/* =============================================
   ROOT & RESET
   ============================================= */

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

:root {
  --black: #080808;
  --off-black: #0e0e0e;
  --surface: #141414;
  --border: rgba(255, 255, 255, 0.08);
  --white: #f5f2ee;
  --gray: #7a7670;
  --gray-light: #a09c96;
  --gold: #c8a96a;
  --gold-dim: rgba(200, 169, 106, 0.15);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Instrument Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;

  --max-w: 1180px;
  --section-pad: clamp(80px, 10vw, 140px);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

/* =============================================
   UTILITIES
   ============================================= */

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}

.section {
  padding: var(--section-pad) 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: clamp(40px, 6vw, 80px);
}

.section-headline em {
  font-style: italic;
  color: var(--gold);
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 34px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold);
  transform: translateX(-101%);
  transition: transform 0.38s cubic-bezier(0.77, 0, 0.175, 1);
  z-index: 0;
}

.btn-primary:hover {
  color: var(--black);
  border-color: var(--gold);
}

.btn-primary:hover::before {
  transform: translateX(0);
}

.btn-primary span,
.btn-primary {
  position: relative;
  z-index: 1;
}

.btn-large {
  font-size: 0.82rem;
  padding: 18px 48px;
}

/* =============================================
   NAV
   ============================================= */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 24px clamp(20px, 5vw, 60px);
  display: flex;
  align-items: center;
  background: linear-gradient(to bottom, rgba(8,8,8,0.95) 0%, transparent 100%);
  backdrop-filter: blur(0px);
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
}

.nav.scrolled {
  background: rgba(8, 8, 8, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 16px clamp(20px, 5vw, 60px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--white);
}

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(200, 169, 106, 0.35);
  padding: 10px 22px;
  border-radius: 2px;
  transition: background 0.25s ease, color 0.25s ease;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--black);
}

/* =============================================
   HERO
   ============================================= */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 140px clamp(20px, 5vw, 60px) 80px;
}

.hero-bg-text {
  position: absolute;
  top: 50%;
  right: -4vw;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(180px, 28vw, 420px);
  font-weight: 600;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.04);
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  letter-spacing: -0.04em;
}

.hero-content {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3.8rem, 10vw, 9rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--white);
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.35s forwards;
}

.hero-headline em {
  font-style: italic;
  color: var(--gold);
}

.hero-sub {
  max-width: 480px;
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--gray-light);
  line-height: 1.7;
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.5s forwards;
}

.hero .btn {
  opacity: 0;
  animation: fadeUp 0.9s ease 0.65s forwards;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: clamp(20px, 5vw, 60px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  opacity: 0;
  animation: fadeIn 1s ease 1.2s forwards;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

.scroll-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  writing-mode: vertical-rl;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* =============================================
   PROBLEM
   ============================================= */

.problem {
  background: var(--off-black);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.problem-list li {
  background: var(--off-black);
  padding: clamp(32px, 4vw, 52px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background 0.25s ease;
}

.problem-list li:hover {
  background: var(--surface);
}

.problem-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--gold);
  letter-spacing: 0.1em;
}

.problem-list p {
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  color: var(--gray-light);
  line-height: 1.65;
  font-family: var(--font-display);
  font-weight: 300;
}

/* =============================================
   ABOUT
   ============================================= */

.about {
  background: var(--black);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 8vw, 120px);
  align-items: start;
}

.about-left {
  position: sticky;
  top: 100px;
}

.about-stat-block {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 3rem;
  border-top: 1px solid var(--border);
}

.stat {
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--gold);
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat-desc {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
  margin-top: 6px;
}

.about-right {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  padding-top: 3rem;
}

.about-body {
  font-size: clamp(0.95rem, 1.3vw, 1.06rem);
  color: var(--gray-light);
  line-height: 1.8;
}

.about-body strong {
  color: var(--white);
  font-weight: 500;
}

.about-quote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--white);
  line-height: 1.4;
  border-left: 2px solid var(--gold);
  padding-left: 28px;
  margin-top: 1rem;
}

/* =============================================
   SERVICES
   ============================================= */

.services {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.service-card {
  background: var(--surface);
  padding: clamp(36px, 5vw, 60px) clamp(28px, 4vw, 48px);
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: background 0.3s ease;
  cursor: default;
}

.service-card:hover {
  background: #1c1c1c;
}

.service-icon {
  font-size: 1.5rem;
  color: var(--gold);
  line-height: 1;
  transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
  transform: rotate(45deg);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.2;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.7;
}

/* =============================================
   DELIVERABLES
   ============================================= */

.deliverables {
  background: var(--black);
}

.deliverables-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.deliverable-item {
  display: flex;
  align-items: flex-start;
  gap: clamp(20px, 4vw, 52px);
  padding: clamp(28px, 4vw, 48px) 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.3s ease;
}

.deliverable-item:hover {
  padding-left: 16px;
}

.deliverable-marker {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 4px;
  letter-spacing: -0.1em;
}

.deliverable-item h4 {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-weight: 400;
  color: var(--white);
  margin-bottom: 8px;
  line-height: 1.2;
}

.deliverable-item p {
  font-size: 0.92rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 540px;
}

/* =============================================
   CTA SECTION
   ============================================= */

.cta-section {
  background: var(--off-black);
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(200, 169, 106, 0.06) 0%, transparent 65%);
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-section .section-label {
  display: block;
}

.cta-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 2rem;
}

.cta-headline em {
  font-style: italic;
  color: var(--gold);
}

.cta-sub {
  font-size: clamp(0.95rem, 1.4vw, 1.08rem);
  color: var(--gray-light);
  max-width: 460px;
  margin: 0 auto 3.5rem;
  line-height: 1.75;
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 52px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--white);
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--gray);
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--gold);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(122, 118, 112, 0.45);
  letter-spacing: 0.08em;
}

/* =============================================
   SCROLL REVEAL
   ============================================= */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-left {
    position: static;
  }

  .about-stat-block {
    flex-direction: row;
    margin-top: 2rem;
  }

  .stat {
    flex: 1;
    padding: 16px 0;
  }

  .hero-bg-text {
    font-size: 38vw;
    right: -8vw;
    opacity: 0.6;
  }

  .deliverable-item:hover {
    padding-left: 0;
  }

  .footer-inner {
    gap: 24px;
  }
}

@media (max-width: 500px) {
  .about-stat-block {
    flex-direction: column;
  }

  .problem-list {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .nav-logo {
    font-size: 1.1rem;
  }
}