/* ============================================================
   KALSKIID — shared styles
   Minimal glass × bilingual EN/БГ
   ============================================================ */

:root {
  /* DAY — warm paper */
  --d-bg-1: #f5f3ef;
  --d-bg-2: #eceae4;
  --d-bg-3: #e3e0d8;
  --d-ink: #1a1a1c;
  --d-ink-soft: #6e6e72;
  --d-glass: rgba(255, 255, 255, 0.55);
  --d-glass-border: rgba(255, 255, 255, 0.85);
  --d-glass-stroke: rgba(26, 26, 28, 0.07);
  --d-accent: #8a7d65;
  --d-accent-2: #a69880;
  --d-accent-3: #6e6350;

  /* NIGHT — ink */
  --n-bg-1: #09090b;
  --n-bg-2: #111113;
  --n-bg-3: #1a1a1e;
  --n-ink: #eaeae8;
  --n-ink-soft: #6e6e78;
  --n-glass: rgba(255, 255, 255, 0.04);
  --n-glass-border: rgba(255, 255, 255, 0.10);
  --n-glass-stroke: rgba(255, 255, 255, 0.07);
  --n-accent: #c8b898;
  --n-accent-2: #d4c9b4;
  --n-accent-3: #a09480;

  /* live tokens — overridden by [data-mode] */
  --bg-1: var(--n-bg-1);
  --bg-2: var(--n-bg-2);
  --bg-3: var(--n-bg-3);
  --ink: var(--n-ink);
  --ink-soft: var(--n-ink-soft);
  --glass: var(--n-glass);
  --glass-border: var(--n-glass-border);
  --glass-stroke: var(--n-glass-stroke);
  --accent: var(--n-accent);
  --accent-2: var(--n-accent-2);
  --accent-3: var(--n-accent-3);

  /* fonts */
  --font-display: 'Unbounded', sans-serif;
  --font-body: 'Onest', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --blur: 24px;
  --r-sm: 14px;
  --r-md: 22px;
  --r-lg: 34px;
  --r-xl: 48px;

  --shadow-glow: 0 30px 80px -20px rgba(0, 0, 0, 0.5),
                 0 8px 24px -8px rgba(0, 0, 0, 0.3);
}

[data-mode="day"] {
  --bg-1: var(--d-bg-1);
  --bg-2: var(--d-bg-2);
  --bg-3: var(--d-bg-3);
  --ink: var(--d-ink);
  --ink-soft: var(--d-ink-soft);
  --glass: var(--d-glass);
  --glass-border: var(--d-glass-border);
  --glass-stroke: var(--d-glass-stroke);
  --accent: var(--d-accent);
  --accent-2: var(--d-accent-2);
  --accent-3: var(--d-accent-3);
  --shadow-glow: 0 30px 80px -20px rgba(0, 0, 0, 0.12),
                 0 8px 24px -8px rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--bg-1);
  overflow-x: hidden;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  position: relative;
  transition: color 0.6s ease, background 0.6s ease;
}

/* ------------------------------------------------------------
   AURORA + BOKEH ATMOSPHERE
   ------------------------------------------------------------ */
.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
  background: var(--bg-1);
}

.atmosphere::before {
  content: '';
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(ellipse 60% 50% at 20% 30%, var(--bg-2) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 80% 70%, var(--bg-3) 0%, transparent 60%);
  animation: aurora 28s ease-in-out infinite alternate;
  filter: blur(40px);
}

@keyframes aurora {
  0%   { transform: translate(0, 0) rotate(0deg) scale(1); }
  50%  { transform: translate(-4%, 3%) rotate(8deg) scale(1.05); }
  100% { transform: translate(3%, -2%) rotate(-6deg) scale(1.02); }
}

.bokeh {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  mix-blend-mode: screen;
  opacity: 0.25;
  animation: drift 22s ease-in-out infinite alternate;
}
[data-mode="day"] .bokeh { mix-blend-mode: multiply; opacity: 0.12; }

