/* artificialBRIDGE Brand System v6.0 — Precision Authority Edition */

/* ── Fonts ──────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;700;800&display=swap');

/* ── Dark Mode Tokens (default) ─────────────────────────── */
:root,
[data-theme="dark"] {
  /* Brand v1.0 — monochrome · Manrope · light Paper. Default theme is now
     light; gold tokens resolve to Midnight ink (no accent). */
  --vanta: #F5F7FB;
  --navy:  #FFFFFF;
  --s0:    #F5F7FB;
  --s1:    #FFFFFF;
  --s2:    #FFFFFF;
  --s3:    #F0F2F7;
  --s4:    #E9ECF3;

  --gold:        #0E1726;
  --gold-bright: #0E1726;
  --gold-dark:   #0E1726;
  --gold-mid:    #0E1726;
  --gold-ash:    #8A97AC;
  --gold-ember:  #E4E8F0;
  --oat:   #0E1726;

  --border-default:      #E4E8F0;
  --border-subtle:       #EDF0F5;
  --border-emphasis:     #D5DBE6;
  --border-gold:         #E4E8F0;
  --border-gold-strong:  #0E1726;

  --c-mono-label:     #8A97AC;
  --c-mono-label-hi:  #0E1726;
  --c-body-primary:   #0E1726;
  --c-body-secondary: #3A4150;
  --c-body-tertiary:  #8A97AC;

  --shadow-card: none;
  --shadow-glass: 0 0 0 1px #E4E8F0;

  --success: #1F9D62;  --success-dim: rgba(31,157,98,0.10);
  --warning: #0E1726;  --warning-dim: rgba(14,23,38,0.08);
  --error:   #C0392B;  --error-dim:   rgba(192,57,43,0.10);
  --info:    #0E1726;  --info-dim:    rgba(14,23,38,0.08);

  /* radius */
  --r-sm:   4px;
  --r-md:   8px;
  --r-lg:   12px;
  --r-xl:   16px;
  --r-2xl:  24px;
  --r-full: 9999px;

  /* easing */
  --ease-out-expo:  cubic-bezier(0.16,1,0.3,1);
  --ease-out-quart: cubic-bezier(0.25,1,0.5,1);
  --ease-spring:    cubic-bezier(0.34,1.56,0.64,1);
  --ease-sine:      cubic-bezier(0.37,0,0.63,1);

  /* durations */
  --dur-instant:    80ms;
  --dur-fast:       150ms;
  --dur-normal:     250ms;
  --dur-slow:       400ms;
  --dur-cinematic:  700ms;
}

/* ── Light Mode Tokens ───────────────────────────────────── */
[data-theme="light"] {
  --vanta: #EEF0F8;
  --navy:  #ECEAE6;
  --s0:    #EEF0F8;
  --s1:    #FFFFFF;
  --s2:    #F2F1EE;
  --s3:    #E8E6E1;
  --s4:    #DEDAD4;
  --oat:   #0E1726;

  --gold:        #0E1726;
  --gold-bright: #0E1726;
  --gold-mid:    #0E1726;
  --gold-dark:   #0E1726;
  --gold-ash:    #8A97AC;
  --gold-ember:  #E4E8F0;

  --border-default:      rgba(26,22,16,0.10);
  --border-subtle:       rgba(26,22,16,0.06);
  --border-emphasis:     rgba(26,22,16,0.18);
  --border-gold:         rgba(14,23,38,0.22);
  --border-gold-strong:  rgba(14,23,38,0.40);

  --c-mono-label:     #0E1726;
  --c-mono-label-hi:  #0E1726;
  --c-body-primary:   #0E1726;
  --c-body-secondary: #4A4640;
  --c-body-tertiary:  #6B6760;

  --shadow-card: 0 1px 3px rgba(26,22,16,0.07), 0 4px 12px rgba(26,22,16,0.06), 0 8px 24px rgba(26,22,16,0.04);
  --shadow-glass: 0 0 0 1px rgba(14,23,38,0.08), 0 20px 48px rgba(26,22,16,0.10), inset 0 1px 0 rgba(255,255,255,0.9);

