/* =========================================================
   DIXI Vault — Swiss International Style
   Palette: Swiss Red #D52B1E · Black #111 · White #fff
   Type: Helvetica Neue
   ========================================================= */

:root {
  --red:        #D52B1E;
  --black:      #111111;
  --white:      #ffffff;
  --gray-light: #f5f5f5;
  --gray-mid:   #e0e0e0;
  --gray-text:  #555555;
}

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

body {
  margin: 0;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: var(--white);
  color: var(--black);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0 0 0.8rem 0; line-height: 1.08; font-weight: 900; }
h1 { font-size: 3.2rem; letter-spacing: -0.03em; }
h2 { font-size: 1.75rem; letter-spacing: -0.02em; font-weight: 700; }
h3 { font-size: 1.1rem; font-weight: 700; letter-spacing: 0; }
p  { margin: 0 0 1rem 0; }

/* ---- Section label (red, all-caps, spaced) ---- */
.section-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 0.8rem;
}

/* ---- Header ---- */
.header {
  background: var(--white);
  border-bottom: 2px solid var(--black);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  height: 68px;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  gap: 1rem;
}

.header .logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.header nav {
  display: flex;
  gap: 2.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.header nav a {
  color: var(--black);
  text-decoration: none;
  transition: color 0.15s;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

.header nav a:hover,
.header nav a.active {
  color: var(--red);
  border-bottom-color: var(--red);
}

/* ---- Sole-provider top bar ---- */
.sole-bar {
  background: var(--red);
  color: var(--white);
  text-align: center;
  padding: 0.65rem 1.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---- Buttons ---- */
.btn-primary {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  border: 2px solid var(--red);
  padding: 0.75rem 2rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  font-family: inherit;
}
.btn-primary:hover {
  background: var(--black);
  border-color: var(--black);
}

.btn-secondary {
  display: inline-block;
  background: var(--white);
  color: var(--black);
  border: 2px solid var(--black);
  padding: 0.75rem 2rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  font-family: inherit;
}
.btn-secondary:hover {
  background: var(--black);
  color: var(--white);
}

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
  padding: 0.75rem 2rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  font-family: inherit;
}
.btn-ghost:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
}

/* ── HubSpot chat trigger button ── */
.btn-chat {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: transparent;
  color: var(--black);
  border: 1.5px solid var(--gray-mid);
  padding: 0.55rem 1.1rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  font-family: inherit;
  white-space: nowrap;
}
.btn-chat::before {
  content: "●";
  font-size: 0.55rem;
  color: #22c55e;
  animation: pulse-dot 2s infinite;
}
.btn-chat:hover {
  border-color: var(--black);
  background: var(--black);
  color: var(--white);
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ---- Cards ---- */
.card {
  background: var(--white);
  border: 1px solid var(--gray-mid);
  padding: 2rem;
}

.card h3 { color: var(--black); margin-bottom: 0.6rem; }
.card p  { color: var(--gray-text); font-size: 0.95rem; }

/* ---- Column grid ---- */
.columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  border: 1px solid var(--gray-mid);
}

.columns .card {
  border: none;
  border-right: 1px solid var(--gray-mid);
}
.columns .card:last-child { border-right: none; }

/* ---- Muted text ---- */
.muted { color: var(--gray-text); }

/* ---- Hero ---- */
.hero {
  display: flex;
  align-items: flex-start;
  gap: 4rem;
  padding: 5rem 0 4rem 0;
  max-width: 1100px;
  margin: 0 auto;
}
.hero-text { flex: 2; }
.hero-side {
  flex: 1;
  min-width: 280px;
  background: var(--gray-light);
  border-top: 4px solid var(--red);
  padding: 2rem;
}

/* ---- Divider rule ---- */
.rule {
  border: none;
  border-top: 1px solid var(--gray-mid);
  margin: 3rem 0;
}
.rule-red {
  border: none;
  border-top: 3px solid var(--red);
  margin: 0;
}

/* ---- Main wrapper ---- */
.main {
  min-height: calc(100vh - 68px);
  background: var(--white);
  padding: 0 0 4rem 0;
}

/* ---- Page wrapper ---- */
.page-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2.5rem;
}

/* ---- Comparison table ---- */
.cmp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.cmp-table th, .cmp-table td {
  padding: 0.75rem 1rem;
  text-align: center;
  border-bottom: 1px solid var(--gray-mid);
}
.cmp-table th { font-weight: 700; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.08em; }
.cmp-table td:first-child, .cmp-table th:first-child { text-align: left; }
.cmp-table th.col-dixi { background: var(--black); color: var(--white); }
.cmp-table td.col-dixi { background: var(--gray-light); font-weight: 700; color: var(--black); }
.cmp-table tr:last-child td { border-bottom: none; }

