/* Shared pieces used on many pages: base styles, buttons, forms, FAQ, CTA, 3D tilt.
   Header + footer styles are in layout.css. */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 64px); }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: var(--heading-weight);
  font-stretch: var(--heading-stretch);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.55em;
  color: var(--color-heading);
}
h1 { font-size: var(--fs-h1); line-height: 1.08; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); font-weight: 600; }

.vs-icon { width: 1.15em; height: 1.15em; flex-shrink: 0; }

.vs-container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.vs-section { padding: var(--section-space) 0; }
.vs-section--alt { background: var(--color-bg-alt); }
.vs-section--dark { background: var(--color-primary); color: color-mix(in srgb, var(--color-on-dark) 76%, transparent); }
.vs-section--dark h2, .vs-section--dark h3 { color: var(--color-on-dark); }

.vs-skip { position: absolute; left: -9999px; top: 8px; z-index: 1000; background: var(--color-accent); color: var(--color-on-dark); padding: 8px 14px; }
.vs-skip:focus { left: 8px; }

.vs-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  font-stretch: var(--heading-stretch);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.vs-eyebrow::before { content: ''; width: 26px; height: 2px; background: currentColor; }
.vs-eyebrow--light { color: var(--color-accent-light); }

.vs-head { margin-bottom: 48px; max-width: 700px; }
.vs-head > p:last-child { color: var(--color-muted); margin: 0; }
.vs-head--center { text-align: center; margin-left: auto; margin-right: auto; }
.vs-head--split { max-width: none; display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: end; }
.vs-head--split h2 { margin: 0; }
.vs-section--dark .vs-head > p:last-child { color: color-mix(in srgb, var(--color-on-dark) 65%, transparent); }

/* Buttons — the bottom edge gives a pressed-steel 3D feel */
.vs-btn {
  --btn-edge: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border: 2px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  font-stretch: var(--heading-stretch);
  letter-spacing: 0.01em;
  cursor: pointer;
  box-shadow: 0 4px 0 var(--btn-edge);
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s, box-shadow 0.15s;
}
.vs-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--btn-edge), 0 14px 22px -12px color-mix(in srgb, var(--color-primary) 60%, transparent); }
.vs-btn:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--btn-edge); }
.vs-btn--accent { --btn-edge: var(--color-accent-dark); background: var(--color-accent); color: var(--color-on-dark); }
.vs-btn--dark { --btn-edge: color-mix(in srgb, var(--color-primary) 60%, black); background: var(--color-primary); color: var(--color-on-dark); }
.vs-btn--dark:hover { background: var(--color-primary-light); }
.vs-btn--outline { border-color: var(--color-primary); color: var(--color-primary); }
.vs-btn--outline:hover { background: var(--color-primary); color: var(--color-on-dark); }
.vs-btn--ghost-light { border-color: color-mix(in srgb, var(--color-on-dark) 50%, transparent); color: var(--color-on-dark); }
.vs-btn--ghost-light:hover { background: var(--color-on-dark); color: var(--color-primary); }
.vs-btn--block { width: 100%; }

.vs-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 600;
  font-stretch: var(--heading-stretch);
  color: var(--color-accent);
}
.vs-link .vs-icon { transition: transform 0.2s; }
.vs-link:hover .vs-icon { transform: translateX(4px); }

.vs-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.vs-chips--center { justify-content: center; margin: 28px 0 36px; }
.vs-chip { display: inline-flex; padding: 7px 14px; border-radius: 40px; background: var(--color-bg); border: 1px solid var(--color-border); font-size: var(--fs-small); font-weight: 500; color: var(--color-heading); }
a.vs-chip:hover { border-color: var(--color-accent); color: var(--color-accent); }

.vs-ticks { list-style: none; padding: 0; margin: 22px 0 28px; display: grid; gap: 10px; }
.vs-ticks li { display: flex; gap: 10px; align-items: flex-start; }
.vs-ticks .vs-icon { margin-top: 5px; color: var(--color-accent); }

/* 3D tilt — add data-tilt to any card (main.js moves it with the mouse) */
[data-tilt] { transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.3s, border-color 0.3s, background 0.3s; }
[data-tilt]:hover, [data-tilt].is-tilting {
  transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--lift, 0px));
  transform-style: preserve-3d;
}
[data-tilt].is-tilting { transition-duration: 0.12s, 0.3s, 0.3s, 0.3s; }
[data-tilt-glare] { position: relative; }
[data-tilt-glare]::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
  background: radial-gradient(circle at var(--gx, 50%) var(--gy, 50%), rgba(255, 255, 255, 0.28), transparent 55%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
[data-tilt-glare].is-tilting::after { opacity: 1; }

