/**
 * Kennis — cinematic scroll storytelling
 * Dark by default (cinematic); light via html:not(.dark) tokens.
 */

.kennis-page {
  /* Page-local theme tokens (dark = cinematic default) */
  --kn-bg: #0A1410;
  --kn-bg-deep: #070c16;
  --kn-surface: #0f172a;
  --kn-text: #e2e8f0;
  --kn-text-heading: #ffffff;
  --kn-text-muted: #94A3B8;
  --kn-text-subtle: #64748b;
  --kn-border: rgba(255, 255, 255, 0.06);
  --kn-border-strong: rgba(255, 255, 255, 0.07);
  --kn-card: rgba(255, 255, 255, 0.04);
  --kn-card-process: rgba(255, 255, 255, 0.03);
  --kn-fact-text: #cbd5e1;
  --kn-dot-border: rgba(255, 255, 255, 0.35);
  --kn-scroll-border: rgba(255, 255, 255, 0.3);
  --kn-accent: #22C55E;
  --kn-accent-glow: rgba(16, 185, 129, 0.55);
  --kn-accent-soft: rgba(16, 185, 129, 0.15);
  --kn-num: rgba(16, 185, 129, 0.12);
  --kn-overlay-rgb: 11, 18, 32;
  --kn-card-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  --kn-header-bg: color-mix(in srgb, var(--kn-bg) 88%, transparent);

  background: var(--kn-bg);
  color: var(--kn-text);
}

/* Light theme — soft sage wash, readable body, cinematic photo sections stay overlaid */
html:not(.dark) .kennis-page {
  --kn-bg: var(--bg);
  --kn-bg-deep: var(--bg-muted);
  --kn-surface: var(--bg-elevated);
  --kn-text: var(--text);
  --kn-text-heading: var(--text);
  --kn-text-muted: var(--text-secondary);
  --kn-text-subtle: var(--text-secondary);
  --kn-border: var(--border);
  --kn-border-strong: var(--border-strong);
  --kn-card: var(--bg-elevated);
  --kn-card-process: var(--bg-elevated);
  --kn-fact-text: var(--text);
  --kn-dot-border: rgba(20, 36, 26, 0.28);
  --kn-scroll-border: rgba(20, 36, 26, 0.3);
  --kn-accent: var(--color-accent);
  --kn-accent-glow: rgba(22, 163, 74, 0.4);
  --kn-accent-soft: var(--color-accent-soft);
  --kn-num: rgba(22, 163, 74, 0.12);
  --kn-overlay-rgb: 15, 31, 24;
  --kn-card-shadow: var(--shadow-lg);
  --kn-header-bg: color-mix(in srgb, var(--bg-elevated) 92%, transparent);
}

.kennis-page .site-header {
  background: var(--kn-header-bg);
}

/* Progress */
.kn-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  z-index: 100;
  background: linear-gradient(90deg, var(--kn-accent), #6EE7B7);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.5);
  transition: width 80ms linear;
}

/* Side dots */
.kn-dots {
  position: fixed;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: none;
  flex-direction: column;
  gap: 0.55rem;
}

@media (min-width: 900px) {
  .kn-dots {
    display: flex;
  }
}

.kn-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid var(--kn-dot-border);
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: all 0.25s ease;
}

.kn-dot:hover,
.kn-dot.active {
  background: var(--kn-accent);
  border-color: var(--kn-accent);
  transform: scale(1.25);
  box-shadow: 0 0 12px var(--kn-accent-glow);
}

/* Intro — always cinematic over photo */
.kn-intro {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 1.25rem 4rem;
}

.kn-intro-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  will-change: transform;
}

.kn-intro-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 18, 32, 0.55) 0%, rgba(11, 18, 32, 0.35) 40%, rgba(11, 18, 32, 0.92) 100%),
    radial-gradient(ellipse 70% 50% at 50% 20%, rgba(16, 185, 129, 0.18), transparent 60%);
}

.kn-intro-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 42rem;
}

.kn-intro-content .eyebrow {
  color: var(--color-accent-muted);
  justify-content: center;
}

.kn-intro-content h1 {
  color: #fff;
  font-size: clamp(2.4rem, 7vw, 4rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0.5rem 0 1rem;
}

.kn-intro-content h1 em {
  font-style: normal;
  color: var(--color-accent-muted);
}

