/* ========================================
   Elie Tannoury - personal site
   ======================================== */

:root {
  --bg: #0a0b0c;
  --bg-elevated: #121416;
  --bg-panel: rgba(18, 20, 22, 0.78);
  --text: #eceeef;
  --text-muted: #8b9298;
  --border: rgba(236, 238, 239, 0.1);
  --border-strong: rgba(236, 238, 239, 0.18);
  --accent: #6f9e8f;
  --accent-soft: rgba(111, 158, 143, 0.16);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --radius: 0.75rem;
  --radius-lg: 1rem;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --max: 1000px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  min-height: 100dvh;
  line-height: 1.5;
  overflow-x: hidden;
}

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

a {
  color: var(--accent);
  text-underline-offset: 0.15em;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

ul,
ol {
  list-style: none;
}

/* ========================================
   HOME - digital workspace
   ======================================== */

.page-home {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  color: var(--text);
  background: var(--bg);
}

.desk {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, #16191c 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 50% 100%, #0f1214 0%, transparent 60%),
    var(--bg);
}

.desk-glow {
  position: absolute;
  left: 50%;
  top: 42%;
  width: min(42rem, 90vw);
  height: min(28rem, 55vh);
  transform: translate(-50%, -50%);
  background: radial-gradient(
    ellipse at center,
    rgba(111, 158, 143, 0.09) 0%,
    transparent 70%
  );
  filter: blur(8px);
}

.desk-grid {
  position: absolute;
  left: 50%;
  bottom: -18%;
  width: 160%;
  height: 70%;
  transform: translateX(-50%);
  background-image:
    linear-gradient(rgba(236, 238, 239, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(236, 238, 239, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(0, 0, 0, 0.15) 55%,
    transparent 85%
  );
  -webkit-mask-image: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(0, 0, 0, 0.15) 55%,
    transparent 85%
  );
  opacity: 0.55;
}

/* --- Top bar --- */

.topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding: 0.9rem 0.85rem 0;
}

.topbar-brand {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  min-width: 0;
}

.topbar-brand:hover {
  color: var(--accent);
}

.topbar-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.15rem 0.7rem;
}

.topbar-nav a {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.35rem 0;
  transition: color 0.2s var(--ease);
}

.topbar-nav a:hover {
  color: var(--text);
}

/* --- Stage / workspace --- */

.workspace {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 1.25rem 1rem 1.5rem;
}

.stage {
  position: relative;
  width: 100%;
  max-width: 28rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Central window */

.window {
  position: relative;
  z-index: 2;
  order: 1;
  width: 100%;
  padding: 1.35rem 1.25rem 1.4rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-strong);
  background: linear-gradient(
    165deg,
    rgba(28, 31, 34, 0.92) 0%,
    rgba(14, 16, 18, 0.94) 100%
  );
  box-shadow:
    var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.window-chrome {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.window-chrome span {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: rgba(236, 238, 239, 0.16);
}

.window-chrome span:nth-child(1) {
  background: rgba(236, 238, 239, 0.28);
}

.window h1 {
  font-size: clamp(1.45rem, 6vw, 1.85rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 0.65rem;
}

.window-role {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 0.15rem;
}

.window-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.1rem;
}

.window-line {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 34ch;
  margin-bottom: 1.35rem;
}

.window-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

@media (max-width: 379px) {
  .window-actions {
    flex-direction: column;
  }

  .window-actions .btn {
    width: 100%;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.65rem;
  padding: 0.65rem 1.1rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border-radius: calc(var(--radius) - 0.1rem);
  border: 1px solid transparent;
  white-space: nowrap;
  transition:
    background-color 0.2s var(--ease),
    color 0.2s var(--ease),
    border-color 0.2s var(--ease),
    transform 0.2s var(--ease);
}

.btn:active {
  transform: scale(0.98);
}

.btn-solid {
  background: var(--accent);
  color: #0a0b0c;
  border-color: var(--accent);
}

.btn-solid:hover {
  background: #82b0a1;
  border-color: #82b0a1;
  color: #0a0b0c;
}

.btn-line {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-line:hover {
  border-color: rgba(111, 158, 143, 0.55);
  color: var(--accent);
  background: var(--accent-soft);
}

/* Floating panels - stacked on mobile */

.panel {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-panel);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition:
    border-color 0.25s var(--ease),
    transform 0.25s var(--ease),
    background-color 0.25s var(--ease);
}

.panel:hover {
  border-color: rgba(111, 158, 143, 0.35);
  background: rgba(22, 26, 28, 0.9);
}

.panel-index {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.panel-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
}

