/* =====================================================
   SOLUTIONIA Sign — Marketing site CSS
   Style: CHANEL-luxe, Bodoni Moda + Italianno + Inter
   Palette: B&W + bronze + forest
   ===================================================== */

:root {
  --black: #0A0A0A;
  --white: #FFFFFF;
  --bronze: #8B7355;
  --bronze-light: #B89B7E;
  --forest: #2D5F3F;
  --forest-light: #4A7F5A;
  --academic: #1E3A5F;
  --academic-light: #3D5C82;
  --red: #B85042;

  --stone-50: #F8F7F4;
  --stone-100: #F5F4F0;
  --stone-200: #E8E6E0;
  --stone-300: #C8C5BD;
  --stone-400: #9A968D;
  --stone-500: #6E6A62;
  --stone-600: #54514A;
  --stone-700: #3D3A35;

  --font-display: "Bodoni Moda", "Didot", Georgia, serif;
  --font-cursive: "Italianno", cursive;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "Consolas", monospace;

  --container: 1280px;
  --pad: clamp(1rem, 5vw, 4rem);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--black);
  background: var(--white);
  line-height: 1.65;
  font-size: 16.5px;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; border: none; cursor: pointer; background: none; }

/* =====================================================
   HEADER
   ===================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem var(--pad);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--stone-200);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--black);
  flex-shrink: 0;
}
.logo em { font-weight: 300; font-style: italic; text-transform: lowercase; letter-spacing: 0; }
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border: 1px solid var(--black);
  font-family: var(--font-display);
  font-size: 16px;
  font-style: italic;
  color: var(--black);
  background: var(--white);
}
.logo-mark.sm { width: 22px; height: 22px; font-size: 13px; }

.site-nav {
  display: flex;
  gap: 1.5rem;
  flex: 1;
  justify-content: center;
}
.site-nav a {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--stone-700);
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.2s ease;
  font-weight: 500;
}
.site-nav a:hover { color: var(--black); }
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--bronze);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.site-nav a:hover::after { transform: scaleX(1); }

.header-actions {
  display: flex;
  gap: 0.6rem;
  flex-shrink: 0;
}

.mobile-toggle {
  display: none;
  width: 32px; height: 32px;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  padding: 6px;
}
.mobile-toggle span {
  display: block;
  height: 1.5px;
  background: var(--black);
  transition: 0.3s;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 500;
  transition: all 0.25s ease;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--black);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--bronze);
}
.btn-ghost {
  background: transparent;
  color: var(--black);
  border-color: var(--stone-300);
}
.btn-ghost:hover {
  border-color: var(--black);
  background: var(--black);
  color: var(--white);
}
.btn-lg {
  padding: 1.05rem 2.2rem;
  font-size: 0.75rem;
}

/* =====================================================
   HERO
   ===================================================== */
.hero {
  padding: clamp(4rem, 10vh, 8rem) var(--pad) clamp(4rem, 8vh, 6rem);
  max-width: var(--container);
  margin: 0 auto;
  text-align: left;
  position: relative;
}

/* Subtle decorative element */
.hero::after {
  content: "";
  position: absolute;
  top: 50%;
  right: var(--pad);
  width: 35vw;
  height: 35vw;
  max-width: 400px;
  max-height: 400px;
  background: radial-gradient(circle, var(--stone-100) 0%, transparent 70%);
  transform: translateY(-50%);
  pointer-events: none;
  z-index: -1;
}

.hero-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  color: var(--bronze);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 6.5rem);
  line-height: 0.95;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.9s cubic-bezier(0.4, 0, 0.2, 1) both;
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
}
.hero-accent {
  color: var(--bronze);
  font-style: italic;
  font-weight: 400;
}

