/* ================================================================
   QTEN — Main Stylesheet
   Public site + shared variables and utilities
   ================================================================ */

/* ── CSS Variables ─────────────────────────────────────────────── */
:root {
  /* Palette */
  --c-abyss:       #0D0D0F;
  --c-navy:        #1A2540;
  --c-navy-mid:    #1E2D4A;
  --c-gold:        #C9A84C;
  --c-gold-dim:    #F9F4E8;
  --c-steel:       #8B9BB4;
  --c-parchment:   #EDE8DE;
  --c-frost:       #F7F7F5;
  --c-white:       #FFFFFF;

  /* Text */
  --c-text-dark:   #1A1A1A;
  --c-text-mid:    #4A4A4A;
  --c-text-light:  #8A8A8A;

  /* Border */
  --c-border:      #E2E0D8;

  /* Typography */
  --f-display: 'Cormorant Garamond', Georgia, serif;
  --f-body:    'DM Sans', system-ui, -apple-system, sans-serif;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
}

/* ── Reset ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-text-dark);
  background: var(--c-abyss);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--c-gold); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Layout ────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Public Site Header ─────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(13,13,15,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201,168,76,0.15);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 2rem;
}

.site-logo { text-decoration: none !important; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  font-size: 0.83rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--c-steel);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color 0.15s;
  text-decoration: none;
}

.site-nav a:hover { color: var(--c-parchment); }

.nav-member-link {
  color: var(--c-gold) !important;
  font-weight: 600 !important;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-steel);
  border-radius: 2px;
  transition: all 0.2s;
}

/* ── Hero Eyebrow ──────────────────────────────────────────────── */
.hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-gold);
  font-weight: 600;
  margin-bottom: 1rem;
}

/* ── Buttons ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--f-body);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none !important;
  white-space: nowrap;
}

.btn-primary {
  background: var(--c-gold);
  color: var(--c-abyss);
}
.btn-primary:hover { background: #b8973e; color: var(--c-abyss); }

.btn-outline-sm {
  background: none;
  border: 1.5px solid rgba(201,168,76,0.5);
  color: var(--c-gold);
  padding: 0.35rem 0.9rem;
  font-size: 0.78rem;
}
.btn-outline-sm:hover { border-color: var(--c-gold); background: rgba(201,168,76,0.08); }

/* ── Cards ──────────────────────────────────────────────────────── */
.card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--c-border);
}

.card-title {
  font-family: var(--f-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--c-navy);
}

/* ── Forms ──────────────────────────────────────────────────────── */
.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-text-mid);
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-sm);
  font-family: var(--f-body);
  font-size: 0.92rem;
  color: var(--c-text-dark);
  background: var(--c-white);
  transition: border-color 0.15s;
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--c-navy);
  box-shadow: 0 0 0 3px rgba(26,37,64,0.08);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A8A8A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2.5rem;
}

.form-hint {
  font-size: 0.76rem;
  color: var(--c-text-light);
  margin-top: 0.3rem;
}

/* ── Flash messages ─────────────────────────────────────────────── */
.flash {
  padding: 0.9rem 1.5rem;
  font-size: 0.88rem;
  font-weight: 500;
}

.flash--success {
  background: #EDF7ED;
  color: #2E7D32;
  border-bottom: 2px solid #4CAF50;
}

.flash--error {
  background: #FFF0F0;
  color: #C62828;
  border-bottom: 2px solid #EF5350;
}

.flash--info {
  background: #E8F1FB;
  color: #1565C0;
  border-bottom: 2px solid #1E88E5;
}

/* ── Page titles (public) ───────────────────────────────────────── */
.page-title {
  font-family: var(--f-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 600;
  color: var(--c-navy);
  margin-bottom: 0.3rem;
  line-height: 1.2;
}

.page-subtitle {
  font-size: 0.92rem;
  color: var(--c-text-light);
  line-height: 1.6;
}

/* ── Public site footer ─────────────────────────────────────────── */
.site-footer {
  background: var(--c-abyss);
  border-top: 1px solid rgba(201,168,76,0.15);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer-brand p { color: var(--c-steel); font-size: 0.9rem; }
.footer-tagline { color: var(--c-steel); font-style: italic; font-family: var(--f-display); font-size: 1.05rem; }