.bokeh.b1 { width: 380px; height: 380px; top: 8%;  left: 6%;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%); animation-duration: 26s; }
.bokeh.b2 { width: 280px; height: 280px; top: 60%; left: 75%;
  background: radial-gradient(circle, var(--accent-2) 0%, transparent 70%); animation-duration: 32s; animation-delay: -4s; }
.bokeh.b3 { width: 460px; height: 460px; top: 35%; left: 40%;
  background: radial-gradient(circle, var(--accent-3) 0%, transparent 70%); animation-duration: 38s; animation-delay: -10s; }
.bokeh.b4 { display: none; }
.bokeh.b5 { display: none; }

@keyframes drift {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(80px, -60px); }
  100% { transform: translate(-40px, 40px); }
}

/* tiny dew particles */
.dew {
  position: absolute;
  width: 2px; height: 2px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  animation: float 18s linear infinite;
  opacity: 0.3;
}
@keyframes float {
  0%   { transform: translateY(110vh) translateX(0); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-10vh) translateX(40px); opacity: 0; }
}

/* ------------------------------------------------------------
   GLASS SURFACES
   ------------------------------------------------------------ */
.glass {
  position: relative;
  background: var(--glass);
  backdrop-filter: blur(var(--blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(160%);
  border: 1px solid var(--glass-stroke);
  border-radius: var(--r-md);
  box-shadow:
    inset 0 1px 0 var(--glass-border),
    inset 0 -1px 0 rgba(255,255,255,0.05),
    0 10px 40px -12px rgba(0,0,0,0.25);
  overflow: hidden;
}

.glass::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg,
    rgba(255,255,255,0.18) 0%,
    rgba(255,255,255,0.04) 40%,
    transparent 60%,
    rgba(255,255,255,0.06) 100%);
  -webkit-mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

/* iridescent specular highlight */
.glass::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 50%;
  height: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,0.15), transparent);
  pointer-events: none;
  border-radius: inherit;
}

/* ------------------------------------------------------------
   NAV
   ------------------------------------------------------------ */
.nav-shell {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: min(1180px, calc(100vw - 36px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px 10px 22px;
  border-radius: 999px;
  transition: transform 0.4s cubic-bezier(.2,.8,.2,1), box-shadow 0.4s ease;
}
.nav-shell.scrolled { box-shadow: var(--shadow-glow); }

.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}
.brand-mark {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  position: relative;
}
.brand-mark::after {
  content: '';
  position: absolute; inset: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
}

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  align-items: center;
}
.nav-links a {
  text-decoration: none;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 999px;
  transition: background 0.3s ease, color 0.3s ease;
  position: relative;
  letter-spacing: 0.01em;
}
.nav-links a:hover {
  background: rgba(255,255,255,0.18);
}
.nav-links a.active {
  background: rgba(255,255,255,0.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.4);
}
[data-mode="day"] .nav-links a:hover { background: rgba(255,255,255,0.6); }
[data-mode="day"] .nav-links a.active { background: rgba(255,255,255,0.7); }

.nav-actions { display: flex; gap: 8px; align-items: center; }

/* lang pill toggle */
.lang-toggle {
  display: inline-flex;
  background: rgba(0,0,0,0.18);
  border-radius: 999px;
  padding: 3px;
  position: relative;
  border: 1px solid var(--glass-stroke);
}
[data-mode="day"] .lang-toggle { background: rgba(255,255,255,0.5); }
.lang-toggle button {
  position: relative;
  z-index: 2;
  background: none;
  border: 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: color 0.3s;
}
.lang-toggle button.on { color: var(--ink); }
.lang-pill-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: calc(50% - 3px);
  height: calc(100% - 6px);
  background: var(--accent);
  border-radius: 999px;
  transition: transform 0.45s cubic-bezier(.2,.9,.25,1.1);
}
.lang-toggle.bg-on .lang-pill-thumb { transform: translateX(100%); }

/* mode toggle */
.mode-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--glass-stroke);
  background: rgba(255,255,255,0.12);
  color: var(--ink);
  cursor: pointer;
  display: grid; place-items: center;
  font-size: 15px;
  transition: transform 0.4s, background 0.3s;
}
[data-mode="day"] .mode-btn { background: rgba(255,255,255,0.55); }
.mode-btn:hover { transform: rotate(20deg) scale(1.05); }

