/* ==========================================================================
   Efren Palabasan — Modern Professional Light Design System
   ========================================================================== */

:root {
  /* High-End Clean Professional Palette */
  --bg-main: #f8fafc;
  --bg-subtle: #f1f5f9;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-surface-hover: #f8fafc;
  --bg-glass: rgba(255, 255, 255, 0.88);
  --bg-glass-strong: rgba(255, 255, 255, 0.96);

  --border-subtle: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-highlight: #93c5fd;

  --text-primary: #0f172a;    /* Deep Executive Slate */
  --text-secondary: #334155;  /* Balanced Slate */
  --text-muted: #64748b;      /* Medium Slate */
  --text-dim: #94a3b8;        /* Light Slate */

  --accent-primary: #0f172a;
  --accent-blue: #2563eb;     /* Royal Blue */
  --accent-indigo: #4f46e5;   /* Indigo */
  --accent-teal: #0284c7;     /* Sky / Teal */
  --accent-emerald: #059669;  /* Forest Emerald */
  --accent-amber: #d97706;    /* Warm Amber */

  --gradient-brand: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  --gradient-blue-brand: linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);
  --gradient-brand-subtle: linear-gradient(135deg, rgba(37, 99, 235, 0.06) 0%, rgba(79, 70, 229, 0.06) 100%);
  --gradient-text: linear-gradient(135deg, #0f172a 0%, #1e293b 70%, #334155 100%);
  --gradient-accent-text: linear-gradient(135deg, #1e293b 0%, #2563eb 60%, #0284c7 100%);

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05), 0 1px 2px rgba(15, 23, 42, 0.03);
  --shadow-md: 0 4px 14px -2px rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 28px -4px rgba(15, 23, 42, 0.08), 0 4px 10px -2px rgba(15, 23, 42, 0.04);
  --shadow-hover: 0 16px 36px -4px rgba(15, 23, 42, 0.12), 0 6px 14px -2px rgba(15, 23, 42, 0.05);

  /* Typography */
  --font-display: 'Cabinet Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --container-width: 1140px;
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

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

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

::selection {
  background: rgba(37, 99, 235, 0.16);
  color: #0f172a;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

/* Ambient Background Lights & Grid */
.ambient-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.65;
  will-change: transform;
}

.orb-1 {
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.07) 0%, rgba(79, 70, 229, 0.03) 60%, transparent 80%);
}

.orb-2 {
  top: 40%;
  right: -250px;
  width: 650px;
  height: 650px;
  background: radial-gradient(ellipse, rgba(2, 132, 199, 0.05) 0%, rgba(37, 99, 235, 0.02) 60%, transparent 75%);
}

.orb-3 {
  bottom: 5%;
  left: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(ellipse, rgba(79, 70, 229, 0.05) 0%, rgba(2, 132, 199, 0.02) 60%, transparent 75%);
}

.grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: radial-gradient(circle, rgba(15, 23, 42, 0.05) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse 75% 75% at 50% 50%, black 25%, transparent 85%);
}

/* Layout Container */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 24px;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding-block: 16px;
  transition: padding var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.is-scrolled {
  padding-block: 12px;
  background: var(--bg-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

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

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid var(--border-medium);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.1;
}

.brand-name span {
  color: var(--accent-blue);
}

.brand-role {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding-block: 4px;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--text-primary);
}

.nav-link.is-active {
  font-weight: 600;
}

.nav-link.is-active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-blue);
  border-radius: var(--radius-full);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #065f46;
  letter-spacing: 0.02em;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-emerald);
  position: relative;
}

.status-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--accent-emerald);
  opacity: 0.35;
  animation: pulseRipple 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulseRipple {
  0% { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(2.6); opacity: 0; }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Nav Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid var(--border-medium);
  padding: 10px;
  box-shadow: var(--shadow-sm);
}

.mobile-toggle span {
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-drawer {
  position: fixed;
  inset: 72px 0 0 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  z-index: 99;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  border-top: 1px solid var(--border-subtle);
}

.mobile-drawer.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-drawer .nav-links {
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

.mobile-drawer .nav-link {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--gradient-brand);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.15);
  border: 1px solid #0f172a;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.25);
  background: #1e293b;
}

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

.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: #94a3b8;
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.btn-ghost:hover {
  background: #ffffff;
  color: var(--text-primary);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}

.badge-cyan {
  background: #f0fdfa;
  border-color: #99f6e4;
  color: #0f766e;
}

.badge-amber {
  background: #fffbeb;
  border-color: #fde68a;
  color: #b45309;
}

.badge-emerald {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #047857;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding-top: 140px;
  padding-bottom: 60px;
  position: relative;
}

.hero-content {
  max-width: 880px;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 8px;
  background: #ffffff;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  box-shadow: var(--shadow-sm);
}

.hero-pill-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-blue);
  display: grid;
  place-items: center;
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5.8vw, 4.4rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 22px;
  color: var(--text-primary);
}

.hero-title .highlight {
  display: block;
  background: var(--gradient-accent-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 780px;
}

