/* =============================================================
   PROMISE AI — Institutional Design System
   2026-05-09 · single source of truth for the rebrand
   Used by: login.html, register.html, reset-request.html,
            reset-confirm.html (Phase 2)
   =============================================================
   Component classes (per Diego's spec):
     .promise-shell         page wrapper
     .promise-header        top bar
     .promise-logo          brand block (logo + divider + wordmark)
     .promise-card          glass panel
     .promise-panel         flat panel (no top accent)
     .promise-button        base button
     .promise-button-primary  gold filled
     .promise-button-secondary ghost
     .promise-input         input/select/textarea
     .promise-badge         pill
     .promise-status        bottom status bar
     .promise-section-title big serif title
     .promise-eyebrow       small caps eyebrow
     .rise                  fade-up animation
   ============================================================= */

:root {
  /* OFFICIAL PALETTE */
  --bg:           #050B14;
  --panel:        #0B1220;
  --panel-soft:   #111827;
  --gold:         #C9A84E;
  --gold-soft:    #E5C97A;
  --text:         #F8FAFC;
  --muted:        #94A3B8;
  --border:       rgba(201,168,78,.22);
  --border-strong:rgba(201,168,78,.42);
  --glass:        rgba(8,15,28,.72);

  --status-ok:    #4ADE80;
  --warning:      #FACC15;
  --danger:       #F87171;

  /* TYPOGRAPHY */
  --sans:  'Inter', system-ui, -apple-system, sans-serif;
  --serif: 'Playfair Display', Georgia, serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;

  /* SPACING SCALE — 4px-base, used inline in pages */
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  24px;
  --sp-6:  32px;
  --sp-7:  48px;
  --sp-8:  64px;
}

/* ============ RESET ============ */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ============ AMBIENT BACKGROUND LAYERS ============ */
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse 1100px 620px at 18% 8%,  rgba(201,168,78,.08), transparent 70%),
    radial-gradient(ellipse 900px 620px at 92% 92%, rgba(201,168,78,.05), transparent 70%),
    linear-gradient(180deg, #050B14 0%, #060D17 60%, #03070D 100%);
}
body::after {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(201,168,78,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,78,.035) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 1200px 800px at 50% 30%, #000 0%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 1200px 800px at 50% 30%, #000 0%, transparent 80%);
}

/* ============ TOPBAR ============ */
.promise-header {
  position: relative; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  padding: 26px clamp(28px, 4vw, 72px);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
  background: linear-gradient(180deg, rgba(5,11,20,.7), rgba(5,11,20,.2));
}
.promise-logo {
  display: inline-flex; align-items: center; gap: 18px;
  text-decoration: none; color: var(--text);
}
.promise-logo .brand-logo {
  width: 64px; height: 64px;
  object-fit: contain;
  border-radius: 8px;
  filter: drop-shadow(0 12px 28px rgba(201,168,78,.28));
}
.promise-logo .divider { width: 1px; height: 42px; background: rgba(201,168,78,.45); }
.promise-logo .word {
  font-family: var(--serif); font-weight: 500; font-size: 22px;
  letter-spacing: 6px; text-transform: uppercase; color: var(--text);
  line-height: 1;
}
.promise-logo .word em { color: var(--gold); font-style: normal; font-weight: 600; }
.promise-logo .sublabel {
  display: block; margin-top: 6px;
  font-family: var(--mono); font-size: 9px; letter-spacing: 2.4px;
  text-transform: uppercase; color: var(--muted);
}
@media (max-width: 720px) {
  .promise-logo .brand-logo { width: 48px; height: 48px; }
  .promise-logo .divider    { height: 38px; }
  .promise-logo .word       { font-size: 18px; letter-spacing: 4.5px; }
}

.topbar-right {
  display: flex; align-items: center; gap: 22px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 1.6px; text-transform: uppercase; color: var(--muted);
}
.topbar-right > a {
  color: var(--muted); text-decoration: none;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 8px 16px; transition: color .15s, border-color .15s, background .15s;
}
.topbar-right > a:hover {
  color: var(--gold-soft); border-color: var(--gold);
  background: rgba(201,168,78,.06);
}

