/* ==========================================================
   VISTAAR — Components
   Floating navbar, buttons, cards, accordion, form, marquee
   ========================================================== */

/* ── Floating Navbar ──────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 7px 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(20, 20, 18, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  transition: top 0.4s var(--ease-out), background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.navbar.scrolled {
  top: 14px;
  background: rgba(14, 14, 13, 0.82);
  border-color: var(--color-accent-nav);
  box-shadow: var(--shadow-nav);
}

.navbar-logo {
  display: flex;
  align-items: center;
  padding-right: 8px;
  transition: opacity 0.25s ease;
}

.navbar-logo:hover {
  opacity: 0.72;
}

.navbar-logo img {
  width: 76px;
  height: auto;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 1px;
}

.navbar-link {
  padding: 8px 12px;
  border-radius: var(--radius-full);
  font-size: 13px;
  color: var(--color-nav-link);
  white-space: nowrap;
  transition: background 0.25s ease, color 0.25s ease;
}

.navbar-link:hover,
.navbar-link.active {
  background: var(--color-accent);
  color: var(--color-bg);
}

.navbar-cta {
  margin-left: 6px;
  padding: 9px 16px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.navbar-cta:hover {
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent-sm);
}

/* ── Mobile menu ──────────────────────────────────────────── */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform 0.3s var(--ease-out), opacity 0.2s ease;
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-nav) - 1);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s;
}

.mobile-nav.open {
  opacity: 1;
  visibility: visible;
}

.mobile-link {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 28px;
  letter-spacing: -0.02em;
  color: var(--color-text);
  padding: 12px 20px;
  transition: color 0.25s ease;
}

.mobile-link:hover {
  color: var(--color-accent);
}

.mobile-link-cta {
  margin-top: 16px;
  padding: 14px 26px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 18px;
}

.mobile-link-cta:hover {
  color: var(--color-bg);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 30px;
  border-radius: var(--radius-full);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s ease;
}

.btn-primary:hover {
  color: var(--color-bg);
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent-lg);
}

.btn-primary:disabled {
  opacity: 0.6;
  transform: none;
  box-shadow: none;
  cursor: not-allowed;
}

.btn-secondary {
  border: 1px solid var(--color-border-btn);
  color: var(--color-text);
  transition: border-color 0.3s ease, color 0.3s ease;
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-block {
  width: 100%;
  padding: 14px 22px;
  font-size: 15px;
}

/* ── Marquee ──────────────────────────────────────────────── */
.marquee {
  border-top: 1px solid var(--color-border-faint);
  border-bottom: 1px solid var(--color-border-faint);
  padding: 22px 0;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: vmarquee 26s linear infinite;
}

.marquee-group {
  display: flex;
  align-items: center;
  gap: 56px;
  padding-right: 56px;
}

.marquee-item {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--color-text-marquee);
  white-space: nowrap;
}

.marquee-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex: none;
}

/* ── About cards ──────────────────────────────────────────── */
.about-card {
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 28px;
  background: var(--color-card);
  transition: transform 0.4s var(--ease-out), border-color 0.4s ease;
}

.about-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-strong);
  border-left-color: var(--color-accent);
}

.about-card p {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text-soft);
}

/* ── Service cards ────────────────────────────────────────── */
.service-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 34px 30px 30px;
  background: var(--color-card-raised);
  transition: transform 0.45s var(--ease-out), border-color 0.35s ease, background 0.35s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-accent-line);
  background: var(--color-card-hover);
}

.service-card-number {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-ghost);
}

.service-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.02em;
  margin-top: 16px;
}

.service-card-desc {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text-faint);
}

.service-card-items {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

/* ── Why cards ────────────────────────────────────────────── */
.why-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  background: var(--color-card);
  transition: transform 0.45s var(--ease-out), border-color 0.35s ease;
}

.why-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent-edge);
}

.why-card-bar {
  width: 34px;
  height: 2px;
  background: var(--color-accent);
}

.why-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
  margin-top: 20px;
}

.why-card-desc {
  margin-top: 11px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text-faint);
}

/* ── Pricing cards ────────────────────────────────────────── */
.pricing-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 34px 30px;
  background: var(--color-card);
  transition: transform 0.45s var(--ease-out), border-color 0.35s ease;
}

.pricing-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-accent-edge);
}

.pricing-card-featured {
  border-color: var(--color-accent-strong);
  background: var(--color-card-raised);
  transition: transform 0.45s var(--ease-out), box-shadow 0.35s ease;
}

.pricing-card-featured:hover {
  border-color: var(--color-accent-strong);
  box-shadow: var(--shadow-accent-card);
}

