/* ==========================================================================
   XPENSIC — Styles
   Layout + components. Mobile-first, responsive, accessible.
   ========================================================================== */

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--text-primary);
  background-color: var(--bg-page);
  background-image:
    radial-gradient(1200px 600px at 80% -10%, rgba(99, 102, 241, 0.14), transparent 60%),
    radial-gradient(900px 500px at 0% 10%, rgba(20, 184, 166, 0.10), transparent 55%);
  background-attachment: fixed;
  overflow-x: hidden;
}

/* ---- Layout container ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2rem);
}

.section {
  padding-block: var(--section-pad);
  position: relative;
}

.section-head {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-tiny);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(20, 184, 166, 0.12);
  border: 1px solid rgba(20, 184, 166, 0.25);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  margin-bottom: 1rem;
}

.section-head p {
  color: var(--text-muted);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-pill);
  transition: transform var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--gradient-hero);
  color: #fff;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-hover) 0%, var(--color-accent) 100%);
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.45);
  transform: translateY(-2px);
}

.btn-ghost {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-strong);
  color: var(--text-primary);
}

.btn-ghost:hover {
  border-color: var(--color-primary);
  background: rgba(99, 102, 241, 0.12);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.2rem;
  font-size: 1.05rem;
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
}

[data-theme="light"] .nav {
  background: rgba(248, 250, 252, 0.8);
}

.nav-inner {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  height: 30px;
  width: auto;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--dur-fast) var(--ease-out);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-hero);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-cta .btn {
  padding: 0.55rem 1.2rem;
  font-size: 0.875rem;
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border-strong);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-muted);
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}

.theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--color-primary);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

/* Show sun in dark mode, moon in light mode */
.theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: block; }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border-strong);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-med) var(--ease-out);
}

.nav-toggle span + span {
  margin-top: 5px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: var(--nav-height) 0 auto 0;
  z-index: 99;
  background: rgba(11, 18, 36, 0.98);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  padding: 1.5rem clamp(1.25rem, 4vw, 2rem) 2rem;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
}

[data-theme="light"] .mobile-menu {
  background: rgba(248, 250, 252, 0.98);
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  padding: 0.9rem 0.5rem;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-muted);
  border-bottom: 1px solid var(--glass-border);
}

.mobile-menu a:hover {
  color: var(--text-primary);
}

.mobile-menu .btn {
  margin-top: 1rem;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  padding-top: clamp(3.5rem, 8vw, 6rem);
  padding-bottom: clamp(3rem, 7vw, 5rem);
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: var(--gradient-hero);
  filter: blur(120px);
  opacity: 0.22;
  border-radius: 50%;
  z-index: -1;
  animation: glow-pulse 8s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.18; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.3; transform: translateX(-50%) scale(1.08); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-tiny);
  font-weight: 600;
  color: var(--text-muted);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-strong);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.75rem;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 10px var(--color-success);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: 1.08;
  max-width: 18ch;
  margin-inline: auto;
  margin-bottom: 1.5rem;
}

.hero h1 .grad {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 56ch;
  margin-inline: auto;
  margin-bottom: 2.25rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.9rem;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem 1.5rem;
  margin-bottom: 3.5rem;
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--fs-small);
  color: var(--text-faint);
}

.hero-trust svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
}

/* ---- Product mockup ---- */
.mockup {
  position: relative;
  max-width: 860px;
  margin-inline: auto;
  text-align: left;
}

.mockup-frame {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: clamp(1rem, 3vw, 1.75rem);
  overflow: hidden;
}

.mockup-topbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--glass-border);
  margin-bottom: 1.25rem;
}

.mockup-topbar .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.mockup-topbar .dot:nth-child(1) { background: var(--color-danger); }
.mockup-topbar .dot:nth-child(2) { background: var(--color-warn); }
.mockup-topbar .dot:nth-child(3) { background: var(--color-success); }

.mockup-topbar .title {
  margin-left: 0.75rem;
  font-size: var(--fs-tiny);
  color: var(--text-faint);
  font-weight: 500;
}

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

/* KPI cards */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.kpi {
  background: var(--surface-1);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
}

.kpi .label {
  font-size: var(--fs-tiny);
  color: var(--text-faint);
  margin-bottom: 0.3rem;
}

.kpi .value {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  font-weight: 700;
}

.kpi .delta {
  font-size: var(--fs-tiny);
  font-weight: 600;
  margin-top: 0.2rem;
}
.kpi .delta.up { color: var(--color-danger); }
.kpi .delta.down { color: var(--color-success); }

/* Chart */
.chart-card {
  background: var(--surface-1);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.chart-card .card-title {
  font-size: var(--fs-small);
  font-weight: 600;
  margin-bottom: 0.9rem;
}

