/* ============ NIVI DESIGN — GLOBAL STYLES ============ */

:root {
  --black: #0a0a0a;
  --white: #ffffff;
  --off-white: #f6f5f3;
  --gray: #8a8a8a;
  --gray-light: #e4e2de;
  --gray-dark: #2b2b2b;
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1180px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

section {
  padding: 110px 0;
}

@media (max-width: 768px) {
  section { padding: 70px 0; }
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.7rem); }

.eyebrow {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray);
  display: inline-block;
  margin-bottom: 18px;
}

p.lead {
  font-size: 1.15rem;
  color: var(--gray-dark);
  max-width: 620px;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 34px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border-radius: 999px;
  border: 1px solid var(--black);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--black);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--white);
  color: var(--black);
}

.btn-outline {
  background: transparent;
  color: var(--black);
}
.btn-outline:hover {
  background: var(--black);
  color: var(--white);
}

.btn-light {
  border-color: var(--white);
  color: var(--white);
}
.btn-light:hover {
  background: var(--white);
  color: var(--black);
}

/* ---------- HEADER / NAV ---------- */
header.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-light);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo-link img {
  height: 40px;
  width: auto;
}

nav.main-nav ul {
  display: flex;
  gap: 38px;
  align-items: center;
}

nav.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}

nav.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--black);
  transition: var(--transition);
}

nav.main-nav a:hover::after,
nav.main-nav a.active::after {
  width: 100%;
}

nav.main-nav a.active {
  font-weight: 700;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 28px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--black);
  transition: var(--transition);
}

@media (max-width: 900px) {
  nav.main-nav {
    position: fixed;
    top: 74px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-light);
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
  }
  nav.main-nav.open { max-height: 400px; }
  nav.main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 10px 32px 26px;
  }
  nav.main-nav ul li { width: 100%; padding: 12px 0; border-bottom: 1px solid var(--gray-light); }
  .nav-cta .btn-primary { display: none; }
  .menu-toggle { display: flex; }
}

/* ---------- HERO ---------- */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: 140px;
  padding-bottom: 80px;
  background: var(--off-white);
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
}

.hero-visual {
  aspect-ratio: 4/5;
  background: var(--black);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-visual img { width: 55%; }

.hero h1 { margin-bottom: 22px; }
.hero-actions { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 46px;
  margin-top: 60px;
  flex-wrap: wrap;
}
.hero-stats .stat-num {
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 700;
}
.hero-stats .stat-label {
  font-size: 0.82rem;
  color: var(--gray);
  letter-spacing: 0.04em;
}

/* ---------- SECTION HEADERS ---------- */
.section-head {
  max-width: 640px;
  margin-bottom: 60px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- SERVICES GRID ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
@media (max-width: 768px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  border: 1px solid var(--gray-light);
  border-radius: 20px;
  padding: 44px;
  transition: var(--transition);
}
.service-card:hover {
  border-color: var(--black);
  transform: translateY(-4px);
}
.service-card .num {
  font-family: var(--serif);
  color: var(--gray);
  font-size: 1rem;
  margin-bottom: 20px;
  display: block;
}
.service-card h3 { margin-bottom: 14px; }
.service-card p { color: var(--gray-dark); margin-bottom: 20px; }
.service-card ul li {
  font-size: 0.92rem;
  padding: 7px 0 7px 22px;
  position: relative;
  color: var(--gray-dark);
}
.service-card ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--black);
}

/* ---------- PROCESS ---------- */
.process-list { display: flex; flex-direction: column; }
.process-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 30px;
  padding: 34px 0;
  border-top: 1px solid var(--gray-light);
}
.process-item:last-child { border-bottom: 1px solid var(--gray-light); }
.process-item .step-num { font-family: var(--serif); font-size: 1.6rem; color: var(--gray); }
.process-item h4 { font-size: 1.2rem; margin-bottom: 8px; }
.process-item p { color: var(--gray-dark); max-width: 560px; }

/* ---------- DARK SECTION ---------- */
.section-dark {
  background: var(--black);
  color: var(--white);
}
.section-dark p { color: #cfcfcf; }
.section-dark .eyebrow { color: #9a9a9a; }

/* ---------- PORTFOLIO ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
@media (max-width: 900px) { .portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .portfolio-grid { grid-template-columns: 1fr; } }

.portfolio-card {
  border-radius: 18px;
  overflow: hidden;
  background: var(--off-white);
  border: 1px solid var(--gray-light);
  transition: var(--transition);
}
.portfolio-card:hover { transform: translateY(-6px); border-color: var(--black); }
.portfolio-thumb {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #1a1a1a, #3a3a3a);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: 0.03em;
  position: relative;
}
.portfolio-thumb span.tag {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.12);
  padding: 5px 12px;
  border-radius: 999px;
}
.portfolio-info { padding: 22px 24px 26px; }
.portfolio-info h4 { font-size: 1.05rem; margin-bottom: 4px; }
.portfolio-info span { font-size: 0.82rem; color: var(--gray); }

