/* ============================================================
   MYFOLIO — Personal Portfolio Template
   Brand: violet #7C3AED + pink #EC4899 + dark #0F172A
   Typography: Sora (headings) + DM Sans (body)
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --color-primary: #7C3AED;
  --color-primary-light: #8B5CF6;
  --color-primary-dark: #6D28D9;
  --color-secondary: #EC4899;
  --color-secondary-light: #F472B6;
  --color-secondary-dark: #DB2777;
  --color-dark: #0F172A;
  --color-dark-900: #020617;
  --color-dark-800: #1E293B;
  --color-dark-700: #334155;
  --color-dark-600: #475569;
  --color-dark-500: #64748B;
  --color-dark-400: #94A3B8;
  --color-dark-300: #CBD5E1;
  --color-dark-200: #E2E8F0;
  --color-dark-100: #F1F5F9;
  --color-white: #FFFFFF;
  --color-off-white: #FAFAFA;
  --color-body-bg: #0F172A;

  --font-heading: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3rem;
  --fs-5xl: 3.75rem;
  --fs-6xl: 4.5rem;

  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;

  --lh-tight: 1.2;
  --lh-snug: 1.35;
  --lh-normal: 1.6;
  --lh-relaxed: 1.75;

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;
  --spacing-5xl: 8rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.35), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.35);
  --shadow-glow-primary: 0 0 30px rgba(124, 58, 237, 0.3);
  --shadow-glow-secondary: 0 0 30px rgba(236, 72, 153, 0.3);
  --shadow-glow-mixed: 0 0 40px rgba(124, 58, 237, 0.2), 0 0 60px rgba(236, 72, 153, 0.15);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;

  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1400px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--color-dark-300);
  background-color: var(--color-body-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

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

button {
  cursor: pointer;
}

/* ---- Utilities ---- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.section {
  padding: var(--spacing-5xl) 0;
}

.section--compact {
  padding: var(--spacing-4xl) 0;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-center {
  text-align: center;
}

.text-white {
  color: var(--color-white);
}

.text-primary {
  color: var(--color-primary);
}

.text-secondary {
  color: var(--color-secondary);
}

.text-muted {
  color: var(--color-dark-400);
}

/* ---- Section Headers ---- */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--spacing-3xl);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

.section-label::before,
.section-label::after {
  content: '';
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-full);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--color-dark-400);
  line-height: var(--lh-normal);
  max-width: 540px;
  margin: 0 auto;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.8125rem 1.75rem;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(124, 58, 237, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  border: 2px solid var(--color-dark-700);
  color: var(--color-white);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--color-primary);
  background: rgba(124, 58, 237, 0.08);
  transform: translateY(-2px);
}

.btn-ghost {
  color: var(--color-primary-light);
  padding: 0.5rem 1rem;
  background: transparent;
}

.btn-ghost:hover {
  background: rgba(124, 58, 237, 0.1);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--fs-xs);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: var(--fs-base);
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ---- Header / Navbar ---- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--spacing-md) 0;
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(124, 58, 237, 0.1);
  padding: var(--spacing-sm) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-sm);
  font-weight: var(--fw-extrabold);
  color: var(--color-white);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-dark-400);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
  background: rgba(124, 58, 237, 0.1);
}

.nav-links a.active {
  color: var(--color-primary-light);
}

.nav-cta {
  margin-left: var(--spacing-md);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  padding: 4px 0;
}

.nav-toggle span {
  width: 100%;
  height: 2px;
  background: var(--color-white);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -30%;
  width: 70%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(124, 58, 237, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -40%;
  right: -20%;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(236, 72, 153, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.375rem 1rem 0.375rem 0.375rem;
  background: rgba(124, 58, 237, 0.12);
  border: 1px solid rgba(124, 58, 237, 0.25);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-primary-light);
  margin-bottom: var(--spacing-xl);
}

.hero-badge-dot {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--fs-6xl);
  font-weight: var(--fw-extrabold);
  line-height: 1.08;
  color: var(--color-white);
  margin-bottom: var(--spacing-xl);
}

.hero-title .line {
  display: block;
}

.hero-title .highlight {
  position: relative;
  display: inline-block;
}

.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  height: 12px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0.35;
  border-radius: var(--radius-full);
  z-index: -1;
}

.hero-description {
  font-size: var(--fs-lg);
  color: var(--color-dark-400);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--spacing-2xl);
  max-width: 480px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--spacing-3xl);
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-2xl);
  border-top: 1px solid var(--color-dark-800);
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  line-height: 1;
}

