/* ─────────────────────────────────────────────
   style.css — Apple Bento Portfolio
   Theme: Apple-inspired bento, light-first
   ───────────────────────────────────────────── */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── CSS Variables ── */
:root {
  --bg:           #000000;
  --tile-bg:      #1c1c1e;
  --tile-hover:   #2c2c2e;
  --border:       transparent;
  --border-hover: transparent;
  --text:         #f5f5f7;
  --text-muted:   #98989d;
  --text-soft:    #6e6e73;
  --accent:       #e53e3e;
  --accent-dim:   rgba(229, 62, 62, 0.14);
  --accent-glow:  rgba(229, 62, 62, 0.22);
  --sheet-bg:     #1c1c1e;
  --nav-bg:       rgba(0, 0, 0, 0.72);
  --backdrop:     rgba(0, 0, 0, 0.65);
  --shadow-tile:  0 2px 24px rgba(0, 0, 0, 0.55);
  --shadow-sheet: 0 -8px 48px rgba(0, 0, 0, 0.7);
  --pill-bg:      #2c2c2e;
  --pill-text:    #d1d1d6;
  --timeline-line:#3a3a3c;
  --avatar-from:  #e53e3e;
  --avatar-to:    #7b2020;
  --radius-tile:  22px;
  --radius-sheet: 28px 28px 0 0;
  --transition:   0.42s cubic-bezier(0.32, 0.72, 0, 1);
  --gap:          14px;
}

[data-theme="light"] {
  --bg:           #f5f5f7;
  --tile-bg:      #ffffff;
  --tile-hover:   #fafafa;
  --border:       transparent;
  --border-hover: transparent;
  --text:         #1d1d1f;
  --text-muted:   #6e6e73;
  --text-soft:    #aeaeb2;
  --accent:       #c53030;
  --accent-dim:   rgba(197, 48, 48, 0.09);
  --accent-glow:  rgba(197, 48, 48, 0.16);
  --sheet-bg:     #ffffff;
  --nav-bg:       rgba(245, 245, 247, 0.82);
  --backdrop:     rgba(0, 0, 0, 0.28);
  --shadow-tile:  0 2px 20px rgba(0, 0, 0, 0.07), 0 0px 1px rgba(0,0,0,0.04);
  --shadow-sheet: 0 -8px 40px rgba(0, 0, 0, 0.14);
  --pill-bg:      #f2f2f7;
  --pill-text:    #3a3a3c;
  --timeline-line:#e5e5ea;
  --avatar-from:  #c53030;
  --avatar-to:    #7b2020;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  transition: background 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

/* ── Navbar ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  height: 56px;
  background: var(--nav-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(128,128,128,0.1);
  transition: background 0.3s ease;
}

.nav-logo {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(128,128,128,0.2);
  border-radius: 10px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Main / Bento Grid ── */
.main {
  padding: 84px 24px 48px;
  max-width: 1160px;
  margin: 0 auto;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto auto;
  gap: var(--gap);
}

/* ── Tiles ── */
.tile {
  background: var(--tile-bg);
  border: 1px solid transparent;
  border-radius: var(--radius-tile);
  padding: 28px 30px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition:
    background 0.28s ease,
    transform 0.28s ease,
    box-shadow 0.28s ease;
  box-shadow: var(--shadow-tile);
  display: flex;
  flex-direction: column;
}

.tile:hover {
  background: var(--tile-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-tile), 0 12px 40px rgba(0,0,0,0.18);
}

/* Grid placement — 3 cols, about centred */
.tile-edu      { grid-column: 1 / 2; grid-row: 1; min-height: 220px; }
.tile-work     { grid-column: 2 / 4; grid-row: 1; min-height: 220px; }
.tile-about    { grid-column: 1 / 4; grid-row: 2; min-height: 210px; }
.tile-projects { grid-column: 1 / 2; grid-row: 3; min-height: 220px; }
.tile-cert     { grid-column: 2 / 3; grid-row: 3; min-height: 220px; }
.tile-vol      { grid-column: 3 / 4; grid-row: 3; min-height: 220px; }