.pricing-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-bg);
  background: var(--color-accent);
  padding: 5px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}

.pricing-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
}

.pricing-card-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 34px;
  letter-spacing: -0.03em;
  color: var(--color-accent);
  margin-top: 14px;
}

.price-from {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-label);
}

.pricing-card-desc {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text-faint);
}

/* ── Section → page link ──────────────────────────────────── */
.section-more {
  display: inline-flex;
  align-items: center;
  margin-top: 34px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
  transition: border-color 0.25s ease;
}

.section-more:hover {
  border-bottom-color: var(--color-accent);
}

.pricing-card-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.pricing-card-items {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.pricing-card .btn {
  margin-top: auto;
}

/* ── FAQ accordion ────────────────────────────────────────── */
.faq-list {
  margin-top: 48px;
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 4px;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--color-text);
  transition: color 0.25s ease;
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-icon {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1;
  color: var(--color-accent);
  flex: none;
  transition: transform 0.4s var(--ease-out);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.5s var(--ease-out), opacity 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 420px;
  opacity: 1;
}

.faq-answer p {
  margin-bottom: 26px;
  padding-right: 48px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-dim);
}

/* ── Contact links ────────────────────────────────────────── */
.contact-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-card);
  color: var(--color-text);
  transition: border-color 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}

.contact-link:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
  transform: translateX(6px);
}

.contact-link-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-label);
}

.contact-link-value {
  font-size: 16px;
  text-align: right;
}

/* ── Contact form ─────────────────────────────────────────── */
.contact-form-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: 34px;
  background: var(--color-card);
}

.contact-form-card form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 15px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-input);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 15px;
  transition: border-color 0.3s ease;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-faint);
}

.form-select {
  color: var(--color-text-faint);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239c9c95' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 18px center;
  padding-right: 44px;
}

.form-select.filled {
  color: var(--color-text);
}

.form-select option {
  background: var(--color-bg);
  color: var(--color-text);
}

.form-textarea {
  resize: vertical;
  min-height: 112px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  outline: none;
}

.contact-form-card .btn {
  margin-top: 6px;
  padding: 16px 24px;
  font-size: 15px;
}

/* ── Card as a link ───────────────────────────────────────── */
.card-link {
  position: relative;
  display: flex;
  flex-direction: column;
  color: inherit;
}

.card-link-cue {
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.3s ease, transform 0.3s var(--ease-out);
}

.card-link:hover .card-link-cue,
.card-link:focus-visible .card-link-cue {
  opacity: 1;
  transform: none;
}

/* Card whose own CTA must stay clickable: the title link covers the card. */
.stretch-link {
  color: inherit;
}

.stretch-link::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.pricing-card > .btn {
  position: relative;
  z-index: 1;
}

/* ── Section index (hero jump links) ──────────────────────── */
.section-index {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin-top: 52px;
}

.section-index-link {
  padding: 8px 15px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-label);
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.section-index-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

/* ── Page hero (subpages) ─────────────────────────────────── */
.page-hero {
  padding: 170px var(--gutter) 60px;
  max-width: var(--container);
  margin: 0 auto;
}

.page-hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(44px, 6.4vw, 88px);
  line-height: 1;
  letter-spacing: -0.035em;
  margin-top: 22px;
  text-wrap: balance;
}

.page-hero-desc {
  margin-top: 24px;
  max-width: 56ch;
  font-size: 18px;
  line-height: 1.65;
  color: var(--color-text-dim);
}

/* ── Keep-reading cards ───────────────────────────────────── */
.next-section {
  padding: 0 var(--gutter);
  max-width: var(--container);
  margin: 0 auto;
}

.next-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 60px;
  padding-top: 44px;
  border-top: 1px solid var(--color-border);
}

.next-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 24px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: inherit;
  transition: transform 0.45s var(--ease-out), border-color 0.35s ease;
}

.next-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-edge);
  color: inherit;
}

.next-card-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.next-card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.01em;
}

.next-card-arrow {
  color: var(--color-accent);
  transition: transform 0.3s var(--ease-out);
}

.next-card:hover .next-card-arrow {
  transform: translateX(4px);
}

.next-card-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-faint);
}

/* ── Page CTA ─────────────────────────────────────────────── */
.page-cta {
  padding: 100px var(--gutter) 130px;
  max-width: var(--container);
  margin: 0 auto;
  text-align: center;
}

.page-cta-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(38px, 5.2vw, 72px);
  line-height: 1;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.page-cta-desc {
  margin: 22px auto 36px;
  max-width: 52ch;
  font-size: 18px;
  line-height: 1.65;
  color: var(--color-text-dim);
}