.hero-stat-label {
  font-size: var(--fs-sm);
  color: var(--color-dark-500);
  margin-top: var(--spacing-xs);
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  width: 420px;
  height: 420px;
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-image-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 2px solid rgba(124, 58, 237, 0.2);
  z-index: 1;
  pointer-events: none;
}

.hero-image-glow {
  position: absolute;
  inset: -20px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-2xl);
  opacity: 0.15;
  filter: blur(40px);
  z-index: -1;
}

.hero-float-card {
  position: absolute;
  background: rgba(30, 41, 59, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(124, 58, 237, 0.15);
  border-radius: var(--radius-xl);
  padding: 0.875rem 1.25rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  z-index: 2;
  animation: float 6s ease-in-out infinite;
}

.hero-float-card--top {
  top: 20px;
  right: -20px;
}

.hero-float-card--bottom {
  bottom: 40px;
  left: -30px;
  animation-delay: -3s;
}

.hero-float-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-lg);
}

.hero-float-card-icon--purple {
  background: rgba(124, 58, 237, 0.2);
  color: var(--color-primary-light);
}

.hero-float-card-icon--pink {
  background: rgba(236, 72, 153, 0.2);
  color: var(--color-secondary-light);
}

.hero-float-card-text {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
}

.hero-float-card-sub {
  font-size: var(--fs-xs);
  color: var(--color-dark-400);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---- About Section (Home) ---- */
.about-section {
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.about-image img {
  width: 100%;
  border-radius: var(--radius-2xl);
  aspect-ratio: 4/3;
  object-fit: cover;
}

.about-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(124, 58, 237, 0.15);
  pointer-events: none;
}

.about-exp-badge {
  position: absolute;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-xl);
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  text-align: center;
  box-shadow: var(--shadow-glow-mixed);
}

.about-exp-badge .number {
  font-size: var(--fs-3xl);
  line-height: 1;
  display: block;
}

.about-exp-badge .label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-content .section-label {
  display: flex;
}

.about-content .section-title {
  text-align: left;
}

.about-text {
  color: var(--color-dark-400);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--spacing-lg);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--fs-sm);
  color: var(--color-dark-300);
}

.about-feature-icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary-light);
  flex-shrink: 0;
}

/* ---- Portfolio Section (Home) ---- */
.portfolio-section {
  position: relative;
  background: linear-gradient(180deg, transparent 0%, rgba(124, 58, 237, 0.03) 50%, transparent 100%);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.portfolio-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-dark-800);
  border: 1px solid var(--color-dark-700);
  transition: all var(--transition-slow);
  cursor: pointer;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  border-color: rgba(124, 58, 237, 0.3);
  box-shadow: var(--shadow-glow-mixed);
}

.portfolio-card-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.portfolio-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-card:hover .portfolio-card-image img {
  transform: scale(1.05);
}

.portfolio-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.95) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-xl);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.portfolio-card:hover .portfolio-card-overlay {
  opacity: 1;
}

.portfolio-card-overlay .btn {
  transform: translateY(10px);
  transition: transform var(--transition-base);
}

.portfolio-card:hover .portfolio-card-overlay .btn {
  transform: translateY(0);
}

.portfolio-card-body {
  padding: var(--spacing-lg);
}

.portfolio-card-category {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-sm);
}

.portfolio-card-title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.portfolio-card-desc {
  font-size: var(--fs-sm);
  color: var(--color-dark-400);
  line-height: var(--lh-normal);
}

/* ---- Skills Section ---- */
.skills-section {
  position: relative;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.skill-card {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--color-dark-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl) var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: rgba(124, 58, 237, 0.3);
  background: rgba(30, 41, 59, 0.8);
}

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

.skill-card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.15), rgba(236, 72, 153, 0.1));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-2xl);
  transition: all var(--transition-base);
}

.skill-card:hover .skill-card-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  transform: scale(1.1);
}

.skill-card-title {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.skill-card-desc {
  font-size: var(--fs-sm);
  color: var(--color-dark-400);
  line-height: var(--lh-normal);
}

.skill-bar-container {
  margin-top: var(--spacing-lg);
}

.skill-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--color-dark-400);
  margin-bottom: var(--spacing-xs);
}

.skill-bar {
  height: 4px;
  background: var(--color-dark-700);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-full);
  transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ---- Testimonials Section ---- */
.testimonials-section {
  position: relative;
  background: linear-gradient(180deg, transparent 0%, rgba(236, 72, 153, 0.03) 50%, transparent 100%);
}

