/**
 * Studio 360 — Reusable UI components
 */

/* ===== Skip link ===== */
.s360-skip-link:focus {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1rem;
  clip: auto;
  width: auto;
  height: auto;
  margin: 0;
  background: var(--s360-gold);
  color: var(--s360-navy);
  font-weight: 600;
}


/* ===== Site header & nav ===== */
.s360-header {
  position: sticky;
  top: 0;
  z-index: 9000;
  isolation: isolate;
  background: rgba(18, 23, 33, 0.78);
  backdrop-filter: blur(var(--s360-glass-blur));
  -webkit-backdrop-filter: blur(var(--s360-glass-blur));
  border-bottom: 1px solid transparent;
  box-shadow:
    0 1px 0 rgba(212, 175, 55, 0.06),
    0 8px 32px rgba(0, 0, 0, 0.2);
}

.s360-header__inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--s360-header-height);
  padding-block: 0.75rem;
}

.s360-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  overflow: visible;
}

.s360-logo__img {
  display: block;
  height: 120px;
  width: auto;
  margin-block: -24px;
}

@media (min-width: 768px) {
  .s360-logo__img {
    height: 180px;
    margin-block: -42px;
  }
}

@media (min-width: 1180px) {
  .s360-logo__img {
    height: 220px;
    margin-block: -62px;
  }
}

.s360-nav-toggle {
  position: relative;
  z-index: 3;
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--s360-glass-border);
  border-radius: var(--s360-radius-sm);
  cursor: pointer;
  transition: border-color 0.3s ease;
}

.s360-nav-toggle:hover {
  border-color: rgba(212, 175, 55, 0.35);
}

.s360-nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  margin-inline: auto;
  background: var(--s360-white);
  border-radius: 1px;
  transition: transform 0.3s var(--s360-ease-out), opacity 0.2s ease;
}

.s360-nav-toggle[aria-expanded="true"] .s360-nav-toggle__bar:nth-child(2) {
  transform: rotate(45deg) translate(4px, 4px);
}

.s360-nav-toggle[aria-expanded="true"] .s360-nav-toggle__bar:nth-child(3) {
  opacity: 0;
}

.s360-nav-toggle[aria-expanded="true"] .s360-nav-toggle__bar:nth-child(4) {
  transform: rotate(-45deg) translate(4px, -4px);
}

.s360-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.s360-nav__list a:not(.s360-btn) {
  position: relative;
  color: var(--s360-white-muted);
  font-weight: 500;
  font-size: var(--s360-step--1);
  padding-bottom: 2px;
}

.s360-nav__list a:not(.s360-btn)::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--s360-gradient-gold);
  border-radius: 1px;
  transition: width 0.35s var(--s360-ease-out);
}

.s360-nav__list a:not(.s360-btn):hover {
  color: var(--s360-white);
}

.s360-nav__list a:not(.s360-btn):hover::after {
  width: 100%;
}

.s360-nav__item--has-sub {
  position: relative;
}

.s360-nav__sub {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 2147483647;
  min-width: 280px;
  margin: 0;
  padding: 0.5rem 0;
  list-style: none;
  background: var(--s360-glass-strong);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--s360-glass-border);
  border-radius: var(--s360-radius-sm);
  box-shadow: var(--s360-shadow-elevated);
}

.s360-nav__item--has-sub:hover .s360-nav__sub,
.s360-nav__item--has-sub:focus-within .s360-nav__sub {
  display: block;
}

.s360-nav__sub a {
  display: block;
  padding: 0.5rem 1rem;
}

.s360-nav__sub-toggle {
  background: none;
  border: none;
  color: var(--s360-white-muted);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  padding: 0;
}

.s360-nav__sub-toggle:hover {
  color: var(--s360-gold);
}

.s360-btn--nav {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}


/* ===== Footer ===== */
.s360-footer {
  position: relative;
  margin-top: auto;
  padding: clamp(3rem, 5vw, 4.5rem) 0 0;
  border-top: 1px solid transparent;
  background: linear-gradient(180deg, var(--s360-navy) 0%, rgba(12, 15, 22, 1) 100%);
  overflow: hidden;
}

.s360-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.4), rgba(75, 44, 94, 0.35), transparent);
}

.s360-footer__glow {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: min(700px, 90vw);
  height: 240px;
  background: radial-gradient(ellipse at center, rgba(212, 175, 55, 0.08), transparent 70%);
  pointer-events: none;
}

.s360-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .s360-footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
  }
}

.s360-footer__brand {
  max-width: 460px;
}

.s360-footer__logo {
  display: inline-flex;
  align-items: center;
  overflow: visible;
}

