/* ============================================
   KRIVIO — COMPONENTS: NAV / FOOTER / CURSOR / LOADER
   ============================================ */

/* ---------------------------------------------
   NAVBAR
--------------------------------------------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 2600; /* must sit above chatbot (1500), WhatsApp FAB (1400) and the proposal popup (1800) or the mobile slide-in menu renders underneath them */
  display: flex;
  align-items: center;
  background: rgba(250, 248, 245, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
}
.navbar.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.navbar__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  padding: 0 var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  font-size: var(--fs-md);
  letter-spacing: var(--ls-tight);
}
.navbar__logo img { height: 34px; width: 34px; }
.navbar__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.navbar__logo-text small {
  font-family: var(--font-body);
  font-weight: var(--fw-medium);
  font-size: 9px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-ink-faint);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  list-style: none;
  margin: 0; padding: 0;
}

.navbar__link {
  position: relative;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-ink-soft);
  padding: 0.4rem 0;
  transition: color var(--dur-fast) var(--ease-out);
}
.navbar__link::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 2px;
  background: var(--color-violet);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}
.navbar__link:hover,
.navbar__link.is-active {
  color: var(--color-ink);
}
.navbar__link:hover::after,
.navbar__link.is-active::after {
  transform: scaleX(1);
}

.navbar__cta { flex-shrink: 0; }

.navbar__burger {
  display: none;
  width: 40px; height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.navbar__burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}
.navbar__burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__burger.is-open span:nth-child(2) { opacity: 0; }
.navbar__burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.navbar__mobile {
  position: fixed;
  top: var(--nav-height); left: 0; right: 0; bottom: 0;
  background: rgba(246, 248, 252, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 2500; /* above chatbot/WhatsApp/popup, below navbar itself and the custom cursor layer */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease-in-out);
}
.navbar__mobile.is-open { transform: translateX(0); }

.navbar__mobile-links {
  flex: 1 1 auto;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
  padding: var(--space-4) var(--space-5) 0;
}
.navbar__mobile .navbar__link {
  font-size: var(--fs-lg);
  text-align: left;
  width: 100%;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  border-left: 3px solid transparent;
  padding-left: var(--space-3);
  margin-left: calc(var(--space-3) * -1);
}
.navbar__mobile .navbar__link::after { display: none; } /* underline hover effect doesn't suit a full-width row */
.navbar__mobile .navbar__link.is-active {
  border-left-color: var(--color-violet);
  background: var(--color-violet-tint);
  color: var(--color-ink);
  font-weight: var(--fw-semibold);
}

.navbar__mobile-footer {
  flex: 0 0 auto;
  padding: var(--space-4) var(--space-5) var(--space-5);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.navbar__mobile-footer .navbar__cta { width: 100%; justify-content: center; }

/* Shorter viewports (landscape phones, small Androids) — tighten spacing so
   every link stays visible and scrollable instead of being clipped. */
@media (max-height: 700px) {
  .navbar__mobile .navbar__link { font-size: var(--fs-md); padding: var(--space-2) 0 var(--space-2) var(--space-3); }
  .navbar__mobile-footer { padding: var(--space-3) var(--space-5); }
}
@media (max-height: 560px) {
  .navbar__mobile-links { padding-top: var(--space-2); }
  .navbar__mobile .navbar__link { font-size: var(--fs-sm); padding: var(--space-1) 0 var(--space-1) var(--space-3); }
}

@media (max-width: 900px) {
  .navbar__links, .navbar__cta.desktop-only { display: none; }
  .navbar__burger { display: flex; }
}

/* ---------------------------------------------
   FOOTER
--------------------------------------------- */
.footer {
  background: var(--color-ink);
  color: #E9E6F2;
  padding: var(--space-8) 0 var(--space-4);
  position: relative;
  overflow: hidden;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid rgba(233, 230, 242, 0.12);
}

.footer__brand { max-width: 300px; }
.footer__logo {
  display: flex; align-items: center; gap: var(--space-1);
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
  color: #fff;
  margin-bottom: var(--space-3);
}
.footer__logo img { height: 30px; width: 30px; }
.footer__tagline { color: #B7B2C9; font-size: var(--fs-sm); }
.footer__socials { display: flex; gap: 10px; margin-top: var(--space-3); }
.footer__social-icon {
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: #D6D2E5; transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.footer__social-icon:hover { background: var(--color-violet, #1E4FFF); color: #fff; transform: translateY(-2px); }