.testimonials-slider {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.testimonial-card {
  background: var(--color-dark-800);
  border: 1px solid var(--color-dark-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  position: relative;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: rgba(236, 72, 153, 0.25);
  box-shadow: var(--shadow-glow-secondary);
}

.testimonial-quote {
  font-size: 48px;
  line-height: 1;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-md);
}

.testimonial-text {
  font-size: var(--fs-base);
  color: var(--color-dark-300);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--spacing-xl);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--color-dark-600);
}

.testimonial-author-name {
  font-family: var(--font-heading);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  font-size: var(--fs-sm);
}

.testimonial-author-role {
  font-size: var(--fs-xs);
  color: var(--color-dark-400);
}

.testimonial-rating {
  display: flex;
  gap: 2px;
  margin-top: var(--spacing-xs);
}

.testimonial-rating span {
  color: #FBBF24;
  font-size: var(--fs-sm);
}

/* ---- Contact CTA Section ---- */
.contact-cta-section {
  position: relative;
  padding: var(--spacing-5xl) 0;
}

.contact-cta-card {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(236, 72, 153, 0.08));
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-4xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-cta-card::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15), transparent 70%);
  pointer-events: none;
}

.contact-cta-card::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.1), transparent 70%);
  pointer-events: none;
}

.contact-cta-card .section-title {
  position: relative;
  z-index: 1;
}

.contact-cta-card .section-subtitle {
  position: relative;
  z-index: 1;
  margin-bottom: var(--spacing-2xl);
}

.contact-cta-card .btn {
  position: relative;
  z-index: 1;
}

/* ---- Footer ---- */
.footer {
  border-top: 1px solid var(--color-dark-800);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-brand {
  max-width: 280px;
}

.footer-brand .logo {
  margin-bottom: var(--spacing-md);
}

.footer-brand-desc {
  font-size: var(--fs-sm);
  color: var(--color-dark-400);
  line-height: var(--lh-normal);
  margin-bottom: var(--spacing-lg);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-dark-800);
  border: 1px solid var(--color-dark-700);
  color: var(--color-dark-400);
  transition: all var(--transition-base);
}

.footer-social a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  background: rgba(124, 58, 237, 0.1);
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-lg);
}

.footer-col ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-col ul li a {
  font-size: var(--fs-sm);
  color: var(--color-dark-400);
  transition: color var(--transition-base);
}

.footer-col ul li a:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-dark-800);
}

.footer-bottom-text {
  font-size: var(--fs-sm);
  color: var(--color-dark-500);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-bottom-links a {
  font-size: var(--fs-sm);
  color: var(--color-dark-500);
}

.footer-bottom-links a:hover {
  color: var(--color-primary-light);
}

/* ---- Page Hero (inner pages) ---- */
.page-hero {
  padding-top: 140px;
  padding-bottom: var(--spacing-4xl);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(124, 58, 237, 0.08), transparent 70%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero-title {
  font-family: var(--font-heading);
  font-size: var(--fs-5xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.page-hero-desc {
  font-size: var(--fs-lg);
  color: var(--color-dark-400);
  max-width: 560px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--fs-sm);
  color: var(--color-dark-500);
  margin-bottom: var(--spacing-lg);
}

.breadcrumb a {
  color: var(--color-dark-400);
}

.breadcrumb a:hover {
  color: var(--color-primary-light);
}

.breadcrumb-separator {
  color: var(--color-dark-600);
}

/* ---- About Page ---- */
.about-story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.about-story-content .section-label {
  display: flex;
}

.about-story-content .section-title {
  text-align: left;
}

.about-story-text {
  color: var(--color-dark-400);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--spacing-lg);
}

.about-story-text strong {
  color: var(--color-white);
  font-weight: var(--fw-semibold);
}

.about-story-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.about-story-image img {
  width: 100%;
  border-radius: var(--radius-2xl);
  aspect-ratio: 4/3;
  object-fit: cover;
}

/* ---- Skills Bars (About) ---- */
.skills-bars-section {
  padding: var(--spacing-5xl) 0;
}

.skills-bars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

.skill-bar-item {
  margin-bottom: var(--spacing-xl);
}

.skill-bar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.skill-bar-name {
  font-family: var(--font-heading);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
}

.skill-bar-percent {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-primary-light);
}

.skill-bar-track {
  height: 8px;
  background: var(--color-dark-700);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-full);
}

/* ---- Timeline (About) ---- */
.timeline-section {
  padding: var(--spacing-5xl) 0;
  background: linear-gradient(180deg, transparent 0%, rgba(124, 58, 237, 0.03) 50%, transparent 100%);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-primary), var(--color-secondary), var(--color-primary));
  opacity: 0.3;
}