/* ---- Forms ---- */
.form { background: var(--white); border: 1px solid var(--gray-mid); padding: 2rem; }

input, select, textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  margin-top: 0.3rem;
  margin-bottom: 1rem;
  border: 1px solid var(--gray-mid);
  border-radius: 0;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--black);
  background: var(--white);
  outline: none;
  transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--black); }

/* ---- Code / pre ---- */
pre {
  background: var(--gray-light);
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--red);
  font-size: 0.88rem;
  margin: 1rem 0;
  overflow-x: auto;
}

/* ---- Footer ---- */
footer {
  background: var(--black);
  color: #777;
  text-align: center;
  padding: 2.5rem 0;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---- Phase steps ---- */
.phase-step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--gray-mid);
}
.phase-step:last-child { border-bottom: none; }
.phase-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--red);
  line-height: 1;
  min-width: 2.5rem;
}

/* ---- Stat grid ---- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--gray-mid);
  border: 1px solid var(--gray-mid);
  margin: 2.5rem 0;
}
.stat-card {
  background: var(--white);
  padding: 2rem 1.5rem;
  text-align: center;
}
.stat-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--red);
  display: block;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gray-text); }

/* ---- CTA block ---- */
.cta-block {
  background: var(--black);
  color: var(--white);
  padding: 4rem 2.5rem;
  text-align: center;
}
.cta-block h2 { color: var(--white); margin-bottom: 0.8rem; }
.cta-block p  { color: #aaa; margin-bottom: 2rem; }
.cta-actions  { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---- Red accent bar (left border highlight) ---- */
.red-left { border-left: 4px solid var(--red); padding-left: 1.5rem; }

/* =========================================================
   Enterprise SaaS Landing — Snowflake / Databricks style
   ========================================================= */

/* ── Display heading (hero scale) ── */
.hero-display {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.04;
  color: var(--black);
  margin: 0 0 0.5rem 0;
}

/* ── Eyebrow label ── */
.eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1.4rem;
}

/* ── Section title (enterprise scale, below hero) ── */
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--black);
  margin: 0 0 1rem 0;
}

/* ── Metric strip ── */
.metric-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--gray-mid);
  border-bottom: 1px solid var(--gray-mid);
  margin-top: 4rem;
}
.metric-item {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--gray-mid);
}
.metric-item:last-child { border-right: none; }
.metric-val {
  display: block;
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--black);
  margin-bottom: 0.4rem;
}
.metric-val .accent { color: var(--red); }
.metric-desc {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--gray-text);
  white-space: nowrap;
}

/* ── Reference logo cells (normalised containers) ── */
/* ── Reference logo grid — 6 equal columns, one row ── */
.ref-logos-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  align-items: center;
  gap: 0;
}
.ref-logo-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.5rem;
  border-right: 1px solid #e8e8e8;
}
.ref-logo-cell:last-child { border-right: none; }
.ref-logo-cell img {
  width: 100%;
  height: auto;
  max-height: 44px;
  max-width: 130px;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.55);
  transition: filter 0.3s;
}
/* MetLife PNG has lots of padding — bump max-height so mark fills the cell */
.ref-logo-cell:nth-child(3) img { max-height: 58px; }
/* du mark is small — cap width so it doesn't stretch */
.ref-logo-cell:nth-child(6) img { max-height: 38px; max-width: 72px; }
.ref-logo-cell img:hover {
  filter: grayscale(0%) opacity(1);
}
@media (max-width: 700px) {
  .ref-logos-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }
  .ref-logo-cell { border-right: none; padding: 1rem; }
}

/* ── Logo strip ── */
.logo-strip-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #aaa;
  text-align: center;
  margin-bottom: 2.5rem;
}
.logo-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5rem;
  flex-wrap: wrap;
}
.logo-strip img {
  height: 44px;
  width: auto;
  filter: grayscale(100%) opacity(0.45);
  transition: filter 0.25s;
}
.logo-strip img:hover { filter: grayscale(20%) opacity(0.85); }
.logo-text-mark {
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: #c8c8c8;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  transition: color 0.25s;
  user-select: none;
}
.logo-text-mark:hover { color: #888; }

/* ── Architecture comparison grid ── */
.arch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--gray-mid);
}
.arch-col { padding: 3rem 2.5rem; }
.arch-traditional { background: var(--white); }
.arch-dixi        { background: var(--black); }