  --success:  #166534;  --success-dim: rgba(22,101,52,0.10);
  --warning:  #854D0E;  --warning-dim: rgba(133,77,14,0.10);
  --error:    #991B1B;  --error-dim:   rgba(153,27,27,0.10);
  --info:     #1E3A8A;  --info-dim:    rgba(30,58,138,0.10);
}

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

body {
  background: var(--vanta);
  color: var(--c-body-primary);
  font-family: 'Manrope','Helvetica Neue',Arial,sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-optical-sizing: auto;
  letter-spacing: -0.01em;
  transition: background var(--dur-normal) var(--ease-out-expo),
              color var(--dur-normal) var(--ease-out-expo);
}

[data-theme="light"] body {
  background: var(--s0);
  color: var(--c-body-primary);
}

/* ── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(138,151,172,0.45); border-radius: 3px; }
[data-theme="light"] ::-webkit-scrollbar-thumb { background: rgba(14,23,38,0.20); }

/* ── Navigation ─────────────────────────────────────────── */
.nav-v2 {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(245,247,251,0.85);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border-bottom: 1px solid var(--border-default);
  transition: background var(--dur-normal) var(--ease-out-expo),
              border-color var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .nav-v2 {
  background: rgba(238,240,248,0.88);
  border-bottom-color: rgba(26,22,16,0.08);
}
.nav-link { color: var(--c-body-secondary); transition: color var(--dur-fast) var(--ease-out-expo); }
.nav-link:hover { color: var(--gold); }
[data-theme="light"] .nav-link { color: #4A4640; }
[data-theme="light"] .nav-link:hover { color: #0E1726; }

/* ── Theme Toggle Button ────────────────────────────────── */
#theme-toggle {
  width: 36px; height: 36px;
  border-radius: var(--r-md);
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--gold);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--dur-fast) var(--ease-out-expo);
  font-size: 14px;
  flex-shrink: 0;
}
#theme-toggle:hover {
  background: rgba(14,23,38,0.08);
  border-color: var(--border-gold);
}
[data-theme="light"] #theme-toggle:hover {
  background: rgba(14,23,38,0.07);
}

/* ── Glass Panel ─────────────────────────────────────────── */
.glass-panel {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-top: 2px solid var(--border-gold);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: var(--shadow-glass);
  border-radius: var(--r-xl);
  transition: background var(--dur-normal) var(--ease-out-expo),
              border-color var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .glass-panel {
  background: linear-gradient(160deg, rgba(255,255,255,0.98), rgba(238,240,248,0.95));
  border-color: rgba(26,22,16,0.08);
  border-top-color: rgba(14,23,38,0.40);
  box-shadow: var(--shadow-glass);
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-primary {
  background: var(--gold);
  color: var(--vanta);
  border: none;
  padding: 12px 24px;
  border-radius: var(--r-md);
  font-family: 'Manrope','Helvetica Neue',Arial,sans-serif;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-primary:hover {
  background: var(--gold-bright);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(14,23,38,0.25);
}
[data-theme="light"] .btn-primary { background: #0E1726; color: #FFFFFF; }
[data-theme="light"] .btn-primary:hover { background: #0E1726; box-shadow: 0 8px 24px rgba(14,23,38,0.20); }

.btn-ghost {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--border-gold);
  padding: 12px 24px;
  border-radius: var(--r-md);
  font-family: 'Manrope','Helvetica Neue',Arial,sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-ghost:hover {
  background: rgba(14,23,38,0.08);
  border-color: var(--border-gold-strong);
}
[data-theme="light"] .btn-ghost { color: #0E1726; border-color: rgba(14,23,38,0.30); }
[data-theme="light"] .btn-ghost:hover { background: rgba(14,23,38,0.07); }

.btn-text {
  background: transparent;
  color: var(--gold);
  border: none;
  padding: 8px 0;
  font-family: 'Manrope','Helvetica Neue',Arial,sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-text:hover { color: var(--gold-bright); }
[data-theme="light"] .btn-text { color: #0E1726; }
[data-theme="light"] .btn-text:hover { color: #0E1726; }

