/* =============================================================
   components.css — reusable UI primitives
   Buttons · Header · Cursor · Media · Cards · Form · Footer
   ============================================================= */

/* ---------------------------------------------------------------
   BUTTON
   --------------------------------------------------------------- */
.btn {
  --btn-bg: var(--blue);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 26px;
  border-radius: 99px;
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  isolation: isolate;
  transition:
    transform 0.35s var(--ease),
    box-shadow 0.35s var(--ease),
    background-color 0.35s var(--ease),
    border-color 0.35s var(--ease),
    color 0.35s var(--ease);
}

.btn--sm { padding: 11px 20px; font-size: 0.85rem; }
.btn--lg { padding: 18px 32px; font-size: 1rem; }
.btn--block { display: flex; width: 100%; }

/* Primary */
.btn--primary {
  background: linear-gradient(135deg, var(--blue-bright) 0%, var(--blue) 58%, #0e6fd0 100%);
  color: #fff;
  box-shadow: 0 14px 34px -16px rgba(21, 155, 255, 0.75);
  overflow: hidden;
}
.btn--primary::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(135deg, #35a8ff 0%, var(--blue-bright) 55%, #1a7fe0 100%);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 22px 50px -18px rgba(21, 155, 255, 0.9);
}
.btn--primary:hover::before,
.btn--primary:focus-visible::before { opacity: 1; }
.btn--primary:hover .btn__arrow svg,
.btn--primary:focus-visible .btn__arrow svg { animation: arrowNudge 1.1s var(--ease) infinite; }

/* Ghost */
.btn--ghost {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--border-strong);
  color: var(--text);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.btn--ghost:hover,
.btn--ghost:focus-visible {
  transform: translateY(-3px);
  border-color: var(--border-blue);
  color: #fff;
  background: var(--blue-softer);
  box-shadow: var(--shadow-blue);
}

.btn:active { transform: translateY(-1px) scale(0.99); }

.btn__arrow {
  display: grid;
  place-items: center;
  width: 18px; height: 18px;
  transition: transform 0.35s var(--ease);
}
.btn__arrow svg { width: 100%; height: 100%; }
.btn:hover .btn__arrow { transform: translateX(3px); }

.btn--primary .btn__arrow { transform: translateX(0); }
.btn--primary:hover .btn__arrow { transform: translateX(3px); }

/* ---------------------------------------------------------------
   HEADER / NAV
   --------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-header);
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background-color 0.45s var(--ease),
    border-color 0.45s var(--ease),
    backdrop-filter 0.45s var(--ease),
    box-shadow 0.45s var(--ease);
  transform: translateY(-100%);
  opacity: 0;
}

.site-header.is-ready {
  transform: translateY(0);
  opacity: 1;
  transition:
    transform 0.85s var(--ease-out) 0.15s,
    opacity 0.85s var(--ease-out) 0.15s,
    background-color 0.45s var(--ease),
    border-color 0.45s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(6, 19, 33, 0.82);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--border);
  box-shadow: 0 14px 40px -30px rgba(0, 0, 0, 0.9);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100% - (var(--gutter) * 2), var(--container));
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.brand__mark {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  flex: none;
  color: var(--blue-bright);
  border-radius: 13px;
  background: linear-gradient(160deg, rgba(21, 155, 255, 0.18), rgba(21, 155, 255, 0.04));
  border: 1px solid var(--border-blue);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.brand__mark svg { width: 26px; height: 26px; }
.brand:hover .brand__mark {
  transform: rotate(-6deg) scale(1.05);
  box-shadow: 0 0 26px -6px rgba(21, 155, 255, 0.7);
}
.brand__text { display: grid; min-width: 0; }
.brand__name {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  line-height: 1.2;
  white-space: nowrap;
}
.brand__sub {
  font-size: 0.615rem;
  font-weight: 600;
  letter-spacing: 0.19em;
  text-transform: uppercase;
  color: var(--text-3);
  line-height: 1.5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Desktop nav */
.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  position: relative;
  display: block;
  padding: 10px 15px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  border-radius: 8px;
  transition: color 0.3s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 15px;
  right: 15px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--blue-bright);
  box-shadow: 0 0 12px rgba(21, 155, 255, 0.9);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.4s var(--ease-out);
}
.nav__link:hover { color: var(--white); }
.nav__link:hover::after { transform: scaleX(0.45); }
.nav__link.is-active { color: var(--white); font-weight: 600; }
.nav__link.is-active::after { transform: scaleX(1); }

