/* ================================================================
   NIRMA STUDIO — styles.css
   Brand: Barlow Condensed (headlines) + Barlow (body)
   Palette: Off-white base, dark hero/footer, gold rule (#B89040)
   ================================================================ */

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

:root {
  /* Brand accent colors (logo palette) */
  --logo-green:   #7DC242;
  --logo-blue:    #29ABE2;
  --logo-purple:  #6B3FA0;
  --logo-teal:    #00B4D8;
  --logo-pink:    #E91E8C;
  --logo-coral:   #F15A29;
  --logo-orange:  #F7941D;
  --logo-amber:   #FBB03B;

  /* Base surfaces */
  --white:        #FFFFFF;
  --off-white:    #F5F4F0;
  --surface:      #EDEBE5;
  --border:       #E0DDD5;
  --border-subtle:#EEECE8;

  /* Brand rule / gold accent */
  --rule:         #B89040;
  --rule-alt:     #C8973A;

  /* Engagement card colors */
  --card-rose:    #C9AAAA;

  /* Text */
  --text:         #0A0A0A;
  --text-2:       #4A4A4A;
  --text-muted:   #8A8A8A;
  --text-inv:     #FFFFFF;

  /* Dark surfaces */
  --dark:         #0A0A0A;
  --dark-2:       #111111;
  --dark-3:       #1C1C1C;

  /* Typography */
  --display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --body:    'Barlow', 'Arial', sans-serif;

  /* Layout */
  --pad: 80px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  background: var(--off-white);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── NAV ──────────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--pad);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: padding 0.3s, background 0.3s;
}
nav.scrolled { padding: 12px var(--pad); }
nav.dark-nav {
  background: rgba(10,10,10,0.95);
  border-bottom-color: rgba(255,255,255,0.08);
}

.nav-logo img { height: 32px; width: auto; display: block; }

.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 12px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
nav.dark-nav .nav-links a { color: rgba(255,255,255,0.5); }
nav.dark-nav .nav-links a:hover { color: #fff; }

/* ─── SECTION CHROME ───────────────────────────────────────── */
.section-overline {
  font-family: var(--body); font-weight: 500;
  font-size: 12px; letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--rule-alt); margin-bottom: 12px;
}
.section-overline.dim { color: rgba(255,255,255,0.4); }

.section-title {
  font-family: var(--display); font-weight: 900;
  font-size: clamp(40px, 4.5vw, 64px);
  line-height: 0.92; letter-spacing: -0.01em; text-transform: uppercase;
  color: var(--text);
}
.section-title.inv { color: #fff; }

.rule {
  display: block; width: 64px; height: 1px;
  background: var(--rule); margin: 16px 0; border: none;
}

/* ─── BUTTONS ──────────────────────────────────────────────── */
.btn-ghost {
  background: transparent; color: #fff;
  border: 1.5px solid rgba(255,255,255,0.3);
  padding: 13px 32px; border-radius: 4px;
  font-family: var(--body); font-weight: 600; font-size: 12px;
  letter-spacing: 0.1em; text-transform: uppercase;
  text-decoration: none; cursor: pointer; display: inline-block;
  transition: border-color 0.2s;
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.6); }

.btn-send {
  width: 100%; background: var(--dark); color: #fff;
  border: none; border-radius: 4px;
  padding: 15px; margin-top: 16px;
  font-family: var(--body); font-weight: 700; font-size: 13px;
  letter-spacing: 0.1em; text-transform: uppercase;
  cursor: pointer; transition: opacity 0.2s;
}
.btn-send:hover { opacity: 0.85; }

/* ─── HERO ─────────────────────────────────────────────────── */
#hero {
  position: relative; height: 100vh; min-height: 640px;
  overflow: hidden; background: var(--dark);
}
.hero-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover; opacity: 0.65;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(10,10,10,0.88) 40%, rgba(10,10,10,0.15) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  padding: 0 var(--pad);
  display: flex; flex-direction: column; justify-content: center;
  height: 100%; max-width: 760px;
}
.hero-label {
  font-family: var(--body); font-weight: 500; font-size: 13px;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--rule-alt); margin-bottom: 18px;
}
.hero-title {
  font-family: var(--display); font-weight: 900;
  font-size: clamp(64px, 7.5vw, 108px);
  line-height: 0.9; letter-spacing: -0.02em; text-transform: uppercase;
  color: #fff; margin-bottom: 20px;
}
.hero-rule { width: 80px; height: 1px; background: var(--rule); margin-bottom: 24px; }
.hero-sub {
  font-family: var(--body); font-size: 15px;
  color: rgba(255,255,255,0.65); line-height: 1.65;
  margin-bottom: 48px; max-width: 440px;
}
.hero-actions { display: flex; gap: 12px; }

