/* =========================================================
   HUMAN CREATIVE PORTFOLIO - HOÀNG TUẤN KIỆT (hoangkiet)
   Style: Clean Editorial, Minimalist Creative, High Readability
   ========================================================= */

:root {
  /* Color Palette */
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  
  --text-dark: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  --accent-pink: #ec4899;
  --accent-pink-soft: #fdf2f8;
  --accent-lime: #84cc16;
  --accent-lime-soft: #f7fee7;
  --accent-blue: #0284c7;
  --accent-blue-soft: #f0f9ff;
  --accent-amber: #f59e0b;

  --border-color: #e2e8f0;
  --border-dark: #0f172a;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
  --shadow-card: 0 8px 24px rgba(15, 23, 42, 0.06);

  --font-heading: 'Space Grotesk', -apple-system, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body.editorial-theme {
  background-color: var(--bg-main);
  color: var(--text-body);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ================= SITE HEADER ================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-dark);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
}

.brand-badge {
  background: var(--text-dark);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  transition: var(--transition);
}

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

.nav-cta-link {
  background: var(--text-dark);
  color: #fff !important;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.88rem;
}

.nav-cta-link:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.menu-btn {
  display: none;
  background: #fff;
  border: 1px solid var(--border-color);
  font-size: 1.4rem;
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-dark);
}

/* ================= HERO SECTION ================= */
.hero-section {
  padding: 60px 24px 50px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dark);
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-lime);
  box-shadow: 0 0 0 3px rgba(132, 204, 22, 0.25);
}

.hero-name {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.1;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}

.hero-alias {
  font-size: 1.1rem;
  color: var(--accent-pink);
  margin-bottom: 18px;
}

.hero-intro-text {
  font-size: 1.05rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 540px;
}

.hero-intro-text strong {
  color: var(--text-dark);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--text-dark);
  color: #fff;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.15);
}

.btn-primary:hover {
  background: #1e293b;
  transform: translateY(-2px);
}

.btn-secondary {
  background: #fff;
  color: var(--text-dark);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: #cbd5e1;
  transform: translateY(-2px);
}

.btn-copy-email {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: #fff;
  border: 1px solid var(--border-color);
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.btn-copy-email:hover {
  background: var(--bg-subtle);
  color: var(--accent-pink);
  transform: translateY(-2px);
}

.tooltip {
  position: absolute;
  top: -34px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text-dark);
  color: #fff;
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.btn-copy-email:hover .tooltip {
  opacity: 1;
}

.quick-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.fact-card {
  display: flex;
  flex-direction: column;
}

.fact-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
}

.fact-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Portrait Image Card (Y2K Window Style) */
.hero-image-wrap {
  display: flex;
  justify-content: center;
}

.portrait-frame.y2k-window {
  background: #ffffff;
  border: 2px solid #0f172a;
  border-radius: 18px;
  padding: 12px;
  box-shadow: 5px 5px 0px #0f172a;
  max-width: 360px;
  width: 100%;
  transition: var(--transition);
}

.portrait-frame.y2k-window:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0px #0f172a;
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px 10px;
  border-bottom: 1.5px solid #e2e8f0;
  margin-bottom: 12px;
}

.window-dots {
  display: flex;
  gap: 5px;
}

.dot-red, .dot-yellow, .dot-green {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1px solid #0f172a;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.window-title {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-dark);
}

.window-tag {
  margin-left: auto;
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--text-muted);
}

/* Square Photo Box (1:1 Ratio) */
.square-photo-box {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid #0f172a;
  background: #f1f5f9;
}

.portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 12%;
  display: block;
  transition: transform 0.3s ease;
}

.square-photo-box:hover .portrait-img {
  transform: scale(1.03);
}

.y2k-stamp {
  position: absolute;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1.5px solid #0f172a;
  box-shadow: 2px 2px 0px #0f172a;
}

.stamp-left {
  top: 10px;
  left: 10px;
  background: #f472b6;
  color: #0f172a;
  transform: rotate(-4deg);
}

.stamp-right {
  bottom: 10px;
  right: 10px;
  background: #a3e635;
  color: #0f172a;
  transform: rotate(3deg);
}

.portrait-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 6px 4px;
}

.portrait-caption strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-dark);
}

.portrait-caption span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

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

.portrait-links a {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #f1f5f9;
  border: 1.5px solid #0f172a;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  text-decoration: none;
  box-shadow: 2px 2px 0px #0f172a;
  transition: var(--transition);
}

.portrait-links a:hover {
  background: #fde047;
  transform: translate(-1px, -1px);
}

/* ================= SECTION COMMON ================= */
.section {
  padding: 64px 24px;
}

.section-label {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-pink);
  margin-bottom: 8px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.section-sub {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

