/* ==============================================================================
   CELESTE TUNG - PERSONAL WEBSITE STYLESHEET (css/style.css)
   Theme: High-Tech Cyber Glass | Transgender Flag Palette
   Palette:
     - Pastel Blue:  #5BCEFA  (rgb: 91, 206, 250)
     - Pastel Pink:  #F5A9B8  (rgb: 245, 169, 184)
     - Crisp White:  #FFFFFF
     - Void Dark:    #090d16 / #0d121f
   ============================================================================== */

:root {
  /* Transgender Flag Core Palette */
  --trans-blue: #5bcefa;
  --trans-pink: #f5a9b8;
  --trans-white: #ffffff;
  
  --trans-blue-dim: rgba(91, 206, 250, 0.12);
  --trans-pink-dim: rgba(245, 169, 184, 0.12);
  --trans-blue-glow: rgba(91, 206, 250, 0.4);
  --trans-pink-glow: rgba(245, 169, 184, 0.4);

  /* High-Tech Backgrounds */
  --bg-primary: #070a12;
  --bg-secondary: #0d121f;
  --bg-card: rgba(13, 18, 31, 0.72);
  --bg-card-hover: rgba(20, 27, 46, 0.85);
  
  --border-color: rgba(91, 206, 250, 0.15);
  --border-pink: rgba(245, 169, 184, 0.2);
  --border-hover: rgba(91, 206, 250, 0.6);
  
  --text-main: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;
  
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 22px;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', var(--font-sans);
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Gradients */
  --gradient-trans: linear-gradient(135deg, #5bcefa 0%, #f5a9b8 50%, #ffffff 100%);
  --gradient-btn: linear-gradient(135deg, #5bcefa 0%, #f5a9b8 100%);
  --gradient-card-glow: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(91, 206, 250, 0.18), transparent 60%);
}

/* Base Reset & Typography */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(91, 206, 250, 0.15) 0%, transparent 55%),
    radial-gradient(circle at 85% 50%, rgba(245, 169, 184, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 15% 85%, rgba(91, 206, 250, 0.1) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Background Cyber Grid Overlay */
.cyber-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  background-size: 50px 50px;
  background-image: 
    linear-gradient(to right, rgba(91, 206, 250, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(245, 169, 184, 0.035) 1px, transparent 1px);
  mask-image: radial-gradient(ellipse at 50% 50%, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 40%, transparent 85%);
}

/* Canvas Particle Constellation */
#star-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.75rem;
  position: relative;
  z-index: 2;
}

/* ==============================================================================
   NAVIGATION BAR
   ============================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background-color: rgba(7, 10, 18, 0.82);
  border-bottom: 1px solid var(--border-color);
  padding: 1.1rem 0;
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: color 0.25s ease;
}

.brand-logo:hover {
  color: var(--trans-blue);
  text-shadow: 0 0 12px var(--trans-blue-glow);
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--trans-pink-dim);
  border: 1px solid rgba(245, 169, 184, 0.3);
  color: var(--trans-pink);
  font-weight: 600;
}

.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  transition: color 0.25s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-btn);
  transition: width 0.25s ease;
}

.nav-links a:hover {
  color: var(--trans-white);
}

.nav-links a:hover::after {
  width: 100%;
}

/* ==============================================================================
   CENTERED HIGH-TECH HERO SECTION
   ============================================================================== */
.hero {
  padding: 6.5rem 0 4.5rem;
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Cyber Monogram Emblem */
.cyber-emblem {
  position: relative;
  width: 100px;
  height: 100px;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.emblem-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px dashed rgba(91, 206, 250, 0.4);
  animation: rotateClockwise 22s linear infinite;
}

.emblem-ring-inner {
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  border: 1.5px solid rgba(245, 169, 184, 0.35);
  box-shadow: 0 0 20px var(--trans-blue-glow);
  animation: rotateCounterClockwise 15s linear infinite;
}

.emblem-core {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(91, 206, 250, 0.15), rgba(245, 169, 184, 0.15));
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--trans-white);
  box-shadow: 0 0 25px var(--trans-blue-glow), inset 0 0 15px rgba(245, 169, 184, 0.2);
}

