/* Voce — quiet luxury / high-tech */

:root {
  --color-black: #0a0a0b;      /* page background */
  --color-grey: #18181b;       /* alternate splash background */
  --color-surface: #131315;    /* subtle raised surfaces */
  --color-white: #f4f1ea;      /* warm white text */
  --color-muted: #83827f;      /* secondary text */
  --color-bronze: #b08c5a;     /* bronze accent */
  --color-gold: #d8b98a;       /* bright gold highlight */

  --font: "Helvetica Neue", "Segoe UI", Arial, sans-serif;
}

* {
  margin: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--color-black);
  color: var(--color-white);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

/* Each section is one full-screen splash */
.opening,
.why,
.products,
.integration,
.contact {
  min-height: 100vh;
  min-height: 100svh; /* small viewport height: ignores mobile browser toolbar overlays */
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 1.5rem;
}

.opening {
  position: relative;
  background: radial-gradient(ellipse 80% 50% at 50% 115%, var(--color-surface), var(--color-black));
}

.scroll-arrow {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  width: 1.5rem;
  height: 1.5rem;
  border-right: 2px solid var(--color-muted);
  border-bottom: 2px solid var(--color-muted);
  transform: translateX(-50%) rotate(45deg);
  transition: border-color 0.3s ease;
}

.scroll-arrow:hover {
  border-color: var(--color-gold);
}

.lang {
  position: absolute;
  top: 1.75rem;
  right: 2rem;
  display: flex;
  gap: 1.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.lang a {
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.lang .current {
  color: var(--color-bronze);
  border-bottom: 1px solid var(--color-bronze);
}

.why,
.integration {
  background: var(--color-grey);
}

/* — Opening — */

h1 {
  font-size: clamp(2.5rem, 7vw, 4rem);
  font-weight: 200;
  letter-spacing: 0.45em;
  text-indent: 0.45em; /* balances trailing tracking, keeps word centered */
  text-transform: uppercase;
}

h1::after {
  content: "";
  display: block;
  width: 2.5rem;
  height: 1px;
  background: var(--color-gold);
  margin: 2.5rem auto 0;
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 400;
  margin-top: 2.5rem;
}

h3 {
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 350;
  line-height: 1.75;
  color: var(--color-muted);
  max-width: 44rem;
  margin: 1.25rem auto 0;
}

strong {
  color: var(--color-gold);
  font-weight: 550;
}

.cta {
  display: inline-block;
  margin-top: 3rem;
  padding: 1.1rem 2.75rem;
  font-family: inherit;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-white);
  background: transparent;
  border: 1px solid var(--color-bronze);
  cursor: pointer;
  transition: background 0.3s ease, color 0.3s ease;
}

.cta:hover {
  background: var(--color-bronze);
  color: var(--color-black);
}

/* — Why: three value props — */

.why h2 {
  margin-top: 4.5rem;
}

.why h2:first-of-type {
  margin-top: 0;
}

/* — Products: stacked on mobile, three columns from 48rem up — */

.product-grid {
  width: 100%;
  max-width: 68rem;
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

@media (min-width: 48rem) {
  .product-grid {
    flex-direction: row;
    justify-content: center;
  }

  .product {
    flex: 1 1 0;
  }
}

.product img {
  display: block;
  width: 100%;
  height: auto;
}

.product h3 {
  margin-top: 1.5rem;
  font-size: 1rem;
  font-weight: 450;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
}

.product p {
  margin: 0.75rem auto 0;
  max-width: 22rem;
  font-size: 0.9rem;
  font-weight: 350;
  line-height: 1.7;
  color: var(--color-muted);
}

/* — Integration logos — */

.logo-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 3.5rem;
}

.logo-tile {
  background: #ffffff;
  padding: 1.75rem 2.75rem;
  display: grid;
  place-items: center;
  border-radius: 2px;
}

.logo {
  height: 2.75rem;
  max-width: 10rem;
  object-fit: contain;
}

/* — Contact — */

/* — Contact: centered content, footer pinned to the bottom — */

.contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.footer {
  margin-top: auto;
  padding-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 2.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--color-muted);
}

::selection {
  background: var(--color-bronze);
  color: var(--color-black);
}