/* ══════════════════════════════════════════════════════════════════
   Meta Creative Tunisia — Digital Portfolio & Web Showcase Stylesheet
   Directly inheriting & matching metatunisie.com design tokens
   ══════════════════════════════════════════════════════════════════ */

/* Fonts loaded via preconnect in head */

:root {
  --void:       #08080C;
  --void-2:     #0E0E14;
  --raised:     #13131B;
  --hairline:   #23232E;
  --hairline-hover: #363646;
  --ink:        #F4F2F7;
  --ink-dim:    #9794A1;
  --azure:      #2491D3;
  --violet:     #7B36C0;
  --magenta:    #CB22AA;
  --crimson:    #F6024B;
  --orange:     #FD6611;
  --spectrum:   linear-gradient(100deg,#2491D3 0%,#7B36C0 28%,#CB22AA 52%,#F6024B 76%,#FD6611 100%);
  --r:          10px;
  --max:        1320px;
  --ease:       cubic-bezier(0.4, 0, 0.2, 1);
  --font-head:  'Cabinet Grotesk', 'General Sans', sans-serif;
  --font-body:  'General Sans', system-ui, -apple-system, sans-serif;
  --font-mono:  'Space Mono', monospace;
  --font-ar:    'IBM Plex Sans Arabic', 'Cairo', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--void);
}

body {
  font-family: var(--font-body);
  background-color: var(--void);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

[dir="rtl"] body {
  font-family: var(--font-ar);
}

[dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3, [dir="rtl"] .display {
  font-family: 'Cairo', var(--font-ar);
  letter-spacing: 0;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--ink);
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ─── AMBIENT ATMOSPHERE ─── */
.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ambient-base {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 100% 80% at 50% 0%, #0d0d18, var(--void));
}

.ambient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  mix-blend-mode: screen;
}

.blob-azure {
  width: 650px;
  height: 650px;
  top: -120px;
  left: -120px;
  background: rgba(36, 145, 211, 0.12);
}

.blob-magenta {
  width: 550px;
  height: 550px;
  bottom: -100px;
  right: -100px;
  background: rgba(203, 34, 170, 0.10);
}

.blob-orange {
  width: 450px;
  height: 450px;
  top: 35%;
  right: 15%;
  background: rgba(253, 102, 17, 0.08);
}

.blob-cursor {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(100px);
  mix-blend-mode: screen;
  background: radial-gradient(circle, rgba(123, 54, 192, 0.16) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.ambient-grain {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.035;
}

/* ─── SITE NAVIGATION ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 14px 0;
  background: rgba(8, 8, 12, 0.90);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--hairline);
  transition: all 0.3s ease;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo img {
  height: 30px;
  width: auto;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--void-2);
  padding: 3px 4px;
  border-radius: 6px;
  border: 1px solid var(--hairline);
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: 4px;
  color: var(--ink-dim);
  transition: all 0.2s ease;
  display: inline-block;
}

.lang-btn:hover {
  color: var(--ink);
}

.lang-btn.active {
  color: var(--ink);
  background: rgba(203, 34, 170, 0.2);
  border: 1px solid var(--magenta);
}

.nav-link-site {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--azure);
  padding: 6px 12px;
  border: 1px solid rgba(36, 145, 211, 0.35);
  border-radius: 999px;
  transition: all 0.2s ease;
}

.nav-link-site:hover {
  background: rgba(36, 145, 211, 0.15);
  border-color: var(--azure);
}

.nav-cta {
  font-size: 13px;
  font-weight: 500;
  padding: 8px 18px;
  border: 1px solid var(--hairline);
  border-radius: var(--r);
  color: var(--ink);
  background: var(--void-2);
  transition: all 0.2s var(--ease);
}

.nav-cta:hover {
  border-color: var(--crimson);
  background: var(--crimson);
  color: #fff;
  transform: translateY(-1px);
}

/* ─── HERO SECTION ─── */
.portfolio-hero {
  padding: 140px 0 60px;
  position: relative;
  border-bottom: 1px solid var(--hairline);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.hero-kicker-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--spectrum);
}

.hero-kicker-text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.hero-headline {
  font-size: clamp(2.4rem, 2rem + 2.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 20px;
  max-width: 900px;
}

.s-text {
  background: var(--spectrum);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: clamp(1.05rem, 0.98rem + 0.3vw, 1.25rem);
  color: var(--ink-dim);
  max-width: 780px;
  line-height: 1.6;
  margin-bottom: 48px;
}

.hero-metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--hairline);
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--hairline);
}

.metric-cell {
  background: var(--void-2);
  padding: 24px 20px;
  transition: background 0.2s ease;
}

.metric-cell:hover {
  background: var(--raised);
}

.metric-val {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 1.5rem + 1vw, 2.5rem);
  font-weight: 800;
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}

.metric-val.c-azure { color: var(--azure); }
.metric-val.c-violet { color: var(--violet); }
.metric-val.c-magenta { color: var(--magenta); }
.metric-val.c-orange { color: var(--orange); }
.metric-val.c-crimson { color: var(--crimson); }

.metric-lbl {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: block;
}

/* ─── STICKY FILTER BAR ─── */
.portfolio-filter-bar {
  position: sticky;
  top: 59px;
  z-index: 900;
  background: rgba(8, 8, 12, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--hairline);
  padding: 14px 0;
}

.filter-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.filter-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.filter-tab {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 6px;
  background: var(--void-2);
  border: 1px solid var(--hairline);
  color: var(--ink-dim);
  transition: all 0.2s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}

.filter-tab:hover {
  color: var(--ink);
  border-color: var(--hairline-hover);
}

.filter-tab.active {
  background: var(--raised);
  border-color: var(--azure);
  color: var(--ink);
  box-shadow: 0 0 12px rgba(36, 145, 211, 0.2);
}