.s360-footer__logo img {
  height: 150px;
  width: auto;
  margin-block: -45px;
  opacity: 0.85;
  transition: opacity 0.3s ease;
}

.s360-footer__logo:hover img {
  opacity: 1;
}

.s360-footer__tagline {
  margin: 1rem 0 0;
  font-size: var(--s360-step--1);
  color: var(--s360-white-muted);
  line-height: 1.6;
}

.s360-footer__heading {
  margin: 0 0 1rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--s360-gold);
  opacity: 0.8;
}

.s360-footer__links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.s360-footer__links li {
  margin-bottom: 0.5rem;
}

.s360-footer__links a {
  font-size: var(--s360-step--1);
  color: var(--s360-white-muted);
  transition: color 0.25s ease;
}

.s360-footer__links a:hover {
  color: var(--s360-white);
}

.s360-footer__bottom {
  margin-top: clamp(2rem, 4vw, 3.5rem);
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.s360-footer__bottom-inner {
  text-align: center;
}

.s360-footer__copy {
  margin: 0;
  font-size: var(--s360-step--1);
  color: rgba(245, 245, 245, 0.4);
}

.s360-footer__copy a {
  color: rgba(245, 245, 245, 0.55);
}

.s360-footer__copy a:hover {
  color: var(--s360-gold);
}


/* ===== Buttons ===== */
.s360-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  font-family: var(--s360-font-heading);
  font-size: var(--s360-step--1);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  border: none;
  border-radius: var(--s360-radius-sm);
  cursor: pointer;
  overflow: hidden;
  transition:
    transform var(--s360-duration) var(--s360-ease-out),
    box-shadow var(--s360-duration) var(--s360-ease-out),
    background var(--s360-duration) var(--s360-ease-out);
}

.s360-btn:focus-visible {
  outline: 2px solid var(--s360-gold);
  outline-offset: 3px;
}

.s360-btn--primary {
  color: var(--s360-navy);
  background: var(--s360-gradient-gold);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.35) inset,
    0 -1px 0 rgba(0, 0, 0, 0.12) inset,
    var(--s360-shadow-card);
}

.s360-btn--primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--s360-gradient-gold-shine);
  transform: translateX(-120%);
  transition: transform 0.55s var(--s360-ease-out);
  pointer-events: none;
}

.s360-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--s360-glow-gold), var(--s360-shadow-elevated);
}

.s360-btn--primary:hover::after {
  transform: translateX(120%);
}

.s360-btn--secondary {
  color: var(--s360-gold);
  background: transparent;
  border: 2px solid var(--s360-gold);
}

.s360-btn--secondary:hover {
  background: var(--s360-gold-muted);
}

.s360-btn--ghost {
  color: var(--s360-white);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--s360-glass-border);
}

.s360-btn--ghost:hover {
  border-color: rgba(212, 175, 55, 0.45);
  background: var(--s360-gold-muted);
}

.s360-btn--compact {
  min-height: 44px;
  padding: 0.5rem 1.25rem;
  font-size: 0.8125rem;
}

.s360-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}


/* ===== Cards — glass ===== */
.s360-card {
  position: relative;
  background: var(--s360-glass);
  backdrop-filter: blur(var(--s360-glass-blur));
  -webkit-backdrop-filter: blur(var(--s360-glass-blur));
  border: 1px solid var(--s360-glass-border);
  border-radius: var(--s360-radius);
  box-shadow: var(--s360-shadow-card);
  transition:
    transform var(--s360-duration-slow) var(--s360-ease-out),
    box-shadow var(--s360-duration-slow) var(--s360-ease-out),
    border-color var(--s360-duration) var(--s360-ease-out);
}

.s360-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: 0 1px 0 var(--s360-glass-highlight) inset;
}

.s360-card:hover {
  transform: scale(1.015);
  border-color: rgba(212, 175, 55, 0.22);
  box-shadow: var(--s360-glow-gold), var(--s360-shadow-elevated);
}

.s360-card--static:hover {
  transform: none;
  border-color: var(--s360-glass-border);
  box-shadow: var(--s360-shadow-card);
}


/* ===== Form elements ===== */
.s360-input {
  display: block;
  width: 100%;
  padding: 0.7rem 0.85rem;
  font-family: var(--s360-font-body);
  font-size: var(--s360-step-0);
  color: var(--s360-white);
  background: rgba(18, 23, 33, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--s360-radius-sm);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.s360-input::placeholder {
  color: rgba(245, 245, 245, 0.3);
}

.s360-input:focus {
  outline: none;
  border-color: rgba(212, 175, 55, 0.5);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12), 0 0 20px rgba(212, 175, 55, 0.06);
}