/* ─── MARQUEE ──────────────────────────────────────────────── */
.marquee-section {
  overflow: hidden; background: var(--dark);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.marquee-track {
  display: flex; white-space: nowrap;
  animation: marquee 22s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
.marquee-item {
  padding: 20px 48px;
  font-family: var(--body); font-size: 12px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  border-right: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0; display: flex; align-items: center; gap: 14px;
}
.marquee-dot { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ─── WHO WE ARE ───────────────────────────────────────────── */
#who { background: #fff; padding: 120px var(--pad); }
.who-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.who-intro { font-size: 15px; color: var(--text-2); line-height: 1.65; margin-bottom: 24px; max-width: 460px; }
.who-manifesto {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(20px, 2vw, 28px);
  text-transform: uppercase; color: var(--text);
  margin-top: 20px; display: flex; flex-direction: column; gap: 24px;
}
.who-manifesto span { display: block; line-height: 1; }
.who-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  align-content: start; padding-top: 8px;
}
.stat-card {
  background: var(--dark); border-radius: 8px;
  padding: 24px 20px; text-align: center;
}
.stat-num {
  font-family: var(--display); font-weight: 900; font-size: 36px;
  color: var(--logo-amber); letter-spacing: -0.02em; line-height: 1;
}
.stat-label {
  font-family: var(--body); font-size: 10px;
  color: rgba(255,255,255,0.5); font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase; margin-top: 6px;
}

/* ─── SHOWCASE ─────────────────────────────────────────────── */
#showcase { background: var(--dark); padding-bottom: 80px; }
.showcase-header { padding: 80px var(--pad) 0; }

.showcase-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: 280px 280px;
  gap: 4px; margin-top: 48px;
}
.showcase-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px; margin-top: 4px;
}
.showcase-item {
  position: relative; overflow: hidden;
  cursor: pointer; background: #222;
}
.showcase-item.tall { grid-row: span 2; }
.showcase-item.wide { aspect-ratio: 16 / 5; }

.showcase-item img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.6s ease;
}
.showcase-item:hover img { transform: scale(1.05); }

.showcase-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 55%);
  opacity: 0; transition: opacity 0.3s;
}
.showcase-item:hover .showcase-overlay { opacity: 1; }

.showcase-label {
  position: absolute; bottom: 16px; left: 20px;
  font-family: var(--display); font-weight: 700;
  font-size: 13px; letter-spacing: 0.08em;
  text-transform: uppercase; color: #fff;
  opacity: 0; transition: opacity 0.3s 0.05s;
}
.showcase-item:hover .showcase-label { opacity: 1; }

/* ─── SERVICES ─────────────────────────────────────────────── */
#services { background: var(--off-white); padding: 120px var(--pad); }
.services-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 56px; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.services-grid-bottom { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 16px; }

.service-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden; transition: box-shadow 0.3s;
}
.service-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.08); }

.service-thumb-wrap { overflow: hidden; }
.service-thumb {
  width: 100%; height: 180px; object-fit: cover; display: block;
  transition: transform 0.5s;
}
.service-card:hover .service-thumb { transform: scale(1.04); }

.service-body-wrap { padding: 28px; }
.service-category {
  font-family: var(--body); font-size: 11px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 12px;
}
.service-title {
  font-family: var(--display); font-weight: 900; font-size: 28px;
  text-transform: uppercase; color: var(--text);
  letter-spacing: -0.01em; line-height: 0.95; white-space: pre-line; margin-bottom: 10px;
}
.service-rule { width: 48px; height: 1px; background: var(--rule); margin: 12px 0; }
.service-desc { font-size: 15px; color: var(--text-2); line-height: 1.7; margin-bottom: 16px; }
.service-items { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.service-items li {
  display: flex; gap: 10px;
  font-size: 12px; color: var(--text-2); line-height: 1.4;
  padding-left: 12px;
}
.service-items li .bullet {
  width: 2px; min-height: 12px; background: var(--rule);
  border-radius: 1px; margin-top: 3px; flex-shrink: 0;
}

/* ─── PROCESS ──────────────────────────────────────────────── */
#process { background: #fff; padding: 120px var(--pad); }
.process-steps {
  display: grid; grid-template-columns: repeat(7, 1fr);
  gap: 1px; border: 1px solid var(--border); margin-top: 56px;
}
.process-step {
  padding: 32px 24px; background: var(--off-white);
  transition: background 0.2s;
}
.process-step:hover { background: var(--surface); }
.process-step-num {
  font-family: var(--body); font-size: 10px; font-weight: 600;
  letter-spacing: 0.12em; color: var(--text-muted); margin-bottom: 14px;
}
.process-step-title {
  font-family: var(--display); font-weight: 800; font-size: 16px;
  text-transform: uppercase; letter-spacing: -0.01em;
  line-height: 1.2; color: var(--text);
}
.process-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; border: 1px solid var(--border);
  border-top: 3px solid var(--rule);
}
.process-stat { padding: 40px 32px; background: var(--dark); text-align: center; }
.process-stat-num {
  font-family: var(--display); font-weight: 900; font-size: 52px;
  color: var(--logo-amber); letter-spacing: -0.02em; line-height: 1; margin-bottom: 8px;
}
.process-stat-label {
  font-family: var(--body); font-size: 11px;
  color: rgba(255,255,255,0.4); font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
}