/* Language selector — single source, no duplicate.
   The id="lang-toggle" makes i18n.js skip auto-injection. */
#lang-toggle {
  display: inline-flex; gap: 2px; padding: 4px;
  border: 1px solid var(--border); border-radius: 999px;
  background: var(--glass);
}
#lang-toggle button {
  background: transparent; border: 0; cursor: pointer;
  color: var(--muted); font-family: var(--mono); font-size: 10px;
  letter-spacing: 1.4px; padding: 4px 10px; border-radius: 999px;
  transition: color .15s, background .15s;
}
#lang-toggle button[aria-pressed="true"] {
  color: var(--bg); background: var(--gold-soft);
}
#lang-toggle button:hover { color: var(--gold-soft); }
#lang-toggle button[aria-pressed="true"]:hover { color: var(--bg); }

/* Status pill (System Operational badge) */
.promise-status-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border: 1px solid var(--border);
  border-radius: 999px; background: var(--glass);
}
.promise-status-pill .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--status-ok);
  box-shadow: 0 0 6px rgba(74,222,128,.55);
  animation: dotPulse 2.4s ease-in-out infinite;
}
@keyframes dotPulse { 0%,100% { opacity: 1 } 50% { opacity: .55 } }

@media (max-width: 720px) {
  #lang-toggle, .promise-status-pill { display: none; }
}

/* ============ EYEBROW + HEADLINES ============ */
.promise-eyebrow {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--mono);
  font-size: clamp(11px, .82vw, 13px); font-weight: 500;
  letter-spacing: 4.2px; text-transform: uppercase; color: var(--gold);
  margin-bottom: 24px;
}
.promise-eyebrow::before {
  content: ""; width: 36px; height: 1px; background: var(--gold);
}

.promise-section-title {
  font-family: var(--serif); font-weight: 500;
  line-height: 1.06; letter-spacing: -.5px;
  color: var(--text);
}
.promise-section-title em {
  font-style: italic; font-weight: 500;
  background: linear-gradient(90deg, var(--gold-soft), var(--gold));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============ BUTTONS ============ */
.promise-button {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px; padding: 14px 28px;
  font-family: var(--sans); font-size: 13px; font-weight: 600;
  letter-spacing: 1.6px; text-transform: uppercase;
  border-radius: 4px; cursor: pointer; text-decoration: none;
  border: 1px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
}
.promise-button .arrow { display: inline-block; transition: transform .18s ease; }
.promise-button:hover .arrow { transform: translateX(3px); }

.promise-button-primary {
  background: linear-gradient(180deg, var(--gold-soft), var(--gold));
  color: #0A1220;
  box-shadow: 0 8px 22px rgba(201,168,78,.18);
}
.promise-button-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(201,168,78,.28);
}
.promise-button-primary:disabled { opacity: .55; cursor: wait; }

.promise-button-secondary {
  background: transparent; color: var(--text);
  border-color: var(--border-strong);
}
.promise-button-secondary:hover {
  border-color: var(--gold); color: var(--gold-soft);
  background: rgba(201,168,78,.06);
}

/* Full-width gold CTA used inside panels/cards */
.promise-cta {
  width: 100%;
  background: linear-gradient(180deg, var(--gold-soft), var(--gold));
  color: #0A1220; border: 0;
  padding: 14px;
  font-family: var(--sans); font-size: 13px; font-weight: 700;
  letter-spacing: 1.6px; text-transform: uppercase;
  border-radius: 4px; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  transition: transform .15s, box-shadow .15s, opacity .15s;
}
.promise-cta:hover { transform: translateY(-1px); box-shadow: 0 12px 30px rgba(201,168,78,.28); }
.promise-cta:disabled { opacity: .55; cursor: wait; }

/* ============ PANELS / CARDS ============ */
.promise-card {
  position: relative;
  background: linear-gradient(180deg, rgba(11,18,32,.94), rgba(8,15,28,.94));
  border: 1px solid var(--border);
  border-top: 2px solid var(--gold);
  border-radius: 12px;
  padding: 32px clamp(26px, 3vw, 42px);
  box-shadow: 0 28px 80px rgba(0,0,0,.6), 0 0 36px rgba(201,168,78,.08);
  backdrop-filter: blur(6px);
}
.promise-card::before {
  content: ""; position: absolute; top: -2px; left: 18%; right: 18%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-soft), transparent);
  opacity: .6;
}

