/* =============================================================
   INNER PAGES — Algo Trading / About / Contact (gold luxury)
   ============================================================= */

/* Inner hero */
.ip-hero {
  position: relative;
  padding: 72px 0 48px;
  overflow: hidden;
}
.ip-hero::before {
  content: '';
  position: absolute;
  inset: 0 -10% 30% -10%;
  background-image:
    linear-gradient(rgba(201,169,97,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,169,97,0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 50% 60% at 50% 20%, black 30%, transparent 80%);
          mask-image: radial-gradient(ellipse 50% 60% at 50% 20%, black 30%, transparent 80%);
  pointer-events: none;
}
.ip-hero::after {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(212,175,55,0.1), transparent 60%);
  filter: blur(50px);
  pointer-events: none;
}
.ip-hero .inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
}
.ip-hero h1 {
  font-family: var(--serif);
  font-size: clamp(44px, 5.8vw, 80px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 400;
  color: var(--text-primary);
  margin: 20px 0 26px;
  text-wrap: balance;
}
.ip-hero h1 .grad {
  background: linear-gradient(135deg, #e8c25a 0%, #d4af37 60%, #c9a061 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
}
.ip-hero p.sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.65;
  margin-bottom: 12px;
}

/* Service detail blocks */
.sv-block {
  position: relative;
  padding: 64px 0;
  border-top: 1px solid var(--line);
}
.sv-block:last-child { border-bottom: 1px solid var(--line); }
.sv-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 72px;
  align-items: start;
}
@media (max-width: 980px) { .sv-grid { grid-template-columns: 1fr; gap: 36px; } }

.sv-num {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--acc-gold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.sv-num::before { content: ''; width: 24px; height: 1px; background: var(--acc-gold); }
.sv-block h2 {
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.06;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.sv-block .lede {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 440px;
}
.sv-meta {
  display: flex; flex-direction: column;
  gap: 12px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.sv-meta .mrow {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
  align-items: baseline;
}
.sv-meta .k {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--acc-gold);
  text-transform: uppercase;
}
.sv-meta .v { font-size: 14px; color: var(--text-primary); }

.sv-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 720px) { .sv-features { grid-template-columns: 1fr; } }
.sv-feat {
  padding: 28px;
  background: var(--bg-card);
  transition: background .25s;
  position: relative;
  overflow: hidden;
}
.sv-feat::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(212,175,55,0.08), transparent 50%);
  opacity: 0; transition: opacity .3s;
  pointer-events: none;
}
.sv-feat:hover { background: var(--bg-card-2); }
.sv-feat:hover::before { opacity: 1; }
.sv-feat .ic {
  width: 36px; height: 36px;
  border: 1px solid var(--acc-gold);
  color: var(--acc-gold);
  display: grid; place-items: center;
  margin-bottom: 16px;
}
.sv-feat h4 { font-family: var(--serif); font-size: 18px; font-weight: 400; color: var(--text-primary); margin-bottom: 6px; }
.sv-feat p { font-size: 13.5px; color: var(--text-secondary); line-height: 1.6; }

/* About */
.ab-intro {
  padding: 48px 0 64px;
  border-bottom: 1px solid var(--line);
}
.ab-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 72px;
  align-items: start;
}
@media (max-width: 860px) { .ab-intro-grid { grid-template-columns: 1fr; gap: 32px; } }
.ab-intro .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--acc-gold);
}
.ab-intro p {
  font-size: 19px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0 0 20px;
}
.ab-intro p strong { color: var(--text-primary); font-weight: 500; }

.ab-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 48px 0;
}
@media (max-width: 720px) { .ab-stats { grid-template-columns: 1fr 1fr; } }
.ab-stat { padding: 32px 24px; background: var(--bg-card); transition: background .2s; }
.ab-stat:hover { background: var(--bg-card-2); }
.ab-stat .num {
  font-family: var(--serif);
  font-size: 44px;
  font-weight: 400;
  color: var(--acc-gold);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.ab-stat .lbl {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.ab-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 860px) { .ab-values { grid-template-columns: 1fr; } }
.ab-val {
  padding: 40px 32px;
  background: var(--bg-card);
  position: relative;
  overflow: hidden;
  transition: background .25s;
}
.ab-val:hover { background: var(--bg-card-2); }
.ab-val .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--acc-gold);
  letter-spacing: 0.2em;
  margin-bottom: 28px;
}
.ab-val h4 { font-family: var(--serif); font-size: 26px; font-weight: 400; color: var(--text-primary); margin-bottom: 10px; letter-spacing: -0.01em; }
.ab-val p { font-size: 15px; color: var(--text-secondary); line-height: 1.6; }