.panel-code {
  order: 2;
}

.panel-build {
  order: 3;
}

.panel-deploy {
  order: 4;
}

.home-footer {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0 1rem 1.25rem;
  text-align: center;
}

.home-footer p,
.home-footer a {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
}

.home-footer a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.link-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s var(--ease);
}

.link-linkedin span {
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
}

.link-linkedin:hover {
  color: var(--accent);
}

.link-linkedin-icon {
  width: 1.05rem;
  height: 1.05rem;
  flex-shrink: 0;
}

.topbar-nav .link-linkedin {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.topbar-nav .link-linkedin:hover {
  color: var(--text);
}

@media (min-width: 768px) {
  .topbar-nav .link-linkedin {
    font-size: 0.875rem;
  }
}

/* --- Tablet: mild depth --- */

@media (min-width: 768px) {
  .topbar {
    padding: 1.35rem 1.5rem 0;
  }

  .topbar-brand {
    font-size: 0.8125rem;
    letter-spacing: 0.08em;
  }

  .topbar-nav a {
    font-size: 0.875rem;
  }

  .workspace {
    padding: 1.5rem 1.5rem 2rem;
  }

  .desk-grid {
    bottom: -8%;
    height: 78%;
    transform: translateX(-50%) perspective(900px) rotateX(58deg);
    transform-origin: center top;
    opacity: 0.7;
  }

  .stage {
    max-width: 40rem;
    min-height: 28rem;
    display: block;
    perspective: 1200px;
  }

  .window {
    position: absolute;
    left: 50%;
    top: 48%;
    width: min(100%, 24rem);
    transform: translate(-50%, -50%);
    padding: 1.75rem 1.65rem 1.85rem;
  }

  .panel {
    position: absolute;
    width: auto;
    min-width: 8.5rem;
  }

  .panel-code {
    top: 2%;
    left: 0;
    transform: translateZ(24px) rotateY(8deg) rotateX(4deg);
    animation: float-a 7s var(--ease) infinite;
  }

  .panel-build {
    top: 2%;
    right: 0;
    transform: translateZ(18px) rotateY(-7deg) rotateX(3deg);
    animation: float-b 8.5s var(--ease) infinite;
  }

  .panel-deploy {
    bottom: 4%;
    left: 0;
    right: auto;
    transform: translateZ(12px) rotateY(6deg) rotateX(5deg);
    animation: float-c 9s var(--ease) infinite;
  }

  .panel:hover {
    animation-play-state: paused;
    transform: translateZ(28px) scale(1.03);
  }

  .panel-code:hover {
    transform: translateZ(32px) rotateY(8deg) rotateX(4deg) scale(1.03);
  }

  .panel-build:hover {
    transform: translateZ(28px) rotateY(-7deg) rotateX(3deg) scale(1.03);
  }

  .panel-deploy:hover {
    transform: translateZ(22px) rotateY(6deg) rotateX(5deg) scale(1.03);
  }
}

/* --- Desktop: full composition --- */

@media (min-width: 1024px) {
  .topbar {
    padding: 1.5rem 2rem 0;
  }

  .workspace {
    padding: 2rem;
  }

  .stage {
    max-width: 54rem;
    min-height: 32rem;
    transform-style: preserve-3d;
  }

  .window {
    width: 26rem;
    top: 50%;
    transform: translate(-50%, -50%) rotateX(3deg) rotateY(-2deg);
    transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
  }

  .window:hover {
    transform: translate(-50%, -50%) rotateX(0deg) rotateY(0deg) translateZ(12px);
    box-shadow:
      0 32px 70px rgba(0, 0, 0, 0.5),
      inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }

  .panel-code {
    top: 18%;
    left: 0;
    transform: translateZ(40px) rotateY(12deg) rotateX(6deg);
  }

  .panel-build {
    top: 14%;
    right: 0;
    transform: translateZ(36px) rotateY(-11deg) rotateX(5deg);
  }

  .panel-deploy {
    bottom: 12%;
    left: auto;
    right: 2%;
    transform: translateZ(28px) rotateY(-4deg) rotateX(8deg);
  }

  .panel:hover {
    animation-play-state: paused;
  }

  .panel-code:hover {
    transform: translateZ(52px) rotateY(12deg) rotateX(6deg) scale(1.04);
  }

  .panel-build:hover {
    transform: translateZ(48px) rotateY(-11deg) rotateX(5deg) scale(1.04);
  }

  .panel-deploy:hover {
    transform: translateZ(40px) rotateY(-4deg) rotateX(8deg) scale(1.04);
  }
}

@media (min-width: 1440px) {
  .stage {
    max-width: 56rem;
    min-height: 32rem;
  }

