/* =========================================================
   ARCSTEEL — Experience polish layer
   Does not replace design tokens; only enhances UX.
   ========================================================= */

/* Loading lock */
html.as-loading {
  overflow: hidden;
}

/* Mobile nav open lock */
html.as-nav-open,
html.as-nav-open body {
  overflow: hidden;
  touch-action: none;
}

/* Enhanced loader */
.as-loader {
  background: #070708;
}

.as-loader__glow {
  position: absolute;
  width: min(420px, 70vw);
  height: min(420px, 70vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(193, 18, 31, 0.35), transparent 68%);
  filter: blur(30px);
  animation: as-loader-glow 2.4s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes as-loader-glow {
  from { transform: scale(0.92); opacity: 0.55; }
  to { transform: scale(1.12); opacity: 1; }
}

.as-loader__brand {
  width: min(260px, 72vw);
  margin: 0 auto 1.25rem;
  filter: drop-shadow(0 0 18px rgba(193, 18, 31, 0.45));
  animation: as-loader-logo 1.1s var(--as-ease) both;
}

.as-loader__brand img {
  display: block;
  width: 100%;
  height: auto;
}

.as-loader__mark {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.1rem;
  filter: drop-shadow(0 0 18px rgba(193, 18, 31, 0.55));
  animation: as-loader-logo 1.1s var(--as-ease) both;
}

.as-loader__mark img {
  width: 100%;
  height: 100%;
}

.as-loader__logo {
  animation: as-loader-logo 1.1s 0.08s var(--as-ease) both;
  text-shadow: 0 0 28px rgba(193, 18, 31, 0.35);
}

.as-loader__caption {
  margin: 0.35rem 0 1.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--as-gray);
  animation: as-loader-logo 1.1s 0.16s var(--as-ease) both;
}

@keyframes as-loader-logo {
  from { opacity: 0; transform: translateY(12px) scale(0.96); filter: blur(6px); }
  to { opacity: 1; transform: none; filter: blur(0); }
}

.as-loader.is-done {
  transition: opacity 0.65s var(--as-ease), visibility 0.65s var(--as-ease), filter 0.65s var(--as-ease);
  filter: blur(8px);
}

/* Page veil — fade + scale + blur */
.as-page-veil {
  background: rgba(7, 7, 8, 0.92);
  opacity: 0;
  transform: scale(1.02);
  transition:
    opacity 0.5s var(--as-ease),
    transform 0.5s var(--as-ease),
    visibility 0.5s var(--as-ease);
}

.as-page-veil.is-active {
  opacity: 1;
  transform: scale(1);
}

body.is-loaded #main {
  animation: as-page-enter 0.55s var(--as-ease) both;
}

@keyframes as-page-enter {
  from { opacity: 0; transform: translateY(10px); filter: blur(4px); }
  to { opacity: 1; transform: none; filter: blur(0); }
}

/* Global scroll progress (home.css also defines .as-progress) */
.as-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  z-index: 10001;
  background: linear-gradient(90deg, var(--as-red), #ff4d57);
  transform-origin: left;
  pointer-events: none;
  box-shadow: 0 0 12px var(--as-red-glow);
}

/* Back to top */
.as-totop {
  position: fixed;
  right: clamp(16px, 3vw, 28px);
  bottom: clamp(16px, 3vw, 28px);
  z-index: 950;
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--as-border-strong);
  background: rgba(15, 15, 16, 0.85);
  color: var(--as-white);
  backdrop-filter: blur(12px);
  box-shadow: var(--as-shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition:
    opacity var(--as-duration) var(--as-ease),
    visibility var(--as-duration) var(--as-ease),
    transform var(--as-duration) var(--as-ease),
    background var(--as-duration) var(--as-ease),
    border-color var(--as-duration) var(--as-ease);
}

.as-totop.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.as-totop:hover {
  background: var(--as-red);
  border-color: var(--as-red);
}

.as-totop svg {
  width: 18px;
  height: 18px;
}

/* Custom cursor — desktop only */
@media (hover: hover) and (pointer: fine) {
  body.has-cursor {
    cursor: none;
  }

  body.has-cursor a,
  body.has-cursor button,
  body.has-cursor input,
  body.has-cursor textarea,
  body.has-cursor select,
  body.has-cursor label,
  body.has-cursor [role="button"] {
    cursor: none;
  }

  .as-cursor {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10050;
    width: 10px;
    height: 10px;
    pointer-events: none;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
  }

  .as-cursor[hidden] {
    display: none !important;
  }

  .as-cursor:not([hidden]) {
    display: block;
  }

  .as-cursor__dot {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: #fff;
  }

  .as-cursor__ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 34px;
    height: 34px;
    margin: -17px 0 0 -17px;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    transition: width 0.25s var(--as-ease), height 0.25s var(--as-ease), margin 0.25s var(--as-ease), border-color 0.25s var(--as-ease);
  }

  .as-cursor.is-hover .as-cursor__ring {
    width: 52px;
    height: 52px;
    margin: -26px 0 0 -26px;
    border-color: var(--as-red);
  }

