/* ═══════════════════════════════════════════════
   PORTFOLIO HUB — main.css
   BEM-inspired, custom properties, mobile-first
═══════════════════════════════════════════════ */

/* ── Custom Properties ── */
:root {
  /* Colours */
  --clr-bg:          #0A0A0A;
  --clr-bg-2:        #111111;
  --clr-bg-3:        #1A1A1A;
  --clr-gold:        #FF3366;
  --clr-gold-light:  #FF6688;
  --clr-gold-dark:   #CC1144;
  --clr-text:        #FFFFFF;
  --clr-text-muted:  #999999;
  --clr-border:      rgba(255,51,102,0.18);
  --clr-card-bg:     #141414;
  --clr-card-hover:  #1E1E1E;

  /* Badges */
  --badge-hairdresser: #7B4F9E;
  --badge-manicure:    #C25E85;
  --badge-barbershop:  #B05A2A;
  --badge-pizzeria:    #C85A2A;
  --badge-restaurant:  #2A7A6E;
  --badge-landing:     #7C3AED;

  /* Typography */
  --font-display: 'Montserrat', Arial, sans-serif;
  --font-body:    'Open Sans', system-ui, sans-serif;

  /* Spacing scale */
  --sp-xs:  0.5rem;
  --sp-sm:  1rem;
  --sp-md:  1.5rem;
  --sp-lg:  2.5rem;
  --sp-xl:  4rem;
  --sp-2xl: 6rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Transitions */
  --transition: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  background-color: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.1vw, 1.125rem);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* ── Skip Link ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--clr-gold);
  color: var(--clr-bg);
  padding: 0.6em 1.2em;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 9999;
  transition: top var(--transition);
}
.skip-link:focus {
  top: 1rem;
}

/* ── Container ── */
.container {
  width: min(90%, 1280px);
  margin-inline: auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.7em 1.6em;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}
.btn--primary {
  background: var(--clr-gold);
  color: var(--clr-bg);
  border-color: var(--clr-gold);
}
.btn--primary:hover, .btn--primary:focus-visible {
  background: var(--clr-gold-light);
  border-color: var(--clr-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,51,102,0.30);
}
.btn--outline {
  background: transparent;
  color: var(--clr-gold);
  border-color: var(--clr-gold);
}
.btn--outline:hover, .btn--outline:focus-visible {
  background: var(--clr-gold);
  color: var(--clr-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,51,102,0.25);
}

/* ── Section Labels ── */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--clr-text);
  line-height: 1.1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--sp-sm);
}
.section-subtitle {
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-lg);
  font-size: 1.05rem;
}

/* ════════════════════════════════════
   HEADER
════════════════════════════════════ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10,15,30,0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--transition);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  transition: opacity var(--transition);
}
.logo:hover { opacity: 0.8; }
.logo__wordmark {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--clr-text);
  text-transform: uppercase;
}
.logo__a {
  color: var(--clr-gold);
}

/* Desktop Nav */
.nav__list {
  display: none;
  gap: var(--sp-lg);
}
.nav__link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
  transition: color var(--transition);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--clr-gold);
  transition: width var(--transition);
}
.nav__link:hover,
.nav__link:focus-visible {
  color: var(--clr-gold);
}
.nav__link:hover::after { width: 100%; }

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  width: 36px;
  height: 36px;
}
.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border);
  padding: var(--sp-md) 0 var(--sp-lg);
}
.mobile-menu[hidden] { display: none; }
.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  padding-inline: 5%;
}
.mobile-menu__link {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  transition: color var(--transition);
  padding: 0.5rem 0;
  display: block;
  border-bottom: 1px solid var(--clr-border);
}
.mobile-menu__link:hover { color: var(--clr-gold); }

/* ════════════════════════════════════
   HERO
════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 68px;
}

/* Animated dot-grid background */
.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255,51,102,0.07) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255,51,102,0.04) 0%, transparent 50%),
    radial-gradient(1px 1px at 50% 50%, rgba(255,51,102,0.12) 0%, transparent 100%);
  background-size: 100% 100%, 100% 100%, 40px 40px;
  animation: bg-drift 18s ease-in-out infinite alternate;
}
@keyframes bg-drift {
  from { background-position: 0% 0%, 0% 0%, 0 0; }
  to   { background-position: 2% 4%, -2% -3%, 40px 40px; }
}

.hero__inner {
  position: relative;
  z-index: 1;
  padding-block: var(--sp-2xl);
  max-width: 760px;
}

