/* ==========================================================================
   Aircon Cyprus — design tokens
   Palette drawn from the coast: deep sea, Aegean blue, sun-baked gold,
   limestone. Echoes the brand mark's blue/gold split throughout.
   ========================================================================== */

:root {
  --deep-sea:      #124B70;
  --deep-sea-800:  #0B324D;
  --aegean:        #3CB6E0;
  --aegean-600:    #1F86B8;
  --sun-gold:      #D8DE1A;
  --sun-gold-600:  #B4BA12;
  --limestone:     #F5F1E6;
  --limestone-200: #EDE6D4;
  --ink:           #17232C;
  --ink-60:        rgba(23, 35, 44, 0.62);
  --white:         #FFFFFF;

  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --max-width: 1180px;
  --radius: 3px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--limestone);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; }

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

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--aegean-600);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--sun-gold);
}

/* ---- buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--sun-gold);
  color: var(--deep-sea-800);
}
.btn-primary:hover { background: var(--sun-gold-600); }
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
}
.btn-outline:hover { border-color: var(--white); }
.btn-dark {
  background: var(--deep-sea);
  color: var(--white);
}
.btn-dark:hover { background: var(--deep-sea-800); }

/* ---- gauge-line divider: the signature motif ----
   a thin scale that runs cool (aegean) to warm (gold), left to right,
   echoing "Cool Comfort, Expert Care" and the logo's snowflake/sun split */
.gauge-line {
  height: 6px;
  width: 100%;
  background: repeating-linear-gradient(
    90deg,
    var(--ink) 0, var(--ink) 1px, transparent 1px, transparent 24px
  ), linear-gradient(90deg, var(--aegean) 0%, var(--aegean) 46%, var(--sun-gold) 54%, var(--sun-gold) 100%);
  opacity: 0.9;
}
.gauge-line.quiet {
  background: repeating-linear-gradient(
    90deg,
    rgba(23,35,44,0.15) 0, rgba(23,35,44,0.15) 1px, transparent 1px, transparent 24px
  ), linear-gradient(90deg, var(--aegean) 0%, var(--aegean) 46%, var(--sun-gold) 54%, var(--sun-gold) 100%);
  height: 3px;
}

/* ==========================================================================
   Header / nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--limestone-200);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.28rem;
  color: var(--deep-sea);
  white-space: nowrap;
}
.brand img { height: 40px; width: auto; }
.brand-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: var(--ink-60);
  font-weight: 400;
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-weight: 600;
  font-size: 0.95rem;
}
.nav-links a { padding: 6px 2px; border-bottom: 2px solid transparent; }
.nav-links a:hover, .nav-links a.active { border-bottom-color: var(--sun-gold); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-phone {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--deep-sea);
  font-weight: 600;
}
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; }

@media (max-width: 860px) {
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 24px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--limestone-200);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-phone { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 86vh;
  display: flex;
  align-items: flex-end;
  background: var(--deep-sea);
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 62%;
}
.hero-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(10,28,40,0.92) 0%, rgba(10,28,40,0.55) 42%, rgba(14,58,83,0.15) 75%);
}
.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  padding: 64px 24px 56px;
  width: 100%;
}
.hero-content .eyebrow { color: var(--sun-gold); }
.hero-content .eyebrow::before { background: var(--aegean); }
.hero h1 {
  font-size: clamp(2.4rem, 5.4vw, 4.1rem);
  max-width: 14ch;
  color: var(--white);
}
.hero-sub {
  max-width: 46ch;
  font-size: 1.12rem;
  color: rgba(255,255,255,0.86);
  margin-bottom: 30px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 40px;
  border-top: 1px solid rgba(255,255,255,0.22);
  padding-top: 22px;
  width: fit-content;
}
.hero-stat .num {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  color: var(--sun-gold);
  font-weight: 600;
}
.hero-stat .label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.7);
}

@media (max-width: 620px) {
  .hero-stats { grid-template-columns: repeat(3, auto); gap: 22px; }
}

/* ==========================================================================
   Trust / certification strip
   ========================================================================== */
.trust-strip {
  background: var(--deep-sea-800);
  color: var(--white);
  padding: 22px 0;
}
.trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 36px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  color: rgba(255,255,255,0.88);
  text-transform: uppercase;
}
.trust-item svg { flex: none; }

/* ==========================================================================
   Section scaffolding
   ========================================================================== */
.section { padding: 88px 0; }
.section-tight { padding: 64px 0; }
.section-head { max-width: 620px; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); color: var(--deep-sea); }
.section-alt { background: var(--white); }

/* ---- services / expertise grid ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--limestone-200);
  border: 1px solid var(--limestone-200);
}
.service-card {
  background: var(--white);
  padding: 30px 26px;
}
.service-card .icon {
  width: 42px; height: 42px;
  margin-bottom: 18px;
  color: var(--aegean);
}
.service-card h3 { font-size: 1.05rem; color: var(--deep-sea); margin-bottom: 8px; }
.service-card p { font-size: 0.92rem; color: var(--ink-60); margin: 0; }