.ab-team {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 860px) { .ab-team { grid-template-columns: 1fr; } }
.ab-mem { padding: 36px 32px; background: var(--bg-card); transition: background .25s; }
.ab-mem:hover { background: var(--bg-card-2); }
.ab-mem .av {
  width: 44px; height: 44px;
  border: 1px solid var(--acc-gold);
  display: grid; place-items: center;
  font-family: var(--mono);
  color: var(--acc-gold);
  font-size: 14px; font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}
.ab-mem h4 { font-family: var(--serif); font-size: 20px; font-weight: 400; color: var(--text-primary); margin-bottom: 4px; }
.ab-mem .role {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--acc-gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.ab-mem p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* Contact */
.cn-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.2fr;
  gap: 56px;
  padding: 24px 0 80px;
  align-items: start;
}
@media (max-width: 980px) { .cn-grid { grid-template-columns: 1fr; gap: 36px; } }
.cn-info .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--acc-gold);
  margin-bottom: 16px;
  display: inline-block;
}
.cn-info h2 {
  font-family: var(--serif);
  font-size: clamp(36px, 4.4vw, 52px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.06;
  color: var(--text-primary);
  margin-bottom: 18px;
}
.cn-info h2 .grad {
  background: linear-gradient(135deg, #e8c25a, #d4af37);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
}
.cn-info p { color: var(--text-secondary); margin-bottom: 36px; line-height: 1.65; }
.cn-list { list-style: none; display: flex; flex-direction: column; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.cn-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  padding: 20px 20px;
  background: var(--bg-card);
  transition: background .2s;
}
.cn-list li:hover { background: var(--bg-card-2); }
.cn-list .ic {
  width: 36px; height: 36px;
  border: 1px solid var(--acc-gold);
  color: var(--acc-gold);
  display: grid; place-items: center;
}
.cn-list .k {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--acc-gold);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.cn-list .v { font-size: 14px; color: var(--text-primary); line-height: 1.5; }
.cn-list .v a { color: var(--acc-gold-bright); }

/* Contact form */
.cn-form {
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--line-strong);
  position: relative;
  overflow: hidden;
}
.cn-form::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 30% at 50% 0%, rgba(212,175,55,0.06), transparent 70%);
  pointer-events: none;
}
.cn-form > * { position: relative; z-index: 1; }
.cn-form .fhdr {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 28px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
.cn-form .fhdr h3 { font-family: var(--serif); font-size: 22px; font-weight: 400; color: var(--text-primary); }
.cn-form .fhdr .badge {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--acc-green);
  text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 6px;
}
.cn-form .fhdr .badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--acc-green);
  box-shadow: 0 0 8px var(--acc-green);
}

.fform { display: grid; gap: 22px; }
.fform-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 540px) { .fform-row { grid-template-columns: 1fr; } }
.ffield { display: flex; flex-direction: column; gap: 8px; }
.ffield label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--acc-gold);
  text-transform: uppercase;
}
.ffield input, .ffield select, .ffield textarea {
  background: rgba(212,175,55,0.02);
  border: none;
  border-bottom: 1px solid var(--line-strong);
  padding: 10px 0 12px;
  color: var(--text-primary);
  font-family: var(--sans);
  font-size: 14px;
  transition: all .2s;
  outline: none;
}
.ffield input::placeholder, .ffield textarea::placeholder { color: var(--text-tertiary); }
.ffield input:focus, .ffield select:focus, .ffield textarea:focus {
  border-bottom-color: var(--acc-gold);
  background: rgba(212,175,55,0.04);
}
.ffield textarea { resize: vertical; min-height: 110px; }
.ffield select { appearance: none; cursor: pointer; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none' stroke='%23d4af37' stroke-width='1.5'><path d='m3 4.5 3 3 3-3'/></svg>"); background-repeat: no-repeat; background-position: right 0 center; padding-right: 24px; }

.fform-actions {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px;
  margin-top: 8px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.fform-note { font-family: var(--mono); font-size: 11px; color: var(--text-tertiary); letter-spacing: 0.04em; }

.cn-success { text-align: center; padding: 56px 24px; }
.cn-success .check {
  width: 56px; height: 56px;
  border: 1px solid var(--acc-gold);
  color: var(--acc-gold);
  display: inline-grid; place-items: center;
  font-size: 24px;
  margin-bottom: 20px;
}
.cn-success h4 { font-family: var(--serif); font-size: 26px; font-weight: 400; color: var(--text-primary); margin-bottom: 8px; }
.cn-success p { color: var(--text-secondary); font-size: 14px; max-width: 360px; margin: 0 auto; line-height: 1.6; }

/* Infrastructure stack table */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 980px) { .stack-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .stack-grid { grid-template-columns: 1fr; } }
.stack-row {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  align-items: center;
  padding: 24px 20px;
  background: var(--bg-card);
  transition: background .25s;
}
.stack-row:hover { background: var(--bg-card-2); }
.stack-row .ic {
  width: 36px; height: 36px;
  border: 1px solid var(--acc-gold);
  color: var(--acc-gold);
  display: grid; place-items: center;
}
.stack-row .meta .k {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--acc-gold);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.stack-row .meta .v { font-size: 14px; color: var(--text-primary); font-weight: 500; }

/* Mobile: stack the contact form footer so the note isn't crushed
   into a narrow column beside the Send button. */
@media (max-width: 540px) {
  .fform-actions { flex-direction: column; align-items: stretch; gap: 14px; }
  .fform-actions button { width: 100%; justify-content: center; }
  .fform-note { text-align: center; }

  /* Smaller inner-page hero heading so long titles like
     "Built like infrastructure, not like a bot." read across
     fewer lines instead of stacking tall. */
  .ip-hero h1 { font-size: 28px; line-height: 1.12; margin: 16px 0 20px; }
  .ip-hero p.sub { font-size: 16px; }
}