.hero__eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: var(--sp-sm);
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 6.5rem);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--clr-text);
  margin-bottom: var(--sp-md);
}
.hero__headline em {
  font-style: normal;
  color: var(--clr-gold);
  background: linear-gradient(90deg, var(--clr-gold), var(--clr-gold-light), var(--clr-gold));
  background-size: 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s linear infinite;
}
@keyframes shimmer {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.hero__tagline {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--clr-text-muted);
  max-width: 560px;
  margin-bottom: var(--sp-lg);
  line-height: 1.75;
}

/* Scroll indicator */
.hero__scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  z-index: 1;
}
.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--clr-gold), transparent);
  animation: scroll-pulse 1.8s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(0.6); }
}

/* ════════════════════════════════════
   WORK SECTION
════════════════════════════════════ */
.work {
  padding-block: var(--sp-2xl);
  background: var(--clr-bg-2);
}

/* Filter bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
  margin-bottom: var(--sp-xl);
}
.filter-btn {
  padding: 0.45em 1.1em;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  background: var(--clr-bg-3);
  color: var(--clr-text-muted);
  border: 1px solid var(--clr-border);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.filter-btn:hover,
.filter-btn:focus-visible {
  background: var(--clr-bg);
  color: var(--clr-gold);
  border-color: var(--clr-gold);
}
.filter-btn--active {
  background: var(--clr-gold);
  color: var(--clr-bg);
  border-color: var(--clr-gold);
}

/* Project grid */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: var(--sp-lg);
}

/* Project card */
.project-card {
  background: var(--clr-card-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), opacity var(--transition);
  will-change: transform;
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px var(--clr-gold-dark);
  background: var(--clr-card-hover);
}
.project-card--hidden {
  opacity: 0;
  transform: translateY(16px) scale(0.97);
  pointer-events: none;
}
/* Use display:none after transition to remove from layout */
.project-card--gone {
  display: none;
}

.project-card__media {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
}
.project-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.project-card:hover .project-card__img {
  transform: scale(1.04);
}

.project-card__badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25em 0.75em;
  border-radius: 999px;
  background: rgba(10,15,30,0.7);
  color: var(--clr-text);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.15);
}

/* Badge colours by data-category on card */
.project-card[data-category="hairdresser"] .project-card__badge {
  background: rgba(123,79,158,0.8);
}
.project-card[data-category="manicure"] .project-card__badge {
  background: rgba(194,94,133,0.8);
}
.project-card[data-category="barbershop"] .project-card__badge {
  background: rgba(176,90,42,0.8);
}
.project-card[data-category="pizzeria"] .project-card__badge {
  background: rgba(200,90,42,0.8);
}
.project-card[data-category="restaurant"] .project-card__badge {
  background: rgba(42,122,110,0.8);
}
.project-card[data-category="landing"] .project-card__badge {
  background: rgba(124,58,237,0.85);
  border-color: rgba(124,58,237,0.4);
}

.project-card__body {
  padding: var(--sp-md);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--sp-xs);
}
.project-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--clr-text);
  line-height: 1.2;
}
.project-card__desc {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  flex: 1;
}
.project-card__cta {
  margin-top: var(--sp-sm);
  align-self: flex-start;
  font-size: 0.875rem;
}

.grid-empty {
  color: var(--clr-text-muted);
  font-size: 1.05rem;
  text-align: center;
  padding: var(--sp-xl);
  grid-column: 1 / -1;
}

/* ════════════════════════════════════
   ABOUT
════════════════════════════════════ */
.about {
  padding-block: var(--sp-2xl);
  background: var(--clr-bg);
  position: relative;
  overflow: hidden;
}
.about::before {
  content: '';
  position: absolute;
  top: -180px;
  right: -180px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,51,102,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.about__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-xl);
  align-items: center;
}
.about__text {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}
.about__text p {
  color: var(--clr-text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
}
.about__text strong {
  color: var(--clr-text);
}
.about__portrait {
  display: flex;
  justify-content: center;
}
.about__portrait-img {
  width: 100%;
  max-width: 520px;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 2px solid var(--clr-border);
  filter: grayscale(30%);
  transition: filter var(--transition-slow), transform var(--transition-slow);
}
.about__portrait-img:hover {
  filter: grayscale(0%);
  transform: scale(1.02);
}