@media (max-width: 920px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* ---- about / technician ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}
.about-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}
.about-media img { width: 100%; }
.credential-list { list-style: none; margin: 24px 0 0; padding: 0; }
.credential-list li {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--limestone-200);
  font-size: 0.96rem;
}
.credential-list li:first-child { border-top: none; }
.credential-list svg { flex: none; margin-top: 3px; color: var(--sun-gold-600); }

@media (max-width: 880px) {
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
}

/* ---- process / why choose us ---- */
.process-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 36px;
}
.process-step .step-mark {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--sun-gold-600);
  margin-bottom: 10px;
}
.process-step h3 { font-size: 1.02rem; color: var(--deep-sea); }
.process-step p { font-size: 0.9rem; color: var(--ink-60); }

@media (max-width: 880px) {
  .process-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .process-row { grid-template-columns: 1fr; }
}

/* ---- service area ---- */
.area-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--deep-sea);
  color: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
}
.area-copy { padding: 56px; }
.area-copy .eyebrow { color: var(--sun-gold); }
.area-copy .eyebrow::before { background: var(--aegean); }
.area-copy h2 { color: var(--white); }
.area-copy p { color: rgba(255,255,255,0.78); }
.area-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.area-tags span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  border: 1px solid rgba(255,255,255,0.3);
  padding: 6px 12px;
  border-radius: 999px;
}
.area-map iframe { width: 100%; height: 100%; min-height: 340px; border: 0; filter: grayscale(0.15); }

@media (max-width: 880px) {
  .area-wrap { grid-template-columns: 1fr; }
  .area-copy { padding: 40px 28px; }
}

/* ---- final CTA banner ---- */
.cta-banner {
  background: linear-gradient(100deg, var(--deep-sea) 0%, var(--deep-sea-800) 100%);
  color: var(--white);
  padding: 64px 0;
  text-align: center;
}
.cta-banner h2 { color: var(--white); font-size: clamp(1.7rem, 3.4vw, 2.3rem); }
.cta-banner p { color: rgba(255,255,255,0.78); max-width: 46ch; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 26px; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.72);
  padding: 52px 0 26px;
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; color: var(--white); font-size: 1.1rem; margin-bottom: 10px; }
.footer-brand img { height: 32px; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sun-gold);
  margin-bottom: 14px;
}
.footer-col a, .footer-col p { display: block; margin-bottom: 8px; color: rgba(255,255,255,0.72); }
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  padding-top: 22px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* ==========================================================================
   Page header (Contact / Gallery)
   ========================================================================== */
.page-header {
  background: var(--deep-sea);
  color: var(--white);
  padding: 74px 0 54px;
}
.page-header .eyebrow { color: var(--sun-gold); }
.page-header .eyebrow::before { background: var(--aegean); }
.page-header h1 { color: var(--white); font-size: clamp(2rem, 4vw, 2.9rem); max-width: 20ch; }
.page-header p { color: rgba(255,255,255,0.78); max-width: 52ch; }

/* ==========================================================================
   Contact page
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-info-list { list-style: none; margin: 26px 0 0; padding: 0; }
.contact-info-list li {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--limestone-200);
}
.contact-info-list li:first-child { border-top: none; }
.contact-info-list svg { flex: none; color: var(--aegean-600); margin-top: 2px; }
.contact-info-list .label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-60); margin-bottom: 2px; }
.contact-info-list .value { font-weight: 600; color: var(--deep-sea); }

.form-card {
  background: var(--white);
  border: 1px solid var(--limestone-200);
  padding: 40px;
  border-radius: var(--radius);
}
.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-60);
  margin-bottom: 8px;
}
.field .optional { text-transform: none; letter-spacing: 0; font-family: var(--font-body); font-style: italic; color: var(--ink-60); }
.field input, .field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--limestone-200);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.98rem;
  background: var(--limestone);
  color: var(--ink);
}
.field input:focus, .field textarea:focus {
  outline: 2px solid var(--aegean);
  outline-offset: 1px;
  background: var(--white);
}
.field textarea { min-height: 140px; resize: vertical; }
.form-note { font-size: 0.82rem; color: var(--ink-60); margin-top: 14px; }
.form-status { margin-top: 16px; font-size: 0.92rem; font-weight: 600; display: none; }
.form-status.visible { display: block; }
.form-status.ok { color: var(--aegean-600); }
.form-status.err { color: #B4432E; }

@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-card { padding: 28px; }
}

/* ==========================================================================
   Gallery page
   ========================================================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--limestone-200);
  cursor: pointer;
}
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item .tag {
  position: absolute; left: 12px; bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(14,58,83,0.78);
  padding: 5px 10px;
  border-radius: 999px;
}
.gallery-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1.5px dashed var(--limestone-200);
  color: var(--ink-60);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-align: center;
  padding: 20px;
}
.gallery-placeholder svg { color: var(--aegean); opacity: 0.6; }

@media (max-width: 920px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gallery-grid { grid-template-columns: 1fr; } }

/* lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(10,28,40,0.92);
  display: none;
  align-items: center; justify-content: center;
  padding: 40px;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 84vh; border-radius: var(--radius); }
.lightbox-close {
  position: absolute; top: 24px; right: 28px;
  background: none; border: 0; color: var(--white);
  font-size: 2rem; line-height: 1; cursor: pointer;
}

/* ==========================================================================
   Utility
   ========================================================================== */
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}