/* Inner page banner */
.vs-pagehero {
  position: relative;
  padding: 64px 0 70px;
  background:
    radial-gradient(circle at 88% 20%, color-mix(in srgb, var(--color-accent) 22%, transparent), transparent 42%),
    repeating-linear-gradient(135deg, color-mix(in srgb, var(--color-on-dark) 5%, transparent) 0 1px, transparent 1px 22px),
    var(--color-primary);
  color: color-mix(in srgb, var(--color-on-dark) 75%, transparent);
  overflow: hidden;
}
.vs-pagehero::after { content: ''; position: absolute; left: 0; bottom: 0; width: 160px; height: 4px; background: var(--color-accent); }
.vs-pagehero__inner { position: relative; z-index: 1; }
.vs-pagehero h1 { color: var(--color-on-dark); margin-bottom: 12px; }
.vs-pagehero__text { max-width: 640px; font-size: 1.05rem; margin: 0; }
.vs-crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: var(--fs-small); margin-bottom: 24px; }
.vs-crumbs a:hover { color: var(--color-accent-light); }
.vs-crumbs [aria-current] { color: var(--color-on-dark); }

/* About block (about page) */
.vs-about { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.vs-about__media { position: relative; padding: 0 70px 70px 0; }
.vs-about__media img:first-child { width: 100%; aspect-ratio: 7 / 8; object-fit: cover; border-radius: var(--radius-lg); }
.vs-about__media img:nth-child(2) {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 48%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 8px solid var(--color-bg);
  box-shadow: var(--shadow);
}
.vs-section--alt .vs-about__media img:nth-child(2) { border-color: var(--color-bg-alt); }
.vs-about__years { position: absolute; left: -16px; bottom: 110px; padding: 18px 22px; background: var(--color-accent); color: var(--color-on-dark); border-radius: var(--radius); box-shadow: var(--shadow); }
.vs-about__years strong { display: block; font-family: var(--font-heading); font-size: 2.4rem; font-weight: 700; font-stretch: var(--heading-stretch); line-height: 1; }
.vs-about__years span { font-size: var(--fs-small); }
.vs-about__body > p:not(.vs-eyebrow) { color: var(--color-muted); font-size: 1.05rem; }
.vs-about__points { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 28px 0 32px; }
.vs-about__points > div { padding-top: 20px; border-top: 2px solid var(--color-border); }
.vs-about__points .vs-icon { width: 30px; height: 30px; color: var(--color-accent); margin-bottom: 10px; }
.vs-about__points h3 { font-size: 1.05rem; margin-bottom: 6px; }
.vs-about__points p { color: var(--color-muted); font-size: 0.93rem; margin: 0; }

/* Quote block (product pages) */
.vs-quote { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: start; }
.vs-quote__info > p:not(.vs-eyebrow) { color: var(--color-muted); font-size: 1.05rem; }
.vs-quote__form { padding: 36px; background: var(--color-bg); border-radius: var(--radius-lg); border-top: 4px solid var(--color-accent); box-shadow: var(--shadow); }

.vs-contactlist { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 18px; }
.vs-contactlist li { display: flex; align-items: center; gap: 14px; }
.vs-contactlist .vs-icon { width: 46px; height: 46px; padding: 12px; border-radius: var(--radius); background: var(--color-primary); color: var(--color-on-dark); }
.vs-contactlist span { display: block; font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-muted); }
.vs-contactlist a, .vs-contactlist p { display: block; margin: 0; font-weight: 600; color: var(--color-heading); word-break: break-word; }
.vs-contactlist a:hover { color: var(--color-accent); }

