/* ═══════════════════════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0a0a0f;
  --bg-2:        #111118;
  --bg-card:     #16161e;
  --bg-card-2:   #1c1c26;
  --border:      rgba(255,255,255,0.08);
  --border-2:    rgba(255,255,255,0.12);
  --purple:      #5221e6;
  --purple-light:#7b52f0;
  --purple-glow: rgba(82,33,230,0.25);
  --text:        #ffffff;
  --text-2:      #c8c8d4;
  --text-3:      #8491a0;
  --accent:      #5221e6;
  --radius:      16px;
  --radius-sm:   8px;
  --nav-h:       88px;
  --transition:  0.3s cubic-bezier(0.4,0,0.2,1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ═══════════════════════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0px; left: 0; right: 0;
  padding-top: 8px;
  z-index: 100;
  height: var(--nav-h);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10,10,15,0.85);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(10,10,15,0.96);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav__logo img {
  height: 32px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: opacity var(--transition);
}
.nav__logo:hover img { opacity: 0.75; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__links a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-3);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav__links a:hover {
  color: cyan;
  background: rgba(255,255,255,0.06);
}
.nav__links a.active {
  color: #0082f3;
  background: rgba(255,255,255,0.06);
}

.nav__toggle {
  display: none;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.nav__toggle:hover { background: rgba(255,255,255,0.06); }

/* Mobile nav */
@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 0; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(10,10,15,0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 12px 16px 20px;
    transform: translateY(-110%);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
    pointer-events: none;
  }
  .nav__links.open {
    transform: translateY(0);
    pointer-events: all;
  }
  .nav__links a {
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: var(--radius-sm);
  }
  .nav__toggle { display: flex; }
}

/* ═══════════════════════════════════════════════════════════
   SECTION SHARED
═══════════════════════════════════════════════════════════ */
.section {
  padding: 100px 0;
}

.section__header {
  margin-bottom: 64px;
  max-width: 700px;
}

.section__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--purple-light);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section__subtitle {
  font-size: 1rem;
  color: var(--text-3);
  max-width: 700px;
  line-height: 1.7;
}
.section__subtitle--wide { max-width: 600px; }

/* ═══════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(82,33,230,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 20% 80%, rgba(82,33,230,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero__inner {
  padding-top: 80px;
  padding-bottom: 100px;
  display: flex;
  align-items: center;
  gap: 80px;
}

.hero__photo {
  flex-shrink: 0;
  width: 320px;
}

.hero__photo img {
  width: 100%;
  border-radius: 24px;
  display: block;
}

.hero__content {
  flex: 1;
  min-width: 0;
}

.hero__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--purple-light);
  background: rgba(82,33,230,0.12);
  border: 1px solid rgba(82,33,230,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 28px;
  text-transform: uppercase;
  animation: fadeInUp 0.6s ease both;
}

.hero__heading {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 760px;
  margin-bottom: 28px;
  animation: fadeInUp 0.6s 0.1s ease both;
}

.hero__bio {
  font-size: 1.0625rem;
  color: var(--text-2);
  max-width: 640px;
  line-height: 1.75;
  margin-bottom: 40px;
  animation: fadeInUp 0.6s 0.2s ease both;
}

.highlight {
  color: var(--purple-light);
  font-weight: 500;
}

.hero__socials {
  display: flex;
  gap: 12px;
  animation: fadeInUp 0.6s 0.3s ease both;
}

.hero__social-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-3);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 10px 20px;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition);
}
.hero__social-link:hover {
  color: var(--text);
  border-color: var(--border-2);
  background: var(--bg-card-2);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════════════
   EXPERIENCE
═══════════════════════════════════════════════════════════ */
.experience { background: var(--bg); }

.exp__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}

.exp__item {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.exp__num {
  font-size: clamp(2rem, 7vw, 2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: rgba(255,255,255,0.07);
  margin-bottom: 20px;
}