.kn-intro-content .lead {
  color: #94A3B8;
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  margin: 0 auto 2rem;
}

.kn-scroll-hint {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: #94A3B8;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: knBounce 2s ease-in-out infinite;
}

.kn-scroll-hint span {
  width: 1.25rem;
  height: 2rem;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  position: relative;
}

.kn-scroll-hint span::after {
  content: "";
  position: absolute;
  top: 0.35rem;
  left: 50%;
  width: 3px;
  height: 6px;
  margin-left: -1.5px;
  border-radius: 2px;
  background: var(--kn-accent);
  animation: knScrollDot 1.6s ease-in-out infinite;
}

@keyframes knBounce {
  0%, 100% { transform: translateY(0); opacity: 0.7; }
  50% { transform: translateY(6px); opacity: 1; }
}

@keyframes knScrollDot {
  0% { top: 0.35rem; opacity: 1; }
  100% { top: 1.1rem; opacity: 0; }
}

/* Chapter sticky layout */
.kn-chapter {
  position: relative;
  min-height: 140dvh;
}

@media (min-width: 900px) {
  .kn-chapter {
    min-height: 160dvh;
  }
}

.kn-chapter-sticky {
  position: sticky;
  top: 0;
  min-height: 100dvh;
  display: grid;
  overflow: hidden;
}

@media (min-width: 900px) {
  .kn-chapter-sticky {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

.kn-chapter-media {
  position: relative;
  min-height: 48dvh;
  overflow: hidden;
}

@media (min-width: 900px) {
  .kn-chapter-media {
    min-height: 100dvh;
  }
}

.kn-chapter-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  will-change: transform;
  transition: transform 0.1s linear;
}

.kn-chapter-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 40%, rgba(var(--kn-overlay-rgb), 0.55) 100%);
  pointer-events: none;
}

@media (max-width: 899px) {
  .kn-chapter-media::after {
    background: linear-gradient(180deg, transparent 30%, rgba(var(--kn-overlay-rgb), 0.85) 100%);
  }
}

.kn-chapter-body {
  display: flex;
  align-items: center;
  padding: 2rem 1.35rem 3rem;
  background: var(--kn-bg);
  position: relative;
  z-index: 2;
}

@media (min-width: 900px) {
  .kn-chapter-body {
    padding: 3rem 3rem 3rem 2.5rem;
  }
}

.kn-chapter-inner {
  max-width: 32rem;
}

.kn-step {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-muted);
  margin-bottom: 0.85rem;
}

.kn-step::before {
  content: "";
  width: 1.5rem;
  height: 2px;
  background: var(--kn-accent);
}

.kn-chapter h2 {
  color: var(--kn-text-heading);
  font-size: clamp(1.65rem, 3.5vw, 2.35rem);
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  line-height: 1.15;
}

.kn-chapter p {
  color: var(--kn-text-muted);
  font-size: 1.05rem;
  line-height: 1.65;
  margin: 0 0 1rem;
}

.kn-chapter p strong {
  color: var(--kn-text);
  font-weight: 600;
}

.kn-facts {
  display: grid;
  gap: 0.65rem;
  margin-top: 1.5rem;
}

.kn-fact {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background: var(--kn-card);
  border: 1px solid var(--kn-border);
  font-size: 0.92rem;
  color: var(--kn-fact-text);
  line-height: 1.45;
}

html:not(.dark) .kennis-page .kn-fact {
  box-shadow: var(--shadow-sm);
}

.kn-fact-icon {
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--kn-accent-soft);
  color: var(--color-accent-muted);
}

.kn-fact-icon svg {
  width: 14px;
  height: 14px;
}

/* Reverse chapter on desktop */
@media (min-width: 900px) {
  .kn-chapter.reverse .kn-chapter-sticky {
    grid-template-columns: 0.95fr 1.05fr;
  }
  .kn-chapter.reverse .kn-chapter-media {
    order: 2;
  }
  .kn-chapter.reverse .kn-chapter-media::after {
    background: linear-gradient(270deg, transparent 40%, rgba(var(--kn-overlay-rgb), 0.55) 100%);
  }
  .kn-chapter.reverse .kn-chapter-body {
    order: 1;
    padding-left: 3rem;
    padding-right: 2rem;
  }
}

/* Horizontal gallery */
.kn-gallery {
  padding: 4rem 0 3rem;
  background: var(--kn-bg-deep);
  overflow: hidden;
}