/* ─── ENGAGEMENT MODELS ────────────────────────────────────── */
#models { background: var(--off-white); padding: 120px var(--pad); }
.models-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 56px; }
.models-sub { max-width: 340px; font-size: 14px; color: var(--text-muted); line-height: 1.7; }
.models-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

.model-card {
  background: #1A1A1A; border-radius: 8px;
  padding: 40px 28px; position: relative;
  transition: filter 0.3s;
}
.model-card.featured { border: 1.5px solid var(--rule); }
.model-card:hover { filter: brightness(1.08); }
.model-card-label {
  font-family: var(--body); font-size: 10px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.35); margin-bottom: 14px;
}
.model-card-bar { width: 3px; height: 36px; background: var(--rule); border-radius: 1px; margin-bottom: 14px; }
.model-card-title {
  font-family: var(--display); font-weight: 900; font-size: 26px;
  text-transform: uppercase; letter-spacing: -0.01em;
  color: #fff; margin-bottom: 10px; line-height: 1.0;
}
.model-card-body { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.6; }

/* ─── CTA STRIP ────────────────────────────────────────────── */
#cta { background: #fff; padding: 120px var(--pad); text-align: center; }
.cta-title {
  font-family: var(--display); font-weight: 900;
  font-size: clamp(64px, 7vw, 100px);
  text-transform: uppercase; color: var(--dark);
  line-height: 0.88; letter-spacing: -0.02em; margin-bottom: 20px;
}
.cta-body {
  font-family: var(--display); font-weight: 700; font-size: 20px;
  text-transform: uppercase; color: var(--text-2); line-height: 1.4; margin-bottom: 40px;
}

/* ─── CONTACT ──────────────────────────────────────────────── */
#contact { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }
.contact-left {
  background: var(--dark); padding: 100px var(--pad);
  display: flex; flex-direction: column; justify-content: center;
}
.contact-items { display: flex; flex-direction: column; gap: 12px; margin-top: 32px; }
.contact-item {
  font-family: var(--display); font-weight: 700; font-size: 22px;
  text-transform: uppercase; color: rgba(255,255,255,0.35); letter-spacing: -0.01em;
}
.contact-foot { margin-top: 64px; font-family: var(--body); font-size: 11px; color: rgba(255,255,255,0.2); letter-spacing: 0.06em; }
.contact-right {
  background: #fff; padding: 100px var(--pad);
  display: flex; flex-direction: column; justify-content: center;
}
.contact-form-title {
  font-family: var(--display); font-weight: 800; font-size: 36px;
  text-transform: uppercase; color: var(--text);
  letter-spacing: -0.01em; margin-bottom: 36px;
}

.form-group { margin-bottom: 22px; }
.form-label {
  font-family: var(--body); font-size: 10px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--rule-alt); margin-bottom: 7px; display: block;
}
.form-input, .form-textarea {
  width: 100%; border: none; border-bottom: 1.5px solid var(--border);
  padding: 9px 0; font-family: var(--body); font-size: 14px;
  color: var(--text); background: transparent; outline: none;
  transition: border-color 0.2s; border-radius: 0; appearance: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: #AAAAAA; }
.form-input:focus, .form-textarea:focus { border-bottom-color: var(--dark); }
.form-textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.form-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; }
.form-note { font-size: 11px; color: var(--text-muted); }

.form-success { display: none; text-align: center; }
.form-success h3 {
  font-family: var(--display); font-weight: 900; font-size: 48px;
  text-transform: uppercase; color: var(--text); line-height: 0.9; margin-bottom: 16px;
}
.form-success p { font-size: 14px; color: var(--text-muted); }

/* ─── FOOTER ───────────────────────────────────────────────── */
footer {
  background: var(--dark); padding: 40px var(--pad);
  display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-logo img { height: 26px; }
.footer-links { display: flex; gap: 28px; }
.footer-links a {
  font-family: var(--body); font-size: 11px;
  color: rgba(255,255,255,0.3); text-decoration: none;
  letter-spacing: 0.06em; transition: color 0.2s;
}
.footer-links a:hover { color: rgba(255,255,255,0.7); }
.footer-copy { font-family: var(--body); font-size: 11px; color: rgba(255,255,255,0.2); }

/* ─── SCROLL ANIMATIONS ────────────────────────────────────── */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.65s ease, transform 0.65s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: 0.1s; }
.d2 { transition-delay: 0.2s; }
.d3 { transition-delay: 0.3s; }

/* ─── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --pad: 32px; }
  .nav-links { display: none; }
  .services-header, .models-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .services-grid-bottom { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(4, 1fr); }
  .process-stats { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: 1fr; }
  #contact { grid-template-columns: 1fr; }
  .showcase-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }
  .showcase-item.tall { grid-row: span 1; }
  footer { flex-direction: column; gap: 20px; text-align: center; }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .who-stats { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .showcase-grid { grid-template-columns: 1fr; }
  .showcase-bottom { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .models-grid { grid-template-columns: 1fr; }
}