/* ── Candio · Landing Page ─────────────────────────────────────────────── */

/* ── Reset & Global ───────────────────────────────────────────────────── */
:root {
  --ink: #e9e5dc;
  --ink-soft: #b8b2a4;
  --ink-muted: #6e695e;
  --paper: #0e0d0c;
  --paper-raised: #1a1917;
  --paper-panel: #161514;
  --line: rgba(233, 229, 220, 0.11);
  --line-strong: rgba(233, 229, 220, 0.22);
  --accent: #c4a574;
  --accent-dim: rgba(196, 165, 116, 0.15);
  --accent-glow: rgba(196, 165, 116, 0.35);
  --ready: #7a9e6a;
  --error: #c47070;

  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body: 'Source Serif 4', 'Georgia', serif;
  --font-ui: 'IBM Plex Mono', 'Consolas', monospace;

  --ease-organic: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-drift: cubic-bezier(0.45, 0.05, 0.55, 0.95);
  --ease-settle: cubic-bezier(0.33, 0.86, 0.45, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink-soft);
  min-height: 100vh;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 3px; }

/* ── Film Grain ───────────────────────────────────────────────────────── */
.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
}

/* ── Navigation ───────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  transition: background 0.4s, box-shadow 0.4s;
}

.nav.scrolled {
  background: rgba(14, 13, 12, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 1px 0 var(--line), 0 10px 30px rgba(0, 0, 0, 0.4);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-brand svg {
  width: 36px;
  height: 36px;
}

.nav-brand-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: max(0.62rem, 16px);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  text-decoration: none;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-cta {
  font-family: var(--font-ui);
  font-size: max(0.6rem, 16px);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 80%, white);
  padding: 10px 24px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
}

.nav-cta:hover {
  background: color-mix(in srgb, var(--accent) 85%, white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 32px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(ellipse, var(--accent-dim) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: hero-glow 8s var(--ease-drift) infinite alternate;
}

@keyframes hero-glow {
  0% { opacity: 0.4; transform: translateX(-50%) scale(1); }
  100% { opacity: 0.7; transform: translateX(-50%) scale(1.1); }
}

.hero-badge {
  position: relative;
  z-index: 1;
  font-family: var(--font-ui);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 6px 18px;
  margin-bottom: 32px;
  animation: drift-in 0.9s var(--ease-organic) both;
}

.hero-title {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 500;
  line-height: 1.08;
  color: var(--ink);
  max-width: 720px;
  margin-bottom: 28px;
  animation: drift-in 0.9s var(--ease-organic) 0.1s both;
}

.hero-title .accent-text {
  background: linear-gradient(135deg, var(--accent) 0%, #e0c89a 50%, var(--accent) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer-text 6s var(--ease-drift) infinite;
}

@keyframes shimmer-text {
  0% { background-position: 200% 0; }
  50% { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

.hero-subtitle {
  position: relative;
  z-index: 1;
  font-family: var(--font-body);
  font-size: 1.12rem;
  color: var(--ink-muted);
  max-width: 520px;
  line-height: 1.75;
  margin-bottom: 42px;
  animation: drift-in 0.9s var(--ease-organic) 0.2s both;
}

.hero-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 16px;
  animation: drift-in 0.9s var(--ease-organic) 0.3s both;
}

.btn-hero-primary {
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  background: linear-gradient(135deg, var(--ink) 0%, #ffffff 100%);
  border: none;
  padding: 16px 36px;
  cursor: pointer;
  text-decoration: none;
  border-radius: 4px;
  transition: background 0.35s var(--ease-organic), transform 0.35s var(--ease-organic), box-shadow 0.35s;
}

.btn-hero-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 36px rgba(196, 165, 116, 0.25), 0 0 0 1px rgba(196, 165, 116, 0.5);
}

.btn-hero-secondary {
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: transparent;
  border: 1px solid var(--line-strong);
  padding: 16px 36px;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.3s, color 0.3s, transform 0.35s var(--ease-organic);
}

.btn-hero-secondary:hover {
  border-color: var(--accent);
  color: var(--ink);
  transform: translateY(-2px);
}

/* ── Product Mockup ───────────────────────────────────────────────────── */
.mockup {
  padding: 0 48px 120px;
  display: flex;
  justify-content: center;
}