/* Hamburger */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
  border: 1px solid var(--border-strong);
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.nav-toggle:hover { border-color: var(--border-blue); background: var(--blue-softer); }
.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 17px;
}
.nav-toggle__bars i {
  display: block;
  height: 1.6px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.35s var(--ease), opacity 0.25s var(--ease), width 0.35s var(--ease);
}
.nav-toggle__bars i:nth-child(2) { width: 70%; }
.nav-toggle__bars i:nth-child(3) { width: 85%; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1) { transform: translateY(5.6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3) { width: 100%; transform: translateY(-5.6px) rotate(-45deg); }

/* Mobile panel */
.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 0;
  z-index: -1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
  padding: 40px var(--gutter) 48px;
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(22, 137, 245, 0.16), transparent 70%),
    rgba(6, 19, 33, 0.97);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease-out);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.mobile-nav[hidden] { display: none; }
.mobile-nav.is-open { opacity: 1; transform: translateY(0); }

.mobile-nav__list { display: grid; gap: 2px; }
.mobile-nav__link {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 16px 4px;
  font-size: clamp(1.5rem, 7vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  transition: color 0.3s var(--ease), padding-left 0.3s var(--ease);
}
.mobile-nav__link:hover,
.mobile-nav__link:focus-visible { color: var(--blue-bright); padding-left: 12px; }
.mobile-nav__idx {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-3);
}
.mobile-nav__mail {
  font-size: 0.9rem;
  color: var(--text-2);
  text-align: center;
  word-break: break-all;
}

/* ---------------------------------------------------------------
   CUSTOM CURSOR
   --------------------------------------------------------------- */
.cursor {
  position: fixed;
  inset: 0;
  z-index: var(--z-cursor);
  pointer-events: none;
  display: none;
}
html.has-cursor .cursor { display: block; }
html.has-cursor,
html.has-cursor * { cursor: none !important; }

.cursor__dot,
.cursor__ring {
  position: absolute;
  top: 0; left: 0;
  border-radius: 50%;
  will-change: transform;
}
.cursor__dot {
  width: 7px; height: 7px;
  margin: -3.5px 0 0 -3.5px;
  background: var(--blue-bright);
  box-shadow: 0 0 12px 2px rgba(21, 155, 255, 0.95);
  transition: opacity 0.3s var(--ease), transform 0.2s var(--ease);
}
.cursor__ring {
  width: 40px; height: 40px;
  margin: -20px 0 0 -20px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(21, 155, 255, 0.55);
  background: rgba(21, 155, 255, 0.06);
  transition:
    width 0.4s var(--ease-out),
    height 0.4s var(--ease-out),
    margin 0.4s var(--ease-out),
    background-color 0.4s var(--ease),
    border-color 0.4s var(--ease),
    box-shadow 0.4s var(--ease),
    opacity 0.3s var(--ease);
}
.cursor__label {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: #fff;
  opacity: 0;
  transform: scale(0.7);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease-out);
}

/* Hover states driven by [data-cursor-state] */
.cursor[data-state="link"] .cursor__ring {
  width: 58px; height: 58px;
  margin: -29px 0 0 -29px;
  border-color: rgba(21, 155, 255, 0.85);
  background: rgba(21, 155, 255, 0.13);
  box-shadow: 0 0 26px -4px rgba(21, 155, 255, 0.6);
}
.cursor[data-state="button"] .cursor__ring {
  width: 66px; height: 66px;
  margin: -33px 0 0 -33px;
  border-color: rgba(21, 155, 255, 0.9);
  background: rgba(21, 155, 255, 0.1);
  box-shadow: 0 0 30px -4px rgba(21, 155, 255, 0.7);
}
.cursor[data-state="button"] .cursor__dot { transform: scale(0.45); }
.cursor[data-state="label"] .cursor__ring {
  width: 84px; height: 84px;
  margin: -42px 0 0 -42px;
  border-color: rgba(21, 155, 255, 0.9);
  background: var(--blue);
  box-shadow: 0 0 34px -4px rgba(21, 155, 255, 0.85);
}
.cursor[data-state="label"] .cursor__label { opacity: 1; transform: scale(1); }
.cursor[data-state="label"] .cursor__dot { opacity: 0; }
.cursor[data-state="hidden"] .cursor__ring,
.cursor[data-state="hidden"] .cursor__dot { opacity: 0; }

