/* ================================================
   LUXERA — DIA | Main Stylesheet
   Contact: Dimitrova@dianaceo.com | +447983240050
   ================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --gold: #C9A96E;
  --gold-dim: rgba(201,169,110,0.15);
  --gold-mid: rgba(201,169,110,0.35);
  --ink: #0D0D0D;
  --ink2: #161616;
  --ink3: #1E1E1E;
  --white: #FFFFFF;
  --grey: rgba(255,255,255,0.50);
  --grey2: rgba(255,255,255,0.72);
}

html { scroll-behavior: smooth; }
body { background: var(--ink); color: var(--white); font-family: 'Inter', sans-serif; font-weight: 300; line-height: 1.6; overflow-x: hidden; }

/* ── NAV ── */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 9999; display: flex; align-items: center; justify-content: space-between; padding: 18px 52px; background: rgba(13,13,13,0.92); backdrop-filter: blur(16px); border-bottom: 1px solid var(--gold-dim); }
.d-logo { font-family: 'Cormorant Garamond', serif; font-size: 24px; font-weight: 400; letter-spacing: 0.1em; color: var(--white); text-decoration: none; }
.d-logo span { color: var(--gold); font-style: italic; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--grey); font-weight: 500; transition: color 0.2s; text-decoration: none; }
.nav-links a:hover { color: var(--gold); }
.nav-cta { font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 600; color: var(--ink); background: var(--gold); padding: 11px 22px; text-decoration: none; transition: opacity 0.2s; white-space: nowrap; }
.nav-cta:hover { opacity: 0.85; }

/* ── HERO ── */
.hero { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.hero-left { display: flex; flex-direction: column; justify-content: center; padding: 140px 64px 80px; }
.eyebrow { display: flex; align-items: center; gap: 14px; margin-bottom: 30px; }
.eyebrow-line { width: 44px; height: 1px; background: var(--gold); }
.eyebrow-text { font-size: 10px; letter-spacing: 0.36em; text-transform: uppercase; color: var(--gold); font-weight: 500; }
h1 { font-family: 'Cormorant Garamond', serif; font-size: clamp(44px, 5vw, 72px); font-weight: 300; line-height: 1.07; margin-bottom: 26px; letter-spacing: -0.02em; color: var(--white); }
h1 em { font-style: italic; color: var(--gold); }
.hero-sub { font-size: 13px; color: var(--grey); line-height: 1.82; max-width: 420px; margin-bottom: 44px; }
.btns { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.btn-gold { background: var(--gold); color: var(--ink); font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; font-weight: 600; padding: 15px 30px; text-decoration: none; display: inline-block; transition: opacity 0.2s, transform 0.2s; border: none; cursor: pointer; font-family: 'Inter', sans-serif; }
.btn-gold:hover { opacity: 0.87; transform: translateY(-1px); }
.btn-ghost { font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; font-weight: 500; color: var(--grey); text-decoration: none; display: flex; align-items: center; gap: 9px; transition: color 0.2s; }
.btn-ghost:hover { color: var(--gold); }
.arr { display: inline-block; transition: transform 0.2s; }
.btn-ghost:hover .arr { transform: translateX(5px); }
.stats { display: flex; gap: 40px; margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--gold-dim); flex-wrap: wrap; }
.stat-n { font-family: 'Cormorant Garamond', serif; font-size: 40px; font-weight: 300; line-height: 1; color: var(--white); }
.stat-l { font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--grey); margin-top: 5px; }
.hero-right { position: relative; overflow: hidden; }
.hero-right img { width: 100%; height: 100%; object-fit: cover; object-position: center top; display: block; }
.hero-right::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to right, var(--ink) 0%, transparent 30%), linear-gradient(to top, var(--ink) 0%, transparent 18%); }

/* ── TICKER ── */
.ticker { background: var(--gold); padding: 13px 0; overflow: hidden; white-space: nowrap; }
.ticker-inner { display: inline-flex; animation: tick 36s linear infinite; }
@keyframes tick { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.ti { font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--ink); font-weight: 600; padding: 0 24px; }
.td { color: rgba(13,13,13,0.3); font-size: 10px; }

/* ── SHARED SECTION ── */
.sec-tag { font-size: 10px; letter-spacing: 0.36em; text-transform: uppercase; color: var(--gold); font-weight: 500; margin-bottom: 16px; display: flex; align-items: center; gap: 12px; }
.sec-tag::before { content: ''; width: 26px; height: 1px; background: var(--gold); }
h2 { font-family: 'Cormorant Garamond', serif; font-size: clamp(30px, 3.6vw, 50px); font-weight: 300; line-height: 1.1; letter-spacing: -0.02em; color: var(--white); }
h2 em { font-style: italic; color: var(--gold); }
.sec-hdr { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 56px; gap: 40px; }
.sec-desc { font-size: 13px; color: var(--grey); max-width: 280px; line-height: 1.8; text-align: right; }