/* ── Tile: Large background glyph ── */
.tile-bg-glyph {
  position: absolute;
  bottom: -12px;
  right: 10px;
  font-size: 120px;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  opacity: 0.04;
  font-weight: 900;
  transition: opacity 0.28s ease;
  letter-spacing: -0.05em;
}

.tile:hover .tile-bg-glyph {
  opacity: 0.06;
}

/* ── Tile: Expand indicator ── */
.tile-expand-icon {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(128,128,128,0.2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  background: rgba(128,128,128,0.06);
}

.tile:hover .tile-expand-icon {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Tile: Standard layout ── */
.tile-icon {
  font-size: 22px;
  margin-bottom: 16px;
  line-height: 1;
}

.tile-label {
  flex: 1;
}

.tile-title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.tile-teaser {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 6px;
}

/* ── Tile: Stat block ── */
.tile-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.tile-stat-num {
  font-size: 72px;
  font-weight: 900;
  letter-spacing: -0.07em;
  line-height: 0.88;
  color: var(--text);
}

.tile-stat-label {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-top: 6px;
  line-height: 1.2;
}

/* ── Tile: About (horizontal hero) ── */
.about-horizontal {
  display: flex;
  align-items: center;
  gap: 40px;
  height: 100%;
}

.about-horizontal-left {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.about-horizontal-center {
  flex: 1;
  min-width: 0;
}

.about-horizontal-right {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding-top: 36px;
}

.avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--avatar-from), var(--avatar-to));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.about-name {
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--text);
  line-height: 1;
  white-space: nowrap;
}

.about-role {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

.about-bio {
  display: none;
}

.about-bio-tile {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.7;
}

.about-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.about-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid rgba(128,128,128,0.2);
  border-radius: 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  background: rgba(128,128,128,0.06);
  white-space: nowrap;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.about-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.about-link svg {
  flex-shrink: 0;
}

/* ── Backdrop ── */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--backdrop);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.backdrop.visible {
  opacity: 1;
  pointer-events: all;
}

/* ── Dialog ── */
@keyframes dialogIn {
  from { opacity: 0; transform: translate(-50%, -50%) scale(0.93); }
  to   { opacity: 1; transform: translate(-50%, -50%) scale(1);    }
}

@keyframes dialogOut {
  from { opacity: 1; transform: translate(-50%, -50%) scale(1);    }
  to   { opacity: 0; transform: translate(-50%, -50%) scale(0.93); }
}

.sheet {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.93);
  z-index: 300;
  width: min(92vw, 880px);
  max-height: 88vh;
  background: var(--sheet-bg);
  border-radius: 22px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.22), 0 0 0 1px rgba(128,128,128,0.1);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
}

.sheet.open {
  animation: dialogIn 0.38s cubic-bezier(0.34, 1.28, 0.64, 1) forwards;
  pointer-events: all;
}

.sheet.closing {
  animation: dialogOut 0.22s ease forwards;
  pointer-events: none;
}

.sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px 18px;
  border-bottom: 1px solid rgba(128,128,128,0.1);
  flex-shrink: 0;
}

.sheet-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sheet-icon {
  font-size: 20px;
  line-height: 1;
}

.sheet-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
}

.sheet-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(128,128,128,0.2);
  border-radius: 8px;
  background: rgba(128,128,128,0.06);
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.sheet-close:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.sheet-body {
  flex: 1;
  overflow-y: auto;
  padding: 30px 28px 44px;
  overscroll-behavior: contain;
}

.sheet-body::-webkit-scrollbar { width: 4px; }
.sheet-body::-webkit-scrollbar-track { background: transparent; }
.sheet-body::-webkit-scrollbar-thumb { background: rgba(128,128,128,0.2); border-radius: 2px; }