.hero-tagline {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--stone-700);
  max-width: 540px;
  margin-bottom: 2.5rem;
  font-style: italic;
  line-height: 1.5;
  animation: fadeUp 0.9s 0.15s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 4rem;
  animation: fadeUp 0.9s 0.3s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.hero-trust {
  display: flex;
  gap: 3rem;
  border-top: 1px solid var(--stone-200);
  padding-top: 2rem;
  margin-top: 3rem;
  animation: fadeUp 0.9s 0.45s cubic-bezier(0.4, 0, 0.2, 1) both;
}
.trust-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.trust-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--black);
}
.trust-label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--stone-600);
  font-weight: 500;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =====================================================
   SECTION COMMON
   ===================================================== */
section {
  padding: clamp(4rem, 10vh, 7rem) var(--pad);
  max-width: var(--container);
  margin: 0 auto;
}
section.dark {
  max-width: 100%;
  background: var(--black);
  color: var(--white);
  padding-left: 0;
  padding-right: 0;
}
section.dark > * {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.section-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  color: var(--bronze);
  margin-bottom: 1.5rem;
  font-weight: 500;
}
.section-eyebrow.accent { color: var(--bronze-light); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.05;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
  max-width: 900px;
}
.section-title em { font-style: italic; font-weight: 400; }
.section-title .accent { color: var(--bronze); font-style: italic; }
.dark .section-title .accent { color: var(--bronze-light); }

.section-sub {
  font-size: 1.1rem;
  color: var(--stone-700);
  max-width: 700px;
  margin-bottom: 3rem;
  font-style: italic;
  line-height: 1.55;
}
.dark .section-sub { color: var(--stone-200); }

/* =====================================================
   PROBLEM / TIMELINE
   ===================================================== */
.timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.5rem;
  margin: 3rem 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 16px;
  left: 8.33%;
  right: 8.33%;
  height: 1px;
  background: var(--stone-200);
  z-index: 0;
}
.timeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
}
.timeline-dot {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--black);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 14px;
  font-style: italic;
  margin-bottom: 0.75rem;
}
.timeline-step.end .timeline-dot { background: var(--red); }
.timeline-day {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--bronze);
  margin-bottom: 0.3rem;
  letter-spacing: 0.05em;
}
.timeline-text {
  font-size: 0.8rem;
  color: var(--stone-700);
}

.pain-points {
  list-style: none;
  margin-top: 2rem;
}
.pain-points li {
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--stone-200);
  font-size: 1.05rem;
  color: var(--stone-700);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.pain-points li::before {
  content: "·";
  color: var(--bronze);
  font-size: 1.5rem;
  line-height: 0;
}

/* =====================================================
   SOLUTION / STEPS
   ===================================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}
.step {
  position: relative;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(184, 155, 126, 0.4);
}
.step-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--bronze-light);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}
.step h3 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-style: italic;
  font-weight: 500;
  margin-bottom: 0.85rem;
}
.dark .step h3 { color: var(--white); }
.step p {
  font-size: 1rem;
  color: var(--stone-200);
  line-height: 1.65;
}

