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

:root {
  --bg:       #05080f;
  --text:     #e8eef8;
  --muted:    #7a8fad;
  --card-bg:  rgba(10, 18, 35, 0.78);
  --border:   rgba(255, 255, 255, 0.15);
}

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: 'Instrument Serif', serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
}

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

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
}

.orb-1 {
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.78) 0%, rgba(29, 78, 216, 0.32) 45%, transparent 72%);
  bottom: -130px;
  left: -90px;
  opacity: 0.72;
  animation: orbFloat 12s ease-in-out infinite;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.68) 0%, rgba(37, 99, 235, 0.26) 50%, transparent 72%);
  top: 5%;
  right: 2%;
  opacity: 0.68;
  animation: orbFloat 17s ease-in-out infinite reverse;
}

.orb-3 {
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(96, 165, 250, 0.58) 0%, rgba(59, 130, 246, 0.2) 55%, transparent 78%);
  top: 38%;
  left: 35%;
  opacity: 0.52;
  animation: orbFloat 9s ease-in-out infinite 3s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(20px, -26px) scale(1.05); }
  66%       { transform: translate(-14px, 16px) scale(0.97); }
}

/* ── LAYOUT ──────────────────────────────────────────────── */
.layout {
  display: flex;
  flex: 1;
  height: 100vh;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

/* ── LEFT PANEL ──────────────────────────────────────────── */
.left {
  width: 52%;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3.5rem 4.5rem 2rem 5rem;
}

/* Socials */
.socials {
  display: flex;
  gap: 1.1rem;
  margin-bottom: 3.2rem;
}

.socials a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s, transform 0.2s;
  display: flex;
  align-items: center;
}

.socials a:hover {
  color: #fff;
  transform: translateY(-2px);
}

.socials svg {
  width: 20px;
  height: 20px;
}

/* Accessibility skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  padding: 0.5rem 1rem;
  background: #3b82f6;
  color: #fff;
  z-index: 200;
  font-size: 0.85rem;
  text-decoration: none;
  border-radius: 0 0 6px 0;
}

.skip-link:focus {
  top: 0;
}

/* Hero text */
.hero h1 {
  margin: 0;
  padding: 0;
  font-size: inherit;
  font-weight: inherit;
}

.headline-under {
  font-family: 'Instrument Serif', serif;
  font-size: 3.5rem;
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--text);
  display: block;
}

.headline-reno {
  font-family: 'Instrument Serif', serif;
  font-size: 3.9rem;
  font-weight: 700;
  font-style: italic;
  background: linear-gradient(130deg, #93c5fd 0%, #3b82f6 50%, #1d4ed8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.05;
  display: block;
  margin-bottom: 1.1rem;
}

.intro {
  font-size: 1rem;
  color: #b0bdd0;
  font-weight: 400;
  margin-bottom: 1rem;
  line-height: 1.65;
}

.intro + .intro {
  font-size: 0.92rem;
  color: #8a9ab5;
  margin-bottom: 2rem;
}

/* Buttons */
.btn-row {
  display: flex;
  gap: 0.85rem;
  margin-bottom: 0.6rem;
}

.email-display {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.02em;
  margin-bottom: 1.8rem;
  opacity: 0.75;
}

.btn {
  padding: 0.65rem 1.6rem;
  border-radius: 999px;
  font-family: 'Instrument Serif', serif;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: none;
  position: relative;
}

.btn:hover {
  transform: translateY(-2px);
}

/* Email tooltip on Contact Me */
.btn-primary[href^="mailto"]::after {
  content: attr(data-email);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(10, 18, 40, 0.95);
  border: 1px solid rgba(255,255,255,0.15);
  color: #b0bdd0;
  font-size: 0.72rem;
  font-family: 'Instrument Serif', serif;
  white-space: nowrap;
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 10;
}

.btn-primary[href^="mailto"]:hover::after {
  opacity: 1;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 6px 22px rgba(37, 99, 235, 0.5);
}

.btn-outline {
  background: transparent;
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.4);
}

.btn-outline:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.7);
}

/* Skills ticker */
.skills-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.skills-track-wrapper {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.skills-track {
  display: flex;
  gap: 0.55rem;
  width: max-content;
  animation: ticker 32s linear infinite;
}

.skills-track:hover {
  animation-play-state: paused;
}

@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.skill-chip {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 500;
  padding: 0.28rem 0.85rem;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 0.2s, border-color 0.2s;
}