/* ── Sheet: About content ── */
.sheet-about-hero {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 28px;
}

.sheet-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--avatar-from), var(--avatar-to));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.sheet-about-name {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.sheet-about-role {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 6px;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.sheet-about-bio {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 600px;
}

.sheet-contact-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.sheet-contact-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid rgba(128,128,128,0.2);
  border-radius: 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  background: rgba(128,128,128,0.05);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.sheet-contact-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Sheet: Experience timeline ── */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 0 16px;
  padding-bottom: 32px;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-line-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 6px;
}

.timeline-vert {
  width: 1px;
  flex: 1;
  background: var(--timeline-line);
  margin-top: 6px;
}

.timeline-item:last-child .timeline-vert { display: none; }

.timeline-content {}

.timeline-header {
  margin-bottom: 10px;
}

.timeline-company {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.company-icon {
  object-fit: contain;
  flex-shrink: 0;
  border-radius: 3px;
  filter: invert(1) brightness(0.85);
}

[data-theme="light"] .company-icon {
  filter: invert(0);
}

.company-icon[src^="logos/"] {
  filter: none;
  border-radius: 2px;
}

/* ── Social icons ── */
.social-icon {
  object-fit: contain;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}

[data-theme="dark"] .devicon-github-original {
  color: #e0e0e0;
}

.timeline-role {
  font-size: 13px;
  color: var(--accent);
  margin-top: 2px;
  font-weight: 500;
}

.timeline-dates {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  font-weight: 400;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.timeline-bullets li {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  padding-left: 14px;
  position: relative;
}

.timeline-bullets li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 11px;
  top: 1px;
}

/* ── Sheet: Projects ── */
.projects-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.project-card {
  background: var(--pill-bg);
  border: 1px solid rgba(128,128,128,0.1);
  border-radius: 16px;
  padding: 20px 22px;
}

.project-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.project-icon {
  font-size: 26px;
  flex-shrink: 0;
  line-height: 1;
}

.project-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.tech-pill {
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(128,128,128,0.1);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  border: 1px solid rgba(128,128,128,0.12);
  letter-spacing: 0.01em;
}

.project-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.project-bullets li {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  padding-left: 14px;
  position: relative;
}

.project-bullets li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 11px;
  top: 1px;
}

.project-links {
  display: flex;
  gap: 8px;
}

.project-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid rgba(128,128,128,0.18);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.project-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Sheet: Education & Skills ── */
.edu-card {
  background: var(--pill-bg);
  border: 1px solid rgba(128,128,128,0.1);
  border-radius: 16px;
  padding: 20px 22px;
  margin-bottom: 28px;
}

.edu-school {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.edu-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.edu-degree {
  font-size: 13px;
  color: var(--text-muted);
}

.edu-gpa {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 2px 8px;
  border-radius: 20px;
}

.edu-date {
  font-size: 12px;
  color: var(--text-muted);
}

.edu-note {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(128,128,128,0.1);
  font-style: italic;
}

.skills-section {}

.skills-section-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
  margin-top: 20px;
}

.skills-section-title:first-child { margin-top: 0; }

.skills-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 4px;
}

.skill-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  background: var(--pill-bg);
  color: var(--pill-text);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid rgba(128,128,128,0.12);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.skill-pill i {
  font-size: 14px;
  line-height: 1;
  flex-shrink: 0;
}

.skill-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Tile: Skill preview pills ── */
.tile-skill-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 14px;
}

.tile-skill-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 20px;
  background: rgba(128,128,128,0.1);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  border: 1px solid rgba(128,128,128,0.1);
}

.tile-skill-pill i {
  font-size: 13px;
  line-height: 1;
  flex-shrink: 0;
}

/* ── Cert sheet styles ── */
.cert-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cert-card {
  padding: 18px 22px;
  border-radius: 16px;
  background: var(--pill-bg);
  border: 1px solid rgba(128,128,128,0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.cert-card-main {
  flex: 1;
  min-width: 0;
}