/* ------------------------------------------------------------
   PAGE TRANSITION + LOADER
   ------------------------------------------------------------ */
.page-fade {
  animation: pageIn 0.9s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes pageIn {
  from { opacity: 0; filter: blur(14px); transform: translateY(8px); }
  to   { opacity: 1; filter: blur(0);    transform: translateY(0);   }
}

.page-out {
  animation: pageOut 0.5s ease both;
}
@keyframes pageOut {
  to { opacity: 0; filter: blur(20px); }
}

/* ------------------------------------------------------------
   TYPE PRIMITIVES
   ------------------------------------------------------------ */
.eyebrow {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '';
  width: 22px; height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.display {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.thin {
  font-family: var(--font-display);
  font-weight: 200;
  letter-spacing: -0.02em;
}

.glow-text {
  text-shadow:
    0 0 40px rgba(200,184,152,0.15);
}
[data-mode="day"] .glow-text {
  text-shadow: none;
}

/* ------------------------------------------------------------
   LENS FLARE DIVIDER
   ------------------------------------------------------------ */
.lens-flare {
  position: relative;
  height: 80px;
  display: flex;
  align-items: center;
  margin: 40px 0;
}
.lens-flare::before {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}
.lens-flare::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}
.lens-flare > .flare-core {
  width: 6px; height: 6px;
  border-radius: 50%;
  margin: 0 22px;
  background: var(--accent);
  opacity: 0.6;
  position: relative;
}
.lens-flare > .flare-core::before,
.lens-flare > .flare-core::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}
.lens-flare > .flare-core::before {
  width: 200px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border) 50%, transparent);
  opacity: 0.5;
}

/* ------------------------------------------------------------
   PHOTO PLACEHOLDER
   ------------------------------------------------------------ */
.photo-placeholder {
  position: relative;
  width: 100%;
  height: 100%;
  background:
    repeating-linear-gradient(135deg,
      rgba(255,255,255,0.04) 0 14px,
      rgba(0,0,0,0.05) 14px 28px),
    linear-gradient(135deg, var(--bg-2), var(--bg-3));
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  color: var(--ink);
}
.photo-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.18), transparent 60%);
  pointer-events: none;
}
.photo-placeholder .ph-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: rgba(0,0,0,0.5);
  color: white;
  padding: 5px 10px;
  margin: 12px;
  border-radius: 6px;
  z-index: 2;
  backdrop-filter: blur(8px);
}
.photo-placeholder.has-img { background: var(--bg-2); }
.photo-placeholder.has-img::after { display: none; }
.photo-placeholder.has-img .ph-tag { display: none; }
.photo-placeholder .ph-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
/* CMS bg image overlay for sections */
.has-bg-img { position: relative; }
.has-bg-img > * { position: relative; z-index: 2; }
.has-bg-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: inherit;
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  z-index: 1;
  border-radius: inherit;
  pointer-events: none;
}

/* ------------------------------------------------------------
   BUTTON
   ------------------------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(.2,.8,.2,1), box-shadow 0.3s;
  position: relative;
  letter-spacing: 0.01em;
}
.btn-primary {
  color: #fff;
  background: var(--accent);
  box-shadow:
    0 10px 30px -10px rgba(0,0,0,0.3),
    0 0 0 1px rgba(255,255,255,0.08);
}
[data-mode="day"] .btn-primary { color: #fff; }
.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow:
    0 18px 40px -10px rgba(0,0,0,0.35),
    0 0 0 1px rgba(255,255,255,0.12);
}
.btn-ghost {
  color: var(--ink);
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--glass-stroke);
  backdrop-filter: blur(12px);
}
[data-mode="day"] .btn-ghost { background: rgba(255,255,255,0.5); }
.btn-ghost:hover { transform: translateY(-2px); background: rgba(255,255,255,0.18); }
[data-mode="day"] .btn-ghost:hover { background: rgba(255,255,255,0.75); }

