/* css/forms.css - form controls, buttons, messages and the auth pages.
   Two markup conventions exist and both are styled here:
     .field > label + input|select|textarea           (most pages)
     .form-row > .form-label + .form-input            (reports, admin)
   Controls use --color-control-border (3:1) so they read as controls;
   decorative hairlines elsewhere stay lighter. */

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 440px;
}

/* Buttons keep their natural width inside column forms. */
.form > .btn,
.form > button { align-self: flex-start; }

.field,
.form-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label,
.form-label {
  color: var(--color-ink);
  font-size: var(--font-size-sm);
  font-weight: 700;
}

/* ── Inputs ───────────────────────────────────────────────────────────── */

.field input:not([type="checkbox"]):not([type="radio"]),
.field textarea,
.field select,
.form-input,
.submission-card__reject-form textarea,
.campaign-detail__cancel-form textarea,
.follow-up__form textarea,
.admin-report-row__actions--proof textarea {
  width: 100%;
  min-height: 48px;
  padding: 11px 14px;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1.5px solid var(--color-control-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--font-size-base); /* 16px: stops iOS zooming on focus */
  font-weight: 500;
  line-height: 1.4;
  transition: border-color var(--transition-fast), box-shadow var(--transition-base), background-color var(--transition-fast);
}

.field textarea,
textarea.form-input,
.submission-card__reject-form textarea,
.campaign-detail__cancel-form textarea,
.follow-up__form textarea,
.admin-report-row__actions--proof textarea {
  min-height: 96px;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder,
.form-input::placeholder,
textarea::placeholder { color: var(--color-text-subtle); }

.field input:hover,
.field textarea:hover,
.field select:hover,
.form-input:hover { border-color: var(--color-text-muted); }

.field input:focus-visible,
.field textarea:focus-visible,
.field select:focus-visible,
.form-input:focus-visible,
.submission-card__reject-form textarea:focus-visible,
.campaign-detail__cancel-form textarea:focus-visible,
.follow-up__form textarea:focus-visible,
.admin-report-row__actions--proof textarea:focus-visible {
  outline: none;
  border-color: var(--color-focus);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-focus) 22%, transparent), 0 8px 22px -12px var(--color-glow);
}

/* Native select with a drawn chevron that follows the theme. */
.field select,
select.form-input {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 36px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--color-text-muted) 50%),
    linear-gradient(135deg, var(--color-text-muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  cursor: pointer;
}

input[type="checkbox"],
input[type="radio"] {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--aurora-1);
}

.form-hint {
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}
.form-hint code {
  padding: 1px 5px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

/* ── Buttons ──────────────────────────────────────────────────────────── */
/* .btn alone is the secondary button (card color, hairline); --primary
   carries the gradient and its glow - one per screen, the main action.
   Every button lifts on hover and presses in when tapped. */

.btn {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 6px 18px;
  background: var(--color-bg);
  color: var(--color-ink);
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  font-size: 0.96875rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-wrap: balance;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform 260ms var(--ease-spring),
    box-shadow var(--transition-base),
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    opacity var(--transition-fast);
}
.btn:hover:not(:disabled) { background: var(--color-hover); border-color: color-mix(in srgb, var(--aurora-1) 40%, var(--color-border-strong)); text-decoration: none; transform: translateY(-1px); }
.btn:active:not(:disabled) { transform: translateY(1px) scale(0.97); transition-duration: 80ms; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn .icon { transition: transform 360ms var(--ease-spring); }
.btn:hover:not(:disabled) .icon { transform: scale(1.12) rotate(-8deg); }

.btn--primary {
  overflow: hidden;
  background: var(--gradient-brand);
  background-size: 180% 100%;
  background-position: 0% 50%;
  color: var(--color-on-gradient);
  border-color: transparent;
  box-shadow: 0 12px 26px -12px var(--color-glow), inset 0 1px 0 rgba(255, 255, 255, 0.28);
  transition:
    transform 260ms var(--ease-spring),
    box-shadow var(--transition-base),
    background-position 600ms var(--ease-out),
    opacity var(--transition-fast);
}
.btn:not(.btn--primary):not(.btn--danger):not(.btn--success) { box-shadow: var(--shadow-xs); }
.btn--primary:hover:not(:disabled) {
  background: var(--gradient-brand);
  background-size: 180% 100%;
  background-position: 100% 50%;
  border-color: transparent;
  box-shadow: 0 18px 34px -12px var(--color-glow), inset 0 1px 0 rgba(255, 255, 255, 0.28);
}
/* A sheen crosses the main button now and then, to draw the eye. */
.btn--primary::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, transparent 35%, rgba(255, 255, 255, 0.35) 50%, transparent 65%);
  transform: translateX(-130%);
  animation: btn-sheen 4.5s ease-in-out 2s infinite;
  pointer-events: none;
}
@keyframes btn-sheen { 0%, 75% { transform: translateX(-130%); } 100% { transform: translateX(130%); } }
.btn--primary:disabled::after { animation: none; }