.cert-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 6px;
}

.cert-meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.cert-issuer {
  font-weight: 500;
}

.cert-credential-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid rgba(128,128,128,0.2);
  border-radius: 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.cert-credential-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.cert-issued-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── Responsive ── */
@media (max-width: 700px) {
  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .tile-about,
  .tile-projects,
  .tile-work,
  .tile-edu,
  .tile-cert,
  .tile-vol {
    grid-column: 1 !important;
    grid-row: auto !important;
    min-height: 180px;
  }

  .about-horizontal { flex-direction: column; align-items: flex-start; gap: 16px; }
  .about-horizontal-right { display: none; }
  .about-name { font-size: 22px; }
  .about-bio-tile { display: none; }

  .sheet { width: 96vw; max-height: 92vh; }
  .sheet-about-hero { flex-direction: column; align-items: flex-start; }
  .sheet-about-name { font-size: 22px; }
  .sheet-contact-links { flex-direction: column; }
  .sheet-contact-link  { justify-content: center; }
  .tile-bg-glyph { font-size: 80px; }
}

/* Grid is already 2-col, no mid-breakpoint override needed */

/* ── Tile load animation ── */
@keyframes tileIn {
  from {
    opacity: 0;
    transform: translateY(22px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.tile {
  opacity: 0;
  transition:
    background 0.28s ease,
    box-shadow 0.28s ease,
    transform 0.2s cubic-bezier(0.34, 1.3, 0.64, 1);
}

.tile.visible {
  animation: tileIn 0.55s cubic-bezier(0.34, 1.2, 0.64, 1) forwards;
}

.tile:hover {
  transform: translateY(-3px) scale(1.005);
}

.tile:active {
  transform: scale(0.97) !important;
  transition: transform 0.1s ease !important;
}

/* ─────────────────────────────────────────────
   Per-Tile Backgrounds — Apple Bento Palette
   ───────────────────────────────────────────── */

/* Dark mode */
.tile-about {
  background: linear-gradient(145deg, #1e1e20 0%, #1c1c1e 60%, #161618 100%);
}

.tile-projects {
  background: linear-gradient(145deg, #c41e1e 0%, #8b1a1a 55%, #5a0f0f 100%);
  border-color: transparent;
}

.tile-work {
  background: linear-gradient(145deg, #1c1c1e 0%, #19191b 100%);
}

.tile-edu {
  background: linear-gradient(145deg, #1c1c1e 0%, #1a1a1c 100%);
}

.tile-cert {
  background: linear-gradient(145deg, #1c1c1e 0%, #19191b 100%);
}

.tile-vol {
  background: linear-gradient(145deg, #1c1c1e 0%, #19191b 100%);
}


.tile-vol:hover {
  background: linear-gradient(145deg, #222224 0%, #1e1e20 100%);
}

/* Hover */
.tile-about:hover {
  background: linear-gradient(145deg, #26262a 0%, #222224 60%, #1c1c1e 100%);
  box-shadow: var(--shadow-tile), 0 12px 40px rgba(0,0,0,0.3);
}

.tile-work:hover {
  background: linear-gradient(145deg, #222224 0%, #1e1e20 100%);
}

.tile-edu:hover {
  background: linear-gradient(145deg, #222224 0%, #1e1e20 100%);
}

.tile-cert:hover {
  background: linear-gradient(145deg, #222224 0%, #1e1e20 100%);
}

/* ── Projects tile: white text override ── */
.tile-projects .tile-title         { color: rgba(255,255,255,0.6); }
.tile-projects .tile-bg-glyph      { color: #fff; opacity: 0.07; }
.tile-projects:hover .tile-bg-glyph{ opacity: 0.1; }

.tile-projects .tile-expand-icon {
  border-color: rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.08);
}