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--c-steel);
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--c-parchment); }

.footer-copy {
  font-size: 0.75rem;
  color: rgba(139,155,180,0.6);
  line-height: 1.8;
  border-top: 1px solid rgba(201,168,76,0.1);
  padding-top: 1.5rem;
  margin-top: 1rem;
}

.footer-copy a { color: var(--c-steel); }
.footer-copy a:hover { color: var(--c-gold); }

/* ── Login page ─────────────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-abyss);
  padding: 2rem 1rem;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: #111215;
  border: 1px solid rgba(201,168,76,0.2);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo .wordmark {
  font-family: var(--f-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-parchment);
}

.login-logo .sub {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-steel);
  margin-top: 0.2rem;
}

.login-card .form-group label { color: var(--c-steel); }
.login-card .form-group input {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.12);
  color: var(--c-parchment);
}
.login-card .form-group input:focus {
  border-color: var(--c-gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.12);
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .site-nav {
    display: none;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--c-abyss);
    border-bottom: 1px solid rgba(201,168,76,0.15);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.5rem;
    gap: 0.25rem;
  }

  .site-nav.open { display: flex; }
  .site-nav a { padding: 0.6rem 0; width: 100%; }

  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}

/* ── CSS ease variable ── */
:root { --ease-std: cubic-bezier(0.25, 0.46, 0.45, 0.94); }

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0A1628 0%, #152038 50%, #0D0D0F 100%);
}

#network-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 8rem 0 6rem;
  max-width: 760px;
}

.home-page h1 {
  font-family: var(--f-display);
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 400;
  color: var(--c-parchment);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.home-page h1 em {
  font-style: italic;
  color: var(--c-gold);
}

.hero-sub {
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  color: var(--c-steel);
  max-width: 560px;
  line-height: 1.85;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(139,155,180,0.3);
}

/* ── Sections ── */
.section { padding: 6rem 0; }

.section-dark  { background: #111827; }
.section-frost { background: var(--c-frost); }

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-gold);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--f-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 600;
  color: var(--c-navy);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-lead {
  font-size: 1rem;
  color: var(--c-text-mid);
  line-height: 1.8;
  max-width: 640px;
  margin-bottom: 2.5rem;
}

/* ── About grid ── */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-stat-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.stat-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-family: var(--f-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--c-navy);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.76rem;
  color: var(--c-text-light);
  line-height: 1.45;
}

/* ── Expertise grid ── */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}

.expertise-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  transition: border-color 0.2s;
}

.expertise-card:hover { border-color: rgba(201,168,76,0.3); }

.expertise-icon { font-size: 1.4rem; margin-bottom: 0.65rem; }

.expertise-card h3 {
  font-family: var(--f-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-parchment);
  margin-bottom: 0.35rem;
}

.expertise-card p {
  font-size: 0.8rem;
  color: var(--c-steel);
  line-height: 1.65;
}

/* ── Steps ── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.step { text-align: center; }

.step-number {
  width: 48px;
  height: 48px;
  background: var(--c-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-abyss);
  margin: 0 auto 1rem;
}

.step h3 {
  font-family: var(--f-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--c-navy);
  margin-bottom: 0.5rem;
}

.step p { font-size: 0.87rem; color: var(--c-text-mid); line-height: 1.75; }

/* ── Contact ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3rem;
  align-items: start;
}

.contact-info h3 {
  font-family: var(--f-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--c-navy);
  margin-bottom: 0.75rem;
}

.contact-info p {
  font-size: 0.9rem;
  color: var(--c-text-mid);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
  font-size: 0.88rem;
  color: var(--c-text-mid);
}

.form-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-error { font-size: 0.8rem; color: #C62828; margin-top: 0.3rem; }

.captcha-group { display: flex; align-items: center; gap: 0.75rem; }
.captcha-question { font-size: 0.92rem; color: var(--c-text-mid); white-space: nowrap; }
.captcha-input { width: 80px !important; }

/* ── Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-std), transform 0.7s var(--ease-std);
}
.reveal.revealed { opacity: 1; transform: none; }

/* ── Responsive additions ── */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .steps { grid-template-columns: 1fr; gap: 1.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .about-stat-block { grid-template-columns: 1fr 1fr; }
}