/* ── CATEGORY SECTIONS ── */
.cat-section { padding: 100px 80px; max-width: 1280px; margin: 0 auto; }
.cat-label { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.cat-label-line { width: 3px; height: 28px; background: var(--gold); }
.cat-label-text { font-family: 'Cormorant Garamond', serif; font-size: 26px; font-weight: 300; letter-spacing: 0.04em; color: var(--white); }
.cat-label-text em { font-style: italic; color: var(--gold); }

/* ── SERVICE CARDS ── */
.svc-grid { display: grid; gap: 1px; background: var(--gold-dim); border: 1px solid var(--gold-dim); margin-bottom: 2px; }
.svc-grid-4 { grid-template-columns: repeat(4,1fr); }
.svc-grid-3 { grid-template-columns: repeat(3,1fr); }
.svc-grid-2 { grid-template-columns: repeat(2,1fr); }
.svc { background: var(--ink2); padding: 34px 26px 30px; display: flex; flex-direction: column; gap: 10px; transition: background 0.3s; position: relative; overflow: hidden; }
.svc::before { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--gold); transition: width 0.35s ease; }
.svc:hover::before { width: 100%; }
.svc:hover { background: var(--ink3); }
.svc-icon { font-size: 22px; line-height: 1; margin-bottom: 4px; }
.svc-name { font-family: 'Cormorant Garamond', serif; font-size: 18px; font-weight: 400; line-height: 1.2; color: var(--white); }
.svc-name em { font-style: italic; color: var(--gold); }
.svc-text { font-size: 11px; color: var(--grey); line-height: 1.72; flex: 1; }
.svc-tag { font-size: 8px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold); font-weight: 500; opacity: 0.7; }
.svc-link { font-size: 9px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold); font-weight: 500; opacity: 0; transition: opacity 0.2s; text-decoration: none; }
.svc:hover .svc-link { opacity: 1; }
.svc-new { position: absolute; top: 12px; right: 12px; background: var(--gold); color: var(--ink); font-size: 7px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700; padding: 3px 7px; }
.svc-hot { position: absolute; top: 12px; right: 12px; background: #c94e4e; color: #fff; font-size: 7px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700; padding: 3px 7px; }

/* ── CALCULATOR ── */
.calc-section { padding: 0 80px 100px; max-width: 1280px; margin: 0 auto; }
.calc-inner { background: var(--ink2); border: 1px solid var(--gold-dim); padding: 60px 64px; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.calc-left h3 { font-family: 'Cormorant Garamond', serif; font-size: 38px; font-weight: 300; line-height: 1.15; margin-bottom: 16px; color: var(--white); }
.calc-left h3 em { font-style: italic; color: var(--gold); }
.calc-left p { font-size: 13px; color: var(--grey); line-height: 1.8; margin-bottom: 28px; }
.calc-features { display: flex; flex-direction: column; gap: 10px; list-style: none; }
.calc-features li { font-size: 12px; color: var(--grey2); display: flex; align-items: center; gap: 12px; }
.calc-features li::before { content: ''; width: 18px; height: 1px; background: var(--gold); flex-shrink: 0; }
.calc-right { display: flex; flex-direction: column; gap: 14px; }
.calc-field label { display: block; font-size: 9px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold); font-weight: 500; margin-bottom: 8px; }
.calc-input, .calc-select { background: rgba(255,255,255,0.04); border: 1px solid rgba(201,169,110,0.2); color: var(--white); font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 300; padding: 13px 16px; outline: none; width: 100%; transition: border-color 0.2s; appearance: none; }
.calc-input:focus, .calc-select:focus { border-color: var(--gold); }
.calc-input::placeholder { color: rgba(255,255,255,0.26); }
.calc-select option { background: var(--ink2); color: var(--white); }
.calc-btn { background: var(--gold); color: var(--ink); font-family: 'Inter', sans-serif; font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; font-weight: 600; padding: 16px; width: 100%; border: none; cursor: pointer; transition: opacity 0.2s; }
.calc-btn:hover { opacity: 0.87; }
.calc-result { display: none; background: rgba(201,169,110,0.08); border: 1px solid var(--gold-mid); padding: 20px 24px; text-align: center; }
.calc-result.show { display: block; }
.calc-result-val { font-family: 'Cormorant Garamond', serif; font-size: 34px; font-weight: 300; color: var(--gold); line-height: 1; }
.calc-result-label { font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--grey); margin-top: 8px; }
.calc-result-sub { font-size: 11px; color: var(--grey); margin-top: 10px; line-height: 1.6; }
.calc-note { font-size: 10px; color: rgba(255,255,255,0.26); text-align: center; }