.bars {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 130px;
}

.bar {
  flex: 1;
  border-radius: 6px 6px 3px 3px;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-deep) 100%);
  opacity: 0.85;
  transition: opacity var(--dur-med) var(--ease-out);
}
.bar:nth-child(3n) { background: linear-gradient(180deg, var(--color-accent) 0%, #0d9488 100%); }
.bar:hover { opacity: 1; }

.bar-labels {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.bar-labels span {
  flex: 1;
  text-align: center;
  font-size: 0.6rem;
  color: var(--text-faint);
}

/* Budget progress */
.budget-card {
  background: var(--surface-1);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.budget-card .card-title {
  font-size: var(--fs-small);
  font-weight: 600;
  margin-bottom: 0.9rem;
}

.budget-item {
  margin-bottom: 0.9rem;
}
.budget-item:last-child { margin-bottom: 0; }

.budget-item .row {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-tiny);
  margin-bottom: 0.35rem;
}
.budget-item .row .name { color: var(--text-muted); }
.budget-item .row .pct { font-weight: 600; }

.progress {
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--surface-3);
  overflow: hidden;
}
.progress .fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
}
.progress.warn .fill { background: var(--color-warn); }
.progress.danger .fill { background: var(--color-danger); }

/* Quick add pill */
.quickadd {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--surface-2);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-pill);
  padding: 0.55rem 0.9rem;
  margin-top: 1rem;
}
.quickadd .plus {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--gradient-hero);
  display: grid;
  place-items: center;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.quickadd .text {
  font-size: var(--fs-small);
  color: var(--text-faint);
}
.quickadd .text strong { color: var(--text-primary); font-weight: 600; }
.quickadd .tag {
  margin-left: auto;
  font-size: var(--fs-tiny);
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(20, 184, 166, 0.12);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

/* ==========================================================================
   Stats bar
   ========================================================================== */
.stats {
  border-block: 1px solid var(--glass-border);
  background: rgba(11, 18, 36, 0.4);
}

[data-theme="light"] .stats {
  background: rgba(238, 242, 247, 0.5);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  padding-block: 2.5rem;
}

.stat {
  text-align: center;
}
.stat .icon {
  width: 44px;
  height: 44px;
  margin-inline: auto;
  margin-bottom: 0.75rem;
  border-radius: var(--radius-md);
  background: var(--gradient-hero-soft);
  border: 1px solid var(--glass-border-strong);
  display: grid;
  place-items: center;
}
.stat .icon svg { width: 22px; height: 22px; color: var(--color-accent); }
.stat .title { font-weight: 700; font-size: 1rem; margin-bottom: 0.2rem; }
.stat .desc { font-size: var(--fs-small); color: var(--text-faint); }

/* ==========================================================================
   Features grid
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: transform var(--dur-med) var(--ease-out),
    border-color var(--dur-med) var(--ease-out),
    box-shadow var(--dur-med) var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--glass-border-strong);
  box-shadow: var(--shadow-sm);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-hero-soft);
  border: 1px solid var(--glass-border-strong);
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
}
.feature-icon svg { width: 24px; height: 24px; color: var(--color-primary); }

.feature-card h3 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ==========================================================================
   Privacy / Security
   ========================================================================== */
.privacy {
  background: var(--gradient-hero-soft);
  border-block: 1px solid var(--glass-border);
}

.privacy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

.privacy-copy h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  margin-bottom: 1.25rem;
}

.privacy-copy > p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.privacy-points {
  display: grid;
  gap: 1rem;
}

.privacy-point {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
}
.privacy-point .check {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.35);
  display: grid;
  place-items: center;
  margin-top: 0.15rem;
}
.privacy-point .check svg { width: 14px; height: 14px; color: var(--color-success); }
.privacy-point h3 { font-size: 1.05rem; margin-bottom: 0.2rem; }
.privacy-point p { font-size: 0.9rem; color: var(--text-muted); }

/* Encryption diagram */
.encrypt-diagram {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
}

.diagram-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
}
.diagram-step .node {
  flex: 1;
  background: var(--surface-1);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  text-align: center;
}
.diagram-step .node .icon { font-size: 1.4rem; margin-bottom: 0.3rem; }
.diagram-step .node .name { font-weight: 600; font-size: 0.9rem; }
.diagram-step .node .sub { font-size: var(--fs-tiny); color: var(--text-faint); }

.diagram-step .arrow {
  color: var(--color-accent);
  flex-shrink: 0;
}
.diagram-step .arrow svg { width: 22px; height: 22px; }