.promise-panel {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px 26px;
  backdrop-filter: blur(8px);
}

/* ============ PANEL HEAD ============ */
.promise-panel-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  letter-spacing: 2.6px; text-transform: uppercase; color: var(--muted);
  margin-bottom: 14px;
}
.promise-panel-eyebrow .lock {
  width: 14px; height: 14px; color: var(--gold); flex-shrink: 0;
}
.promise-panel-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
}
.promise-panel-title {
  font-family: var(--serif); font-size: 22px; font-weight: 600;
  color: var(--text); letter-spacing: -.2px;
}
.promise-panel-hint {
  font-family: var(--mono); font-size: 10px; color: var(--muted);
  letter-spacing: 1.4px; text-transform: uppercase;
}

/* ============ FORMS ============ */
.promise-form { display: flex; flex-direction: column; gap: 14px; }
.promise-form .field { display: flex; flex-direction: column; gap: 6px; }
.promise-form label {
  font-family: var(--mono); font-size: 9.5px; font-weight: 500;
  letter-spacing: 1.8px; text-transform: uppercase; color: var(--muted);
}
.promise-form label .req { color: var(--gold); margin-left: 4px; }

.promise-input,
.promise-form input[type=text],
.promise-form input[type=email],
.promise-form input[type=password],
.promise-form select,
.promise-form textarea {
  width: 100%;
  padding: 12px 14px;
  background: rgba(5,11,20,.7);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--sans); font-size: 14px; color: var(--text);
  transition: border-color .15s, background .15s;
}
.promise-form select {
  appearance: none; -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--gold) 50%),
                    linear-gradient(-45deg, transparent 50%, var(--gold) 50%);
  background-position: calc(100% - 18px) center, calc(100% - 12px) center;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 32px;
}
.promise-form select option { background: var(--panel); color: var(--text); }
.promise-form textarea { resize: vertical; min-height: 84px; font-family: var(--sans); }
.promise-form input::placeholder, .promise-form textarea::placeholder { color: var(--muted); opacity: .55; }
.promise-input:focus,
.promise-form input:focus, .promise-form select:focus, .promise-form textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(11,18,32,.85);
}

.promise-form .pwd-hint,
.promise-pwd-hint {
  font-family: var(--mono); font-size: 10px; color: var(--muted);
  letter-spacing: .6px; margin-top: 4px;
}

/* ============ STATUS MESSAGES ============ */
.promise-msg {
  margin-top: 12px;
  padding: 10px 12px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .6px;
  border-radius: 4px;
  display: none;
}
.promise-msg.error    { display: block; color: #FCA5A5; background: rgba(220,38,38,.08); border: 1px solid rgba(220,38,38,.35); }
.promise-msg.success  { display: block; color: var(--status-ok); background: rgba(74,222,128,.08); border: 1px solid rgba(74,222,128,.35); }
.promise-msg.info,
.promise-msg.checkout { display: block; color: var(--gold-soft); background: rgba(201,168,78,.08); border: 1px solid var(--border-strong); }

/* ============ META ROW (links beneath form) ============ */
.promise-meta-row {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 14px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 1.4px; text-transform: uppercase;
}
.promise-meta-row a {
  color: var(--muted); text-decoration: none;
  transition: color .12s;
}
.promise-meta-row a:hover { color: var(--gold-soft); }

/* ============ BADGES / TAGS ============ */
.promise-badge {
  font-family: var(--mono); font-size: 10px; font-weight: 500;
  letter-spacing: 1.6px; text-transform: uppercase;
  color: var(--muted);
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(11,18,32,.5);
}
.promise-badge.gold { color: var(--gold-soft); border-color: var(--border-strong); }
.promise-badge.success { color: var(--status-ok); border-color: rgba(74,222,128,.35); background: rgba(74,222,128,.08); }
.promise-badge.warning { color: var(--warning); border-color: rgba(250,204,21,.35); background: rgba(250,204,21,.08); }
.promise-badge.danger  { color: var(--danger);  border-color: rgba(248,113,113,.35); background: rgba(248,113,113,.08); }

