/* ============================================================
   The London Project — style.css
   Aesthetic: Refined luxury editorial — dark charcoal & gold
   ============================================================ */

:root {
  --gold:         #C9A84C;
  --gold-light:   #e0c06e;
  --gold-dim:     rgba(201, 168, 76, 0.12);
  --dark:         #0d0d0d;
  --dark-2:       #141414;
  --dark-3:       #1c1c1c;
  --surface:      #111111;
  --surface-alt:  #161616;
  --off-white:    #F0EBE1;
  --muted:        #888;
  --subtle:       #444;
  --border:       rgba(255,255,255,0.07);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Jost', 'Helvetica Neue', Arial, sans-serif;
  --nav-h:        72px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--dark);
  color: var(--off-white);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.py-section { padding: 100px 0; }

/* ─── Scrollbar ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 3px; }

/* ─── Navbar ───────────────────────────────────────────────── */
.tlp-nav {
  background: rgba(13,13,13,0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: var(--nav-h);
  transition: background 0.3s;
}
.tlp-nav.scrolled {
  background: rgba(13,13,13,0.98);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.tlp-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--off-white) !important;
  letter-spacing: 0.04em;
  text-decoration: none;
}
.brand-mark {
  color: var(--gold);
  margin-right: 6px;
  font-size: 1rem;
}
.tlp-nav .nav-link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted) !important;
  transition: color 0.2s;
  padding: 4px 0 !important;
  position: relative;
}
.tlp-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.25s;
}
.tlp-nav .nav-link:hover,
.tlp-nav .nav-link.active {
  color: var(--off-white) !important;
}
.tlp-nav .nav-link:hover::after,
.tlp-nav .nav-link.active::after { width: 100%; }

.nav-cta {
  border: 1px solid var(--gold) !important;
  color: var(--gold) !important;
  padding: 6px 18px !important;
  border-radius: 2px;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--gold); color: var(--dark) !important; }

/* Toggler */
.navbar-toggler {
  border: none;
  background: none;
  padding: 4px 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.toggler-icon {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--off-white);
  transition: 0.3s;
}

/* ─── Buttons ──────────────────────────────────────────────── */
.btn { font-family: var(--font-body); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; border-radius: 2px; padding: 14px 32px; transition: all 0.25s; }

.btn-gold {
  background: var(--gold);
  color: var(--dark);
  border: 1px solid var(--gold);
}
.btn-gold:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  color: var(--dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.25);
}
.btn-outline-light-tlp {
  background: transparent;
  color: var(--off-white);
  border: 1px solid rgba(240,235,225,0.35);
}
.btn-outline-light-tlp:hover {
  border-color: var(--off-white);
  color: var(--off-white);
  background: rgba(240,235,225,0.06);
}
.btn-ghost-gold {
  background: transparent;
  color: var(--gold);
  border: 1px solid transparent;
  padding: 10px 0;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.btn-ghost-gold:hover { color: var(--gold-light); }

.btn-dark-tlp {
  background: var(--dark);
  color: var(--off-white);
  border: 1px solid var(--dark);
}
.btn-dark-tlp:hover {
  background: #111;
  color: var(--off-white);
}

/* ─── Typography Helpers ───────────────────────────────────── */
.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 12px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--off-white);
}
.section-headline em { font-style: italic; color: var(--gold); }
.section-body {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.9;
}

/* ─── Hero ─────────────────────────────────────────────────── */
.hero-section {
  min-height: 100vh;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}
.hero-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}
.hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6.5vw, 5.5rem);
  font-weight: 300;
  line-height: 1.08;
  color: var(--off-white);
  margin-bottom: 28px;
}
.hero-headline em { font-style: italic; color: var(--gold); }
.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.9;
}
.hero-content { animation: fadeUp 0.9s ease both; }
.hero-badge {
  width: 180px; height: 180px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  animation: fadeUp 1.1s ease both;
  position: relative;
}
.hero-badge::before {
  content: '';
  position: absolute; inset: -12px;
  border-radius: 50%;
  border: 1px dashed rgba(201,168,76,0.25);
  animation: spin 30s linear infinite;
}
.badge-inner { text-align: center; }
.badge-num {
  display: block;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
}
.badge-label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
}
.hero-scroll-line {
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 1px; height: 64px;
  background: linear-gradient(transparent, var(--gold));
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ─── Marquee ──────────────────────────────────────────────── */
.marquee-strip {
  background: var(--gold);
  padding: 14px 0;
  overflow: hidden;
  white-space: nowrap;
}
.marquee-track {
  display: inline-block;
  animation: marquee 28s linear infinite;
}
.marquee-track span {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dark);
}

/* ─── Section Backgrounds ──────────────────────────────────── */
.bg-section-alt { background: var(--dark-2); }