/* ------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------ */
.foot {
  margin: 80px 24px 24px;
  padding: 40px 36px;
  border-radius: var(--r-lg);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
}
.foot h4 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 14px;
}
.foot a { color: var(--ink); text-decoration: none; display: block; padding: 4px 0; font-size: 14px; opacity: 0.8; }
.foot a:hover { opacity: 1; }
.foot-copy {
  grid-column: 1 / -1;
  padding-top: 28px;
  border-top: 1px solid var(--glass-stroke);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}
.foot-tag {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: 36px;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 18px;
}
.foot-tag em {
  font-style: normal;
  font-weight: 700;
  color: var(--accent);
}

/* ------------------------------------------------------------
   MOBILE NAV
   ------------------------------------------------------------ */
.burger {
  display: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--glass-stroke);
  background: rgba(255,255,255,0.12);
  color: var(--ink);
  cursor: pointer;
  place-items: center;
  font-size: 18px;
  transition: transform 0.3s;
}
[data-mode="day"] .burger { background: rgba(255,255,255,0.55); }

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 101;
  background: var(--bg-1);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu a {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 28px;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  padding: 12px 24px;
  border-radius: var(--r-md);
  transition: background 0.2s;
}
.mobile-menu a:hover,
.mobile-menu a.active {
  background: rgba(255,255,255,0.1);
}
[data-mode="day"] .mobile-menu a:hover,
[data-mode="day"] .mobile-menu a.active {
  background: rgba(0,0,0,0.05);
}
.mobile-menu .mobile-close {
  position: absolute;
  top: 24px; right: 24px;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--glass-stroke);
  background: rgba(255,255,255,0.08);
  color: var(--ink);
  font-size: 22px;
  cursor: pointer;
  display: grid; place-items: center;
}
[data-mode="day"] .mobile-menu .mobile-close { background: rgba(255,255,255,0.5); }

@media (max-width: 860px) {
  .foot { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .burger { display: grid; }
  .mobile-menu { display: flex; }
}

/* ------------------------------------------------------------
   UTILITY
   ------------------------------------------------------------ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; position: relative; }

::selection { background: var(--accent); color: var(--bg-1); }

/* scroll bar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--glass-border); border-radius: 8px; }

/* small */
@media (max-width: 720px) {
  .nav-shell { padding: 8px 8px 8px 16px; }
  .brand span { display: none; }
  .section { padding: 60px 0; }
}

/* ============================================================
   INTERACTIVE LAYER — scroll progress, reveal, cursor, aperture
   ============================================================ */

/* Scroll progress (right edge thin line) */
.kal-scroll-progress {
  position: fixed;
  top: 0; right: 0;
  width: 2px;
  height: 100vh;
  z-index: 90;
  pointer-events: none;
  background: var(--glass-stroke);
}
.kal-scroll-progress > span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 0.05s linear;
  opacity: 0.6;
}

/* Reveal-on-scroll */
.kal-reveal {
  opacity: 0;
  transform: translateY(28px);
  filter: blur(8px);
  transition: opacity 0.9s cubic-bezier(.2,.8,.2,1),
              transform 0.9s cubic-bezier(.2,.8,.2,1),
              filter 0.9s cubic-bezier(.2,.8,.2,1);
  will-change: opacity, transform, filter;
}
.kal-revealed {
  opacity: 1;
  transform: none;
  filter: blur(0);
}
@media (prefers-reduced-motion: reduce) {
  .kal-reveal { opacity: 1; transform: none; filter: none; }
}

/* Magnetic lens cursor (desktop) — only when the custom cursor exists */
@media (hover: hover) and (pointer: fine) {
  body.kal-has-cursor { cursor: none; }
  body.kal-has-cursor a,
  body.kal-has-cursor button,
  body.kal-has-cursor .btn,
  body.kal-has-cursor input,
  body.kal-has-cursor textarea,
  body.kal-has-cursor select { cursor: none; }
  /* but keep text input usable */
  body.kal-has-cursor input[type="text"],
  body.kal-has-cursor input[type="email"],
  body.kal-has-cursor textarea { cursor: text; }
}
.kal-cursor {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s;
}
.kal-cursor.on { opacity: 1; }
.kal-cursor-dot,
.kal-cursor-ring {
  position: fixed; left: 0; top: 0;
  border-radius: 50%;
  pointer-events: none;
  will-change: transform;
}
.kal-cursor-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  z-index: 2;
  transition: width 0.2s, height 0.2s, opacity 0.2s;
}
.kal-cursor-ring {
  width: 36px; height: 36px;
  border: 1px solid var(--accent);
  opacity: 0.45;
  transition: width 0.4s cubic-bezier(.2,.8,.2,1),
              height 0.4s cubic-bezier(.2,.8,.2,1),
              opacity 0.3s,
              border-color 0.3s,
              background 0.3s;
}
.kal-cursor.hover .kal-cursor-dot {
  width: 0; height: 0; opacity: 0;
}
.kal-cursor.hover .kal-cursor-ring {
  width: 60px; height: 60px;
  background: rgba(200, 184, 152, 0.12);
  opacity: 0.9;
  border-color: var(--accent);
}

