/* ===== portfolio.css — Nicaea Studio Portfolio ===== */
/* Imports the main style.css design tokens automatically via HTML link order */

/* ==============================
   PORTFOLIO PAGE HERO
============================== */
.portfolio-hero {
  position: relative;
  min-height: 56vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 120px 20px 60px;
  text-align: center;
  background: var(--color-bg);
}
.portfolio-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(109,40,217,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(201,168,76,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.portfolio-hero-content { position: relative; z-index: 1; max-width: 680px; }
.portfolio-stat-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  margin-top: 40px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.pstat-item {
  flex: 1;
  min-width: 80px;
  padding: 20px 16px;
  text-align: center;
  border-right: 1px solid var(--color-border);
}
.pstat-item:last-child { border-right: none; }
.pstat-number {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 5vw, 2.2rem);
  font-weight: 800;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}
.pstat-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

/* ==============================
   PORTFOLIO GRID
============================== */
.portfolio-page-section {
  background: var(--color-bg);
  padding: var(--section-py) 0;
}
.portfolio-page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.pf-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface2);
  border: 1px solid var(--color-border);
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1), box-shadow 0.35s ease, border-color 0.35s ease;
  position: relative;
}
.pf-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(201,168,76,0.15);
  border-color: rgba(201,168,76,0.25);
}
.pf-card-image {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-surface);
}
.pf-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.pf-card:hover .pf-card-image img { transform: scale(1.06); }
.pf-card-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}
.pf-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,6,14,0.8) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.35s ease;
  display: flex;
  align-items: flex-end;
  padding: 20px;
}
.pf-card:hover .pf-card-overlay { opacity: 1; }
.pf-overlay-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--gradient-gold);
  color: #06060e;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  transition: transform 0.2s ease;
}
.pf-card-body { padding: 20px; }
.pf-card-cat {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(201,168,76,0.1);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 10px;
}
.pf-card-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.25;
}
.pf-card-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}
.pf-card-metrics {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.pf-metric {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-gold);
}
.pf-metric-icon { font-size: 0.9rem; }
.pf-card-arrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-gold);
  transition: gap 0.25s ease;
}
.pf-card:hover .pf-card-arrow { gap: 8px; }
.pf-arrow-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(201,168,76,0.12);
  border: 1px solid rgba(201,168,76,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  transition: background 0.25s ease, transform 0.25s ease;
}
.pf-card:hover .pf-arrow-icon {
  background: var(--gradient-gold);
  color: #06060e;
  transform: translateX(2px);
}

/* ==============================
   BRAND PAGE — CASE STUDY
============================== */
.brand-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding: 100px 20px 40px;
}
.brand-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
  transform: scale(1.04);
}
.brand-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(6,6,14,0.5) 0%,
    rgba(6,6,14,0.7) 50%,
    rgba(6,6,14,0.95) 100%
  );
  z-index: 1;
}
.brand-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 720px;
}
.brand-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  transition: color var(--transition);
}
.brand-back-link:hover { color: var(--color-gold); }
.brand-hero-cat {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(201,168,76,0.15);
  border: 1px solid rgba(201,168,76,0.35);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 14px;
}
.brand-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 7vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 14px;
}
.brand-hero-sub {
  font-size: 0.95rem;
  color: rgba(232,232,240,0.75);
  line-height: 1.6;
  max-width: 560px;
  margin-bottom: 28px;
}
.brand-kpi-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 4px;
}
.brand-kpi {
  padding: 16px 12px;
  background: rgba(13,13,26,0.9);
  text-align: center;
  backdrop-filter: blur(8px);
}
.brand-kpi-num {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  font-weight: 800;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.brand-kpi-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ==============================
   BRAND PAGE CONTENT SECTIONS
============================== */
.brand-section {
  padding: 56px 0;
}
.brand-section + .brand-section {
  border-top: 1px solid var(--color-border);
}
.brand-section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 16px;
}
.brand-section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--gradient-gold);
}
.brand-section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 20px;
}

/* Problem Quote Card */
.problem-quote {
  position: relative;
  padding: 28px 24px;
  background: rgba(109,40,217,0.07);
  border: 1px solid rgba(109,40,217,0.2);
  border-left: 3px solid var(--color-purple);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}
.problem-quote-mark {
  font-size: 3rem;
  line-height: 0.8;
  color: var(--color-purple);
  font-family: Georgia, serif;
  margin-bottom: 8px;
  display: block;
  opacity: 0.6;
}
.problem-quote p {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(232,232,240,0.9);
  font-style: italic;
}
.problem-desc {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