/* ─── Services ─────────────────────────────────────────────── */
.services-grid { border-top: 1px solid var(--border); border-left: 1px solid var(--border); }
.service-card {
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.service-inner {
  padding: 44px 36px;
  transition: background 0.25s;
}
.service-card:hover .service-inner { background: var(--dark-3); }
.service-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 40px;
  font-style: italic;
}
.service-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  line-height: 1.25;
  color: var(--off-white);
  margin-bottom: 20px;
}
.service-desc { font-size: 0.88rem; color: var(--muted); line-height: 1.8; }

/* ─── Project Cards ────────────────────────────────────────── */
.project-card { border-radius: 4px; overflow: hidden; background: var(--dark-3); border: 1px solid var(--border); transition: transform 0.3s; }
.project-card:hover { transform: translateY(-4px); }
.project-thumb {
  aspect-ratio: 16/9;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}
.project-card--small .project-thumb { aspect-ratio: 16/7; }
.project-thumb-inner { padding: 20px; width: 100%; }
.project-info { padding: 24px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.tag {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  padding: 3px 10px;
  border-radius: 2px;
}
.project-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--off-white);
  margin-bottom: 8px;
}
.project-desc { font-size: 0.87rem; color: var(--muted); }

/* Mock UI inside project cards */
.mock-ui { background: rgba(255,255,255,0.04); border-radius: 6px; padding: 12px; width: 100%; }
.mock-ui.small { padding: 8px; }
.mock-bar { height: 8px; background: var(--gold); border-radius: 4px; width: 40%; margin-bottom: 10px; opacity: 0.6; }
.mock-line { height: 6px; background: rgba(255,255,255,0.08); border-radius: 3px; margin-bottom: 8px; }
.mock-line.w-75 { width: 75%; } .mock-line.w-50 { width: 50%; } .mock-line.w-60 { width: 60%; } .mock-line.w-70 { width: 70%; }
.mock-blocks { display: flex; gap: 8px; margin-top: 12px; }
.mock-block { flex: 1; height: 40px; background: rgba(255,255,255,0.06); border-radius: 4px; }
.mock-ui.small .mock-block { height: 24px; }

/* ─── Stats ────────────────────────────────────────────────── */
.stat-item { display: flex; flex-direction: column; align-items: center; padding: 20px; }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 8px;
}

/* ─── CTA Section ──────────────────────────────────────────── */
.bg-gold { background: var(--gold); }
.cta-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--dark);
  line-height: 1.2;
}
.cta-headline em { font-style: italic; }
.cta-sub { color: rgba(13,13,13,0.65); font-size: 0.95rem; }

/* ─── Page Header ──────────────────────────────────────────── */
.page-header {
  padding-top: calc(var(--nav-h) + 80px);
  padding-bottom: 60px;
  background: var(--dark);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.page-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.5vw, 4.5rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--off-white);
}
.page-headline em { font-style: italic; color: var(--gold); }
.page-header-line {
  position: absolute;
  bottom: -1px; left: 0;
  width: 120px; height: 2px;
  background: var(--gold);
}

/* ─── About Page ───────────────────────────────────────────── */
.mission-visual { position: relative; }
.mission-box {
  background: var(--dark-3);
  border: 1px solid var(--border);
  padding: 60px 48px;
  border-radius: 4px;
  position: relative;
  z-index: 1;
}
.mission-quote {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.2;
  color: var(--gold);
}
.mission-accent {
  position: absolute;
  bottom: -20px; right: -20px;
  width: 120px; height: 120px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  opacity: 0.25;
  z-index: 0;
}
.value-card {
  background: var(--dark-3);
  border: 1px solid var(--border);
  padding: 36px;
  border-radius: 4px;
  height: 100%;
  transition: border-color 0.25s;
}
.value-card:hover { border-color: var(--gold); }
.value-icon { font-size: 1.4rem; color: var(--gold); margin-bottom: 16px; }
.value-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--off-white);
  margin-bottom: 12px;
}
.value-body { font-size: 0.88rem; color: var(--muted); line-height: 1.8; }

/* Team */
.team-card { text-align: center; padding: 8px 0; }
.team-avatar {
  width: 96px; height: 96px;
  border-radius: 50%;
  margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
}
.avatar-initials { font-family: var(--font-display); font-size: 1.6rem; font-weight: 300; color: rgba(240,235,225,0.6); }
.team-name { font-family: var(--font-display); font-size: 1.25rem; font-weight: 400; color: var(--off-white); margin-bottom: 4px; }
.team-role { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold); margin-bottom: 12px; }
.team-bio { font-size: 0.87rem; color: var(--muted); line-height: 1.75; }

/* Stack pills */
.stack-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.stack-pill {
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 10px 22px;
  border-radius: 2px;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  transition: all 0.2s;
}
.stack-pill:hover { border-color: var(--gold); color: var(--gold); }