.kn-gallery-head {
  padding: 0 1.35rem 1.5rem;
  max-width: var(--container, 72rem);
  margin: 0 auto;
}

.kn-gallery-head h2 {
  color: var(--kn-text-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.5rem;
}

.kn-gallery-head p {
  color: var(--kn-text-subtle);
  margin: 0;
  max-width: 36rem;
}

.kn-gallery-track-wrap {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--kn-accent) transparent;
  padding: 0.5rem 1.35rem 1.5rem;
}

.kn-gallery-track {
  display: flex;
  gap: 1rem;
  width: max-content;
}

.kn-gallery-card {
  scroll-snap-align: start;
  width: min(78vw, 22rem);
  flex-shrink: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--kn-surface);
  border: 1px solid var(--kn-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.kn-gallery-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--kn-card-shadow);
}

.kn-gallery-card img {
  width: 100%;
  height: 14rem;
  object-fit: cover;
  display: block;
}

.kn-gallery-card figcaption {
  padding: 1rem 1.1rem 1.2rem;
}

.kn-gallery-card h3 {
  color: var(--kn-text-heading);
  font-size: 1rem;
  margin: 0 0 0.35rem;
}

.kn-gallery-card p {
  color: var(--kn-text-subtle);
  font-size: 0.85rem;
  margin: 0;
  line-height: 1.45;
}

/* Timeline / IPM steps */
.kn-process {
  padding: 5rem 1.35rem;
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(16, 185, 129, 0.12), transparent 60%),
    var(--kn-bg);
}

html:not(.dark) .kennis-page .kn-process {
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(22, 163, 74, 0.1), transparent 60%),
    var(--kn-bg);
}

.kn-process-inner {
  max-width: var(--container, 72rem);
  margin: 0 auto;
}

.kn-process h2 {
  color: var(--kn-text-heading);
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  margin: 0 0 0.5rem;
}

.kn-process > .kn-process-inner > p {
  text-align: center;
  color: var(--kn-text-subtle);
  max-width: 36rem;
  margin: 0 auto 2.5rem;
}

.kn-process-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 700px) {
  .kn-process-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.kn-process-card {
  padding: 1.35rem 1.2rem;
  border-radius: var(--radius-lg);
  background: var(--kn-card-process);
  border: 1px solid var(--kn-border-strong);
  position: relative;
  overflow: hidden;
}

html:not(.dark) .kennis-page .kn-process-card {
  box-shadow: var(--shadow-sm);
}

.kn-process-card::before {
  content: attr(data-num);
  position: absolute;
  right: 0.75rem;
  top: 0.35rem;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--kn-num);
  line-height: 1;
}

.kn-process-card h3 {
  color: var(--kn-text-heading);
  font-size: 1.05rem;
  margin: 0 0 0.5rem;
  position: relative;
}

.kn-process-card p {
  color: var(--kn-text-muted);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.5;
  position: relative;
}

/* Full bleed quote — always cinematic over photo */
.kn-quote {
  position: relative;
  min-height: 70dvh;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: 4rem 1.35rem;
}

.kn-quote-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.kn-quote-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(11, 18, 32, 0.72);
}

.kn-quote blockquote {
  position: relative;
  z-index: 2;
  max-width: 36rem;
  text-align: center;
  margin: 0;
}

.kn-quote blockquote p {
  color: #fff;
  font-size: clamp(1.35rem, 3.5vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin: 0 0 1rem;
}

.kn-quote cite {
  color: var(--color-accent-muted);
  font-style: normal;
  font-size: 0.9rem;
  font-weight: 600;
}

/* CTA */
.kn-cta {
  padding: 5rem 1.35rem 6rem;
  text-align: center;
  background: linear-gradient(180deg, var(--kn-bg), var(--kn-bg-deep));
}

.kn-cta h2 {
  color: var(--kn-text-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin: 0 0 0.75rem;
}

.kn-cta p {
  color: var(--kn-text-muted);
  max-width: 32rem;
  margin: 0 auto 1.75rem;
}

.kn-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* Reveal animation */
.kn-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.kn-reveal.in {
  opacity: 1;
  transform: none;
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .kn-scroll-hint,
  .kn-scroll-hint span::after,
  .kn-reveal,
  .kn-chapter-media img {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }
  .kn-reveal {
    opacity: 1;
  }
}