.skill-chip:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
}

/* ── RIGHT PANEL / GALLERY ───────────────────────────────── */
.right {
  flex: 1;
  display: flex;
  overflow: hidden;
  padding: 1.5rem 1.5rem 1.5rem 0;
  gap: 0.85rem;
}

.gallery-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  overflow: hidden;
  position: relative;
}

.gallery-col::before,
.gallery-col::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 120px;
  z-index: 2;
  pointer-events: none;
}

.gallery-col::before {
  top: 0;
  background: linear-gradient(to bottom, var(--bg) 0%, transparent 100%);
}

.gallery-col::after {
  bottom: 0;
  background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
}

.gallery-inner {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  will-change: transform;
}

.col-a .gallery-inner {
  animation: scrollUp 30s linear infinite;
}

.col-b .gallery-inner {
  animation: scrollDown 38s linear infinite;
}

.right:hover .gallery-inner {
  animation-play-state: paused;
}

@keyframes scrollUp {
  0%   { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}

@keyframes scrollDown {
  0%   { transform: translateY(-50%); }
  100% { transform: translateY(0); }
}

/* ── GALLERY CARDS ───────────────────────────────────────── */
.gallery-card {
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid var(--border);
  background: var(--card-bg);
  cursor: zoom-in;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.2s;
  position: relative;
}

.gallery-card:hover {
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

.gallery-card::before {
  display: none;
}

.gallery-card img {
  width: 100%;
  display: block;
  object-fit: cover;
}

.expand-hint {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: rgba(4, 8, 22, 0.52);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity 0.25s;
  border-radius: 11px;
  z-index: 2;
  color: #fff;
  font-size: 0.8rem;
  font-family: 'Instrument Serif', serif;
}

.expand-hint svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.gallery-card:hover .expand-hint {
  opacity: 1;
}

/* ── LIGHTBOX ────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(3, 5, 12, 0.92);
  backdrop-filter: blur(18px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-inner img {
  max-width: 88vw;
  max-height: 88vh;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
  display: block;
  animation: lbIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes lbIn {
  from { transform: scale(0.88); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}

.lb-close {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  z-index: 2;
}

.lb-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(10, 18, 35, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
  z-index: 2;
  user-select: none;
}

.lb-nav:hover {
  background: rgba(255, 255, 255, 0.15);
}

.lb-prev { left:  -58px; }
.lb-next { right: -58px; }

@media (max-width: 900px) {
  .lb-nav {
    top: auto;
    bottom: 1.5rem;
    transform: none;
    width: 52px;
    height: 52px;
    font-size: 1.5rem;
  }

  .lb-prev { left: 1.5rem; }
  .lb-next { right: 1.5rem; }

  .lb-counter {
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
  }
}

.lb-counter {
  position: absolute;
  bottom: -28px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
}

/* ── MOBILE RESPONSE ─────────────────────────────────────── */
@media (max-width: 900px) {
  html, body {
    height: 100%;
    overflow: hidden;
  }

  .layout {
    flex-direction: column-reverse;
    height: 100dvh;
    overflow: hidden;
  }

  /* Gallery fills the top portion, naturally cropped */
  .right {
    flex: 1;
    width: 100%;
    padding: 0 0.6rem;
    overflow: hidden;
    position: relative;
    min-height: 0;
  }

  /* Smooth fade at the bottom of the gallery into the header */
  .right::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
    pointer-events: none;
    z-index: 3;
  }

  /* Header panel — compact, solid bg */
  .left {
    flex-shrink: 0;
    width: 100%;
    padding: 1rem 1.6rem 0.8rem 1.6rem;
    justify-content: flex-start;
    position: relative;
    z-index: 2;
    background: var(--bg);
  }

  .socials {
    justify-content: flex-start;
    margin-bottom: 0.7rem;
  }

  .headline-under {
    font-size: 2.2rem;
    line-height: 1.1;
  }

  .headline-reno {
    font-size: 2.6rem;
    margin-bottom: 0.5rem;
  }

  .intro {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    line-height: 1.55;
  }

  .intro + .intro {
    display: none;
  }

  .btn-row {
    margin-bottom: 0.3rem;
    gap: 0.55rem;
  }

  .btn {
    font-size: 0.8rem;
    padding: 0.48rem 1rem;
  }

  .email-display {
    font-size: 0.68rem;
    margin-bottom: 0.7rem;
  }

  .skills-label {
    margin-bottom: 0.35rem;
  }
}

@media (max-width: 430px) {
  .left {
    padding: 0.85rem 1.2rem 0.7rem 1.2rem;
  }

  .headline-under {
    font-size: 1.55rem;
  }

  .headline-reno {
    font-size: 1.75rem;
  }
}