.hero-lead strong {
  color: var(--text-primary);
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 40px;
}

.hero-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.86rem;
  color: var(--text-muted);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent-blue);
}

/* ==========================================================================
   Impact Metrics Strip
   ========================================================================== */
.impact-section {
  padding-block: 20px 50px;
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.stat-box {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-blue);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.stat-box:hover {
  border-color: var(--border-medium);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.stat-box:hover::before {
  opacity: 1;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.stat-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section {
  padding-block: 65px;
  position: relative;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 38px;
  flex-wrap: wrap;
}

.section-title-wrap {
  max-width: 640px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 8px;
}

.section-eyebrow::before {
  content: '';
  width: 14px;
  height: 2px;
  background: var(--accent-blue);
  border-radius: var(--radius-full);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.2vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.18;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 0.96rem;
  color: var(--text-secondary);
  margin-top: 8px;
  line-height: 1.65;
}

/* ==========================================================================
   Project Showcase
   ========================================================================== */
.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.filter-btn {
  padding: 8px 16px;
  font-size: 0.84rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: #ffffff;
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.filter-btn.is-active {
  background: #0f172a;
  border-color: #0f172a;
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.18);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.project-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-hover);
}

.project-card-header {
  padding: 22px 28px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--border-subtle);
  background: #fafafa;
}

.project-type-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-blue);
}

.project-card-body {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.project-summary {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
}

.project-highlights {
  list-style: none;
  margin-bottom: 22px;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.project-highlights li {
  font-size: 0.84rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.project-highlights li svg {
  width: 16px;
  height: 16px;
  color: var(--accent-blue);
  flex-shrink: 0;
  margin-top: 2px;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-bottom: 20px;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

.project-card-footer {
  padding: 16px 28px 22px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #fafafa;
}

/* ==========================================================================
   Expertise & Architecture Matrix
   ========================================================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.skill-category-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.skill-category-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.category-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.category-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  display: grid;
  place-items: center;
  color: var(--accent-blue);
}

.category-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.category-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.skill-chip:hover {
  border-color: var(--accent-blue);
  background: #eff6ff;
  color: var(--accent-blue);
}

/* ==========================================================================
   Experience Timeline
   ========================================================================== */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}

.timeline-item {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.timeline-item:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.timeline-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.timeline-period {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-blue);
  letter-spacing: 0.04em;
}

.timeline-location {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.timeline-role {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.timeline-company {
  font-size: 0.95rem;
  font-weight: 600;
  color: #475569;
  margin-bottom: 16px;
}

.timeline-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.timeline-points li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  position: relative;
  padding-left: 20px;
}

.timeline-points li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-blue);
  font-size: 0.9rem;
}

/* ==========================================================================
   Testimonials / Reputation
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.testimonial-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.testimonial-quote {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 24px;
  position: relative;
  font-style: italic;
}

.testimonial-quote::before {
  content: '“';
  font-family: serif;
  font-size: 3.8rem;
  line-height: 0;
  position: absolute;
  top: 14px;
  left: -20px;
  color: rgba(37, 99, 235, 0.15);
  pointer-events: none;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #ffffff;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.author-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.author-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Contact Hub & Form
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 32px;
}

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

.contact-channel-card {
  display: flex;
  align-items: center;
  gap: 18px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
}

.contact-channel-card:hover {
  background: #ffffff;
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.channel-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  display: grid;
  place-items: center;
  color: var(--accent-blue);
  flex-shrink: 0;
}

.channel-details {
  flex-grow: 1;
}

.channel-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--text-muted);
}

.channel-value {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-primary);
}

.channel-action-arrow {
  color: var(--text-muted);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.contact-channel-card:hover .channel-action-arrow {
  color: var(--accent-blue);
  transform: translateX(4px);
}

/* Contact Form Box */
.contact-form-box {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.form-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input,
.form-textarea {
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.92rem;
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  margin-top: 80px;
  padding-block: 40px;
  border-top: 1px solid var(--border-subtle);
  background: #ffffff;
  position: relative;
  z-index: 10;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.86rem;
  color: var(--text-muted);
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-time-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-link:hover {
  color: var(--text-primary);
  font-weight: 600;
}

/* ==========================================================================
   Modal Dialog & Toast Notifications
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: #ffffff;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 680px;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-normal);
  position: relative;
}

.modal-overlay.is-visible .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 24px 28px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  background: #ffffff;
  z-index: 2;
}

.modal-close-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  display: grid;
  place-items: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: #e2e8f0;
  color: var(--text-primary);
}

.modal-body {
  padding: 28px;
}

.toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 300;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: #ffffff;
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
  pointer-events: none;
}

.toast.is-show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .stats-container {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

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

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

  .hero-section {
    padding-top: 110px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .stat-box {
    padding: 20px;
  }

  .stat-number {
    font-size: 2.3rem;
  }
}

@media (max-width: 480px) {
  .stats-container {
    grid-template-columns: 1fr;
  }

  .hero-meta-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}