.s360-label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: var(--s360-step--1);
  font-weight: 500;
  color: var(--s360-white-muted);
}


/* ===== Badges ===== */
.s360-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.8rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(212, 175, 55, 0.18) 0%, rgba(212, 175, 55, 0.08) 100%);
  color: var(--s360-gold);
  border: 1px solid rgba(212, 175, 55, 0.35);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08) inset, 0 2px 8px rgba(0, 0, 0, 0.15);
}

.s360-badge--bonus {
  background: linear-gradient(180deg, rgba(75, 44, 94, 0.55) 0%, rgba(212, 175, 55, 0.12) 100%);
  border-color: var(--s360-plum);
  color: var(--s360-white);
}


/* ===== Browser frame (shared) ===== */
.s360-browser-frame {
  position: relative;
  border-radius: var(--s360-radius-lg);
  overflow: hidden;
  background: var(--s360-navy-mid);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.25),
    0 16px 48px rgba(0, 0, 0, 0.35),
    0 0 0 1px rgba(255, 255, 255, 0.06);
}

.s360-browser-frame__chrome {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(18, 23, 33, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.s360-browser-frame__dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.s360-browser-frame__dot:nth-child(1) { background: rgba(255, 95, 87, 0.7); }
.s360-browser-frame__dot:nth-child(2) { background: rgba(255, 189, 46, 0.7); }
.s360-browser-frame__dot:nth-child(3) { background: rgba(39, 201, 63, 0.7); }

.s360-browser-frame__viewport {
  position: relative;
  aspect-ratio: 16 / 9.5;
  overflow: hidden;
  background: var(--s360-navy-mid);
}


/* ===== Modal ===== */
.s360-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--s360-duration) var(--s360-ease-out),
    visibility var(--s360-duration) var(--s360-ease-out);
}

.s360-modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.s360-modal-backdrop[hidden] {
  display: none;
}

.s360-modal-backdrop:not([hidden]) {
  display: flex;
}

.s360-modal {
  width: min(720px, 100%);
  max-height: min(90vh, 800px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--s360-glass-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--s360-glass-border);
  border-radius: var(--s360-radius-lg);
  box-shadow: var(--s360-shadow-elevated);
  transform: scale(0.96);
  transition: transform var(--s360-duration) var(--s360-ease-out);
}

.s360-modal-backdrop.is-open .s360-modal {
  transform: scale(1);
}

.s360-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--s360-glass-border);
}

.s360-modal__title {
  margin: 0;
  font-size: var(--s360-step-2);
}

.s360-modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--s360-white-muted);
  background: transparent;
  border: none;
  border-radius: var(--s360-radius-sm);
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}

.s360-modal__close:hover {
  color: var(--s360-white);
  background: rgba(255, 255, 255, 0.08);
}

.s360-modal__body {
  flex: 1;
  overflow: auto;
  padding: 0;
}

.s360-modal__body iframe {
  display: block;
  width: 100%;
  min-height: 480px;
  border: 0;
}


/* ===== Section divider ===== */
.s360-divider {
  width: 100%;
  height: 1px;
  border: none;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.3), transparent);
}


/* ===== Ambient glow (reusable) ===== */
.s360-ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.15;
}


/* ===== Mobile navigation ===== */
@media (max-width: 1024px) {
  body.s360-body--nav-open .s360-header {
    z-index: 2147483647;
  }

  body.s360-body--nav-open {
    overflow: hidden;
  }

  .s360-nav-toggle {
    display: flex;
  }

  .s360-header__inner {
    position: static;
  }

  .s360-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    z-index: 2;
    min-height: calc(100vh - var(--s360-header-height));
    max-height: calc(100vh - var(--s360-header-height));
    padding: 1.5rem;
    background: rgba(18, 23, 33, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--s360-glass-border);
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition:
      transform 0.35s var(--s360-ease-out),
      visibility 0s linear 0.35s;
    overflow-y: auto;
  }

  .s360-nav.is-open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
    transition:
      transform 0.35s var(--s360-ease-out),
      visibility 0s linear 0s;
  }

  .s360-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .s360-nav__list a:not(.s360-btn) {
    display: block;
    padding: 0.65rem 0;
    font-size: var(--s360-step-0);
  }

  .s360-nav__list a:not(.s360-btn)::after {
    display: none;
  }

  .s360-nav__sub {
    position: static;
    display: block;
    border: none;
    box-shadow: none;
    padding-left: 1rem;
    background: transparent;
    backdrop-filter: none;
  }

  .s360-nav__item--has-sub:hover .s360-nav__sub {
    display: block;
  }
}