/* =====================================================
   DEMO / BROWSER MOCKUP
   ===================================================== */
.browser-mockup {
  margin: 3rem auto 1.5rem;
  max-width: 900px;
  background: var(--white);
  border: 1px solid var(--stone-200);
  border-radius: 6px;
  box-shadow: 0 25px 60px -25px rgba(0,0,0,0.18), 0 8px 25px -10px rgba(0,0,0,0.08);
  overflow: hidden;
}
.browser-bar {
  background: var(--stone-50);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--stone-200);
}
.browser-dots { display: flex; gap: 6px; }
.browser-dots span {
  width: 12px; height: 12px;
  border-radius: 50%;
  display: inline-block;
}
.browser-dots span:nth-child(1) { background: #F87171; }
.browser-dots span:nth-child(2) { background: #FBBF24; }
.browser-dots span:nth-child(3) { background: #34D399; }
.browser-url {
  flex: 1;
  background: var(--white);
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--stone-200);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--stone-500);
}
.browser-content {
  padding: 1.5rem 2rem;
}
.mock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--stone-200);
}
.mock-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
}
.mock-logo em { font-weight: 300; font-style: italic; text-transform: lowercase; letter-spacing: 0; }
.mock-nav {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  color: var(--stone-400);
}
.mock-greet { padding: 1.5rem 0 0.5rem; }
.mock-greet h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-style: italic;
  font-weight: 500;
}
.mock-greet p { font-size: 0.85rem; color: var(--stone-500); font-style: italic; }
.mock-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 1rem 0;
  border-top: 1px solid var(--stone-100);
  border-bottom: 1px solid var(--stone-100);
  margin: 1rem 0;
}
.mock-stats > div { display: flex; flex-direction: column; gap: 0.2rem; }
.mock-stats .num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-style: italic;
  font-weight: 500;
}
.mock-stats .lbl {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  color: var(--stone-400);
}
.mock-doc {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--stone-100);
  align-items: center;
}
.doc-id { font-family: var(--font-mono); font-size: 0.65rem; color: var(--stone-400); }
.doc-name { font-size: 0.85rem; }
.doc-status {
  font-size: 0.7rem;
  font-style: italic;
  letter-spacing: 0.1em;
}
.doc-status.forest { color: var(--forest); }
.doc-status.bronze { color: var(--bronze); }
.doc-status.stone { color: var(--stone-500); }

.demo-caption {
  text-align: center;
  font-size: 1.05rem;
  color: var(--stone-700);
  font-style: italic;
  margin-top: 1.5rem;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.55;
}

/* =====================================================
   USECASE GRID
   ===================================================== */
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--stone-200);
  margin-top: 3rem;
  border: 1px solid var(--stone-200);
}
.usecase {
  background: var(--white);
  padding: 2rem 1.75rem;
  position: relative;
  transition: background 0.3s ease;
}
.usecase:hover { background: var(--stone-50); }
.usecase::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 3px;
  height: 0;
  background: var(--bronze);
  transition: height 0.4s ease;
}
.usecase:hover::before { height: 100%; }

/* Custom usecase variant — distinct visual treatment */
.usecase.custom {
  background: var(--stone-50);
  position: relative;
}
.usecase.custom::before {
  height: 100%;
  background: var(--bronze);
  width: 3px;
}
.usecase.custom::after {
  content: "+";
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--bronze);
  font-weight: 300;
  line-height: 1;
}
.usecase.custom h3 {
  color: var(--bronze);
}
.usecase.custom p {
  font-style: italic;
}
.uc-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--bronze);
  margin-bottom: 0.6rem;
  letter-spacing: 0.05em;
}
.usecase h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: italic;
  font-weight: 500;
  margin-bottom: 0.85rem;
  color: var(--black);
}
.usecase p {
  font-size: 0.98rem;
  color: var(--stone-700);
  line-height: 1.65;
}

/* admin variant — green accent */
.usecase.admin { background: rgba(255,255,255,0.04); }
.usecase.admin::before { background: var(--bronze-light); }
.usecase.admin h3 { color: var(--white); }
.usecase.admin p { color: var(--stone-200); }
.usecase.admin .uc-num { color: var(--bronze-light); }
.usecase.admin.custom {
  background: rgba(184, 155, 126, 0.08);
}
.usecase.admin.custom::before { background: var(--bronze-light); height: 100%; }
.usecase.admin.custom::after { color: var(--bronze-light); }
.usecase.admin.custom h3 { color: var(--bronze-light); }

/* Entreprises variant — forest green accent */
.usecase.entreprises::before { background: var(--forest); }
.usecase.entreprises .uc-num { color: var(--forest); }
.usecase.entreprises.custom::before { background: var(--forest); }
.usecase.entreprises.custom::after { color: var(--forest); }
.usecase.entreprises.custom h3 { color: var(--forest); }

/* Education variant — academic blue accent */
.usecase.education::before { background: var(--academic); }
.usecase.education .uc-num { color: var(--academic); }
.usecase.education.custom::before { background: var(--academic); }
.usecase.education.custom::after { color: var(--academic); }
.usecase.education.custom h3 { color: var(--academic); }