/* ── DIVIDER ── */
.cat-divider { max-width: 1280px; margin: 0 auto; padding: 0 80px; }
.cat-divider-line { height: 1px; background: var(--gold-dim); }

/* ── HOW IT WORKS ── */
.how { padding: 100px 80px; max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 96px; align-items: center; }
.how-vis { position: relative; height: 560px; }
.how-main { width: 78%; height: 100%; object-fit: cover; object-position: center top; display: block; }
.how-small { position: absolute; bottom: -24px; right: 0; width: 48%; height: 54%; object-fit: cover; object-position: center top; border: 4px solid var(--ink); }
.how-bar { position: absolute; top: 36px; left: -18px; width: 4px; height: 130px; background: var(--gold); }
.steps { display: flex; flex-direction: column; }
.step { display: flex; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--gold-dim); }
.step:first-child { padding-top: 0; }
.step-n { font-family: 'Cormorant Garamond', serif; font-size: 50px; font-weight: 300; color: rgba(201,169,110,0.1); line-height: 1; flex-shrink: 0; width: 48px; transition: color 0.3s; }
.step:hover .step-n { color: rgba(201,169,110,0.4); }
.step-title { font-family: 'Cormorant Garamond', serif; font-size: 22px; font-weight: 400; margin-bottom: 10px; color: var(--white); }
.step-title em { font-style: italic; color: var(--gold); }
.step-text { font-size: 12px; color: var(--grey); line-height: 1.78; }

/* ── STRUCTURE ── */
.structure { padding: 0 80px 100px; max-width: 1280px; margin: 0 auto; }
.struct-inner { background: var(--ink2); border: 1px solid var(--gold-dim); padding: 64px; }
.struct-grid { display: grid; grid-template-columns: 1fr 1px 1fr 1px 1fr; gap: 48px; margin-top: 52px; }
.struct-div { background: var(--gold-dim); }
.struct-col h4 { font-family: 'Cormorant Garamond', serif; font-size: 21px; font-weight: 400; margin-bottom: 18px; color: var(--white); }
.struct-col h4 em { font-style: italic; color: var(--gold); }
.struct-list { display: flex; flex-direction: column; gap: 11px; list-style: none; }
.struct-list li { font-size: 12px; color: var(--grey2); display: flex; gap: 12px; align-items: flex-start; line-height: 1.6; }
.struct-list li::before { content: '—'; color: var(--gold); flex-shrink: 0; }

/* ── LEAD / CONTACT ── */
.lead-wrap { max-width: 1120px; margin: 0 auto 100px; padding: 0 80px; }
.lead { background: var(--ink2); border: 1px solid var(--gold-dim); display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; }
.lead-l { padding: 64px 52px; display: flex; flex-direction: column; justify-content: center; }
.lead-list { display: flex; flex-direction: column; gap: 11px; margin: 22px 0 32px; list-style: none; }
.lead-list li { font-size: 13px; color: var(--grey2); display: flex; align-items: center; gap: 14px; }
.lead-list li::before { content: ''; width: 20px; height: 1px; background: var(--gold); flex-shrink: 0; }
.l-input { background: rgba(255,255,255,0.04); border: 1px solid rgba(201,169,110,0.2); color: var(--white); font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 300; padding: 13px 16px; outline: none; width: 100%; margin-bottom: 10px; transition: border-color 0.2s; }
.l-input:focus { border-color: var(--gold); }
.l-input::placeholder { color: rgba(255,255,255,0.26); }
.l-btn { background: var(--gold); color: var(--ink); font-family: 'Inter', sans-serif; font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; font-weight: 600; padding: 15px; width: 100%; margin-bottom: 10px; transition: opacity 0.2s; border: none; cursor: pointer; }
.l-btn:hover { opacity: 0.87; }
.l-note { font-size: 10px; color: rgba(255,255,255,0.26); text-align: center; }
.lead-r { position: relative; overflow: hidden; min-height: 480px; }
.lead-r img { width: 100%; height: 100%; object-fit: cover; object-position: center top; display: block; }
.lead-r::before { content: ''; position: absolute; inset: 0; background: linear-gradient(to right, var(--ink2) 0%, transparent 38%); z-index: 1; }
.badge { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); z-index: 2; background: rgba(13,13,13,0.92); border: 1px solid var(--gold-dim); padding: 16px 28px; text-align: center; white-space: nowrap; }
.badge-val { font-family: 'Cormorant Garamond', serif; font-size: 32px; font-weight: 300; color: var(--gold); }
.badge-lbl { font-size: 9px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--grey); margin-top: 4px; }