/* ============ BOTTOM STATUS BAR ============ */
.promise-status {
  position: relative; z-index: 2;
  border-top: 1px solid var(--border);
  background: rgba(5,11,20,.85);
  backdrop-filter: blur(8px);
}
.promise-status-inner {
  max-width: min(2080px, 92vw); margin: 0 auto;
  padding: 22px clamp(28px, 4vw, 80px);
  display: flex; flex-wrap: wrap; gap: 18px 28px;
  justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 1.6px; text-transform: uppercase; color: var(--muted);
}
.promise-status-inner .it { display: inline-flex; align-items: center; gap: 8px; }
.promise-status-inner .it strong { color: var(--text); font-weight: 600; }
.promise-status-inner .ok-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--status-ok);
  box-shadow: 0 0 6px rgba(74,222,128,.55);
}

/* ============ ANIMATIONS ============ */
.rise { opacity: 0; transform: translateY(14px); animation: stageRise .65s ease forwards; }
.rise.d1 { animation-delay: .05s; }
.rise.d2 { animation-delay: .14s; }
.rise.d3 { animation-delay: .22s; }
.rise.d4 { animation-delay: .28s; }
@keyframes stageRise { to { opacity: 1; transform: translateY(0); } }

/* ============ ACCESSIBILITY PILL (utility, bottom-left) ============ */
.a11y-badge { position: fixed; bottom: 16px; left: 16px; z-index: 50; font-family: var(--sans); }
.a11y-badge-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(11,18,32,.7);
  border: 1px solid var(--border); border-radius: 999px;
  padding: 5px 12px 5px 10px;
  font-family: var(--mono); font-size: 9.5px; font-weight: 600;
  letter-spacing: 1.6px; text-transform: uppercase; color: var(--gold-soft);
  cursor: pointer; backdrop-filter: blur(6px);
  transition: background .15s, border-color .15s, color .15s;
}
.a11y-badge-pill:hover, .a11y-badge-pill:focus-visible,
.a11y-badge:focus-within .a11y-badge-pill {
  background: rgba(11,18,32,.95); border-color: var(--gold); color: var(--gold-soft); outline: none;
}
.a11y-badge-pill:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.a11y-badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 6px rgba(201,168,78,.7); }
.a11y-badge-title { line-height: 1; }
.a11y-badge-panel {
  position: absolute; bottom: calc(100% + 8px); left: 0; width: 280px;
  background: rgba(11,18,32,.96);
  border: 1px solid var(--border-strong);
  border-radius: 8px; padding: 12px 14px 10px; backdrop-filter: blur(8px);
  color: var(--text); box-shadow: 0 14px 30px rgba(0,0,0,.55);
  animation: a11yBadgeIn .18s ease-out;
}
@keyframes a11yBadgeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
.a11y-badge-sub { font-size: 11px; line-height: 1.45; color: var(--muted); margin: 0 0 10px; }
.a11y-badge-btn {
  width: 100%; padding: 8px 10px; border-radius: 4px;
  font-family: var(--mono); font-size: 10.5px; font-weight: 700;
  letter-spacing: 1.6px; text-transform: uppercase;
  background: transparent; color: var(--gold-soft); border: 1px solid var(--gold);
  cursor: pointer; transition: background .12s, color .12s;
}
.a11y-badge-btn:hover, .a11y-badge-btn:focus-visible {
  background: rgba(201,168,78,.12); color: var(--gold-soft); outline: 2px solid var(--gold); outline-offset: 2px;
}
.a11y-badge-btn[aria-pressed="true"] { background: rgba(201,168,78,.18); color: var(--gold-soft); border-color: var(--gold-soft); }
.a11y-badge-toast { margin-top: 6px; font-size: 10px; color: var(--gold-soft); letter-spacing: .4px; min-height: 14px; }
@media (max-width: 600px) { .a11y-badge-panel { width: calc(100vw - 32px); } }