@keyframes showcase-rise {
  from { opacity: 0; transform: translateY(40px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.mockup-window {
  position: relative;
  max-width: 1060px;
  width: 100%;
  background: var(--paper-raised);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  overflow: hidden;
  box-shadow:
    0 32px 100px rgba(0,0,0,0.5),
    0 0 0 1px var(--line),
    inset 0 1px 0 rgba(233,229,220,0.05);
  animation: showcase-rise 1.2s var(--ease-organic) 0.5s both;
  transition: transform 0.6s var(--ease-organic), box-shadow 0.6s var(--ease-organic);
}

.mockup-window:hover {
  transform: translateY(-6px) scale(1.005);
  box-shadow:
    0 40px 120px rgba(0,0,0,0.6),
    0 0 0 1px var(--accent-dim),
    inset 0 1px 0 rgba(233,229,220,0.1);
}

/* ── Window Chrome ────────────────────────────────────────────────────── */
.mockup-chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid var(--line);
}

.mockup-dots {
  display: flex;
  gap: 7px;
}

.mockup-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--line-strong);
  opacity: 0.5;
}

.mockup-title-bar {
  flex: 1;
  text-align: center;
  font-family: var(--font-ui);
  font-size: 0.52rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.mockup-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.mockup-action-pill {
  font-family: var(--font-ui);
  font-size: 0.48rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  border: 1px solid var(--line);
  padding: 5px 12px;
}

.mockup-action-pill.accent {
  color: var(--paper);
  background: var(--accent);
  border-color: var(--accent);
}

/* ── Mockup Body ──────────────────────────────────────────────────────── */
.mockup-body {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  min-height: 420px;
}

/* ── Mockup: Writing Desk ─────────────────────────────────────────────── */
.mockup-desk {
  padding: 28px 32px 24px 32px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}

.mockup-desk-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.mockup-desk-label {
  font-family: var(--font-ui);
  font-size: 0.5rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.mockup-desk-meta {
  font-family: var(--font-ui);
  font-size: 0.46rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.mockup-desk-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 16px;
}

.mockup-desk-text {
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--ink-soft);
  flex: 1;
}

.mockup-desk-text p {
  margin-bottom: 10px;
}

.mockup-desk-actions {
  display: flex;
  justify-content: center;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  margin-top: 14px;
}

.mockup-analyze-btn {
  font-family: var(--font-ui);
  font-size: 0.52rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 80%, white);
  padding: 10px 28px;
  cursor: default;
}

/* ── Mockup: Mastery Path ─────────────────────────────────────────────── */
.mockup-sidebar {
  padding: 24px 24px 28px;
  display: flex;
  flex-direction: column;
  background: var(--paper-panel);
}

.mockup-sidebar-head {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.mockup-sidebar-label {
  font-family: var(--font-ui);
  font-size: 0.5rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.mockup-sidebar-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--ink);
}

.mockup-lessons {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.mockup-lesson {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 10px;
  border: 1px solid transparent;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s, border-color 0.2s;
}

.mockup-lesson:hover {
  background: var(--accent-dim);
  border-color: var(--line);
}

.mockup-lesson-num {
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 500;
  color: var(--ink-muted);
}

.mockup-lesson.completed .mockup-lesson-num {
  color: var(--accent);
}

.mockup-lesson-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.25;
}

.mockup-lesson-status {
  font-family: var(--font-ui);
  font-size: 0.46rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mockup-lesson.completed .mockup-lesson-status { color: var(--ready); }
.mockup-lesson.current .mockup-lesson-status { color: var(--accent); }
.mockup-lesson.locked .mockup-lesson-status { color: var(--ink-muted); opacity: 0.5; }

.mockup-lesson.locked {
  opacity: 0.4;
}

/* ── Critique Peek (floating panel) ───────────────────────────────────── */
.mockup-critique {
  position: absolute;
  top: 70px;
  right: -12px;
  width: 240px;
  background: var(--paper-raised);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 16px 18px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.45);
  z-index: 5;
  animation: critique-peek 1.5s var(--ease-organic) 1.8s both;
}

@keyframes critique-peek {
  from { opacity: 0; transform: translateX(12px); }
  to   { opacity: 1; transform: translateX(0); }
}

.mockup-critique-label {
  font-family: var(--font-ui);
  font-size: 0.46rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.mockup-critique-score {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 4px;
}

.mockup-critique-score span {
  font-size: 0.9rem;
  color: var(--ink-muted);
}

.mockup-critique-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}

.mockup-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mockup-bar-label {
  font-family: var(--font-ui);
  font-size: 0.44rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  width: 52px;
  flex-shrink: 0;
}

