/* ==============================================
   RESET & CUSTOM PROPERTIES
   ============================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  color-scheme: light;
  --white:      #ffffff;
  --bg-alt:     #f5f2ed;
  --text:       #1a1a17;
  --text-soft:  #3a3a37;
  --text-muted: #5e5e58;
  --gold:       #9a7c1c;
  --gold-mid:   #c4973a;
  --gold-light: #d4af60;
  --border:     #dbd7ce;
  --serif:      "Playfair Display", Georgia, "Times New Roman", serif;
  --sans:       "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --max-w:      1200px;
  --gutter:     clamp(1rem, 4vw, 2.5rem);
  --sec-py:     clamp(4rem, 9vw, 8rem);
  --ease:       cubic-bezier(.4,0,.2,1);
  --t1: 160ms; --t2: 320ms; --t3: 520ms;
}

/* ==============================================
   BASE
   ============================================== */
html { color-scheme: light; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.75;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

img    { display: block; max-width: 100%; }
a      { color: inherit; text-decoration: none; }
ul     { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; padding: 0; }

::selection { background: var(--gold-light); color: var(--white); }

/* ==============================================
   LAYOUT HELPERS
   ============================================== */
.container { width: 100%; max-width: var(--max-w); margin-inline: auto; padding-inline: var(--gutter); }

.sec-head  { text-align: center; margin-bottom: clamp(2.5rem,5vw,4.5rem); }
.sec-label {
  display: inline-block; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 0.9rem;
}
.sec-title {
  font-family: var(--serif); font-size: clamp(2rem,4.5vw,3.25rem);
  font-weight: 700; line-height: 1.15; color: var(--text);
}
.sec-bar { display: block; width: 44px; height: 2px; background: var(--gold-mid); margin: 1.25rem auto 0; }

/* ==============================================
   NAVIGATION
   ============================================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 900; height: 68px;
  transition: background var(--t2) var(--ease), box-shadow var(--t2) var(--ease);
}
.nav.scrolled {
  background: rgba(255,255,255,.97);
  box-shadow: 0 1px 14px rgba(0,0,0,.08);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter);
}
.nav-brand { font-family: var(--serif); font-size: 1.3rem; font-weight: 700; color: var(--text); letter-spacing: .06em; }
.nav-brand em { font-style: normal; color: var(--gold-mid); }

.nav-links { display: flex; gap: 2.5rem; align-items: center; }
.nav-links a {
  font-size: 0.8rem; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--text);
  position: relative; padding: 4px 0;
  transition: color var(--t1) var(--ease);
}
.nav-links a::after {
  content: ""; position: absolute; bottom: 0; left: 0;
  width: 0; height: 1.5px; background: var(--gold-mid);
  transition: width var(--t2) var(--ease);
}
.nav-links a:hover { color: var(--gold); }
.nav-links a:hover::after { width: 100%; }

.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 28px; height: 28px; }
.nav-toggle span {
  display: block; width: 100%; height: 2px; background: var(--text); border-radius: 2px;
  transition: transform var(--t1) var(--ease), opacity var(--t1) var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; inset: 0; z-index: 800;
    flex-direction: column; justify-content: center; gap: 2rem;
    background: var(--white); opacity: 0; pointer-events: none;
    transition: opacity var(--t2) var(--ease);
  }
  .nav-links.open { opacity: 1; pointer-events: auto; }
  .nav-links a { font-size: 1rem; }
}

/* ==============================================
   HERO
   ============================================== */
.hero {
  min-height: 100vh;
  background: var(--bg-alt);
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 100px var(--gutter) 5rem;
  position: relative; overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 55% at 72% 28%, rgba(196,151,58,.07), transparent);
  pointer-events: none;
}
.hero-content { position: relative; max-width: 820px; }

.hero-eyebrow {
  display: inline-block; font-size: 0.72rem; font-weight: 600;
  letter-spacing: .35em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 2rem;
}
.hero-title {
  font-family: var(--serif); font-size: clamp(3.25rem,10vw,7rem);
  font-weight: 700; line-height: 1.05; color: var(--text);
}
.hero-title em { font-style: italic; font-weight: 400; color: var(--gold-mid); }

