/* =========================================================
   2 DEGREES — CLIENT ONBOARDING (SELF-CONTAINED)
   Mobile-first. No external dependencies.
========================================================= */

/* =========================================================
   1) DESIGN TOKENS (LOCAL)
========================================================= */

:root {
  /* Layout */
  --onb-container-max: 48rem;     /* applied at larger sizes */
  --onb-container-pad: 1rem;      /* mobile-first padding */

  /* Spacing */
  --onb-space-4: 0.25rem;
  --onb-space-8: 0.5rem;
  --onb-space-12: 0.75rem;
  --onb-space-16: 1rem;
  --onb-space-24: 1.5rem;
  --onb-space-32: 2rem;
  --onb-space-48: 3rem;

  /* Radius */
  --onb-radius-12: 0.75rem;
  --onb-radius-16: 1rem;

  /* Typography */
  --onb-font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial;
  --onb-font-size-body: 1rem;
  --onb-font-size-small: 0.875rem;
  --onb-font-size-lead: 1.0625rem; /* slightly tighter on mobile */
  --onb-font-size-h1: 1.65rem;     /* mobile-first */
  --onb-font-size-h2: 1.25rem;

  --onb-line-height-body: 1.55;
  --onb-line-height-head: 1.2;

  --onb-weight-regular: 400;
  --onb-weight-medium: 500;
  --onb-weight-semibold: 600;
  /* Colors (dark) */
  --onb-bg: #141d22;
  --onb-surface: #24333b;
  --onb-surface-soft: #364954;

  --onb-text: #eef2f5;
  --onb-text-muted: #c6d2da;
  --onb-text-subtle: #9fb0bb;

  --onb-border: rgba(255,255,255,0.14);
  /* Accent */
  --onb-brand-accent: #da6f47;
  --onb-accent: #7dbcc7;
  --onb-accent-hover: #ffffff;
  --onb-focus: rgba(125,188,199,0.28);
  /* Shadows */
  --onb-shadow-subtle: none;
  --onb-shadow-soft: none;

  /* Motion */
  --onb-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --onb-fast: 120ms;
  --onb-med: 200ms;
}

/* Auto dark mode */
@media (prefers-color-scheme: light) {
  :root {
      /* Colors (Light) */
  --onb-bg: #fbfcfd;
  --onb-surface: #ffffff;
  --onb-surface-soft: #f6f8fa;

  --onb-text: #24333b;
  --onb-text-muted: #4f6471;
  --onb-text-subtle: #6f8593;

  --onb-border: #dde5ea;

  /* Accent */
  --onb-accent: #1e4e5f;
  --onb-accent-hover: #2e6d84;
  --onb-focus: rgba(125, 188, 199, 0.35);
  --onb-rare: #da6f47;
  /* Shadows */
  --onb-shadow-subtle: 0 1px 2px rgba(0,0,0,0.06);
  --onb-shadow-soft: 0 8px 24px rgba(0,0,0,0.10);

  }
}

/* =========================================================
   2) BASE RESET (MOBILE-FIRST)
========================================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--onb-font-family);
  font-size: var(--onb-font-size-body);
  line-height: var(--onb-line-height-body);
  color: var(--onb-text);
  background: var(--onb-bg);
}

/* =========================================================
   3) PAGE SHELL (MOBILE-FIRST)
========================================================= */

main {
  padding: var(--onb-space-32) var(--onb-container-pad);
}

h1 {
  margin: 0 0 var(--onb-space-12);
  font-size: var(--onb-font-size-h1);
  line-height: var(--onb-line-height-head);
}

main > p {
  margin: 0 0 var(--onb-space-24);
  font-size: var(--onb-font-size-lead);
  color: var(--onb-text-muted);
}

/* =========================================================
   4) FORM SECTIONS (CARDS)
========================================================= */

.onb-block {
  background: var(--onb-surface);
  border: 1px solid var(--onb-border);
  border-radius: var(--onb-radius-16);
  box-shadow: var(--onb-shadow-subtle);
  padding: var(--onb-space-16);
  margin-bottom: var(--onb-space-48);
  display: grid;
  gap: var(--onb-space-16);
}

.onb-block h2 {
  margin: 0;
  font-size: var(--onb-font-size-h2);
  line-height: var(--onb-line-height-head);
}

/* =========================================================
   5) LABELS + INPUTS
========================================================= */

label {
  display: grid;
  gap: var(--onb-space-8);
  font-size: var(--onb-font-size-small);
  font-weight: var(--onb-weight-medium);
}

input,
textarea {
  font: inherit;
  padding: var(--onb-space-12);
  border-radius: var(--onb-radius-12);
  border: 1px solid var(--onb-border);
  background: var(--onb-surface-soft);
  color: var(--onb-text);
  width: 100%;
}

textarea {
  resize: vertical;
  min-height: 6.5rem;
}

input::placeholder,
textarea::placeholder {
  color: var(--onb-text-subtle);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--onb-accent);
  box-shadow: 0 0 0 3px var(--onb-focus);
  background: var(--onb-surface);
}