/* Aperture transition */
.kal-aperture {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  background: var(--bg-1);
  overflow: hidden;
}
.kal-blade {
  position: absolute;
  left: 50%; top: 50%;
  width: 200vmax; height: 200vmax;
  background: var(--bg-1);
  transform-origin: 0 0;
  transform: translate(-50%, -50%) rotate(calc(var(--i) * (360deg / var(--n)))) translateX(0);
  transition: transform 1.2s cubic-bezier(.7,0,.3,1);
  clip-path: polygon(0 0, 100% 0, 100% 50%, 0 50%);
}
.kal-aperture.open .kal-blade {
  transform: translate(-50%, -50%) rotate(calc(var(--i) * (360deg / var(--n)) + 60deg)) translateX(-110vmax);
}
@media (prefers-reduced-motion: reduce) {
  .kal-aperture { display: none; }
}

/* Marquee star spin keyframe */
@keyframes kal-spin {
  to { transform: rotate(360deg); }
}

/* Smoother feat-card transitions when tilt is active */
.feat-card,
.ig-card,
.tier,
.post-card {
  transition: transform 0.4s cubic-bezier(.2,.8,.2,1), box-shadow 0.4s ease;
  will-change: transform;
}

/* Film grain overlay */
.kal-grain {
  position: fixed;
  inset: -10%;
  z-index: 9997;
  pointer-events: none;
  opacity: 0.06;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.92' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.95  0 0 0 0 0.92  0 0 0 0 0.85  0 0 0 1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 240px 240px;
  animation: kal-grain-shift 1.6s steps(6) infinite;
}
[data-mode="day"] .kal-grain { opacity: 0.04; mix-blend-mode: multiply; }
@keyframes kal-grain-shift {
  0%   { transform: translate(0, 0); }
  20%  { transform: translate(-3%, 2%); }
  40%  { transform: translate(2%, -2%); }
  60%  { transform: translate(-2%, -3%); }
  80%  { transform: translate(3%, 1%); }
  100% { transform: translate(0, 0); }
}
@media (prefers-reduced-motion: reduce) { .kal-grain { display: none; } }

/* Mouse spotlight (warm soft halo behind content) */
.kal-spotlight {
  position: fixed;
  left: 0; top: 0;
  width: 600px; height: 600px;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  background: radial-gradient(circle, var(--accent) 0%, transparent 60%);
  opacity: 0.06;
  mix-blend-mode: screen;
  filter: blur(40px);
  will-change: transform;
}
[data-mode="day"] .kal-spotlight { opacity: 0.08; mix-blend-mode: multiply; }

/* Word-by-word hero reveal */
.hero-title .kal-word {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  line-height: 1;
}
.hero-title .kal-word-inner {
  display: inline-block;
  transform: translateY(110%) rotate(6deg);
  opacity: 0;
  transition: transform 1.1s cubic-bezier(.2,.8,.2,1), opacity 0.8s ease;
  transition-delay: var(--d, 0ms);
}
.hero-title.kal-words-in .kal-word-inner {
  transform: translateY(0) rotate(0);
  opacity: 1;
}

/* Film-strip drag cursor */
.ig-rail.kal-grabbing { cursor: grabbing; user-select: none; }
@media (hover: hover) and (pointer: fine) {
  .ig-rail { cursor: grab; }
}