.hero-ornament {
  display: flex; align-items: center; justify-content: center; gap: .9rem;
  margin: 1.75rem auto;
}
.hero-ornament::before, .hero-ornament::after { content: ""; flex: 0 0 40px; height: 1px; background: var(--gold-mid); }
.hero-ornament-dot { width: 7px; height: 7px; background: var(--gold-mid); transform: rotate(45deg); flex-shrink: 0; }

.hero-tagline {
  font-family: var(--serif); font-size: clamp(1rem,2.2vw,1.3rem);
  font-style: italic; font-weight: 400; color: var(--text-soft);
  margin-bottom: 3rem;
}
.hero-cta {
  display: inline-flex; align-items: center; gap: .75rem;
  font-size: 0.82rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  color: var(--white); background: var(--text);
  padding: .95rem 2.25rem;
  transition: background var(--t2) var(--ease), gap var(--t2) var(--ease);
}
.hero-cta:hover { background: var(--gold); gap: 1.1rem; }
.hero-cta svg { width: 16px; height: 16px; stroke: currentColor; fill: none; flex-shrink: 0; }

.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  font-size: 0.62rem; font-weight: 600; letter-spacing: .35em; text-transform: uppercase;
  color: var(--text-muted);
}
.scroll-hint-bar {
  width: 1px; height: 34px;
  background: linear-gradient(to bottom, var(--gold-mid), transparent);
  animation: barPulse 2s ease-in-out infinite;
}
@keyframes barPulse {
  0%,100% { transform: scaleY(.35); transform-origin: top; opacity: .5; }
  50%      { transform: scaleY(1);   transform-origin: top; opacity: 1;  }
}

/* ==============================================
   GALLERY
   ============================================== */
.gallery { background: var(--white); padding-block: var(--sec-py); }

.filters { display: flex; justify-content: center; flex-wrap: wrap; gap: .4rem 2rem; margin-bottom: 3.5rem; }
.filter-btn {
  font-size: 0.78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--text-muted); padding: .35rem 0; position: relative;
  transition: color var(--t1) var(--ease);
}
.filter-btn::after {
  content: ""; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 0; height: 1.5px; background: var(--gold-mid);
  transition: width var(--t2) var(--ease);
}
.filter-btn:hover, .filter-btn.active { color: var(--text); }
.filter-btn.active::after, .filter-btn:hover::after { width: 100%; }

.art-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 2.75rem 2rem; }
@media (max-width: 900px) { .art-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 520px)  { .art-grid { grid-template-columns: 1fr; gap: 2.5rem; } }

.art-card {
  cursor: pointer; opacity: 0; transform: translateY(22px);
  transition: opacity 550ms var(--ease), transform 550ms var(--ease);
}
.art-card.visible { opacity: 1; transform: translateY(0); }
.art-card.hidden  { display: none; }

.card-img {
  position: relative; overflow: hidden; background: var(--bg-alt);
  aspect-ratio: 4/5; margin-bottom: 1.25rem;
}
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease); }
.art-card:hover .card-img img { transform: scale(1.05); }

.card-overlay {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(26,26,23,.48); opacity: 0; transition: opacity var(--t2) var(--ease);
}
.art-card:hover .card-overlay { opacity: 1; }
.card-overlay span {
  font-size: 0.74rem; font-weight: 600; letter-spacing: .22em; text-transform: uppercase;
  color: #fff; border: 1px solid rgba(255,255,255,.65); padding: .55rem 1.2rem;
}

.card-title { font-family: var(--serif); font-size: 1.3rem; font-weight: 700; color: var(--text); margin-bottom: .3rem; }
.card-meta  { font-size: 0.82rem; color: var(--text-muted); margin-bottom: .9rem; }
.card-foot  {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: .9rem; border-top: 1px solid var(--border);
}
.card-price { font-family: var(--sans); font-size: 1.05rem; font-weight: 600; color: var(--text); letter-spacing: 0.02em; }
.card-more  {
  font-size: 0.72rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  color: var(--gold); transition: color var(--t1) var(--ease);
}
.art-card:hover .card-more { color: var(--text); }

/* ==============================================
   LIGHTBOX
   ============================================== */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(20,20,18,.95);
  display: flex; align-items: center; justify-content: center;
  padding: 2rem; opacity: 0; pointer-events: none;
  transition: opacity var(--t2) var(--ease);
}
.lightbox.open { opacity: 1; pointer-events: auto; }