.arch-col-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}
.arch-traditional .arch-col-label {
  color: var(--gray-text);
  border-bottom: 1px solid var(--gray-mid);
}
.arch-dixi .arch-col-label {
  color: var(--red);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.arch-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.arch-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 0.9rem 0;
  font-size: 0.93rem;
  line-height: 1.45;
}
.arch-traditional .arch-list li {
  color: var(--gray-text);
  border-bottom: 1px solid #f0f0f0;
}
.arch-dixi .arch-list li {
  color: rgba(255,255,255,0.7);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.arch-list li:last-child { border-bottom: none; }
.arch-icon { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }

/* ── Feature grid ── */
.feature-highlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-mid);
  border: 1px solid var(--gray-mid);
}
.feature-cell {
  background: var(--white);
  padding: 2.5rem 2rem;
  transition: background 0.2s;
}
.feature-cell:hover { background: var(--gray-light); }
.feature-accent-bar {
  width: 32px;
  height: 3px;
  margin-bottom: 1.4rem;
}

/* ── Enterprise CTA (dark full-bleed) ── */
.cta-enterprise {
  background: var(--black);
  color: var(--white);
  padding: 7rem 2.5rem;
  text-align: center;
}
.cta-enterprise h2 {
  color: var(--white);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: 1rem;
}
.cta-enterprise p {
  color: rgba(255,255,255,0.5);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* ── Section spacing ── */
.section     { padding: 6rem 0; }
.section-sm  { padding: 3.5rem 0; }
.section-divider {
  border: none;
  border-top: 1px solid var(--gray-mid);
  margin: 0;
}

/* ── Problem callout box ── */
.problem-callout {
  background: var(--gray-light);
  border-left: 4px solid var(--red);
  padding: 2.5rem;
}
.problem-callout-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.93rem;
  color: #444;
}
.problem-callout-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--gray-mid);
  line-height: 1.5;
}
.problem-callout-list li:last-child { border-bottom: none; }

/* ── Trademark note ── */
.trademark-note {
  font-size: 0.7rem;
  color: #555;
  line-height: 1.65;
  border-top: 1px solid #2a2a2a;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .header nav { gap: 1.5rem; }
}
@media (max-width: 900px) {
  .metric-row { grid-template-columns: repeat(2, 1fr); }
  .arch-grid  { grid-template-columns: 1fr; }
  .feature-highlight-grid { grid-template-columns: repeat(2, 1fr); }
  .header nav { gap: 1rem; font-size: 0.72rem; }
}
@media (max-width: 768px) {
  .header nav { display: none; }
  .header { padding: 0 1.2rem; }
  .header .btn-primary { display: inline-block; }
  .page-wrap { padding: 0 1.2rem; }
  .section { padding: 4rem 0; }
}
@media (max-width: 600px) {
  .metric-row { grid-template-columns: repeat(2, 1fr); }
  .feature-highlight-grid { grid-template-columns: 1fr; }
  .logo-strip { gap: 2rem; }
  .hero-display { font-size: 2.2rem; }
  .cta-enterprise { padding: 4rem 1.5rem; }
}

/* =========================================================
   Scroll Reveal & Text Animations
   ========================================================= */

/* ── Base reveal state ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity  0.65s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Manual delay helpers (data-delay="1" … "5") */
.reveal[data-delay="1"] { transition-delay: 0.10s; }
.reveal[data-delay="2"] { transition-delay: 0.20s; }
.reveal[data-delay="3"] { transition-delay: 0.30s; }
.reveal[data-delay="4"] { transition-delay: 0.42s; }
.reveal[data-delay="5"] { transition-delay: 0.54s; }

/* ── Word-by-word reveal ── */
.word-reveal .wr-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity  0.45s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: calc(var(--wi, 0) * 0.055s + 0.05s);
}
.word-reveal.revealed .wr-word {
  opacity: 1;
  transform: translateY(0);
}

/* ── Subtle lift on card hover ── */
.card,
.stat-card {
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.card:hover,
.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.10);
}

/* ── Button pulse glow on hover ── */
.btn-primary {
  transition: background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.25s;
}
.btn-primary:hover {
  box-shadow: 0 0 18px rgba(213, 43, 30, 0.45);
}

/* ── Fade-in for hero side panel ── */
@keyframes heroSlideFade {
  from { opacity: 0; transform: translateX(24px); }
  to   { opacity: 1; transform: translateX(0); }
}
.hero-side-anim {
  animation: heroSlideFade 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.35s both;
}

/* ── Section label slide-in ── */
.reveal-label {
  display: inline-block;
  opacity: 0;
  transform: translateX(-14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: 0.05s;
}
.reveal-label.revealed {
  opacity: 1;
  transform: translateX(0);
}