/* =====================================================
   LuminaSpace Interior Design Studio — Main Stylesheet
   ===================================================== */

/* Base
   -------------------------------------------------- */
html { scroll-behavior: smooth; }
body { background-color: #faf8f5; color: #2a2a2a; }

/* Navbar
   -------------------------------------------------- */
#navbar { transition: background 0.4s, box-shadow 0.4s; }
#navbar.scrolled { background: rgba(250,248,245,0.97); box-shadow: 0 2px 20px rgba(0,0,0,0.08); }

/* Hero
   -------------------------------------------------- */
.hero-bg {
  background-image: linear-gradient(to right, rgba(35,25,15,0.72) 40%, rgba(35,25,15,0.1) 100%),
                    url('../img/hero.png');
  background-size: cover;
  background-position: center;
}

/* Animated Line
   -------------------------------------------------- */
.line-grow { display: inline-block; width: 0; height: 1px; background: #c9a96e; transition: width 0.6s ease; }
.line-grow.active, *:hover > .line-grow { width: 3rem; }

/* Service Card Hover
   -------------------------------------------------- */
.svc-card { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.svc-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,0.10); }

/* Portfolio Card
   -------------------------------------------------- */
.port-card img { transition: transform 0.6s ease; }
.port-card:hover img { transform: scale(1.07); }
.port-card .overlay { transition: opacity 0.4s ease; }
.port-card:hover .overlay { opacity: 1 !important; }

/* Testimonial Card
   -------------------------------------------------- */
.testi-card { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.testi-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.09); }

/* Buttons
   -------------------------------------------------- */
.btn-gold {
  background: #c9a96e;
  color: #fff;
  letter-spacing: 0.12em;
  transition: background 0.3s, transform 0.2s;
}
.btn-gold:hover { background: #b8945a; transform: translateY(-2px); }

.btn-outline-gold {
  border: 1px solid #c9a96e;
  color: #c9a96e;
  letter-spacing: 0.12em;
  transition: background 0.3s, color 0.3s, transform 0.2s;
}
.btn-outline-gold:hover { background: #c9a96e; color: #fff; transform: translateY(-2px); }

/* Stat Counter
   -------------------------------------------------- */
.stat-num {
  font-size: 3rem;
  font-family: 'Cormorant Garamond', serif;
  color: #c9a96e;
  font-weight: 300;
}

/* Section Label
   -------------------------------------------------- */
.sec-label {
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: #c9a96e;
}

/* Form Inputs
   -------------------------------------------------- */
.form-input {
  border-bottom: 1px solid #d0c4b4;
  background: transparent;
  outline: none;
  width: 100%;
  padding: 10px 0;
  font-family: 'Inter';
  font-size: 0.9rem;
  color: #2a2a2a;
  transition: border-color 0.3s;
}
.form-input::placeholder { color: #a89880; }
.form-input:focus { border-color: #c9a96e; }

/* Mobile Menu
   -------------------------------------------------- */
#mobile-menu {
  transition: max-height 0.4s ease, opacity 0.4s ease;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
}
#mobile-menu.open { max-height: 400px; opacity: 1; }

/* ── Inner Page Navbar (always solid) ──────────────── */
#navbar.inner {
  background: rgba(250,248,245,0.98);
  box-shadow: 0 2px 20px rgba(0,0,0,0.07);
}

/* ── Inner Page Banner ─────────────────────────────── */
.page-banner {
  background-image: linear-gradient(135deg, rgba(61,43,31,0.88) 0%, rgba(61,43,31,0.50) 100%),
                    url('../img/hero.png');
  background-size: cover;
  background-position: center;
  padding-top: 6rem; /* offset fixed navbar */
}

/* ── Breadcrumb ────────────────────────────────────── */
.breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase;
}
.breadcrumb a { color: rgba(201,169,110,0.75); transition: color 0.3s; }
.breadcrumb a:hover { color: #c9a96e; }
.breadcrumb .sep { color: rgba(255,255,255,0.35); }
.breadcrumb .current { color: rgba(255,255,255,0.6); }

/* ── Portfolio Filter Buttons ──────────────────────── */
.filter-btn {
  border: 1px solid #e8ddd0; padding: 0.45rem 1.2rem;
  font-size: 0.68rem; letter-spacing: 0.16em; text-transform: uppercase;
  cursor: pointer; background: transparent; color: #8b7355;
  transition: all 0.3s ease; font-family: 'Inter', sans-serif;
}
.filter-btn.active, .filter-btn:hover { background: #c9a96e; color: #fff; border-color: #c9a96e; }

/* ── Port card hidden state ────────────────────────── */
.port-card.hidden-proj { display: none; }

/* ── Process Steps ─────────────────────────────────── */
.step-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 4rem; font-weight: 300;
  color: rgba(201,169,110,0.18); line-height: 1;
}

/* ── Values Card ───────────────────────────────────── */
.val-card { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.val-card:hover { transform: translateY(-5px); box-shadow: 0 18px 45px rgba(0,0,0,0.08); }