.filter-badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink-dim);
}

.filter-tab.active .filter-badge {
  background: var(--azure);
  color: #fff;
}

.filter-search {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 280px;
}

.search-icon {
  position: absolute;
  left: 12px;
  color: var(--ink-dim);
  pointer-events: none;
}

[dir="rtl"] .search-icon {
  left: auto;
  right: 12px;
}

.search-input {
  width: 100%;
  padding: 8px 40px 8px 36px;
  border-radius: 6px;
  background: var(--void-2);
  border: 1px solid var(--hairline);
  color: var(--ink);
  font-size: 13px;
  transition: all 0.2s ease;
}

[dir="rtl"] .search-input {
  padding: 8px 36px 8px 40px;
}

.search-input:focus {
  outline: none;
  border-color: var(--magenta);
  box-shadow: 0 0 10px rgba(203, 34, 170, 0.25);
}

.search-count {
  position: absolute;
  right: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 7px;
  border-radius: 4px;
}

[dir="rtl"] .search-count {
  right: auto;
  left: 10px;
}

/* ─── MAIN GALLERY ─── */
.portfolio-content {
  padding: 60px 0 120px;
  position: relative;
  z-index: 2;
}

.portfolio-section {
  margin-bottom: 70px;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 16px;
  margin-bottom: 32px;
}

.section-title {
  font-size: clamp(1.4rem, 1.2rem + 0.6vw, 1.9rem);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-chip {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--azure);
  background: rgba(36, 145, 211, 0.12);
  padding: 3px 9px;
  border-radius: 4px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 28px;
}

/* ─── PROJECT CARD ─── */
.project-card {
  content-visibility: auto;
  contain-intrinsic-size: 0 420px;
  background: var(--void-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r);
  overflow: hidden;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--hairline-hover);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4), 0 0 20px rgba(123, 54, 192, 0.15);
}

.project-card.hidden {
  display: none !important;
}

.card-trigger {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
  user-select: none;
}

.card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--raised);
  overflow: hidden;
  border-bottom: 1px solid var(--hairline);
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.4s var(--ease);
}

.project-card:hover .card-thumb img {
  transform: scale(1.03);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 8, 12, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s var(--ease);
}

.project-card:hover .card-overlay {
  opacity: 1;
}

.overlay-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: var(--crimson);
  padding: 10px 18px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(246, 2, 75, 0.4);
}

.card-body {
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-meta-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.card-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--azure);
  background: rgba(36, 145, 211, 0.1);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(36, 145, 211, 0.2);
}

.card-city {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 8px;
  color: var(--ink);
}

.card-desc {
  font-size: 0.88rem;
  color: var(--ink-dim);
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

.card-tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.card-tech-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
  background: rgba(255, 255, 255, 0.04);
  padding: 2px 7px;
  border-radius: 3px;
}

/* ─── FULL-PAGE PREVIEW MODAL ─── */
.preview-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease);
}

.preview-modal.is-active {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 4, 8, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.modal-container {
  position: relative;
  width: 95vw;
  max-width: 1400px;
  height: 94vh;
  background: var(--void-2);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(36, 145, 211, 0.15);
  transform: scale(0.97);
  transition: transform 0.25s var(--ease);
}

.preview-modal.is-active .modal-container {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--void);
  border-bottom: 1px solid var(--hairline);
  gap: 16px;
}

.modal-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.modal-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--azure);
  background: rgba(36, 145, 211, 0.12);
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--ink);
}

.modal-vp-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--void-2);
  padding: 3px;
  border-radius: 6px;
  border: 1px solid var(--hairline);
}

.modal-vp-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 5px 11px;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.modal-vp-btn:hover {
  color: var(--ink);
}

.modal-vp-btn.active {
  background: var(--raised);
  color: var(--ink);
  border: 1px solid var(--azure);
}

.modal-close-btn {
  font-size: 24px;
  line-height: 1;
  color: var(--ink-dim);
  width: 34px;
  height: 34px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.modal-close-btn:hover {
  color: #fff;
  background: rgba(246, 2, 75, 0.2);
}

.modal-stage {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #040406;
}

.browser-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  background: var(--void-2);
  border-bottom: 1px solid var(--hairline);
  font-size: 12px;
  color: var(--ink-dim);
}

.browser-dots {
  display: flex;
  gap: 6px;
}

.b-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.b-dot--red { background: #ff5f56; }
.b-dot--yellow { background: #ffbd2e; }
.b-dot--green { background: #27c93f; }

.browser-address {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-dim);
}

.browser-hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--azure);
}

.modal-scroll-canvas {
  flex-grow: 1;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  justify-content: center;
  background: #06060A;
  padding: 16px 0 40px;
}

.modal-img-wrapper {
  transition: width 0.3s var(--ease);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.modal-img-wrapper.vp-full {
  width: 100%;
}

.modal-img-wrapper.vp-desktop {
  width: 1100px;
  max-width: 96%;
}

.modal-img-wrapper.vp-tablet {
  width: 768px;
  max-width: 96%;
}

.modal-img-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

/* ─── FOOTER ─── */
.portfolio-footer {
  border-top: 1px solid var(--hairline);
  background: var(--void-2);
  padding: 48px 0;
  position: relative;
  z-index: 2;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand p {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--ink-dim);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-dim);
}

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

body.modal-open {
  overflow: hidden;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .hero-metrics-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .portfolio-hero { padding: 100px 0 32px; }
  .hero-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr; }
  .modal-vp-switch { display: none; }
  .modal-container { width: 100vw; height: 100vh; border-radius: 0; }
  .nav-link-site { display: none; }
  .blob-cursor, .ambient-grain { display: none !important; }
}