.lb-inner {
  display: grid; grid-template-columns: 1fr 360px; gap: 3rem;
  max-width: 1080px; width: 100%; max-height: 90vh; align-items: center;
}
@media (max-width: 820px) { .lb-inner { grid-template-columns: 1fr; overflow-y: auto; max-height: 92vh; } }

.lb-img-wrap { display: flex; align-items: center; justify-content: center; }
.lb-img-wrap img { max-height: 78vh; width: auto; object-fit: contain; }

.lb-info    { color: #ede9e0; }
.lb-cat     { font-size: 0.7rem; font-weight: 600; letter-spacing: .35em; text-transform: uppercase; color: var(--gold-light); margin-bottom: .9rem; }
.lb-title   { font-family: var(--serif); font-size: clamp(1.7rem,3vw,2.4rem); font-weight: 700; color: #fff; line-height: 1.15; margin-bottom: 1.4rem; }
.lb-bar     { width: 36px; height: 2px; background: var(--gold-mid); margin-bottom: 1.4rem; }
.lb-desc    { font-size: 0.9rem; line-height: 1.8; color: rgba(237,233,224,.82); margin-bottom: 1.75rem; }

.lb-specs { border-top: 1px solid rgba(255,255,255,.1); margin-bottom: 1.75rem; }
.lb-specs li {
  display: flex; justify-content: space-between; align-items: center;
  padding: .65rem 0; border-bottom: 1px solid rgba(255,255,255,.07);
  font-size: 0.85rem; color: rgba(237,233,224,.78);
}
.lb-specs .sp-lbl { font-size: 0.67rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: rgba(237,233,224,.45); }

.lb-price { font-family: var(--sans); font-size: 1.6rem; font-weight: 600; color: var(--gold-light); margin-bottom: 2rem; letter-spacing: 0.02em; }
.lb-cta {
  display: inline-block; font-size: 0.78rem; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--text); background: var(--gold-light);
  padding: .95rem 2.25rem; transition: background var(--t2) var(--ease);
}
.lb-cta:hover { background: #dfbe72; }

.lb-close {
  position: absolute; top: 1.5rem; right: 1.5rem;
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  color: rgba(237,233,224,.65); border: 1px solid rgba(255,255,255,.14);
  transition: color var(--t1), border-color var(--t1), transform var(--t2) var(--ease);
}
.lb-close:hover { color: #fff; border-color: var(--gold-mid); transform: rotate(90deg); }
.lb-close svg { width: 20px; height: 20px; stroke: currentColor; fill: none; }

/* ==============================================
   COMMISSION FORM
   ============================================== */
.commission { background: var(--bg-alt); padding-block: var(--sec-py); }

.commission-intro {
  max-width: 560px; margin: 0 auto 3.5rem; text-align: center;
  font-size: .96rem; line-height: 1.85; color: var(--text-soft);
}

.form-wrap { max-width: 700px; margin: 0 auto; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.form-row.full { grid-template-columns: 1fr; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.field { display: flex; flex-direction: column; gap: .45rem; }
.field label {
  font-size: 0.7rem; font-weight: 600; letter-spacing: .22em;
  text-transform: uppercase; color: var(--text-muted);
}
.field label .req { color: var(--gold); }

.field input,
.field select,
.field textarea {
  font-family: var(--sans); font-size: 1rem; font-weight: 400;
  color: var(--text); background: var(--white);
  border: 1.5px solid var(--border); border-radius: 2px;
  padding: .7rem .9rem; outline: none; width: 100%;
  transition: border-color var(--t1) var(--ease);
}
.field select {
  appearance: none; -webkit-appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' fill='none' stroke='%235e5e58' stroke-width='1.4' stroke-linecap='round'/></svg>");
  background-repeat: no-repeat; background-position: right .85rem center; background-size: 10px;
  padding-right: 2rem;
}
.field textarea { min-height: 130px; resize: vertical; line-height: 1.65; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--gold-mid); }
.field input::placeholder, .field textarea::placeholder { color: #b0ada7; }
.field.err input, .field.err select, .field.err textarea { border-color: #c0392b; }
.err-msg { display: none; font-size: 0.74rem; font-weight: 500; color: #c0392b; }
.field.err .err-msg { display: block; }