/* ── Ticker ──────────────────────────────────────────────── */
.ticker-wrap {
  overflow: hidden;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: #F5F7FB;
  padding: 7px 0;
  position: relative;
  z-index: 10;
  transition: background var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .ticker-wrap {
  background: rgba(236,234,230,0.9);
  border-color: rgba(26,22,16,0.06);
}
.ticker { display: flex; width: max-content; animation: ticker-scroll 50s linear infinite; }
.ti {
  font-family: 'Manrope','Helvetica Neue',Arial,sans-serif;
  font-size: 10px;
  color: var(--c-body-tertiary);
  padding: 0 48px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}
.ti .v { color: var(--gold); font-weight: 500; }
.ti .up { color: var(--success); }
.ti .dn { color: var(--error); }
[data-theme="light"] .ti { color: #4A4640; }

/* ── Stat Cards ──────────────────────────────────────────── */
.stat-card {
  background: rgba(16,24,40,0.6);
  border: 1px solid var(--border-default);
  border-radius: var(--r-lg);
  padding: 24px;
  transition: background var(--dur-fast) var(--ease-out-expo),
              border-color var(--dur-fast) var(--ease-out-expo);
}
.stat-card:hover {
  background: rgba(24,32,60,0.8);
  border-color: var(--border-gold);
}
[data-theme="light"] .stat-card {
  background: rgba(255,255,255,0.7);
  border-color: rgba(26,22,16,0.08);
}
[data-theme="light"] .stat-card:hover {
  background: rgba(255,255,255,0.95);
  border-color: rgba(14,23,38,0.15);
}
.sv { color: var(--oat); }
.sl { color: var(--c-body-secondary); }
[data-theme="light"] .sv { color: #0E1726; }
[data-theme="light"] .sl { color: #6B6760; }

/* ── Form Fields ─────────────────────────────────────────── */
.input-field,
.form-v2 input,
.form-v2 select,
.form-v2 textarea {
  background: var(--navy, #FFFFFF);
  border: 1px solid var(--border-default);
  color: var(--c-body-primary);
  border-radius: var(--r-md);
  padding: 12px 16px;
  font-family: 'Manrope','Helvetica Neue',Arial,sans-serif;
  width: 100%;
  transition: border-color var(--dur-fast) var(--ease-out-expo),
              background var(--dur-fast) var(--ease-out-expo),
              box-shadow var(--dur-fast) var(--ease-out-expo);
}
.input-field:focus,
.form-v2 input:focus,
.form-v2 select:focus,
.form-v2 textarea:focus {
  outline: none;
  border-color: var(--border-gold);
  box-shadow: 0 0 0 3px rgba(14,23,38,0.08);
}
[data-theme="light"] .input-field,
[data-theme="light"] .form-v2 input,
[data-theme="light"] .form-v2 select,
[data-theme="light"] .form-v2 textarea {
  background: rgba(255,255,255,0.9);
  border-color: rgba(26,22,16,0.12);
  color: #0E1726;
}
[data-theme="light"] .input-field:focus,
[data-theme="light"] .form-v2 input:focus,
[data-theme="light"] .form-v2 select:focus,
[data-theme="light"] .form-v2 textarea:focus {
  border-color: rgba(14,23,38,0.45);
  box-shadow: 0 0 0 3px rgba(14,23,38,0.08);
  background: #FFFFFF;
}

/* ── Terminal ────────────────────────────────────────────── */
[data-theme="light"] #terminal-output {
  background: rgba(238,240,248,0.95);
  color: #0E1726;
}

/* ── Background Effects ──────────────────────────────────── */
.grain {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 1; opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  transition: opacity var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .grain { opacity: 0; pointer-events: none; }

.scanlines {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 2;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.025) 2px, rgba(0,0,0,0.025) 4px);
  transition: opacity var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .scanlines { opacity: 0; pointer-events: none; }

.ambient {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  pointer-events: none; z-index: 0;
  background: radial-gradient(circle 700px at var(--mx,50%) var(--my,50%), rgba(14,23,38,0.04), transparent 60%);
  transition: background var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .ambient {
  background: radial-gradient(circle 700px at var(--mx,50%) var(--my,50%), rgba(14,23,38,0.04), transparent 60%);
}