.diagram-step .arrow.rotate { transform: rotate(90deg); }

.diagram-note {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-md);
  font-size: var(--fs-small);
  color: var(--text-muted);
  text-align: center;
}

/* ==========================================================================
   How it works
   ========================================================================== */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  counter-reset: step;
}

.step {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--color-primary);
  opacity: 0.5;
}

.step .icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  background: var(--gradient-hero-soft);
  border: 1px solid var(--glass-border-strong);
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
}
.step .icon svg { width: 22px; height: 22px; color: var(--color-accent); }
.step h3 { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: 0.5rem; }
.step p { color: var(--text-muted); font-size: 0.95rem; }

/* ==========================================================================
   Pricing
   ========================================================================== */
.pricing-card {
  max-width: 520px;
  margin-inline: auto;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-hero);
}

.pricing-card .plan {
  font-size: var(--fs-tiny);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.pricing-card .price {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.pricing-card .price span { font-size: 1.25rem; color: var(--text-faint); font-weight: 500; }

.pricing-card .tagline {
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

.pricing-list {
  text-align: left;
  display: grid;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.pricing-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}
.pricing-list svg { width: 18px; height: 18px; color: var(--color-success); flex-shrink: 0; }

.pricing-note {
  margin-top: 1.25rem;
  font-size: var(--fs-small);
  color: var(--text-faint);
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list {
  max-width: 760px;
  margin-inline: auto;
  display: grid;
  gap: 0.85rem;
}

.faq-item {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-item[data-open="true"] {
  border-color: var(--glass-border-strong);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.4rem;
  font-weight: 600;
  font-size: 1rem;
  text-align: left;
  color: var(--text-primary);
}

.faq-question .icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--glass-border-strong);
  display: grid;
  place-items: center;
  transition: transform var(--dur-med) var(--ease-out), background-color var(--dur-med) var(--ease-out);
}
.faq-question .icon svg { width: 14px; height: 14px; color: var(--color-accent); }

.faq-item[data-open="true"] .faq-question .icon {
  transform: rotate(45deg);
  background: rgba(99, 102, 241, 0.15);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur-slow) var(--ease-out);
}

.faq-answer-inner {
  padding: 0 1.4rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.faq-answer-inner a {
  color: var(--color-primary-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ==========================================================================
   Final CTA
   ========================================================================== */
.cta-panel {
  position: relative;
  text-align: center;
  background: var(--gradient-hero);
  border-radius: var(--radius-xl);
  padding: clamp(3rem, 6vw, 4.5rem) clamp(1.5rem, 4vw, 3rem);
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px 300px at 50% -20%, rgba(255, 255, 255, 0.25), transparent 60%);
}

.cta-panel h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  color: #fff;
  margin-bottom: 1rem;
  position: relative;
}

.cta-panel p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 46ch;
  margin-inline: auto;
  margin-bottom: 2rem;
  position: relative;
}

.cta-panel .btn {
  background: #fff;
  color: var(--color-primary-deep);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  position: relative;
}
.cta-panel .btn:hover {
  background: #f1f5f9;
  transform: translateY(-2px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  border-top: 1px solid var(--glass-border);
  padding-block: 3rem 2rem;
  margin-top: var(--section-pad);
}

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

.footer-brand .brand { margin-bottom: 0.75rem; }
.footer-brand p { color: var(--text-faint); font-size: 0.9rem; max-width: 32ch; }

.footer-col h4 {
  font-size: var(--fs-small);
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.footer-col ul {
  display: grid;
  gap: 0.6rem;
}
.footer-col a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color var(--dur-fast) var(--ease-out);
}
.footer-col a:hover { color: var(--color-primary-hover); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
}

.footer-bottom p {
  font-size: var(--fs-small);
  color: var(--text-faint);
}

.oss-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--fs-tiny);
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(20, 184, 166, 0.12);
  border: 1px solid rgba(20, 184, 166, 0.25);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
}
.oss-badge svg { width: 14px; height: 14px; }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ==========================================================================
   Responsive breakpoints
   ========================================================================== */
@media (min-width: 640px) {
  .kpi-row { grid-template-columns: repeat(4, 1fr); }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

@media (min-width: 900px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
  .mobile-menu { display: none !important; }
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .privacy-grid { grid-template-columns: 1fr 1fr; }
  .mockup-grid { grid-template-columns: 1.4fr 1fr; }
  .mockup-grid .chart-card { grid-column: 1; grid-row: 1 / span 2; }
  .mockup-grid .budget-card { grid-column: 2; }
  .mockup-grid .quickadd { grid-column: 2; }
}

@media (min-width: 1024px) {
  .hero-cta .btn-lg { padding: 1.1rem 2.4rem; }
}