.check-wrap { display: flex; align-items: flex-start; gap: .85rem; margin-bottom: 2.25rem; }
.check-wrap input[type="checkbox"] {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px; min-width: 18px; margin-top: 3px;
  border: 1.5px solid var(--border); border-radius: 2px; cursor: pointer;
  position: relative; transition: border-color var(--t1), background var(--t1);
}
.check-wrap input[type="checkbox"]:checked { background: var(--gold-mid); border-color: var(--gold-mid); }
.check-wrap input[type="checkbox"]:checked::after {
  content: ""; position: absolute; left: 3px; top: 1px;
  width: 8px; height: 5px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(-45deg);
}
.check-wrap.err input[type="checkbox"] { border-color: #c0392b; }
.check-wrap label { font-size: 0.85rem; line-height: 1.65; color: var(--text-soft); cursor: pointer; }

.btn-submit {
  display: block; margin: 0 auto;
  font-family: var(--sans); font-size: 0.82rem; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--white); background: var(--text);
  padding: 1rem 3rem;
  transition: background var(--t2) var(--ease), transform var(--t1) var(--ease);
}
.btn-submit:hover  { background: var(--gold); }
.btn-submit:active { transform: translateY(1px); }

.form-ok { display: none; text-align: center; padding: 4rem 2rem; }
.form-ok.show { display: block; }
.form-ok-icon {
  width: 54px; height: 54px; margin: 0 auto 1.5rem;
  border: 2px solid var(--gold-mid); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.form-ok-icon svg { width: 22px; height: 22px; stroke: var(--gold-mid); fill: none; stroke-width: 2; }
.form-ok h4 { font-family: var(--serif); font-size: 1.75rem; font-weight: 700; color: var(--text); margin-bottom: .6rem; }
.form-ok p  { font-size: .9rem; color: var(--text-muted); }

/* ==============================================
   CONTACT
   ============================================== */
.contact { background: var(--white); padding-block: var(--sec-py); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; max-width: 960px; margin: 0 auto; }
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; gap: 3.5rem; } }

.c-info h3 { font-family: var(--serif); font-size: 1.9rem; font-weight: 700; color: var(--text); margin-bottom: 1rem; }
.c-info > p { font-size: .95rem; color: var(--text-soft); line-height: 1.85; margin-bottom: 2rem; }

.c-item { padding: 1rem 0; border-bottom: 1px solid var(--border); }
.c-item:last-of-type { border-bottom: none; }
.c-item .lbl { display: block; font-size: 0.65rem; font-weight: 600; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); margin-bottom: .3rem; }
.c-item .val { font-family: var(--sans); font-size: 1rem; font-weight: 600; color: var(--text); }
.c-item a.val { transition: color var(--t1) var(--ease); }
.c-item a.val:hover { color: var(--gold); }

.social { display: flex; gap: 1rem; margin-top: 2rem; padding-top: 1.75rem; border-top: 1.5px solid var(--gold-mid); }
.social a {
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); border: 1px solid var(--border);
  transition: color var(--t1), border-color var(--t1), transform var(--t2) var(--ease);
}
.social a:hover { color: var(--gold); border-color: var(--gold-mid); transform: translateY(-3px); }
.social svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.5; }

/* ==============================================
   FOOTER
   ============================================== */
footer { background: var(--text); color: rgba(255,255,255,.65); padding: 2.5rem var(--gutter); }
.foot-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.25rem;
}
.foot-copy { font-size: 0.8rem; letter-spacing: .04em; }
.foot-copy strong { color: var(--gold-light); }
.foot-links { display: flex; gap: 2rem; flex-wrap: wrap; }
.foot-links a {
  font-size: 0.74rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase;
  color: rgba(255,255,255,.45); transition: color var(--t1) var(--ease);
}
.foot-links a:hover { color: var(--gold-light); }
@media (max-width: 560px) { .foot-inner { flex-direction: column; text-align: center; } .foot-links { justify-content: center; } }

/* ==============================================
   BACK TO TOP
   ============================================== */
#backTop {
  position: fixed; bottom: 1.75rem; right: 1.75rem; z-index: 500;
  width: 44px; height: 44px; background: var(--text); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transform: translateY(10px);
  transition: opacity var(--t2) var(--ease), transform var(--t2) var(--ease), background var(--t1) var(--ease);
}
#backTop.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
#backTop:hover { background: var(--gold); }
#backTop svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 2.5; }

/* ==============================================
   SCROLL REVEAL
   ============================================== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 100ms; }
.reveal-d2 { transition-delay: 200ms; }
.reveal-d3 { transition-delay: 300ms; }