/* About stats */
.about__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
  margin-top: var(--sp-md);
  padding-top: var(--sp-md);
  border-top: 1px solid var(--clr-border);
}
.about__stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.about__stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--clr-gold);
  line-height: 1;
  letter-spacing: -0.02em;
}
.about__stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}

/* ════════════════════════════════════
   CONTACT
════════════════════════════════════ */
.contact {
  padding-block: var(--sp-2xl);
  background: var(--clr-bg-2);
  text-align: center;
}
.contact__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-lg);
}
.contact__intro {
  color: var(--clr-text-muted);
  font-size: 1.05rem;
  margin-top: calc(-1 * var(--sp-md));
  font-family: 'Open Sans', sans-serif;
}
.contact__address-placeholder { display: none; }
.contact__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-sm);
}
.contact__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  padding: 0.6em 1.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border);
  background: var(--clr-bg-3);
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition);
}
.contact__link:hover,
.contact__link:focus-visible {
  color: var(--clr-gold);
  border-color: var(--clr-gold);
  background: var(--clr-bg);
  transform: translateY(-2px);
}
.contact__icon {
  width: 1.1em;
  height: 1.1em;
  flex-shrink: 0;
}

/* ════════════════════════════════════
   FOOTER
════════════════════════════════════ */
.site-footer {
  background: #000000;
  border-top: 1px solid var(--clr-border);
  padding-block: var(--sp-xl);
}
.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  text-align: center;
}
.footer__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--clr-text);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  transition: opacity var(--transition);
}
.footer__logo:hover { opacity: 0.75; }
.footer__logo span {
  color: var(--clr-gold);
}
.footer__copy {
  color: var(--clr-text-muted);
  font-size: 0.875rem;
}
.footer__note {
  color: rgba(153,153,153,0.6);
  font-size: 0.8rem;
}
.footer__note a {
  color: var(--clr-text-muted);
  transition: color var(--transition);
}
.footer__note a:hover { color: var(--clr-gold); }

/* ════════════════════════════════════
   WHAT I BUILD
════════════════════════════════════ */
.what-i-build {
  padding-block: var(--sp-2xl);
  background: var(--clr-bg);
  position: relative;
  overflow: hidden;
}
.what-i-build::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 0% 100%, rgba(124,58,237,0.06) 0%, transparent 55%),
    radial-gradient(ellipse at 100% 0%, rgba(255,51,102,0.04) 0%, transparent 55%);
  pointer-events: none;
}

.wib__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clr-text);
  margin-bottom: var(--sp-lg);
  text-align: center;
}

.wib__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-md);
  position: relative;
  z-index: 1;
}

.wib__card {
  background: var(--clr-bg-3);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: var(--sp-lg) var(--sp-md);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  position: relative;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition);
}
.wib__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
  border-color: rgba(255,51,102,0.3);
}
.wib__card--highlight {
  border-color: rgba(124,58,237,0.35);
  background: linear-gradient(135deg, var(--clr-bg-3) 0%, rgba(124,58,237,0.06) 100%);
}
.wib__card--highlight:hover {
  border-color: rgba(124,58,237,0.6);
  box-shadow: 0 16px 48px rgba(124,58,237,0.12);
}

.wib__icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--clr-gold);
}
.wib__card--highlight .wib__icon {
  color: #A78BFA;
}
.wib__icon svg {
  width: 100%;
  height: 100%;
}

.wib__card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text);
}

.wib__card-desc {
  color: var(--clr-text-muted);
  font-size: 0.925rem;
  line-height: 1.7;
}

.wib__new-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.2em 0.65em;
  border-radius: 999px;
  background: rgba(124,58,237,0.85);
  color: #fff;
  border: 1px solid rgba(167,139,250,0.4);
}

/* ════════════════════════════════════
   RESPONSIVE
════════════════════════════════════ */
@media (min-width: 768px) {
  .nav__list {
    display: flex;
  }
  .nav-toggle {
    display: none;
  }
  .mobile-menu {
    display: none !important;
  }
  .about__inner {
    grid-template-columns: 1fr 1fr;
  }
  .wib__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1280px) {
  .project-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Contact address */
.contact__address {
  display: flex;
  align-items: center;
  gap: 0.5em;
  font-style: normal;
  color: var(--clr-text-muted);
  font-size: 0.95rem;
  margin-top: var(--sp-sm);
}

/* ════════════════════════════════════
   FOCUS STYLES (Accessibility)
════════════════════════════════════ */
:focus-visible {
  outline: 2px solid var(--clr-gold);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ════════════════════════════════════
   REDUCED MOTION
════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}