/* ── CONTACT PAGE ── */
.contact-hero { min-height: 40vh; display: flex; align-items: flex-end; padding: 120px 80px 60px; background: linear-gradient(to bottom, rgba(13,13,13,0) 0%, var(--ink) 100%); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; max-width: 1280px; margin: 0 auto; padding: 80px 80px 120px; }
.contact-info h2 { font-family: 'Cormorant Garamond', serif; font-size: 48px; font-weight: 300; line-height: 1.1; margin-bottom: 32px; }
.contact-info h2 em { font-style: italic; color: var(--gold); }
.contact-detail { display: flex; flex-direction: column; gap: 24px; margin-bottom: 48px; }
.contact-item { display: flex; gap: 20px; align-items: flex-start; }
.contact-item-icon { width: 44px; height: 44px; border: 1px solid var(--gold-mid); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.contact-item-body {}
.contact-item-label { font-size: 9px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--gold); font-weight: 500; margin-bottom: 6px; }
.contact-item-val { font-size: 14px; color: var(--white); font-weight: 300; }
.contact-item-val a { color: var(--white); text-decoration: none; transition: color 0.2s; }
.contact-item-val a:hover { color: var(--gold); }
.contact-form { background: var(--ink2); border: 1px solid var(--gold-dim); padding: 52px 48px; }
.contact-form h3 { font-family: 'Cormorant Garamond', serif; font-size: 28px; font-weight: 300; margin-bottom: 32px; }
.contact-form h3 em { font-style: italic; color: var(--gold); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.form-field label { font-size: 9px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold); font-weight: 500; }
.form-input, .form-select, .form-textarea { background: rgba(255,255,255,0.04); border: 1px solid rgba(201,169,110,0.2); color: var(--white); font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 300; padding: 13px 16px; outline: none; width: 100%; transition: border-color 0.2s; appearance: none; resize: none; }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--gold); }
.form-input::placeholder, .form-textarea::placeholder { color: rgba(255,255,255,0.26); }
.form-select option { background: var(--ink2); color: var(--white); }
.form-textarea { min-height: 120px; }

/* ── WHATSAPP ── */
.wa-btn { position: fixed; bottom: 28px; right: 28px; z-index: 9999; width: 56px; height: 56px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.4); transition: transform 0.2s; text-decoration: none; }
.wa-btn:hover { transform: scale(1.1); }
.wa-btn svg { width: 28px; height: 28px; fill: white; }

/* ── FOOTER ── */
footer { border-top: 1px solid var(--gold-dim); padding: 52px 80px; display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
.f-logo { font-family: 'Cormorant Garamond', serif; font-size: 26px; font-weight: 300; letter-spacing: 0.06em; color: var(--white); }
.f-logo span { color: var(--gold); font-style: italic; }
.f-links { display: flex; gap: 24px; flex-wrap: wrap; list-style: none; }
.f-links a { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--grey); text-decoration: none; transition: color 0.2s; }
.f-links a:hover { color: var(--gold); }
.f-contact { display: flex; flex-direction: column; gap: 4px; text-align: right; }
.f-contact a { font-size: 11px; color: var(--gold); text-decoration: none; font-weight: 400; letter-spacing: 0.04em; transition: opacity 0.2s; }
.f-contact a:hover { opacity: 0.75; }

/* ── REVEAL ── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal.on { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .svc-grid-4 { grid-template-columns: repeat(2,1fr); }
  .svc-grid-3 { grid-template-columns: repeat(2,1fr); }
  .struct-grid { grid-template-columns: 1fr; gap: 28px; }
  .struct-div { display: none; }
  .calc-inner { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; }
  .hero-right { display: none; }
  .hero-left { padding: 120px 32px 80px; }
  .how { grid-template-columns: 1fr; gap: 52px; padding: 80px 32px; }
  .how-vis { height: 380px; }
  .lead { grid-template-columns: 1fr; }
  .lead-r { min-height: 260px; }
  .lead-l { padding: 44px 32px; }
  .lead-wrap { padding: 0 32px; }
  .cat-section, .calc-section, .structure { padding-left: 32px; padding-right: 32px; }
  .calc-inner { padding: 44px 32px; }
  .struct-inner { padding: 44px 32px; }
  nav { padding: 18px 24px; }
  .nav-links { display: none; }
  footer { padding: 40px 32px; flex-direction: column; align-items: flex-start; }
  .f-contact { text-align: left; }
  .sec-hdr { flex-direction: column; align-items: flex-start; }
  .sec-desc { text-align: left; }
  .cat-divider { padding: 0 32px; }
  .contact-grid { padding: 60px 32px 80px; }
  .contact-hero { padding: 120px 32px 48px; }
  .contact-form { padding: 40px 28px; }
}
@media (max-width: 640px) {
  .svc-grid-4, .svc-grid-3, .svc-grid-2 { grid-template-columns: 1fr; }
  .stats { gap: 20px; }
}