/* ACER AESTHETICS LTD — proposal rebuild
   Design direction: precision-mono (grid-visible, data-sheet, teal/pink on light neutral) */

:root {
  --color-primary: #3ec9b5;
  --color-primary-dark: #1f7d70;
  --color-accent: #e79aad;
  --color-accent-dark: #a14f63;
  --color-bg: #fafaf8;
  --color-panel: #ffffff;
  --color-text: #17201e;
  --color-text-muted: #4a5450;
  --color-line: #d9dcd9;
  --color-line-strong: #17201e;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --font-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --banner-h: 40px;
  --max-w: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  padding-top: var(--banner-h);
}

img { max-width: 100%; display: block; }

a { color: var(--color-primary-dark); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--color-primary-dark);
  outline-offset: 2px;
}

h1, h2, h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; max-width: 68ch; }

.mono {
  font-family: var(--font-mono);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 0.6em;
  margin-bottom: 0.9em;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--color-accent-dark);
  display: inline-block;
}

/* ---------- Proposal banner (fixed, unremovable, always on top) ---------- */
.proposal-banner {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--banner-h);
  background: #101615;
  color: #f4f4f2;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 12px;
  z-index: 10000;
  border-bottom: 1px solid #000;
}

/* ---------- Preview watermark (fixed, low-density, non-blocking) ---------- */
.preview-watermark {
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  overflow: hidden;
}

.preview-watermark span {
  position: absolute;
  left: -10%;
  width: 130%;
  text-align: center;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 7.5rem;
  letter-spacing: 0.08em;
  color: #17201e;
  opacity: 0.055;
  transform: rotate(-30deg);
  white-space: nowrap;
}

.preview-watermark span:nth-child(1) { top: 8%; }
.preview-watermark span:nth-child(2) { top: 42%; }
.preview-watermark span:nth-child(3) { top: 76%; }

/* ---------- Grid frame ---------- */
.grid-frame {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--color-line-strong);
  background: var(--color-panel);
  position: sticky;
  top: var(--banner-h);
  z-index: 500;
}

.site-header .grid-frame {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  height: 40px;
  width: auto;
}

.brand-name {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.main-nav a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-decoration: none;
  color: var(--color-text);
  padding: 8px 12px;
  border: 1px solid transparent;
  letter-spacing: 0.03em;
}

.main-nav a .idx {
  color: var(--color-accent-dark);
  margin-right: 6px;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  border-color: var(--color-line-strong);
  background: var(--color-bg);
}

.phone-link {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  color: var(--color-text);
  border: 1.5px solid var(--color-line-strong);
  padding: 9px 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  white-space: nowrap;
}

.phone-link:hover { background: var(--color-primary-dark); color: #fff; }

.phone-link::before {
  content: "\260E";
}

/* ---------- Hero ---------- */
.hero {
  border-bottom: 1px solid var(--color-line);
  background: var(--color-panel);
}

.hero-media {
  position: relative;
  width: 100%;
  aspect-ratio: 1176 / 250;
  overflow: hidden;
  background: #0f1e1c;
  border-bottom: 1px solid var(--color-line-strong);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: saturate(0.92) contrast(1.02);
}

.hero-caption {
  padding: 28px 0 8px;
}

.hero-caption .fig-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: 4px;
}

.hero h1 { margin-bottom: 10px; }

.hero-lede {
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

.strip-media {
  width: 100%;
  height: 150px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-line-strong);
  background: #0f1e1c;
}

.strip-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: saturate(0.92) contrast(1.02) grayscale(0.15);
}

.page-header {
  padding: 40px 0 8px;
}

/* ---------- Sections ---------- */
section {
  padding: 48px 0;
  border-bottom: 1px solid var(--color-line);
}

section:last-of-type { border-bottom: none; }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 760px) {
  .two-col { grid-template-columns: 1fr; }
}

/* ---------- Data-sheet spec panel ---------- */
.spec-panel {
  border: 1px solid var(--color-line-strong);
  background: var(--color-panel);
}

.spec-panel .spec-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 18px;
  border-bottom: 1px solid var(--color-line-strong);
  background: var(--color-bg);
}

.spec-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  border-bottom: 1px solid var(--color-line);
}

.spec-row:last-child { border-bottom: none; }

.spec-row dt {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  padding: 12px 18px;
  border-right: 1px solid var(--color-line);
}

.spec-row dd {
  margin: 0;
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  word-break: break-word;
}

.spec-panel dl { margin: 0; }

/* ---------- Cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-line-strong);
  border: 1px solid var(--color-line-strong);
}

@media (max-width: 760px) {
  .card-grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-panel);
  padding: 26px 22px;
}

.card .num {
  font-family: var(--font-mono);
  color: var(--color-accent-dark);
  font-size: 0.82rem;
  display: block;
  margin-bottom: 10px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  padding: 12px 20px;
  border: 1.5px solid var(--color-line-strong);
  color: var(--color-text);
  background: transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-text);
  color: #fff;
  border-color: var(--color-text);
}

.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }

.btn:hover { background: var(--color-bg); }

/* ---------- Figure block (small approved image) ---------- */
.figure-note {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  border: 1px dashed var(--color-line);
  padding: 8px 12px;
  margin-top: 10px;
}

.figure-note img {
  width: 8px;
  height: 8px;
  border: 1px solid var(--color-line-strong);
}

/* ---------- Forms ---------- */
.contact-form {
  display: grid;
  gap: 18px;
  max-width: 560px;
}

.field { display: flex; flex-direction: column; gap: 6px; }

.field label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field input,
.field textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 11px 12px;
  border: 1.5px solid var(--color-line-strong);
  background: var(--color-panel);
  color: var(--color-text);
}

.field textarea { min-height: 130px; resize: vertical; }

.field .error {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #a3243a;
  min-height: 1em;
}

.field.has-error input,
.field.has-error textarea {
  border-color: #a3243a;
}

.form-status {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 12px 14px;
  border: 1.5px solid var(--color-line-strong);
  display: none;
}

.form-status.visible { display: block; }

.form-status.success {
  border-color: var(--color-primary-dark);
  background: #eafaf6;
}

.form-status.error {
  border-color: #a3243a;
  background: #fdecee;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-line-strong);
  background: var(--color-panel);
  padding: 36px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 24px;
}

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-grid h3 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 6px; }
.footer-grid a { color: var(--color-text); text-decoration: none; font-size: 0.94rem; }
.footer-grid a:hover { text-decoration: underline; }

.footer-legal {
  border-top: 1px solid var(--color-line);
  padding-top: 18px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: space-between;
}

.footer-proposal-note {
  font-weight: 700;
  color: var(--color-text);
}

/* ---------- Utility ---------- */
.placeholder {
  color: var(--color-accent-dark);
  font-weight: 700;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--banner-h);
  background: var(--color-primary);
  color: #08211d;
  padding: 10px 16px;
  z-index: 10001;
  font-family: var(--font-mono);
}

.skip-link:focus {
  left: 12px;
}