/* ---------------------------------------------------------------
   MEDIA / IMAGE PLACEHOLDER
   Replace the inner .media__inner with an <img> when a photo is ready.
   --------------------------------------------------------------- */
.media {
  position: relative;
  margin: 0;
  display: block;
}

.media__frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(165deg, rgba(22, 137, 245, 0.10) 0%, rgba(13, 28, 44, 0.9) 46%, rgba(6, 19, 33, 0.96) 100%);
  border: 1px solid var(--border-blue);
  box-shadow: var(--shadow-lg), var(--shadow-blue);
  transition: transform 0.7s var(--ease-out), box-shadow 0.7s var(--ease-out), border-color 0.5s var(--ease);
}

.media__frame > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.media__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.65;
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, #000 10%, transparent 82%);
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, #000 10%, transparent 82%);
}

.media__glow {
  position: absolute;
  left: 50%; top: 58%;
  width: 78%; height: 62%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(21, 155, 255, 0.3) 0%, transparent 70%);
  filter: blur(26px);
  animation: glowBreathe 9s ease-in-out infinite;
}

.media__inner {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 8px;
  padding: 22px;
  text-align: center;
}

.media__icon {
  display: grid;
  place-items: center;
  width: 50px; height: 50px;
  margin-bottom: 4px;
  color: var(--blue-bright);
  border-radius: 15px;
  background: rgba(21, 155, 255, 0.1);
  border: 1px solid var(--border-blue);
}
.media__icon svg { width: 24px; height: 24px; }

.media__title {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--white);
}
.media__hint {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}
.media__code {
  max-width: 100%;
  padding: 4px 9px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid var(--border);
  font-size: 0.62rem;
  color: var(--text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Corner brackets */
.media__bracket {
  position: absolute;
  width: 20px; height: 20px;
  border: 1.6px solid var(--blue-bright);
  opacity: 0.85;
  pointer-events: none;
}
.media__bracket--tl { top: 12px;    left: 12px;   border-right: 0; border-bottom: 0; border-radius: 5px 0 0 0; }
.media__bracket--tr { top: 12px;    right: 12px;  border-left: 0;  border-bottom: 0; border-radius: 0 5px 0 0; }
.media__bracket--bl { bottom: 12px; left: 12px;   border-right: 0; border-top: 0;    border-radius: 0 0 0 5px; }
.media__bracket--br { bottom: 12px; right: 12px;  border-left: 0;  border-top: 0;    border-radius: 0 0 5px 0; }

.media__caption {
  margin-top: 10px;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  text-align: center;
}

/* Hover sheen for project media */
.media__sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 32%, rgba(255, 255, 255, 0.14) 48%, transparent 62%);
  transform: translateX(-120%);
  transition: transform 0.9s var(--ease-out);
  pointer-events: none;
}

/* ---------------------------------------------------------------
   SERVICE CARD
   --------------------------------------------------------------- */
.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px 26px 30px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(168deg, rgba(19, 41, 64, 0.9) 0%, var(--card) 58%, rgba(10, 25, 40, 0.94) 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  isolation: isolate;
  transition:
    transform 0.45s var(--ease-out),
    border-color 0.45s var(--ease),
    box-shadow 0.45s var(--ease);
}

/* Soft blue wash that fades in on hover */
.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse 120% 80% at 50% -10%, rgba(22, 137, 245, 0.24), transparent 62%);
  opacity: 0;
  transition: opacity 0.45s var(--ease);
}
/* Top edge light */
.service-card::after {
  content: "";
  position: absolute;
  top: 0; left: 14%;
  right: 14%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-bright), transparent);
  opacity: 0;
  transition: opacity 0.45s var(--ease);
}

.service-card:hover,
.service-card:focus-within {
  transform: translateY(-6px);
  border-color: var(--border-blue);
  box-shadow: var(--shadow), var(--shadow-blue);
}
.service-card:hover::before,
.service-card:focus-within::before { opacity: 1; }
.service-card:hover::after,
.service-card:focus-within::after { opacity: 1; }

.service-card__icon {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  flex: none;
  color: var(--blue-bright);
  border-radius: 15px;
  background: linear-gradient(160deg, rgba(21, 155, 255, 0.18), rgba(21, 155, 255, 0.04));
  border: 1px solid var(--border-blue);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07);
  transition: transform 0.45s var(--ease-out), box-shadow 0.45s var(--ease), color 0.45s var(--ease);
}
.service-card__icon svg { width: 25px; height: 25px; }
.service-card:hover .service-card__icon {
  transform: scale(1.09) translateY(-2px);
  box-shadow: 0 12px 28px -14px rgba(21, 155, 255, 0.9);
  color: #58b6ff;
}