@keyframes rotateClockwise {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes rotateCounterClockwise {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.15rem;
  background: rgba(13, 18, 31, 0.85);
  border: 1px solid rgba(91, 206, 250, 0.35);
  border-radius: 999px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--trans-blue);
  margin-bottom: 1.5rem;
  box-shadow: 0 0 20px rgba(91, 206, 250, 0.15);
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--trans-blue);
  box-shadow: 0 0 10px var(--trans-blue);
  animation: pulseBeacon 2s infinite ease-in-out;
}

@keyframes pulseBeacon {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.12;
  margin-bottom: 1.25rem;
}

.gradient-text {
  background: var(--gradient-trans);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  filter: drop-shadow(0 2px 14px rgba(91, 206, 250, 0.35));
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 680px;
  margin-bottom: 1.5rem;
  line-height: 1.65;
}

/* Typing Ticker */
.ticker-box {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--trans-pink);
  margin-bottom: 2rem;
  padding: 0.4rem 1rem;
  background: rgba(245, 169, 184, 0.08);
  border: 1px solid rgba(245, 169, 184, 0.25);
  border-radius: var(--radius-sm);
}

.typing-cursor {
  display: inline-block;
  font-weight: bold;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  from, to { opacity: 1; }
  50% { opacity: 0; }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.1rem;
  margin-top: 0.5rem;
}

/* ==============================================================================
   BUTTONS
   ============================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #070a12;
  font-weight: 700;
  box-shadow: 0 4px 20px var(--trans-blue-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--trans-pink-glow), 0 0 15px var(--trans-blue-glow);
  filter: brightness(1.08);
}

.btn-secondary {
  background: rgba(13, 18, 31, 0.7);
  border-color: rgba(91, 206, 250, 0.3);
  color: var(--text-main);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(91, 206, 250, 0.12);
  border-color: var(--trans-blue);
  color: var(--trans-white);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(91, 206, 250, 0.25);
}

/* ==============================================================================
   HIGH-TECH STATS HUD RIBBON (Centered)
   ============================================================================== */
.stats-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  background: rgba(13, 18, 31, 0.65);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  margin: 1rem auto 4.5rem;
  max-width: 960px;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.4), inset 0 0 20px rgba(91, 206, 250, 0.05);
}

.stat-item {
  text-align: center;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--trans-blue);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 0.25rem;
  text-shadow: 0 0 15px rgba(91, 206, 250, 0.35);
}

.stat-label {
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==============================================================================
   SECTION HEADINGS (Centered & Balanced)
   ============================================================================== */
section {
  padding: 4.5rem 0;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3rem;
}

.section-tag {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--trans-blue);
  margin-bottom: 0.6rem;
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background: var(--trans-blue-dim);
  border: 1px solid rgba(91, 206, 250, 0.3);
  border-radius: 999px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-desc {
  color: var(--text-muted);
  margin-top: 0.65rem;
  font-size: 1.05rem;
}

/* ==============================================================================
   PROJECTS SHOWCASE (High-Tech Interactive Cards)
   ============================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Mouse spotlight glow effect */
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card-glow);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--trans-blue);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6), 0 0 25px var(--trans-blue-glow);
}

.card:hover::before {
  opacity: 1;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.card-badge {
  padding: 0.3rem 0.8rem;
  background: var(--trans-blue-dim);
  border: 1px solid rgba(91, 206, 250, 0.35);
  color: var(--trans-blue);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
  border-radius: 999px;
}

.card-platform {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--trans-pink);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
}

.card-title a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.2s ease;
}

.card-title a:hover {
  color: var(--trans-pink);
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.96rem;
  flex-grow: 1;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.75rem;
}

.tag {
  font-size: 0.76rem;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  color: var(--trans-pink);
}

.card-links {
  display: flex;
  gap: 0.85rem;
  margin-top: auto;
}

/* ==============================================================================
   ABOUT & PERSONAL STATUS SECTION
   ============================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.about-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.about-card p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.about-card p:last-child {
  margin-bottom: 0;
}