.mockup-bar-track {
  flex: 1;
  height: 3px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.mockup-bar-fill {
  height: 100%;
  border-radius: 2px;
  background: var(--accent);
}

.mockup-bar-fill.good { background: var(--ready); }

/* ── Three Pillars ────────────────────────────────────────────────────── */
.pillars {
  padding: 100px 48px;
  max-width: 1120px;
  margin: 0 auto;
}

.pillars-header {
  text-align: center;
  margin-bottom: 64px;
}

.pillars-label {
  font-family: var(--font-ui);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.pillars-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.15;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.pillar {
  position: relative;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  padding: 36px 32px 32px;
  transition: border-color 0.4s, box-shadow 0.4s, transform 0.4s var(--ease-organic);
}

.pillar:hover {
  border-color: var(--line-strong);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
  transform: translateY(-4px);
}

.pillar-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 500;
  color: var(--line-strong);
  line-height: 1;
  margin-bottom: 18px;
}

.pillar-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pillar-icon svg {
  width: 44px;
  height: 44px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.2;
}

.pillar-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 12px;
  line-height: 1.2;
}

.pillar-desc {
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.7;
}

.pillar-desc strong {
  color: var(--ink-soft);
  font-weight: 500;
}

.pillar-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity 0.4s;
}

.pillar:hover .pillar-accent {
  opacity: 1;
}

/* ── How It Works ─────────────────────────────────────────────────────── */
.how-it-works {
  padding: 100px 48px;
  max-width: 1120px;
  margin: 0 auto;
}

.how-header {
  text-align: center;
  margin-bottom: 64px;
}

.how-label {
  font-family: var(--font-ui);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.how-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.15;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  position: relative;
}

.how-step {
  text-align: center;
}

.how-step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 500;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 20px;
}

.how-step-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 10px;
  line-height: 1.25;
}

.how-step-desc {
  font-size: 0.9rem;
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 280px;
  margin: 0 auto;
}

/* Connector lines between steps */
.how-steps::before,
.how-steps::after {
  content: '';
  position: absolute;
  top: 36px;
  height: 1px;
  background: var(--line-strong);
  width: calc(33.33% - 80px);
}

.how-steps::before { left: calc(16.67% + 20px); }
.how-steps::after { right: calc(16.67% + 20px); }

/* ── Stats ────────────────────────────────────────────────────────────── */
.stats {
  padding: 80px 48px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stats-inner {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat {
  padding: 8px 0;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-ui);
  font-size: 0.5rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

/* ── Section: Focus ───────────────────────────────────────────────────── */
.section {
  padding: 100px 48px;
  max-width: 960px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-ui);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.15;
  margin-bottom: 20px;
}

.section-body {
  font-size: 1.05rem;
  color: var(--ink-muted);
  line-height: 1.8;
  max-width: 580px;
}

.section-center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-center .section-body {
  max-width: 540px;
}

/* ── Section: Built for Writers ────────────────────────────────────────── */
.features-section {
  padding: 100px 48px;
  max-width: 1120px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.features-content {
  padding-right: 40px;
}

.features-list {
  list-style: none;
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

.feature-check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 3px;
}

.feature-check svg {
  width: 12px;
  height: 12px;
  stroke: var(--accent);
}

.feature-title {
  font-family: var(--font-ui);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  display: block;
  margin-bottom: 4px;
}

/* ── Login / Reset pages ──────────────────────────────────────────────── */
.login-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 60px);
  padding: 40px 20px;
}

/* ── Auth Form ────────────────────────────────────────────────────────── */
.auth-card {
  background: var(--paper-panel);
  border: 1px solid var(--line-strong);
  padding: 40px 36px;
  max-width: 520px;
  width: 100%;
}

.auth-card-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 8px;
}

.auth-card-sub {
  font-size: 0.9rem;
  color: var(--ink-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-family: var(--font-ui);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.form-input {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: rgba(233, 229, 220, 0.04);
  border: 1px solid var(--line-strong);
  padding: 12px 16px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}

.form-input::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

.form-input.error {
  border-color: var(--error);
  box-shadow: 0 0 0 2px rgba(196, 112, 112, 0.15);
}

.btn-auth {
  font-family: var(--font-ui);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 80%, white);
  padding: 14px 24px;
  cursor: pointer;
  margin-top: 4px;
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
}