.placeholder-note {
  text-align: center;
  margin-top: 50px;
  font-size: 0.92rem;
  color: var(--gray);
  border: 1px dashed var(--gray-light);
  border-radius: 14px;
  padding: 20px;
}

/* ---------- PRICING ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  align-items: stretch;
}
@media (max-width: 900px) { .pricing-grid { grid-template-columns: 1fr; } }

.price-card {
  border: 1px solid var(--gray-light);
  border-radius: 22px;
  padding: 40px 34px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.price-card.featured {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
  transform: scale(1.03);
}
.price-card.featured .price-desc,
.price-card.featured li { color: #d8d8d8; }
.price-card.featured li::before { color: var(--white); }
.price-card:hover:not(.featured) { border-color: var(--black); transform: translateY(-4px); }

.price-name { font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray); font-weight: 600; }
.price-card.featured .price-name { color: #b8b8b8; }
.price-value { font-family: var(--serif); font-size: 2.6rem; font-weight: 700; margin: 14px 0 4px; }
.price-desc { font-size: 0.9rem; color: var(--gray-dark); margin-bottom: 26px; }
.price-card ul { margin-bottom: 30px; flex-grow: 1; }
.price-card ul li {
  padding: 9px 0;
  font-size: 0.92rem;
  border-top: 1px solid var(--gray-light);
}
.price-card.featured ul li { border-top: 1px solid #333; }
.price-card ul li:first-child { border-top: none; }
.badge {
  position: absolute;
  margin-top: -66px;
  margin-left: 4px;
}

/* ---------- TESTIMONIAL / CTA ---------- */
.cta-band {
  background: var(--off-white);
  border-radius: 28px;
  padding: 70px;
  text-align: center;
  margin: 0 32px;
}
@media (max-width: 768px) { .cta-band { padding: 46px 26px; } }

/* ---------- FOOTER ---------- */
footer.site-footer {
  background: var(--black);
  color: var(--white);
  padding: 70px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid #2a2a2a;
}
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

.footer-grid img { height: 34px; margin-bottom: 16px; }
.footer-grid p { color: #a8a8a8; font-size: 0.9rem; max-width: 260px; }
.footer-col h5 {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 18px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { color: #d8d8d8; font-size: 0.92rem; transition: var(--transition); }
.footer-col ul a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  font-size: 0.82rem;
  color: #777;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-social { display: flex; gap: 20px; }
.footer-social a { color: #a8a8a8; font-size: 0.85rem; }
.footer-social a:hover { color: var(--white); }

/* ---------- PAGE HERO (inner pages) ---------- */
.page-hero {
  padding: 170px 0 80px;
  background: var(--off-white);
  text-align: center;
}
.page-hero .eyebrow { margin-bottom: 20px; }
.page-hero p.lead { margin: 20px auto 0; text-align: center; }

/* ---------- CONTACT ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info-item {
  display: flex;
  gap: 20px;
  padding: 26px 0;
  border-top: 1px solid var(--gray-light);
}
.contact-info-item:last-child { border-bottom: 1px solid var(--gray-light); }
.contact-info-item .icon-label {
  font-family: var(--serif);
  font-size: 0.85rem;
  color: var(--gray);
  width: 100px;
  flex-shrink: 0;
}
.contact-info-item strong { font-size: 1.05rem; display: block; margin-bottom: 2px; }

form.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}
.field input, .field textarea, .field select {
  width: 100%;
  border: 1px solid var(--gray-light);
  background: var(--off-white);
  border-radius: 12px;
  padding: 14px 16px;
  font-family: var(--sans);
  font-size: 0.95rem;
  transition: var(--transition);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--black);
  background: var(--white);
}
.field textarea { resize: vertical; min-height: 130px; }

.form-note { font-size: 0.82rem; color: var(--gray); }

/* ---------- FAQ ---------- */
.faq-item {
  border-top: 1px solid var(--gray-light);
  padding: 26px 0;
}
.faq-item:last-child { border-bottom: 1px solid var(--gray-light); }
.faq-item h4 { font-size: 1.05rem; margin-bottom: 10px; }
.faq-item p { color: var(--gray-dark); font-size: 0.95rem; max-width: 640px; }

/* ---------- UTILITIES ---------- */
.mt-lg { margin-top: 60px; }
.center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Reveal-on-scroll (progressive enhancement) */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}