.tile-projects .tile-proj-icon {
  background: rgba(255,255,255,0.12);
}

.tile-projects .tile-proj-icon img {
  filter: brightness(0) invert(1);
}

/* Local logos (e.g. F1) keep their own colors — don't white-ify them */
.tile-projects .tile-proj-icon img[src^="logos/"] {
  filter: none;
}

.tile-projects .tile-proj-icon i {
  color: rgba(255,255,255,0.85) !important;
}

.tile-projects:hover .tile-expand-icon {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
  background: rgba(255,255,255,0.14);
}

.tile-projects:hover {
  background: linear-gradient(145deg, #d42020 0%, #9b1c1c 55%, #6b1212 100%);
  box-shadow: 0 14px 44px rgba(160, 16, 16, 0.55);
}

.tile-projects .tile-skill-pill {
  background: rgba(255,255,255,0.14);
  color: rgba(255,255,255,0.9);
  border-color: rgba(255,255,255,0.18);
}

/* ── Light mode: Apple signature white tiles ── */
[data-theme="light"] .tile-about {
  background: #ffffff;
}

[data-theme="light"] .tile-about:hover {
  background: #fafafa;
}

[data-theme="light"] .tile-work {
  background: #ffffff;
}

[data-theme="light"] .tile-work:hover {
  background: #fafafa;
}

[data-theme="light"] .tile-edu {
  background: #ffffff;
}

[data-theme="light"] .tile-edu:hover {
  background: #fafafa;
}

[data-theme="light"] .tile-cert {
  background: #ffffff;
}

[data-theme="light"] .tile-cert:hover {
  background: #fafafa;
}

[data-theme="light"] .tile-vol {
  background: #ffffff;
}

[data-theme="light"] .tile-vol:hover {
  background: #fafafa;
}

[data-theme="light"] .tile-bg-glyph {
  opacity: 0.035;
}

[data-theme="light"] .tile:hover .tile-bg-glyph {
  opacity: 0.055;
}

/* ── Theme-variant logos (dark/light swapping) ── */
[data-theme="dark"]  .logo-light-only { display: none; }
[data-theme="light"] .logo-dark-only  { display: none; }

/* .tile-projects stays bold red in both modes */

/* ── Projects tile: icon grid ── */
.tile-icon-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.tile-proj-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.07);
  border-radius: 10px;
  padding: 8px;
  aspect-ratio: 1;
}

.tile-proj-icon i { font-size: 26px !important; }
.tile-proj-icon img { width: 26px; height: 26px; object-fit: contain; filter: invert(1) brightness(0.85); }

[data-theme="light"] .tile-proj-icon { background: rgba(0,0,0,0.05); }
[data-theme="light"] .tile-proj-icon img { filter: none; }

/* theme-logo: colors are baked into the src URL, no filter needed */
.theme-logo { object-fit: contain; flex-shrink: 0; border-radius: 3px; }

/* ── Cert tile: full-height split panels ── */
.tile-cert-split {
  display: flex;
  gap: 10px;
  flex: 1;
  margin-top: 14px;
}

.tile-cert-half {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.07);
  border-radius: 14px;
}

.tile-cert-half img {
  width: 62px;
  height: 62px;
  object-fit: contain;
}

[data-theme="light"] .tile-cert-half { background: rgba(0,0,0,0.05); }

/* ── Cert sheet: issuer logo column ── */
.cert-card-logo {
  flex-shrink: 0;
  width: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-card-logo img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

/* ── Vol tile: org logo grid ── */
.tile-logo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 18px;
}

.tile-org-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.07);
  border-radius: 12px;
  padding: 14px;
  aspect-ratio: 1;
}

.tile-org-logo img { width: 30px; height: 30px; object-fit: contain; filter: invert(1) brightness(0.85); }
.tile-org-logo i { font-size: 30px !important; }

[data-theme="light"] .tile-org-logo { background: rgba(0,0,0,0.05); }
[data-theme="light"] .tile-org-logo img { filter: none; }