.grid-bg {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  pointer-events: none; z-index: -1;
  background-image: linear-gradient(rgba(160,190,255,0.022) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(160,190,255,0.022) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 20%, transparent 100%);
  transition: background-image var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .grid-bg {
  background-image: linear-gradient(to right, rgba(26,22,16,0.04) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(26,22,16,0.04) 1px, transparent 1px);
}

/* ── Cursor ──────────────────────────────────────────────── */
.cursor {
  position: fixed; width: 10px; height: 10px; border-radius: 50%;
  background: var(--gold-bright);
  pointer-events: none; z-index: 9999;
  transform: translate(-50%,-50%);
  transition: width 0.2s, height 0.2s;
  mix-blend-mode: screen;
  box-shadow: 0 0 20px 4px rgba(14,23,38,0.4);
}
[data-theme="light"] .cursor {
  background: #0E1726;
  mix-blend-mode: multiply;
  box-shadow: 0 0 12px 2px rgba(14,23,38,0.25);
}
.cursor-ring {
  position: fixed; width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid rgba(14,23,38,0.35);
  pointer-events: none; z-index: 9998;
  transform: translate(-50%,-50%);
  transition: width 0.25s, height 0.25s, opacity 0.3s, border-color 0.25s;
}
[data-theme="light"] .cursor-ring { border-color: rgba(14,23,38,0.30); }
.cursor-hover .cursor { width: 20px; height: 20px; }
.cursor-hover .cursor-ring { width: 56px; height: 56px; border-color: rgba(14,23,38,0.6); }
[data-theme="light"] .cursor-hover .cursor-ring { border-color: rgba(14,23,38,0.50); }

/* ── Footer ──────────────────────────────────────────────── */
.footer-v2 {
  background: var(--s1);
  border-top: 1px solid var(--border-default);
  transition: background var(--dur-normal) var(--ease-out-expo),
              border-color var(--dur-normal) var(--ease-out-expo);
}
[data-theme="light"] .footer-v2 {
  background: #ECEAE6;
  border-top-color: rgba(26,22,16,0.08);
}

/* ── Feature Grid Cards ──────────────────────────────────── */
.feat-grid .fc {
  background: rgba(16,24,40,0.5);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 28px;
  transition: background var(--dur-fast) var(--ease-out-expo),
              border-color var(--dur-fast) var(--ease-out-expo),
              transform var(--dur-fast) var(--ease-out-expo);
}
.feat-grid .fc:hover {
  background: rgba(24,32,60,0.7);
  border-color: var(--border-gold);
  transform: translateY(-2px);
}

/* ── Fixed Grid (Tailwind pages) ─────────────────────────── */
.fixed-grid {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  background-image: linear-gradient(to right, rgba(160,190,255,0.022) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(160,190,255,0.022) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: -1; opacity: 0.7;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 20%, rgba(0,0,0,0) 100%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 20%, rgba(0,0,0,0) 100%);
}
[data-theme="light"] .feat-grid .fc {
  background: rgba(255,255,255,0.6);
  border-color: rgba(26,22,16,0.06);
}
[data-theme="light"] .feat-grid .fc:hover {
  background: rgba(255,255,255,0.9);
  border-color: rgba(14,23,38,0.15);
}

/* ── Keyframes ───────────────────────────────────────────── */
@keyframes abBP {
  0%,100% { transform: scale(1); opacity: 0.8; }
  50%      { transform: scale(1.12); opacity: 1; }
}
@keyframes abBR1 {
  0%   { transform: rotate(0deg) scale(1); opacity: 0.3; }
  100% { transform: rotate(360deg) scale(1.1); opacity: 0.5; }
}
@keyframes abBR2 {
  0%   { transform: rotate(0deg) scale(1.1); opacity: 0.5; }
  100% { transform: rotate(-360deg) scale(1); opacity: 0.3; }
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes line-reveal {
  from { transform: translateY(110%); }
  to   { transform: translateY(0); }
}
@keyframes blink {
  0%,100% { opacity: 1; }
  50%     { opacity: 0; }
}
@keyframes pulseGlow {
  0%,100% { box-shadow: 0 0 0 0 rgba(14,23,38,0.3); }
  50%     { box-shadow: 0 0 0 8px rgba(14,23,38,0); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}