/* =============================================
   North London Web Studio — style.css
   ============================================= */

/* --- Variables --- */
:root {
  --black: #0a0a0a;
  --off-black: #111111;
  --panel: #161616;
  --border: rgba(255, 255, 255, 0.08);
  --gold: #c8a96e;
  --gold-light: #e8c98e;
  --white: #f5f3ef;
  --muted: rgba(245, 243, 239, 0.45);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  cursor: none;
}

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

/* --- Custom Cursor --- */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s, opacity 0.3s;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(200, 169, 110, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s;
}

/* --- Particle Canvas --- */
#canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* --- Navigation --- */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s, background 0.4s, backdrop-filter 0.4s;
}

nav.scrolled {
  border-color: var(--border);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
}

.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  color: var(--white);
  cursor: none;
}

.nav-logo span {
  color: var(--gold);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.3s;
  cursor: none;
}

.nav-links a:hover {
  color: var(--gold);
}

.nav-cta {
  padding: 0.65rem 1.4rem;
  background: var(--gold);
  color: var(--black);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: none;
  transition: background 0.3s;
}

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

/* --- Hero --- */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 0 3rem;
  overflow: hidden;
}

.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.8s 0.3s forwards;
}

.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.02em;
  max-width: 750px;
  opacity: 0;
  animation: fadeUp 0.9s 0.5s forwards;
}

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

.hero-sub {
  margin-top: 2rem;
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 480px;
  line-height: 1.7;
  font-weight: 300;
  opacity: 0;
  animation: fadeUp 0.9s 0.7s forwards;
}

.hero-cta {
  margin-top: 3rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  opacity: 0;
  animation: fadeUp 0.9s 0.9s forwards;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 3rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0;
  animation: fadeUp 1s 1.2s forwards;
}

.scroll-line {
  width: 40px;
  height: 1px;
  background: var(--gold);
  transform-origin: left;
  animation: expandLine 1s 1.5s both;
}

/* --- Buttons --- */
.btn-primary {
  padding: 0.9rem 2.2rem;
  background: var(--gold);
  color: var(--black);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: none;
  transition: background 0.3s, transform 0.2s;
  font-family: 'DM Sans', sans-serif;
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
}

.btn-ghost {
  padding: 0.9rem 2.2rem;
  background: transparent;
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  cursor: none;
  transition: border-color 0.3s, color 0.3s;
  font-family: 'DM Sans', sans-serif;
}

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

.btn-dark {
  display: inline-block;
  padding: 1rem 2.8rem;
  background: var(--black);
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: none;
  cursor: none;
  transition: background 0.3s, transform 0.2s;
  font-family: 'DM Sans', sans-serif;
}

.btn-dark:hover {
  background: #1a1a1a;
  transform: translateY(-2px);
}

/* --- Marquee --- */
.marquee-wrap {
  background: var(--gold);
  padding: 0.85rem 0;
  overflow: hidden;
  position: relative;
  z-index: 2;
}

.marquee-track {
  display: flex;
  animation: marquee 22s linear infinite;
  white-space: nowrap;
}

.marquee-item {
  font-family: 'Playfair Display', serif;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--black);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0 2.5rem;
}

.marquee-dot {
  color: rgba(10, 10, 10, 0.35);
}

/* --- Sections --- */
section {
  position: relative;
  z-index: 1;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 7rem 3rem;
}

.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
}

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

.section-sub {
  font-size: 1rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.8;
  font-weight: 300;
  margin-top: 1rem;
}

/* --- About --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  margin-top: 4rem;
}

.about-text {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  font-weight: 300;
}

.about-text p + p {
  margin-top: 1.2rem;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.stat-card {
  background: var(--panel);
  padding: 2rem 1.5rem;
  border: 1px solid var(--border);
  transition: border-color 0.3s;
}

.stat-card:hover {
  border-color: rgba(200, 169, 110, 0.3);
}

.stat-number {
  font-family: 'Playfair Display', serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.5rem;
}

/* --- Services --- */
.services-bg {
  background: var(--off-black);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-top: 4rem;
}

.service-card {
  background: var(--panel);
  padding: 2.5rem;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s;
  cursor: none;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(200, 169, 110, 0.05) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
}

.service-card:hover {
  border-color: rgba(200, 169, 110, 0.4);
}

.service-card:hover::before {
  opacity: 1;
}

.service-num {
  font-family: 'Playfair Display', serif;
  font-size: 4rem;
  font-weight: 900;
  color: rgba(200, 169, 110, 0.12);
  line-height: 1;
  margin-bottom: 1rem;
  transition: color 0.4s;
}

.service-card:hover .service-num {
  color: rgba(200, 169, 110, 0.25);
}

.service-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
  font-weight: 300;
}

.service-arrow {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1rem;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
}

.service-card:hover .service-arrow {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--black);
  transform: rotate(45deg);
}

/* --- Process --- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 4rem;
  border: 1px solid var(--border);
}

.process-step {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--border);
}

.process-step:last-child {
  border-right: none;
}

.step-num {
  font-family: 'Playfair Display', serif;
  font-size: 0.85rem;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}

.step-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.step-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.7;
  font-weight: 300;
}

/* --- Portfolio Teaser --- */
.portfolio-teaser {
  background: var(--off-black);
}

/* --- CTA Section --- */
.cta-section {
  background: var(--gold);
  padding: 6rem 3rem;
  text-align: center;
}

.cta-section .section-label {
  color: rgba(10, 10, 10, 0.5);
}

.cta-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  font-weight: 900;
  color: var(--black);
  line-height: 1.05;
  margin: 1rem 0 2.5rem;
}

.cta-title em {
  font-style: italic;
  opacity: 0.6;
}

/* --- Contact --- */
.contact-bg {
  background: var(--off-black);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  margin-top: 4rem;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 2rem;
}

.contact-label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.contact-value {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  color: var(--white);
  transition: color 0.3s;
}

.contact-value:hover {
  color: var(--gold);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-form input,
.contact-form textarea {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  padding: 1rem 1.2rem;
  outline: none;
  transition: border-color 0.3s;
  resize: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(200, 169, 110, 0.5);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--muted);
}

/* --- Footer --- */
footer {
  background: var(--off-black);
  border-top: 1px solid var(--border);
  padding: 2.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: 'Playfair Display', serif;
  font-size: 0.95rem;
  color: var(--muted);
}

.footer-logo span {
  color: var(--gold);
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.3s;
  cursor: none;
}

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

.footer-copy {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

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

@keyframes expandLine {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* --- Responsive --- */
@media (max-width: 980px) {
  nav { padding: 1.2rem 1.5rem; }
  .nav-links { display: none; }
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .services-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .process-step { border-right: none; border-bottom: 1px solid var(--border); }
}

@media (max-width: 600px) {
  .hero { padding: 0 1.5rem; }
  .section-inner { padding: 4rem 1.5rem; }
  .hero-title { font-size: clamp(2.5rem, 10vw, 4rem); }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .process-steps { grid-template-columns: 1fr; }
  footer { flex-direction: column; align-items: flex-start; }
  .footer-links { display: none; }
  .cta-section { padding: 4rem 1.5rem; }
  body { cursor: auto; }
  .cursor, .cursor-ring { display: none; }
}