.btn--ghost {
  background: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-ink);
}

.btn--lg {
  min-height: 54px;
  padding: 0 26px;
  border-radius: 16px;
  font-size: 1.0625rem;
}

.btn--sm {
  min-height: 36px;
  padding: 0 14px;
  border-radius: 10px;
  font-size: var(--font-size-sm);
}

.btn--danger {
  background: transparent;
  color: var(--color-danger);
  border-color: color-mix(in srgb, var(--color-danger) 40%, transparent);
}
.btn--danger:hover:not(:disabled) { background: color-mix(in srgb, var(--color-danger) 8%, transparent); }

.btn--success {
  background: transparent;
  color: var(--color-success);
  border-color: color-mix(in srgb, var(--color-success) 40%, transparent);
}
.btn--success:hover:not(:disabled) { background: color-mix(in srgb, var(--color-success) 8%, transparent); }

/* ── Messages ─────────────────────────────────────────────────────────── */

.form-error,
.form-success {
  margin: 0;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1.45;
  animation: message-in 420ms var(--ease-spring);
}
@keyframes message-in { from { opacity: 0; transform: translateY(-4px) scale(0.98); } }
.form-error:not([hidden]) { animation: message-in 420ms var(--ease-spring), shake 360ms ease-in-out 120ms; }
@keyframes shake { 25% { transform: translateX(-4px); } 50% { transform: translateX(4px); } 75% { transform: translateX(-2px); } }

.form-error {
  color: var(--color-danger);
  background: color-mix(in srgb, var(--color-danger) 7%, var(--color-bg));
  border: 1px solid color-mix(in srgb, var(--color-danger) 25%, transparent);
}

.form-success {
  color: var(--color-success);
  background: color-mix(in srgb, var(--color-success) 7%, var(--color-bg));
  border: 1px solid color-mix(in srgb, var(--color-success) 25%, transparent);
}

/* ── Auth pages (sign in, create account, reset password) ─────────────── */
/* A centered card on the same dot texture as the home hero. */

.auth-page {
  position: relative;
  isolation: isolate;
  max-width: 420px;
  margin: 0 auto;
  padding-top: var(--space-6);
}
.auth-page::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: calc(var(--space-8) * -1);
  left: 50%;
  width: 100vw;
  height: 640px;
  transform: translateX(-50%);
  background-image: radial-gradient(var(--color-grid) 1.2px, transparent 1.6px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(ellipse 46% 60% at 50% 30%, #000, transparent 75%);
  mask-image: radial-gradient(ellipse 46% 60% at 50% 30%, #000, transparent 75%);
  pointer-events: none;
}

.auth-card {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-bg);
  box-shadow: var(--shadow-lg), var(--highlight);
}

.auth-card__mark { width: 48px; height: 48px; border-radius: 15px; margin-bottom: var(--space-5); }
.auth-card__mark svg { width: 24px; height: 24px; }
.auth-card h1 { margin: 0 0 6px; font-size: 1.75rem; font-weight: 700; letter-spacing: -0.03em; }
.auth-card__sub { margin: 0 0 var(--space-5); color: var(--color-text-muted); font-size: 1rem; }

.auth-page .form { max-width: none; }
.auth-page .form > .btn--primary { width: 100%; min-height: 52px; margin-top: var(--space-2); align-self: stretch; }

.auth-page__alt {
  margin: var(--space-4) 0 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  text-align: center;
}
.auth-page__alt + .auth-page__alt { margin-top: var(--space-2); }

@media (max-width: 480px) {
  .auth-page { padding-top: var(--space-2); }
  .auth-card { padding: var(--space-5); }
}

/* Load-more buttons sit under their list. */
[id$="load-more"],
[data-referral-load-more],
[data-report-load-more],
[data-admin-load-more],
[data-admin-reports-load-more] { margin-bottom: var(--space-5); }