/* Form */
.vs-form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; margin-bottom: 22px; }
.vs-field { display: flex; flex-direction: column; gap: 6px; }
.vs-field--full { grid-column: 1 / -1; }
.vs-field span { font-size: 0.85rem; font-weight: 600; color: var(--color-heading); }
.vs-field input, .vs-field select, .vs-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.vs-field textarea { resize: vertical; min-height: 110px; }
.vs-field select {
  appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235e6670' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
}
.vs-field input:focus, .vs-field select:focus, .vs-field textarea:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 16%, transparent); }
.vs-field.has-error input, .vs-field.has-error select { border-color: var(--color-error); }
.vs-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.vs-form__status { margin: 14px 0 0; font-size: 0.93rem; font-weight: 600; }
.vs-form__status:empty { display: none; }
.vs-form__status.is-ok { color: var(--color-success); }
.vs-form__status.is-error { color: var(--color-error); }
.vs-form button[disabled] { opacity: 0.7; cursor: wait; }

/* FAQ — all closed by default, one open at a time */
.vs-faqwrap { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: start; }
.vs-faqwrap__intro > p:not(.vs-eyebrow) { color: var(--color-muted); }
.vs-faq { display: grid; gap: 10px; }
.vs-faq__item {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-bg);
  transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
}
.vs-faq__item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--color-accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s ease;
}
.vs-faq__item:hover { border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border)); }
.vs-faq__item[open] {
  border-color: color-mix(in srgb, var(--color-accent) 40%, var(--color-border));
  background: linear-gradient(180deg, var(--color-accent-soft) 0%, var(--color-bg) 75%);
  box-shadow: 0 18px 34px -22px color-mix(in srgb, var(--color-primary) 40%, transparent);
}
.vs-faq__item[open]::before { transform: scaleY(1); }
.vs-faq__item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 18px 20px 18px 24px;
  font-family: var(--font-heading);
  font-size: 1.02rem;
  font-weight: 600;
  font-stretch: var(--heading-stretch);
  line-height: 1.35;
  color: var(--color-heading);
  cursor: pointer;
  list-style: none;
  transition: color 0.2s;
}
.vs-faq__item summary::-webkit-details-marker { display: none; }
.vs-faq__item summary:hover { color: var(--color-accent); }
.vs-faq__sign {
  position: relative;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-bg);
  transition: background 0.25s, border-color 0.25s, transform 0.3s;
}
.vs-faq__sign::before, .vs-faq__sign::after { content: ''; position: absolute; top: 50%; left: 50%; width: 12px; height: 2px; border-radius: 2px; background: var(--color-heading); transform: translate(-50%, -50%); transition: transform 0.3s, background 0.25s; }
.vs-faq__sign::after { transform: translate(-50%, -50%) rotate(90deg); }
.vs-faq__item summary:hover .vs-faq__sign { border-color: var(--color-accent); }
.vs-faq__item[open] .vs-faq__sign { border-color: var(--color-accent); background: var(--color-accent); transform: rotate(180deg); }
.vs-faq__item[open] .vs-faq__sign::before, .vs-faq__item[open] .vs-faq__sign::after { background: var(--color-on-dark); }
.vs-faq__item[open] .vs-faq__sign::after { transform: translate(-50%, -50%) rotate(0deg); }
.vs-faq__answer { padding: 0 64px 20px 24px; color: var(--color-muted); }
.vs-faq__item[open] .vs-faq__answer { animation: vs-fade 0.3s ease; }
.vs-faq__answer p { margin: 0; }

/* CTA — white panel with a navy info bar, sits half over the footer */
.vs-cta { position: relative; z-index: 2; padding-top: 24px; background: linear-gradient(to bottom, transparent 50%, var(--color-primary) 50%); }
.vs-cta__panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-accent);
  border-radius: 22px;
  background: var(--color-bg);
  box-shadow: 0 34px 60px -30px color-mix(in srgb, var(--color-primary) 70%, transparent);
}
.vs-cta__main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  align-items: center;
  padding: 44px 48px 40px;
  background: radial-gradient(circle at 100% 0%, var(--color-accent-soft), transparent 45%);
}
.vs-cta__sub { margin: 0 0 8px; font-family: var(--font-heading); font-size: 1rem; font-weight: 600; font-stretch: var(--heading-stretch); color: var(--color-accent); }
.vs-cta h2 { max-width: 620px; margin-bottom: 10px; }
.vs-cta__copy > p:not(.vs-cta__sub) { max-width: 580px; margin: 0; color: var(--color-muted); }
.vs-cta__actions { display: flex; flex-direction: column; gap: 12px; min-width: 230px; }
.vs-cta__actions .vs-btn { width: 100%; }