.footer__heading {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: #8A84A6;
  margin-bottom: var(--space-3);
}

.footer__links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.footer__links li { font-size: var(--fs-sm); color: #D6D2E5; }
.footer__links a { color: #D6D2E5; font-size: var(--fs-sm); transition: color var(--dur-fast) var(--ease-out); }
.footer__links a:hover { color: var(--color-violet); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  font-size: var(--fs-xs);
  color: #6F6989;
}

@media (max-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-5) var(--space-4); }
  .footer__bottom { flex-direction: column; gap: var(--space-2); text-align: center; }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; text-align: center; gap: var(--space-5); }
  .footer__brand { max-width: 100%; }
  .footer__socials { justify-content: center; }
  .footer__logo { justify-content: center; font-size: var(--fs-md); }
  .footer__tagline { font-size: var(--fs-xs); }
  .footer__heading { font-size: 11px; }
  .footer__links a { font-size: 13px; }
}

/* ---------------------------------------------
   PAGE LOADER (logo reveal → content fade in)
--------------------------------------------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--dur-slow) var(--ease-in-out),
              visibility var(--dur-slow) var(--ease-in-out);
}
.loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader__draw {
  width: 200px;
  height: auto;
  position: relative;
  overflow: visible;
}

.draw-path {
  animation: draw-in 0.55s var(--ease-out) forwards;
}
@keyframes draw-in {
  to { stroke-dashoffset: 0; }
}

.loader__pencil {
  animation: pencil-travel 2.9s var(--ease-in-out) infinite;
  opacity: 0.9;
}
@keyframes pencil-travel {
  0%   { transform: translate(20px, 40px) rotate(0deg); opacity: 0; }
  4%   { opacity: 1; }
  22%  { transform: translate(210px, 34px) rotate(0deg); }
  32%  { transform: translate(80px, 50px) rotate(35deg); }
  46%  { transform: translate(30px, 92px) rotate(35deg); }
  54%  { transform: translate(190px, 54px) rotate(-8deg); }
  68%  { transform: translate(190px, 80px) rotate(-8deg); }
  75%  { transform: translate(150px, 96px) rotate(60deg); }
  85%  { transform: translate(70px, 128px) rotate(60deg); }
  95%, 100% { transform: translate(70px, 128px) rotate(60deg); opacity: 0; }
}

/* Aperture-style signature divider, echoes the Krivio mark's petals */
.aperture-divider {
  width: 28px; height: 28px;
  margin: 0 auto var(--space-4);
  animation: loader-spin 4s linear infinite;
}
@keyframes loader-spin {
  0%   { transform: rotate(0deg) scale(0.92); }
  50%  { transform: rotate(190deg) scale(1); }
  100% { transform: rotate(360deg) scale(0.92); }
}

/* ---------------------------------------------
   CTA BANNER (shared across pages)
--------------------------------------------- */
.cta-banner {
  position: relative;
  background: var(--color-violet);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-5);
  text-align: center;
  overflow: hidden;
}
.cta-banner h2 { color: #fff; }
.cta-banner p { color: #DEDAFF; max-width: 480px; margin-inline: auto; }
.cta-banner .btn-primary {
  background: #fff;
  color: var(--color-violet);
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
  margin-top: var(--space-4);
}
.cta-banner .btn-primary:hover { background: #F1EFFF; transform: translateY(-2px); }

[data-magnetic] { display: inline-flex; }

/* ---------------------------------------------
   SCROLL REVEAL (fade-up utility, JS toggles .is-visible)
--------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
[data-reveal-stagger].is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

.cursor-trail {
  position: fixed;
  top: 0; left: 0;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--color-violet);
  pointer-events: none;
  z-index: 2998;
  transform: translate(-50%, -50%);
  will-change: transform, opacity;
}

.cursor-ripple {
  position: fixed;
  top: 0; left: 0;
  width: 10px; height: 10px;
  border: 1.5px solid var(--color-violet);
  border-radius: 50%;
  pointer-events: none;
  z-index: 2997;
  transform: translate(-50%, -50%);
  animation: ripple-out 0.6s var(--ease-out) forwards;
}
@keyframes ripple-out {
  0%   { width: 10px; height: 10px; opacity: 0.9; }
  100% { width: 60px; height: 60px; opacity: 0; }
}