/* File input */
input[type="file"] {
  padding: var(--onb-space-12);
  border-style: dashed;
}

/* =========================================================
   6) FIELDSETS (CHECKBOX / RADIO)
========================================================= */

fieldset {
  border: 1px solid var(--onb-border);
  border-radius: var(--onb-radius-16);
  padding: var(--onb-space-16);
  margin: 0;

  display: grid;
  gap: var(--onb-space-12);
}

legend {
  padding: 0 var(--onb-space-8);
  font-size: var(--onb-font-size-small);
  font-weight: var(--onb-weight-semibold);
}

/* Choice rows: input + text inline */
fieldset label {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  gap: var(--onb-space-12);
  align-items: start;

  font-weight: var(--onb-weight-regular);
  color: var(--onb-text-muted);
}

input[type="checkbox"],
input[type="radio"] {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  accent-color: var(--onb-accent);
}

/* =========================================================
   7) OTHER FIELDS (FULL-WIDTH + INDENTED)
========================================================= */

.other-field {
  grid-column: 1 / -1;
  margin-top: var(--onb-space-8);
  padding-left: calc(1.25rem + var(--onb-space-12)); /* align with label text */
}

.other-field input {
  width: 100%;
  display: block;
}

/* Screen-reader only labels */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* =========================================================
   8) BUTTON + STATUS
========================================================= */

button[type="submit"] {
  appearance: none;
  border: none;
  border-radius: 999px;
  padding: 0.9rem 1.2rem;

  font-size: var(--onb-font-size-body);
  font-weight: var(--onb-weight-semibold);

  background: var(--onb-accent);
  color: var(--onb-text);
  cursor: pointer;

  transition: background var(--onb-med) var(--onb-ease),
              transform var(--onb-med) var(--onb-ease);
}

button[type="submit"]:hover {
 transform: translatey(-2px);
}

button[type="submit"]:active {
  transform: translateY(1px);
}

button[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

#status {
  margin: 0;
  padding: var(--onb-space-12);
  border-radius: var(--onb-radius-12);
  border: 1px solid var(--onb-border);
  background: var(--onb-surface);
  color: var(--onb-text-muted);
}

#status:empty {
  display: none;
}
/* =========================
   Upload UI (preview list)
========================= */

.onb-help {
  margin: 0;
  font-size: var(--onb-font-size-small);
  color: var(--onb-text-subtle);
}

.upload-block {
  display: grid;
  gap: var(--onb-space-12);
}

.upload-meta {
  background: var(--onb-surface-soft);
  border: 1px solid var(--onb-border);
  border-radius: var(--onb-radius-12);
  padding: var(--onb-space-12);
}

.upload-summary {
  margin: 0 0 var(--onb-space-8);
  font-size: var(--onb-font-size-small);
  color: var(--onb-text-muted);
}

.upload-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--onb-space-8);
}

.upload-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--onb-space-12);
  padding: var(--onb-space-8) var(--onb-space-12);
  background: var(--onb-surface);
  border: 1px solid var(--onb-border);
  border-radius: var(--onb-radius-12);
}

.upload-name {
  font-size: var(--onb-font-size-small);
  color: var(--onb-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.upload-size {
  font-size: var(--onb-font-size-small);
  color: var(--onb-text-subtle);
  margin-left: var(--onb-space-8);
}

.upload-remove {
  appearance: none;
  border: 1px solid var(--onb-border);
  background: transparent;
  color: var(--onb-text);
  border-radius: 999px;
  padding: 0.35rem 0.6rem;
  cursor: pointer;
  font-size: var(--onb-font-size-small);
  transition: background var(--onb-med) var(--onb-ease);
}

.upload-remove:hover {
  background: rgba(0,0,0,0.05);
}
input:hover,
textarea:hover {
  border-color: color-mix(in srgb, var(--onb-brand-accent) 40%, var(--onb-border));
}
.onb-block h2{
  position: relative;
  padding-left: 1rem;
}

.onb-block h2::before{
  content:"";
  position:absolute;
  left: 0;
  top: 0.55em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--onb-brand-accent);
}

@media (prefers-color-scheme: dark) {
  .upload-remove:hover { background: rgba(255,255,255,0.08); }
}

/* =========================================================
   9) DESKTOP ENHANCEMENTS (ONLY ADDS, DOESN'T OVERRIDE MOBILE)
========================================================= */

@media (min-width: 48rem) {
  :root {
    --onb-container-pad: 1.5rem;
    --onb-font-size-h1: 2rem;
    --onb-font-size-lead: 1.125rem;
  }

  main {
    max-width: var(--onb-container-max);
    margin-inline: auto;
    padding: var(--onb-space-48) var(--onb-container-pad);
  }

  .onb-block {
    padding: var(--onb-space-24);
  }
}

/* =========================================================
   10) REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {
  button {
    transition: none;
  }
}