/* High-Tech "Currently In Orbit" Status Card */
.status-hud-card {
  background: rgba(13, 18, 31, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(245, 169, 184, 0.25);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 25px rgba(245, 169, 184, 0.08);
  margin-bottom: 1.5rem;
}

.status-hud-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hud-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--trans-pink);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.live-beacon {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--trans-blue);
}

.hud-item {
  margin-bottom: 1rem;
}

.hud-item:last-child {
  margin-bottom: 0;
}

.hud-label {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.hud-val {
  font-size: 0.95rem;
  color: var(--text-main);
  font-weight: 500;
}

/* Skills Grid */
.skills-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.skill-category:hover {
  border-color: var(--trans-blue);
}

.skill-category::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--gradient-btn);
}

.skill-category h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 0.85rem;
}

/* ==============================================================================
   GUESTBOOK SECTION (Centered Wall Interface)
   ============================================================================== */
.guestbook-wrapper {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.75rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.45);
}

.server-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(91, 206, 250, 0.1);
  color: var(--trans-blue);
  border: 1px solid rgba(91, 206, 250, 0.3);
  margin-bottom: 1.5rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--trans-blue);
  box-shadow: 0 0 10px var(--trans-blue);
}

.status-dot.offline {
  background: var(--trans-pink);
  box-shadow: 0 0 10px var(--trans-pink);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(7, 10, 18, 0.85);
  border: 1px solid rgba(245, 169, 184, 0.2);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--trans-pink);
  box-shadow: 0 0 0 3px rgba(245, 169, 184, 0.2);
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
}

.messages-stream {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: 400px;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.message-item {
  background: rgba(7, 10, 18, 0.7);
  border: 1px solid rgba(245, 169, 184, 0.12);
  border-radius: var(--radius-sm);
  padding: 1.15rem;
  transition: border-color 0.2s ease;
}

.message-item:hover {
  border-color: rgba(91, 206, 250, 0.35);
}

.message-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.45rem;
}

.message-author {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--trans-blue);
}

.message-time {
  font-size: 0.75rem;
  color: var(--trans-pink);
  font-family: var(--font-mono);
  opacity: 0.9;
}

.message-body {
  font-size: 0.92rem;
  color: var(--text-muted);
  word-break: break-word;
}

/* ==============================================================================
   PROJECT DETAIL PAGE (Embeds & Layout)
   ============================================================================== */
.project-header {
  padding: 3.5rem 0 2rem;
  text-align: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--trans-blue);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  transition: transform 0.2s ease, color 0.2s ease;
}

.back-link:hover {
  transform: translateX(-4px);
  color: var(--trans-pink);
}

.embed-container {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 35px var(--trans-blue-glow);
  margin-bottom: 3rem;
}

.embed-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.project-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2.75rem;
}

.project-sidebar {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}

.sidebar-item {
  margin-bottom: 1.35rem;
}

.sidebar-item:last-child {
  margin-bottom: 0;
}

.sidebar-label {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  color: var(--trans-blue);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.sidebar-val {
  font-size: 0.95rem;
  color: var(--text-main);
  font-weight: 500;
}

/* ==============================================================================
   FOOTER (Centered)
   ============================================================================== */
footer {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  padding: 3rem 0;
  background-color: rgba(7, 10, 18, 0.95);
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.footer-text {
  font-size: 0.88rem;
  color: var(--text-dim);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

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

/* ==============================================================================
   RESPONSIVE DESIGN (Mobile & Tablet)
   ============================================================================== */
@media (max-width: 900px) {
  .hero-title {
    font-size: 2.65rem;
  }
  .stats-ribbon {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  .stat-item:nth-child(2)::after {
    display: none;
  }
  .about-grid,
  .guestbook-wrapper,
  .project-content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 4rem 0 2.5rem;
  }
  .hero-title {
    font-size: 2.15rem;
  }
  .stats-ribbon {
    grid-template-columns: 1fr;
  }
  .stat-item::after {
    display: none;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .nav-links {
    gap: 1rem;
  }
}