.btn-auth:hover:not(:disabled) {
  background: color-mix(in srgb, var(--accent) 85%, white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-auth:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.auth-error {
  font-size: 0.85rem;
  color: var(--error);
  line-height: 1.5;
  padding: 10px 14px;
  background: rgba(196, 112, 112, 0.08);
  border: 1px solid rgba(196, 112, 112, 0.2);
  display: none;
}

.auth-error.visible {
  display: block;
}

.auth-success {
  font-size: 0.85rem;
  color: var(--ready);
  line-height: 1.5;
  padding: 10px 14px;
  background: rgba(122, 158, 106, 0.08);
  border: 1px solid rgba(122, 158, 106, 0.2);
  display: none;
}

.auth-success.visible {
  display: block;
}

.auth-toggle {
  font-size: 0.88rem;
  color: var(--ink-muted);
  margin-top: 18px;
  text-align: center;
}

.auth-toggle a {
  color: var(--accent);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.3s;
}

.auth-toggle a:hover {
  color: var(--ink);
}

.auth-forgot {
  font-size: 0.82rem;
  color: var(--ink-muted);
  margin-top: 6px;
  text-align: right;
}

.auth-forgot a {
  color: var(--accent);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.3s;
}

.auth-forgot a:hover {
  color: var(--ink);
}

.hidden {
  display: none !important;
}

.password-strength {
  display: flex;
  gap: 4px;
  margin-top: 4px;
}

.strength-bar {
  height: 3px;
  flex: 1;
  background: var(--line);
  transition: background 0.3s;
}

.strength-bar.active.weak { background: var(--error); }
.strength-bar.active.medium { background: var(--accent); }
.strength-bar.active.strong { background: var(--ready); }

.strength-label {
  font-family: var(--font-ui);
  font-size: 0.5rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-top: 4px;
}

/* ── Footer ───────────────────────────────────────────────────────────── */
.landing-footer {
  padding: 48px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1120px;
  margin: 60px auto 0;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand svg {
  width: 24px;
  height: 24px;
  opacity: 0.5;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--ink-muted);
}

.footer-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.footer-links a {
  font-family: var(--font-ui);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  text-decoration: none;
  transition: color 0.3s;
  display: inline-block;
  padding: 10px 0;
  min-height: 44px;
  line-height: 44px;
}

.footer-links a:hover {
  color: var(--ink);
}

/* ── Scroll Reveal ────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-organic), transform 0.9s var(--ease-organic);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Keyframes ────────────────────────────────────────────────────────── */
@keyframes drift-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Divider ──────────────────────────────────────────────────────────── */
.section-divider {
  width: 60px;
  height: 1px;
  background: var(--line-strong);
  margin: 0 auto;
}

/* ── Responsive ───────────────────────────────────────────────────────── */

/* Hamburger — hidden on desktop */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 12px;
  z-index: 100;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink-soft);
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}
.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);
}

@media (max-width: 960px) {
  .nav { padding: 16px 24px; }

  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 8px 0;
    gap: 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 14px 24px;
    min-height: 44px;
    line-height: 44px;
    font-size: 16px;
  }

  .nav-cta { display: none; }

  .hero { padding: 120px 24px 60px; }
  .hero-actions {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }
  .btn-hero-primary, .btn-hero-secondary {
    display: block;
    width: 100%;
    text-align: center;
  }
  .mockup { padding: 0 24px 80px; }
  .mockup-body { grid-template-columns: 1fr; min-height: auto; }
  .mockup-desk { border-right: none; border-bottom: 1px solid var(--line); }
  .mockup-critique { display: none; }
  .mockup-actions { display: none; }
  .section { padding: 60px 24px; }
  .features-section { padding: 60px 24px; }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .features-content { padding-right: 0; }
  .pillars { padding: 60px 24px; }
  .pillars-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .how-it-works { padding: 60px 24px; }
  .how-steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .how-steps::before, .how-steps::after { display: none; }
  .stats { padding: 48px 24px; }
  .stats-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .landing-footer {
    flex-direction: column;
    gap: 20px;
    padding: 32px 24px;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .hero-title { font-size: 2.4rem; }
  .auth-card {
    padding: 28px 20px;
  }
  .mockup-window { border-radius: 8px; }
  .mockup-chrome { padding: 10px 14px; }
  .mockup-desk { padding: 20px 18px; }
  .mockup-sidebar { padding: 18px; }
  .pillar { padding: 28px 24px 24px; }
  .stats-inner {
    grid-template-columns: 1fr 1fr;
  }
  .stat-num { font-size: 2rem; }
}