.timeline-item {
  display: flex;
  justify-content: flex-end;
  padding: 0 0 var(--spacing-2xl);
  position: relative;
  width: 50%;
}

.timeline-item:nth-child(even) {
  justify-content: flex-start;
  margin-left: 50%;
  padding-left: var(--spacing-2xl);
}

.timeline-item:nth-child(odd) {
  padding-right: var(--spacing-2xl);
  text-align: right;
}

.timeline-dot {
  position: absolute;
  top: 8px;
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-full);
  border: 3px solid var(--color-body-bg);
  z-index: 1;
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -8px;
}

.timeline-content {
  background: var(--color-dark-800);
  border: 1px solid var(--color-dark-700);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
}

.timeline-content:hover {
  border-color: rgba(124, 58, 237, 0.25);
  transform: translateY(-2px);
}

.timeline-date {
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-sm);
}

.timeline-title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

.timeline-org {
  font-size: var(--fs-sm);
  color: var(--color-secondary-light);
  margin-bottom: var(--spacing-sm);
}

.timeline-desc {
  font-size: var(--fs-sm);
  color: var(--color-dark-400);
  line-height: var(--lh-normal);
}

/* ---- Portfolio Page Filters ---- */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.filter-tab {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-dark-400);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-dark-700);
  background: transparent;
  transition: all var(--transition-base);
}

.filter-tab:hover {
  color: var(--color-white);
  border-color: var(--color-primary);
}

.filter-tab.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-white);
  border-color: transparent;
}

.portfolio-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

/* ---- Contact Page ---- */
.contact-section {
  padding: var(--spacing-5xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-4xl);
}

.contact-info-card {
  background: var(--color-dark-800);
  border: 1px solid var(--color-dark-700);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-3xl);
}

.contact-info-title {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.contact-info-text {
  color: var(--color-dark-400);
  line-height: var(--lh-normal);
  margin-bottom: var(--spacing-2xl);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: rgba(124, 58, 237, 0.12);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.contact-detail-label {
  font-size: var(--fs-xs);
  color: var(--color-dark-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.contact-detail-value {
  font-size: var(--fs-sm);
  color: var(--color-white);
  font-weight: var(--fw-medium);
}

.contact-social-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-2xl);
}

.contact-social-links a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-dark-700);
  color: var(--color-dark-400);
  transition: all var(--transition-base);
}

.contact-social-links a:hover {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-white);
  transform: translateY(-2px);
}

.contact-form-card {
  background: var(--color-dark-800);
  border: 1px solid var(--color-dark-700);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-3xl);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-dark-300);
  margin-bottom: var(--spacing-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: var(--color-dark-900);
  border: 1px solid var(--color-dark-700);
  border-radius: var(--radius-lg);
  color: var(--color-white);
  font-size: var(--fs-sm);
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-dark-600);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ---- Animations ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.stagger > *.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Scroll to Top ---- */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-lg);
  z-index: var(--z-sticky);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-glow-mixed);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.4);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-description {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-image {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
  }

  .about-content .section-title {
    text-align: center;
  }

  .about-content .section-label {
    justify-content: center;
  }

  .about-text {
    text-align: center;
  }

  .portfolio-grid,
  .portfolio-page-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-slider {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
  }

  .footer-brand {
    grid-column: span 2;
    max-width: 100%;
  }

  .about-story-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
  }

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

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding-left: 50px;
    padding-right: 0;
    text-align: left;
  }

  .timeline-item:nth-child(odd) .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot {
    left: 12px;
    right: auto;
  }

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

@media (max-width: 768px) {
  :root {
    --fs-6xl: 2.75rem;
    --fs-5xl: 2.25rem;
    --fs-4xl: 1.875rem;
    --fs-3xl: 1.5rem;
  }

  .section {
    padding: var(--spacing-3xl) 0;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    z-index: var(--z-overlay);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: var(--fs-xl);
  }

  .nav-toggle {
    display: flex;
    z-index: var(--z-modal);
  }

  .nav-cta {
    margin-left: 0;
  }

  .hero-stats {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
  }

  .portfolio-grid,
  .portfolio-page-grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer-brand {
    grid-column: 1;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-cta-card {
    padding: var(--spacing-2xl);
  }

  .filter-tabs {
    gap: var(--spacing-xs);
  }

  .page-hero-title {
    font-size: var(--fs-3xl);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .hero-title {
    font-size: var(--fs-4xl);
  }

  .hero-float-card {
    display: none;
  }

  .btn-lg {
    padding: 0.875rem 1.75rem;
  }
}