  .window {
    width: 30rem;
    padding: 2rem 1.85rem 2rem;
  }

  .window h1 {
    font-size: 2rem;
  }
}

@keyframes float-a {
  0%,
  100% {
    transform: translateZ(24px) rotateY(8deg) rotateX(4deg) translateY(0);
  }
  50% {
    transform: translateZ(24px) rotateY(8deg) rotateX(4deg) translateY(-8px);
  }
}

@keyframes float-b {
  0%,
  100% {
    transform: translateZ(18px) rotateY(-7deg) rotateX(3deg) translateY(0);
  }
  50% {
    transform: translateZ(18px) rotateY(-7deg) rotateX(3deg) translateY(-10px);
  }
}

@keyframes float-c {
  0%,
  100% {
    transform: translateZ(12px) rotateY(6deg) rotateX(5deg) translateY(0);
  }
  50% {
    transform: translateZ(12px) rotateY(6deg) rotateX(5deg) translateY(-7px);
  }
}

@media (min-width: 1024px) {
  @keyframes float-a {
    0%,
    100% {
      transform: translateZ(40px) rotateY(12deg) rotateX(6deg) translateY(0);
    }
    50% {
      transform: translateZ(40px) rotateY(12deg) rotateX(6deg) translateY(-10px);
    }
  }

  @keyframes float-b {
    0%,
    100% {
      transform: translateZ(36px) rotateY(-11deg) rotateX(5deg) translateY(0);
    }
    50% {
      transform: translateZ(36px) rotateY(-11deg) rotateX(5deg) translateY(-12px);
    }
  }

  @keyframes float-c {
    0%,
    100% {
      transform: translateZ(28px) rotateY(-4deg) rotateX(8deg) translateY(0);
    }
    50% {
      transform: translateZ(28px) rotateY(-4deg) rotateX(8deg) translateY(-9px);
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .panel-code,
  .panel-build,
  .panel-deploy {
    animation: none !important;
  }

  .window,
  .panel,
  .btn {
    transition: none !important;
  }

  .btn:active {
    transform: none;
  }
}

/* ========================================
   CV page (document layout)
   ======================================== */

.page-cv {
  --bg: #f4f5f4;
  --bg-elevated: #ffffff;
  --text: #14181a;
  --text-muted: #5c6568;
  --border: #d7dcd9;
  --accent: #2d6b5c;
  --accent-soft: #ddece7;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
}

.page-cv a {
  color: var(--accent);
}

.container {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: 1rem;
}

@media (min-width: 640px) {
  .container {
    padding-inline: 1.5rem;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 245, 244, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 3.5rem;
  gap: 1rem;
}

.nav-brand {
  font-weight: 650;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-brand:hover {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 0.25rem;
}

.nav-links a {
  display: inline-block;
  padding: 0.45rem 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0.5rem;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
  background: var(--accent-soft);
}

.nav-toggle {
  display: none;
}

.page-cv main {
  flex: 1;
}

.cv-header {
  padding: 2.5rem 0 1.75rem;
  border-bottom: 1px solid var(--border);
}

.cv-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.hero-title {
  color: var(--text-muted);
  font-size: 1.05rem;
  font-weight: 500;
}

.cv-section {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.cv-section:last-of-type {
  border-bottom: none;
}

.cv-section h2 {
  font-size: 1.15rem;
  color: var(--accent);
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
}

.cv-section p {
  color: var(--text-muted);
  max-width: 60ch;
  line-height: 1.65;
}

.experience-item {
  display: grid;
  gap: 0.2rem;
}

@media (min-width: 560px) {
  .experience-item {
    grid-template-columns: 1fr auto;
    align-items: baseline;
  }
}

.experience-item .role,
.education-item .degree {
  font-weight: 650;
  color: var(--text);
}

.experience-item .company,
.experience-item .dates,
.education-item .school {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-tag {
  padding: 0.4rem 0.8rem;
  font-size: 0.875rem;
  font-weight: 500;
  background: var(--accent-soft);
  border-radius: 999px;
  color: var(--text);
  border: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.skill-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: #fff;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

@media (min-width: 560px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease),
    border-color 0.2s var(--ease);
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(45, 107, 92, 0.35);
  box-shadow: 0 12px 28px rgba(20, 36, 34, 0.08);
}

.card h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.card p {
  font-size: 0.875rem;
}

.card-meta {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-list span {
  display: inline-block;
  min-width: 4.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.contact-list a {
  font-weight: 500;
  text-decoration: none;
}

.contact-list a:hover {
  text-decoration: underline;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  margin-top: auto;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

@media (min-width: 560px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.site-footer p,
.site-footer a {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--accent);
}