/* ─── Portfolio Page ───────────────────────────────────────── */
.filter-bar {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  background: var(--dark);
  position: sticky;
  top: var(--nav-h);
  z-index: 100;
  backdrop-filter: blur(8px);
}
.filter-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-body);
  padding: 8px 20px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.2s;
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--gold);
  color: var(--gold);
}
.portfolio-card {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  transition: transform 0.3s;
}
.portfolio-card:hover { transform: translateY(-4px); }
.portfolio-thumb {
  aspect-ratio: 16/9;
  position: relative;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.portfolio-thumb--sm { aspect-ratio: 16/7; }
.portfolio-thumb-inner { padding: 24px; width: 100%; }
.portfolio-overlay {
  position: absolute; inset: 0;
  background: rgba(13,13,13,0.75);
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-meta { padding: 28px; }
.portfolio-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--off-white);
  margin-bottom: 10px;
}
.portfolio-desc { font-size: 0.88rem; color: var(--muted); line-height: 1.8; margin-bottom: 16px; }
.portfolio-year {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--border);
  line-height: 1;
  white-space: nowrap;
  padding-left: 16px;
}
.portfolio-results { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.result-pill {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  background: var(--gold-dim);
  color: var(--gold);
  padding: 4px 12px;
  border-radius: 2px;
}
.portfolio-item { transition: opacity 0.35s, transform 0.35s; }
.portfolio-item.hidden { opacity: 0; pointer-events: none; display: none; }

/* ─── Contact Page ─────────────────────────────────────────── */
.contact-info-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--off-white);
  margin-bottom: 12px;
}
.contact-detail { font-size: 0.92rem; color: var(--muted); line-height: 1.9; }
.contact-detail a { color: var(--gold); text-decoration: none; }
.contact-detail a:hover { color: var(--gold-light); }
.contact-icon { display: inline-block; color: var(--gold); margin-right: 8px; }
.contact-fact { display: flex; align-items: flex-start; gap: 12px; font-size: 0.88rem; color: var(--muted); }
.fact-icon { font-size: 1rem; }
.contact-fact strong { color: var(--off-white); }
.contact-form-wrapper { background: var(--dark-2); border: 1px solid var(--border); border-radius: 4px; padding: 48px; }

/* Form elements */
.tlp-form-group { margin-bottom: 0; }
.tlp-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
  font-weight: 500;
}
.tlp-input {
  width: 100%;
  background: var(--dark-3);
  border: 1px solid var(--border);
  color: var(--off-white);
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 0.93rem;
  border-radius: 2px;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  appearance: none;
}
.tlp-input::placeholder { color: var(--subtle); }
.tlp-input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.12);
  background: var(--dark-3);
  color: var(--off-white);
}
.tlp-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 18px center;
  cursor: pointer;
}
.tlp-select option { background: var(--dark-3); color: var(--off-white); }
.tlp-textarea { resize: vertical; min-height: 140px; }
.tlp-checkbox {
  width: 16px; height: 16px;
  border: 1px solid var(--border);
  background: var(--dark-3);
  border-radius: 2px;
  accent-color: var(--gold);
  cursor: pointer;
  flex-shrink: 0;
}
.gold-link { color: var(--gold); text-decoration: none; }
.gold-link:hover { color: var(--gold-light); }
.invalid-feedback { font-size: 0.78rem; color: #e07070; margin-top: 6px; }
.tlp-input.is-invalid { border-color: #e07070; }

/* Form states */
.form-success-msg {
  background: rgba(201,168,76,0.1);
  border: 1px solid var(--gold);
  border-radius: 4px;
  padding: 48px;
  text-align: center;
  margin-bottom: 32px;
}
.success-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  color: var(--gold);
  font-size: 1.5rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
}
.form-success-msg h3 { font-family: var(--font-display); font-size: 1.8rem; font-weight: 300; margin-bottom: 8px; }
.form-success-msg p { color: var(--muted); font-size: 0.92rem; }
.form-error-msg {
  background: rgba(224,112,112,0.1);
  border: 1px solid rgba(224,112,112,0.4);
  border-radius: 4px;
  padding: 16px 20px;
  font-size: 0.88rem;
  color: #e07070;
  margin-bottom: 24px;
}

/* ─── Footer ───────────────────────────────────────────────── */
.tlp-footer {
  background: var(--dark-2);
  border-top: 1px solid var(--border);
}
.tlp-footer nav a {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}
.tlp-footer nav a:hover { color: var(--gold); }
.footer-copy { font-size: 0.78rem; color: var(--subtle); }

/* ─── Animations ───────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50%       { opacity: 1; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── Responsive ───────────────────────────────────────────── */
@media (max-width: 991.98px) {
  .py-section { padding: 72px 0; }
  .contact-form-wrapper { padding: 32px 24px; }
  .hero-headline { font-size: clamp(2.4rem, 8vw, 3.5rem); }
}
@media (max-width: 575.98px) {
  .py-section { padding: 56px 0; }
  .tlp-nav .navbar-collapse { background: var(--dark-2); padding: 16px; border-top: 1px solid var(--border); }
  .tlp-nav .nav-link { padding: 10px 0 !important; }
}