.dark .usecase-grid {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.1);
}
.dark .usecase:hover { background: rgba(255,255,255,0.08); }

/* =====================================================
   SECURITY / PILLARS
   ===================================================== */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}
.pillar {
  border-top: 2px solid var(--bronze);
  padding-top: 1.5rem;
}
.pillar-num {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--bronze);
  margin-bottom: 0.5rem;
}
.pillar h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  font-weight: 500;
  margin-bottom: 1rem;
}
.pillar p {
  font-size: 1rem;
  color: var(--stone-700);
  line-height: 1.65;
}

/* =====================================================
   BENEFITS / STATS
   ===================================================== */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.stat {
  background: var(--stone-50);
  border: 1px solid var(--stone-200);
  padding: 2.5rem 1.5rem;
  text-align: center;
  transition: transform 0.4s ease, border-color 0.4s ease;
}
.stat:hover {
  transform: translateY(-6px);
  border-color: var(--bronze);
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 4.5rem);
  font-style: italic;
  font-weight: 500;
  color: var(--black);
  line-height: 1;
  margin-bottom: 1rem;
}
.stat-label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.stat-sub {
  font-size: 0.95rem;
  color: var(--stone-700);
  font-style: italic;
}

/* =====================================================
   PRICING
   ===================================================== */
.pricing-intro {
  text-align: center;
  font-size: 1rem;
  color: var(--stone-600);
  margin-top: 1rem;
  margin-bottom: 3rem;
  font-style: italic;
}
.pricing-group {
  margin-bottom: 3.5rem;
}
.pricing-group:last-child {
  margin-bottom: 0;
}
.pricing-group-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bronze);
  text-align: center;
  margin-bottom: 1.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--stone-200);
}
.plans {
  display: grid;
  gap: 1.5rem;
}
.plans-2 {
  grid-template-columns: repeat(2, 1fr);
  max-width: 720px;
  margin: 0 auto;
}
.plans-4 {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 1100px) {
  .plans-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .plans-2, .plans-4 { grid-template-columns: 1fr; }
}
.plan {
  background: var(--white);
  border: 1px solid var(--stone-200);
  padding: 2.25rem 1.75rem;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease;
}
.plan:hover { transform: translateY(-4px); }
.plan.featured {
  background: var(--black);
  color: var(--white);
  border-color: var(--bronze);
  border-width: 1px;
}
.plan-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 0.5rem;
  letter-spacing: 0.25em;
  background: var(--bronze);
  color: var(--white);
  padding: 0.3rem 0.7rem;
}
.plan-name {
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--stone-600);
  margin-bottom: 1rem;
  font-weight: 500;
}
.plan.featured .plan-name { color: var(--bronze-light); }
.plan-price {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-style: italic;
  font-weight: 500;
  margin-bottom: 0.25rem;
  line-height: 1.1;
}
.plan-price .currency {
  font-size: 0.95rem;
  font-style: normal;
  color: var(--stone-500);
  font-weight: 400;
}
.plan.featured .plan-price .currency { color: var(--stone-400); }
.plan-sub {
  font-size: 0.9rem;
  color: var(--stone-700);
  font-style: italic;
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--stone-200);
}
.plan.featured .plan-sub {
  color: var(--stone-200);
  border-color: rgba(255,255,255,0.1);
}
.plan-features {
  list-style: none;
  flex: 1;
  margin-bottom: 1.75rem;
  padding-left: 0;
}
.plan-features li {
  font-size: 0.92rem;
  padding: 0.4rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  color: var(--stone-700);
  line-height: 1.4;
}
.plan-features li::before {
  content: "·";
  color: var(--bronze);
  font-size: 1.3rem;
  line-height: 1;
  flex-shrink: 0;
}
.plan.featured .plan-features li { color: var(--stone-200); }
.plan .btn { width: 100%; font-size: 0.85rem; padding: 0.85rem 1rem; }
.plan.featured .btn-primary { background: var(--bronze); }
.plan.featured .btn-primary:hover { background: var(--bronze-light); }

