding: var(--space-3) 0; border-top: 1px solid var(--border-1); }
.files .name { overflow-wrap: anywhere; font-size: var(--fs-small); }
.status { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: var(--radius-pill);
  font-size: 12px; font-weight: 600; white-space: nowrap; border: 1px solid var(--border-1); background: var(--bg-3); color: var(--fg-2); }
.status.ok { background: var(--tone-success-bg); color: var(--pill-success-fg); border-color: var(--pill-success-border); }
.status.bad { background: var(--tone-danger-bg); color: var(--pill-danger-fg); border-color: var(--pill-danger-border); }
.bar { grid-column: 1 / -1; height: 4px; background: var(--bg-3); border-radius: var(--radius-pill); overflow: hidden; }
.bar > i { display: block; height: 100%; width: 0; background: var(--btn-primary-bg); transition: width var(--dur-base) var(--ease-out); }
.files li:has(.status.ok) .bar > i { background: var(--tone-success); }
.files li:has(.status.bad) .bar > i { background: var(--tone-danger); }

.ok { color: var(--tone-success); } .warn { color: var(--pill-advisory-fg); } .bad { color: var(--tone-danger); }
.notice { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); border: 1px solid var(--tint-border);
  background: var(--tint-bg); color: var(--tint-fg); }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: var(--fs-small); }
th, td { text-align: left; padding: 10px 8px; border-top: 1px solid var(--border-1); vertical-align: top; }
th { color: var(--fg-3); font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; border-top: 0; }
td.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
th.num { text-align: right; }
tbody tr:hover td { background: var(--bg-2); }

.linkbox { display: flex; gap: var(--space-2); margin-top: var(--space-3); }
.linkbox input { margin-top: 0; font-family: var(--font-mono); font-size: 13px; font-variant-ligatures: none; }
.hidden { display: none !important; }
.tablewrap { overflow-x: auto; }
.push { margin-left: auto; }
.mt8 { margin-top: var(--space-2); }
.mt20 { margin-top: var(--space-5); }

@media (max-width: 560px) {
  .logo { height: 44px; }
  .masthead .who { display: none; }
  .card { padding: var(--space-4); }
}