.vs-cta__info {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background:
    repeating-linear-gradient(103deg, transparent 0 80px, color-mix(in srgb, var(--color-on-dark) 4%, transparent) 80px 140px),
    var(--color-primary);
}
.vs-cta__item { position: relative; display: flex; align-items: center; gap: 14px; min-width: 0; padding: 22px 28px; color: var(--color-on-dark); transition: background 0.25s; }
.vs-cta__item + .vs-cta__item::before { content: ''; position: absolute; left: 0; top: 24%; bottom: 24%; width: 1px; background: color-mix(in srgb, var(--color-on-dark) 16%, transparent); }
a.vs-cta__item:hover { background: color-mix(in srgb, var(--color-on-dark) 6%, transparent); }
.vs-cta__icon { display: grid; flex-shrink: 0; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: color-mix(in srgb, var(--color-accent) 22%, transparent); color: var(--color-accent-light); transition: background 0.25s, color 0.25s; }
.vs-cta__icon .vs-icon { width: 22px; height: 22px; }
a.vs-cta__item:hover .vs-cta__icon { background: var(--color-accent); color: var(--color-on-dark); }
.vs-cta__item > span:last-child { min-width: 0; }
.vs-cta__item small { display: block; font-size: 0.8rem; color: color-mix(in srgb, var(--color-on-dark) 60%, transparent); }
.vs-cta__item strong { display: block; font-family: var(--font-heading); font-size: 1.05rem; font-weight: 600; font-stretch: var(--heading-stretch); line-height: 1.3; word-break: break-word; }

@keyframes vs-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes vs-scroll { to { transform: translateX(-50%); } }
.vs-anim { animation: vs-fade 0.35s ease; }

@media (max-width: 991px) {
  .vs-head--split { grid-template-columns: 1fr; gap: 12px; }
  .vs-about, .vs-quote, .vs-faqwrap { grid-template-columns: 1fr; gap: 44px; }
  .vs-cta__main { grid-template-columns: 1fr; gap: 24px; padding: 36px 32px 32px; }
  .vs-cta__actions { flex-direction: row; flex-wrap: wrap; min-width: 0; }
  .vs-cta__actions .vs-btn { width: auto; }
  .vs-cta__item { padding: 20px 18px; }
}

@media (max-width: 767px) {
  .vs-about__media { padding: 0 40px 50px 0; }
  .vs-about__years { left: -6px; bottom: 70px; padding: 14px 16px; }
  .vs-about__points { grid-template-columns: 1fr; }
  .vs-form__grid { grid-template-columns: 1fr; }
  .vs-quote__form { padding: 26px 20px; }
  .vs-faq__item summary { padding: 16px 16px 16px 20px; font-size: 0.98rem; }
  .vs-faq__answer { padding: 0 20px 18px; }
  .vs-cta__panel { border-radius: 18px; }
  .vs-cta__main { padding: 28px 22px 26px; }
  .vs-cta__actions .vs-btn { flex: 1 1 auto; }
  .vs-cta__info { grid-template-columns: 1fr; }
  .vs-cta__item { padding: 16px 22px; }
  .vs-cta__item + .vs-cta__item::before { left: 22px; right: 22px; top: 0; bottom: auto; width: auto; height: 1px; }
}

@media (max-width: 480px) {
  .vs-container { padding: 0 16px; }
  .vs-btn { padding: 12px 20px; }
}

/* Phones: 16px fields stop iPhone / Android from zooming in on tap; long words never push the page sideways */
@media (max-width: 767px) {
  .vs-field input, .vs-field select, .vs-field textarea { font-size: 16px; }
  h1, h2, h3 { overflow-wrap: break-word; }
  .vs-head { margin-bottom: 32px; }
  .vs-faq__item summary { gap: 12px; }
  .vs-cta__main h2 { font-size: clamp(1.5rem, 6vw, 1.9rem); }
}

/* Touch screens: no sticky hover effects */
@media (hover: none) {
  .vs-btn:hover { transform: none; box-shadow: 0 4px 0 var(--btn-edge); }
  a.vs-cta__item:hover { background: none; }
  [data-tilt]:hover { transform: none; }
}

/* Small phones (up to 380px) */
@media (max-width: 380px) {
  .vs-btn { padding: 11px 16px; font-size: 0.95rem; }
  .vs-cta__main { padding: 24px 16px 22px; }
  .vs-cta__item { padding: 14px 16px; gap: 12px; }
  .vs-cta__icon { width: 40px; height: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  [data-tilt] { transform: none !important; }
}