/* =====================================================
   FAQ
   ===================================================== */
.faq-list {
  margin-top: 3rem;
  max-width: 850px;
}
.faq-item {
  border-bottom: 1px solid var(--stone-200);
  padding: 1.25rem 0;
}
.faq-item summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  font-weight: 500;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color 0.2s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--bronze);
  font-style: normal;
  transition: transform 0.3s ease;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item summary:hover { color: var(--bronze); }
.faq-item p {
  margin-top: 1rem;
  color: var(--stone-700);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 760px;
}

/* =====================================================
   CONTACT
   ===================================================== */
.contact-grid {
  margin-top: 3rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.contact-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: center;
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: background 0.2s ease;
}
a.contact-row:hover { background: rgba(255,255,255,0.04); padding-left: 1rem; padding-right: 1rem; }
.contact-label {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--stone-400);
}
.contact-value {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--white);
}

.cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding: 1.5rem 2rem;
  background: var(--bronze);
  color: var(--white);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  font-weight: 500;
  transition: background 0.3s ease;
}
.cta-banner:hover { background: var(--bronze-light); }
.cta-banner .arrow {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0;
  transition: transform 0.3s ease;
}
.cta-banner:hover .arrow { transform: translateX(8px); }

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer {
  background: var(--stone-50);
  padding: 4rem var(--pad) 2rem;
  border-top: 1px solid var(--stone-200);
}
.footer-grid {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--stone-200);
}
.footer-brand p {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--stone-700);
  font-style: italic;
  max-width: 320px;
  line-height: 1.55;
}
.footer-col h4 {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--stone-400);
  margin-bottom: 1rem;
  font-weight: 500;
}
.footer-col a {
  display: block;
  font-size: 0.95rem;
  padding: 0.35rem 0;
  color: var(--stone-700);
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--bronze); }

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--stone-400);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-legal a { margin: 0 0.4rem; color: var(--stone-500); }
.footer-legal a:hover { color: var(--bronze); }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 900px) {
  .site-nav, .header-actions { display: none; }
  .mobile-toggle { display: flex; }
  .site-header.mobile-open .site-nav,
  .site-header.mobile-open .header-actions {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 1.5rem var(--pad);
    background: var(--white);
    border-bottom: 1px solid var(--stone-200);
    align-items: stretch;
  }
  .site-header.mobile-open .site-nav a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--stone-100);
  }
  .site-header.mobile-open .header-actions {
    border-top: 0;
    padding-top: 0.5rem;
    gap: 0.5rem;
    flex-direction: row;
  }
  .site-header.mobile-open .header-actions .btn { flex: 1; }

  .hero-trust { gap: 2rem; }
  .timeline { grid-template-columns: repeat(3, 1fr); gap: 1rem 0.5rem; }
  .timeline::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-brand { grid-column: span 2; }
  .contact-row { grid-template-columns: 100px 1fr; }
  .contact-value { font-size: 1.05rem; }
  .browser-content { padding: 1rem; }
  .mock-stats { gap: 0.5rem; }
  .mock-stats .num { font-size: 1.4rem; }
  .mock-doc { grid-template-columns: 50px 1fr auto; font-size: 0.75rem; gap: 0.5rem; }
  .mock-nav { display: none; }
}

@media (max-width: 600px) {
  .hero-trust { flex-direction: column; gap: 1.25rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .contact-row { grid-template-columns: 1fr; gap: 0.25rem; }
  .contact-label { font-size: 0.65rem; }
  .cta-banner { padding: 1.25rem 1.25rem; font-size: 0.7rem; }
  .browser-mockup { font-size: 0.75rem; }
  .mock-greet h3 { font-size: 1.3rem; }
  .doc-name { font-size: 0.7rem; }
  .plan { padding: 2rem 1.5rem; }
}