  .as-cursor.is-hover .as-cursor__dot {
    background: var(--as-red);
  }
}

/* Toast / success popup */
.as-toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 10020;
  transform: translateX(-50%) translateY(16px);
  min-width: min(420px, calc(100vw - 32px));
  padding: 1rem 1.25rem;
  border-radius: var(--as-radius-sm);
  background: rgba(20, 20, 22, 0.96);
  border: 1px solid rgba(193, 18, 31, 0.35);
  box-shadow: var(--as-shadow), 0 0 30px rgba(193, 18, 31, 0.15);
  color: var(--as-white);
  font-size: 0.925rem;
  font-weight: 600;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--as-ease), transform 0.35s var(--as-ease), visibility 0.35s var(--as-ease);
}

.as-toast.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Button shimmer */
.as-btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: -40%;
  width: 35%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.18), transparent);
  transform: skewX(-20deg);
  transition: left 0.7s var(--as-ease);
  pointer-events: none;
}

.as-btn:hover::after {
  left: 130%;
}

.as-btn:hover {
  transform: translateY(-2px) scale(1.02);
}

.as-btn--ghost:hover {
  transform: none;
}

.as-btn:active {
  transform: translateY(0) scale(0.985);
}

/* Stronger focus for a11y */
:focus-visible {
  outline: 2px solid var(--as-red);
  outline-offset: 3px;
}

.as-btn:focus-visible {
  outline-offset: 4px;
}

/* Image hover polish */
.as-split__visual img,
.as-bleed__bg img,
.as-article__cover img,
.as-family-card__media img,
.as-cat-card__media img,
.as-pcard__media img,
.as-blog-card__media img,
.as-showcase__media img {
  transition: transform 0.8s var(--as-ease), filter 0.8s var(--as-ease);
}

.as-split__visual:hover img,
.as-family-card:hover .as-family-card__media img,
.as-cat-card:hover .as-cat-card__media img,
.as-pcard:hover .as-pcard__media img,
.as-blog-card:hover .as-blog-card__media img,
.as-showcase__card:hover .as-showcase__media img {
  filter: brightness(1.06);
}

/* Icon micro-interactions */
.as-feature__icon,
.as-statement__icon,
.as-doc-card__icon,
.as-why__icon,
.as-mega__icon,
.as-sidebar__icon {
  transition: transform var(--as-duration) var(--as-ease), background var(--as-duration) var(--as-ease);
}

.as-feature:hover .as-feature__icon,
.as-statement:hover .as-statement__icon,
.as-doc-card:hover .as-doc-card__icon,
.as-why__item:hover .as-why__icon,
.as-mega__item:hover .as-mega__icon,
.as-sidebar__link:hover .as-sidebar__icon,
.as-sidebar__link.is-active .as-sidebar__icon {
  transform: scale(1.08) rotate(-4deg);
}

/* Floating labels */
.as-form__field {
  position: relative;
}

.as-form__field label {
  transition: color var(--as-duration-fast) var(--as-ease), transform var(--as-duration) var(--as-ease);
}

.as-form__field.is-focused label,
.as-form__field.is-filled label {
  color: var(--as-red);
}

.as-input {
  transition:
    border-color var(--as-duration-fast) var(--as-ease),
    box-shadow var(--as-duration-fast) var(--as-ease),
    background var(--as-duration-fast) var(--as-ease);
}

.as-input:focus {
  border-color: rgba(193, 18, 31, 0.65);
  box-shadow: 0 0 0 3px var(--as-red-glow);
  background: rgba(255, 255, 255, 0.02);
}

/* Lazy image reveal */
img[data-reveal-img] {
  opacity: 0;
  transform: scale(1.03);
  transition: opacity 0.7s var(--as-ease), transform 0.7s var(--as-ease);
}

img[data-reveal-img].is-shown {
  opacity: 1;
  transform: none;
}

/* Reveal stagger refinement */
[data-reveal] {
  transition-delay: var(--reveal-delay, 0s);
}

/* Mobile typography / spacing tune */
@media (max-width: 767.98px) {
  .as-heading--xl {
    font-size: clamp(2rem, 9vw, 2.75rem);
  }

  .as-heading--lg {
    font-size: clamp(1.75rem, 7vw, 2.25rem);
  }

  .as-page-hero {
    min-height: clamp(320px, 68vh, 460px);
  }

  .as-page-hero__title {
    font-size: clamp(2rem, 10vw, 2.75rem);
  }

  .as-hero__brand {
    font-size: clamp(2.45rem, 11.5vw, 3.15rem);
  }

  .as-section {
    padding: clamp(72px, 16vw, 110px) 0;
  }

  .as-btn-group {
    width: 100%;
  }

  .as-btn-group .as-btn {
    flex: 1 1 auto;
    justify-content: center;
  }

  .as-lead {
    max-width: none;
  }
}

/* Mega menu polish */
.as-mega,
.as-dropdown {
  transition:
    opacity 0.35s var(--as-ease),
    transform 0.35s var(--as-ease),
    visibility 0.35s var(--as-ease);
}

/* Skip link always reachable */
.as-skip:focus {
  top: 16px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .as-loader__glow,
  .as-loader__brand,
  .as-loader__mark,
  .as-loader__logo,
  .as-loader__caption,
  body.is-loaded #main {
    animation: none !important;
  }

  .as-page-veil,
  .as-totop,
  .as-toast,
  img[data-reveal-img] {
    transition: none !important;
  }

  body.has-cursor,
  body.has-cursor * {
    cursor: auto !important;
  }

  .as-cursor {
    display: none !important;
  }
}