.service-card__title {
  font-size: 1.14rem;
  font-weight: 700;
  letter-spacing: -0.022em;
  color: var(--white);
}

.service-card__desc {
  color: var(--text-2);
  font-size: 0.925rem;
  line-height: 1.72;
  padding-right: 22px;
}

.service-card__arrow {
  position: absolute;
  right: 22px;
  bottom: 24px;
  width: 32px; height: 32px;
  display: grid;
  place-items: center;
  color: var(--blue-bright);
  border-radius: 50%;
  background: rgba(21, 155, 255, 0.12);
  border: 1px solid var(--border-blue);
  opacity: 0;
  transform: translate(-6px, 6px) scale(0.8);
  transition: opacity 0.4s var(--ease), transform 0.45s var(--ease-out);
}
.service-card__arrow svg { width: 15px; height: 15px; }
.service-card:hover .service-card__arrow,
.service-card:focus-within .service-card__arrow {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

.service-card__idx {
  position: absolute;
  top: 20px;
  right: 22px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.14);
  transition: color 0.45s var(--ease);
}
.service-card:hover .service-card__idx { color: rgba(21, 155, 255, 0.45); }

/* ---------------------------------------------------------------
   PROJECT CARD
   --------------------------------------------------------------- */
/* Grid items stretch by default; making them flex containers lets the inner
   card fill the row height so every card in a row matches exactly, even when
   the body copy wraps to a different number of lines. */
.service-card,
.project-card {
  display: flex;
  flex-direction: column;
}

.project-card article {
  position: relative;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  background: linear-gradient(168deg, rgba(19, 41, 64, 0.72) 0%, var(--card) 60%, rgba(10, 25, 40, 0.92) 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition:
    transform 0.5s var(--ease-out),
    border-color 0.5s var(--ease),
    box-shadow 0.5s var(--ease);
}
.project-card:hover article,
.project-card:focus-within article {
  transform: translateY(-6px);
  border-color: var(--border-blue);
  box-shadow: var(--shadow), var(--shadow-blue);
}

.media--project .media__frame {
  border-radius: 0;
  border: 0;
  border-bottom: 1px solid var(--border);
  box-shadow: none;
  aspect-ratio: 16 / 10;
  transition: none;
}
.media--project .media__code { font-size: 0.6rem; }

.project-card__overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(6, 19, 33, 0.35) 0%, rgba(6, 19, 33, 0.82) 100%);
  opacity: 0;
  transition: opacity 0.45s var(--ease);
}
.project-card__overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 90% 70% at 50% 100%, rgba(22, 137, 245, 0.38), transparent 70%);
}
.project-card__cta {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 99px;
  background: var(--blue);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: 0 16px 34px -14px rgba(21, 155, 255, 0.9);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s var(--ease), transform 0.45s var(--ease-out);
}
.project-card__cta svg { width: 16px; height: 16px; }

.project-card:hover .project-card__overlay,
.project-card:focus-within .project-card__overlay { opacity: 1; }
.project-card:hover .project-card__cta,
.project-card:focus-within .project-card__cta { opacity: 1; transform: translateY(0); }

.project-card:hover .media--project .media__frame > img,
.project-card:focus-within .media--project .media__frame > img { transform: scale(1.07); }
.project-card:hover .media__sheen,
.project-card:focus-within .media__sheen { transform: translateX(120%); }
.media--project .media__frame > img { transition: transform 0.8s var(--ease-out); }

.project-card__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 24px 28px;
  flex: 1;
}
.project-card__cat {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-bright);
}
.project-card__title {
  font-size: 1.16rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  transition: transform 0.45s var(--ease-out);
}
.project-card:hover .project-card__title { transform: translateY(-2px); }
.project-card__desc {
  color: var(--text-2);
  font-size: 0.915rem;
  line-height: 1.7;
}

/* ---------------------------------------------------------------
   SOCIALS
   --------------------------------------------------------------- */
.socials { display: flex; flex-wrap: wrap; gap: 10px; }

.social {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-2);
  font-size: 0.82rem;
  font-weight: 500;
  transition:
    transform 0.35s var(--ease),
    color 0.3s var(--ease),
    border-color 0.3s var(--ease),
    background-color 0.3s var(--ease),
    box-shadow 0.35s var(--ease);
}
.social svg { width: 17px; height: 17px; flex: none; }
.social:hover {
  transform: translateY(-3px);
  color: #fff;
  border-color: var(--border-blue);
  background: var(--blue-softer);
  box-shadow: 0 12px 26px -16px rgba(21, 155, 255, 0.8);
}