/* Process Timeline / Stepper */
.process-steps { display: flex; flex-direction: column; gap: 0; }
.process-step {
  display: flex;
  gap: 20px;
  position: relative;
}
.process-step::after {
  content: '';
  position: absolute;
  left: 19px;
  top: 44px;
  bottom: -4px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-purple), transparent);
}
.process-step:last-child::after { display: none; }
.step-indicator {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(109,40,217,0.15);
  border: 2px solid rgba(109,40,217,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-purple);
  font-size: 1.1rem;
  z-index: 1;
}
.step-content {
  padding-bottom: 32px;
  flex: 1;
}
.step-content h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.step-content p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Results Big Numbers */
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}
.result-card {
  padding: 20px 16px;
  background: rgba(201,168,76,0.06);
  border: 1px solid rgba(201,168,76,0.18);
  border-radius: var(--radius-md);
  text-align: center;
  transition: background 0.3s ease, border-color 0.3s ease;
}
.result-card:hover {
  background: rgba(201,168,76,0.1);
  border-color: rgba(201,168,76,0.3);
}
.result-number {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 7vw, 2.6rem);
  font-weight: 900;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}
.result-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Before / After */
.before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
}
.ba-card {
  padding: 20px;
  border-radius: var(--radius-md);
}
.ba-before {
  background: rgba(239,68,68,0.06);
  border: 1px solid rgba(239,68,68,0.18);
}
.ba-after {
  background: rgba(34,197,94,0.06);
  border: 1px solid rgba(34,197,94,0.18);
}
.ba-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.ba-before .ba-label { color: #f87171; }
.ba-after  .ba-label { color: #4ade80; }
.ba-item {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  line-height: 1.4;
}
.ba-item span:first-child { flex-shrink: 0; }

/* Services Tags */
.services-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.service-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.service-tag:hover {
  border-color: rgba(201,168,76,0.3);
  background: rgba(201,168,76,0.06);
}
.service-tag-icon { font-size: 1rem; }

/* Testimonial */
.testimonial-card {
  padding: 28px 24px;
  background: var(--color-surface2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  position: relative;
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 24px;
  font-size: 5rem;
  color: var(--color-gold);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}
.testimonial-text {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(232,232,240,0.9);
  font-style: italic;
  margin-bottom: 20px;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: white;
}
.testimonial-author-name { font-weight: 600; font-size: 0.9rem; }
.testimonial-author-role { font-size: 0.78rem; color: var(--color-text-muted); }
.testimonial-stars { display: flex; gap: 2px; color: var(--color-gold); font-size: 0.9rem; }

/* Bottom CTA Section */
.brand-cta-section {
  padding: 64px 0;
  background: linear-gradient(135deg, rgba(19,13,40,1) 0%, rgba(13,13,26,1) 100%);
  border-top: 1px solid var(--color-border);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.brand-cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(109,40,217,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.brand-cta-content { position: relative; z-index: 1; }
.brand-cta-section .section-label { display: inline-block; margin-bottom: 16px; }
.brand-cta-section .section-title { margin-bottom: 12px; }
.brand-cta-section .section-desc { margin-bottom: 32px; }
.cta-btns { display: flex; flex-direction: column; gap: 12px; align-items: center; }

/* ==============================
   NAVIGATION BREADCRUMB
============================== */
.page-breadcrumb {
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: rgba(6,6,14,0.6);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 68px;
  z-index: 100;
}
.breadcrumb-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.breadcrumb-inner a { color: var(--color-text-muted); transition: color var(--transition); }
.breadcrumb-inner a:hover { color: var(--color-gold); }
.breadcrumb-sep { color: var(--color-border); }
.breadcrumb-current { color: var(--color-text); font-weight: 500; }

/* ==============================
   RESPONSIVE
============================== */
@media (min-width: 640px) {
  .portfolio-page-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-btns { flex-direction: row; justify-content: center; }
}
@media (min-width: 1024px) {
  .portfolio-page-grid { grid-template-columns: repeat(3, 1fr); }
  .brand-kpi-bar { max-width: 560px; }
  .results-grid { grid-template-columns: repeat(4, 1fr); }
}