/* Badges */
.badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-pink { background: var(--accent-pink-soft); color: var(--accent-pink); }
.badge-music { background: #fdf2f8; color: #db2777; }
.badge-editor { background: #f5f3ff; color: #7c3aed; }
.badge-dev { background: #ecfdf5; color: #059669; }

/* ================= ABOUT SECTION ================= */
.about-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
}

.about-text h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.about-text p {
  color: var(--text-body);
  font-size: 0.98rem;
  line-height: 1.75;
  margin-bottom: 14px;
}

.hobbies-column h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.hobby-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.hobby-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.hobby-item strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-dark);
}

.hobby-item p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ================= WORKS & SPOTIFY ================= */
.works-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}

.work-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.work-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.work-role {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.work-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.work-desc {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

.player-embed-box {
  margin-top: auto;
  border-radius: 12px;
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-sm);
}

.player-embed-box iframe {
  display: block;
  width: 100%;
}

/* YouTube Playlists */
.playlists-container {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
}

.playlists-heading {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.playlists-heading i {
  color: #ef4444;
}

.playlists-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.playlist-box {
  display: flex;
  flex-direction: column;
}

.pl-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.pl-top strong {
  font-size: 0.95rem;
  color: var(--text-dark);
}

.link-external {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-pink);
  text-decoration: none;
}

.link-external:hover {
  text-decoration: underline;
}

.video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: 12px;
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-sm);
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* ================= EXPERIENCE TIMELINE ================= */
.filter-row {
  display: flex;
  gap: 8px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.tab-btn {
  background: #fff;
  border: 1px solid var(--border-color);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover, .tab-btn.active {
  background: var(--text-dark);
  color: #fff;
  border-color: var(--text-dark);
}

.experience-timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.timeline-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.timeline-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
}

.timeline-card.highlight-card {
  border-left: 4px solid var(--accent-pink);
}

.timeline-card.hidden {
  display: none;
}

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

.timeline-year {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.timeline-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.timeline-card p {
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.6;
  margin-bottom: 14px;
}

.highlight-note {
  background: var(--accent-pink-soft);
  color: #9d174d;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.88rem;
  margin-bottom: 14px;
}

.tech-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tech-tags span {
  font-size: 0.75rem;
  background: var(--bg-subtle);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 500;
}

/* ================= TOOLS & SKILLS ================= */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.tool-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.tool-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.tool-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.icon-fl { background: #fff7ed; color: #ea580c; }
.icon-pr { background: #faf5ff; color: #9333ea; }
.icon-ae { background: #fdf4ff; color: #c026d3; }
.icon-ps { background: #f0f9ff; color: #0284c7; }
.icon-capcut { background: #0f172a; color: #fff; }
.icon-code { background: #f0fdf4; color: #16a34a; }

.tool-details strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-dark);
}

.tool-details span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ================= EDUCATION ================= */
.edu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.edu-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.current-school {
  border-top: 3px solid var(--accent-pink);
}

.edu-badge {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-pink);
  display: block;
  margin-bottom: 8px;
}

.badge-past {
  color: var(--text-muted);
}

.edu-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.edu-status {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.edu-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ================= CONTACT SECTION ================= */
.contact-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-card);
}

.contact-header {
  margin-bottom: 32px;
}

.contact-header h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-dark);
  margin: 4px 0 8px;
}

.contact-header p {
  color: var(--text-muted);
  font-size: 0.98rem;
}

.contact-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 36px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.channel-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-dark);
  transition: var(--transition);
}

.channel-btn:hover {
  background: #fff;
  border-color: var(--text-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.ch-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  color: var(--text-dark);
}

.ch-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.channel-btn strong {
  font-size: 0.92rem;
}

.ch-arrow {
  margin-left: auto;
  color: var(--text-light);
}

/* Contact Form */
.contact-form-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-dark);
  outline: none;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--text-dark);
  box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.08);
}

.btn-submit {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

/* ================= FOOTER ================= */
.site-footer {
  background: #fff;
  border-top: 1px solid var(--border-color);
  padding: 30px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.footer-nav {
  display: flex;
  gap: 20px;
}

.footer-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
}

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

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--text-dark);
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all 0.25s ease;
  z-index: 9999;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast i {
  color: var(--accent-lime);
  font-size: 1.1rem;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 960px) {
  .hero-grid,
  .about-card,
  .works-grid,
  .playlists-grid,
  .edu-grid,
  .contact-body {
    grid-template-columns: 1fr;
  }

  .tools-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-name {
    font-size: 2.6rem;
  }

  .nav-links {
    display: none;
  }

  .menu-btn {
    display: block;
  }
}

@media (max-width: 640px) {
  .hero-name {
    font-size: 2.2rem;
  }

  .quick-facts,
  .tools-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .contact-card,
  .about-card,
  .playlists-container {
    padding: 24px 18px;
  }
}