.social--icon { padding: 10px; }
.social--icon svg { width: 18px; height: 18px; }

/* Placeholder links get a subtle dashed affordance until real URLs exist */
.social[data-placeholder-link],
a[data-placeholder-link] { border-style: dashed; }

/* ---------------------------------------------------------------
   FORM
   --------------------------------------------------------------- */
.form {
  display: grid;
  gap: 20px;
  padding: clamp(24px, 3vw, 36px);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(168deg, rgba(19, 41, 64, 0.82) 0%, var(--card) 58%, rgba(10, 25, 40, 0.92) 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field { display: grid; gap: 8px; }

.field__label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-2);
}
.field__label span { color: var(--blue-bright); }

.field__input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(6, 19, 33, 0.65);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.95rem;
  transition:
    border-color 0.3s var(--ease),
    background-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.field__input::placeholder { color: #55647a; }
.field__input:hover { border-color: var(--border-strong); }
.field__input:focus {
  outline: none;
  border-color: var(--blue);
  background: rgba(6, 19, 33, 0.9);
  box-shadow: 0 0 0 3px rgba(21, 155, 255, 0.16);
}
.field__input--area { resize: vertical; min-height: 130px; line-height: 1.65; }

.field__select { position: relative; }
.field__select select { padding-right: 44px; cursor: pointer; }
.field__select select option { background: var(--bg-2); color: var(--text); }
.field__chevron {
  position: absolute;
  right: 16px;
  top: 50%;
  translate: 0 -50%;
  width: 17px; height: 17px;
  color: var(--text-3);
  pointer-events: none;
}
.field__chevron svg { width: 100%; height: 100%; }

.field.is-invalid .field__input {
  border-color: #ff6b6b;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.14);
}

.field__error {
  font-size: 0.78rem;
  font-weight: 500;
  color: #ff8a8a;
}
.field__error[hidden] { display: none; }

.form__footer {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.form__note {
  font-size: 0.78rem;
  color: var(--text-3);
  max-width: 34ch;
}

.form__status {
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0;
  min-height: 1.2em;
  transition: padding 0.3s var(--ease);
}
.form__status:not(:empty) {
  padding: 13px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
}
.form__status.is-ok {
  color: #b7e5c4;
  background: rgba(45, 190, 110, 0.1);
  border-color: rgba(45, 190, 110, 0.32);
}
.form__status.is-info {
  color: #b7d8f5;
  background: var(--blue-softer);
  border-color: var(--border-blue);
}

/* ---------------------------------------------------------------
   BACK TO TOP
   --------------------------------------------------------------- */
.to-top {
  position: fixed;
  right: clamp(16px, 2.4vw, 30px);
  bottom: clamp(16px, 2.4vw, 30px);
  z-index: var(--z-header);
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(140deg, var(--blue-bright), var(--blue));
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 18px 40px -18px rgba(21, 155, 255, 0.95);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px) scale(0.85);
  transition:
    opacity 0.35s var(--ease),
    transform 0.4s var(--ease-out),
    visibility 0.35s;
}
.to-top svg { width: 19px; height: 19px; }
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.to-top:hover { transform: translateY(-3px) scale(1.05); }

/* ---------------------------------------------------------------
   TOAST
   --------------------------------------------------------------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: var(--z-toast);
  max-width: min(520px, calc(100vw - 40px));
  padding: 15px 22px;
  border-radius: 14px;
  background: rgba(13, 28, 44, 0.97);
  border: 1px solid var(--border-blue);
  box-shadow: var(--shadow-lg);
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.6;
  transform: translate(-50%, 0);
  animation: toastIn 0.4s var(--ease-out) both;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.toast[hidden] { display: none; }

/* ---------------------------------------------------------------
   RESPONSIVE
   --------------------------------------------------------------- */
@media (max-width: 1023px) {
  .nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-header__actions .btn--primary { display: none; }
  .form__row { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .brand__sub { font-size: 0.56rem; letter-spacing: 0.16em; }
  .btn { padding: 14px 22px; font-size: 0.9rem; }
  .btn--lg { padding: 16px 26px; }
  .service-card { padding: 24px 22px 26px; }
  .form { padding: 22px 18px; border-radius: var(--radius-lg); }
  .to-top { width: 42px; height: 42px; }
  .toast { bottom: 24px; }
}