.exp__company { font-weight: 700; }
.exp__company--green { color: #3cefb0; }
.exp__company--blue  { color: #0082f3; }
.exp__company--pink  { color: #f472b6; }

.exp__role {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}

.exp__date {
  font-size: 1rem;
  color: var(--text-3);
  margin-bottom: 16px;
}

.exp__desc {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════
   ACHIEVEMENTS
═══════════════════════════════════════════════════════════ */
.achievements { background: var(--bg-2); }

.achievements__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.achievements__img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.achievements__img:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

@media (max-width: 640px) {
  .achievements__grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════
   APPROACH
═══════════════════════════════════════════════════════════ */
.approach { background: var(--bg); }

.approach__header--center {
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}
.approach__header--center .section__subtitle {
  margin-left: auto;
  margin-right: auto;
}

.approach__card {
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  gap: 0 56px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 56px;
}

.approach__divider {
  background: var(--border);
  align-self: stretch;
}

.approach__col-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 32px;
}

/* Process steps */
.approach__steps {
  display: flex;
  flex-direction: column;
  gap: 24px;
  list-style: none;
}

.approach__step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.approach__step-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  line-height: 1;
}

.approach__step-name {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.approach__step-desc {
  font-size: 0.875rem;
  color: var(--text-3);
  line-height: 1.65;
}

/* Toolset */
.approach__tools {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.approach__tool-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 12px;
}

.approach__tool-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.approach__tag {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-2);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
}

@media (max-width: 900px) {
  .approach__card {
    grid-template-columns: 1fr;
    gap: 40px 0;
  }
  .approach__divider { height: 1px; width: 100%; }
}
@media (max-width: 560px) {
  .approach__card { padding: 32px 24px; }
}

/* ═══════════════════════════════════════════════════════════
   SKILLSET
═══════════════════════════════════════════════════════════ */
.skillset { background: var(--bg-2); }

.skills__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition), background var(--transition);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(82,33,230,0.06) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.skill-card:hover {
  border-color: rgba(82,33,230,0.4);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3), 0 0 0 1px rgba(82,33,230,0.15);
  background: var(--bg-card-2);
}
.skill-card:hover::before { opacity: 1; }

.skill-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(82,33,230,0.08);
  border: 1px solid rgba(82,33,230,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: background var(--transition), border-color var(--transition);
}
.skill-card:hover .skill-card__icon {
  background: rgba(82,33,230,0.15);
  border-color: rgba(82,33,230,0.35);
}

.skill-card__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.skill-card__desc {
  font-size: 0.875rem;
  color: var(--text-3);
  line-height: 1.65;
}

/* Tools logos */
.skills__tools {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 40px 0 0;
  border-top: 1px solid var(--border);
}

.skills__tools img {
  height: 32px;
  width: auto;
  filter: grayscale(1) brightness(0.7);
  transition: filter var(--transition), transform var(--transition);
}
.skills__tools img:hover {
  filter: grayscale(0) brightness(1);
  transform: scale(1.1);
}

@media (max-width: 900px) {
  .skills__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .skills__grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════
   PROJECTS
═══════════════════════════════════════════════════════════ */
.projects { background: var(--bg); }

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

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.project-card:hover {
  border-color: rgba(82,33,230,0.4);
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(0,0,0,0.4), 0 0 0 1px rgba(82,33,230,0.2);
}

.project-card--disabled {
  cursor: default;
  opacity: 0.7;
}
.project-card--disabled:hover {
  transform: none;
  border-color: var(--border);
  box-shadow: none;
}

.project-card__img-wrap {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-2);
}
.project-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
}
.project-card:hover .project-card__img-wrap img {
  transform: scale(1.05);
}

.project-card__body {
  padding: 28px 28px 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex: 1;
}

.project-card__text { flex: 1; }

.project-card__title {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(82,33,230,0.15);
  border: 1px solid rgba(82,33,230,0.3);
  color: var(--purple-light);
  border-radius: 100px;
  padding: 3px 10px;
}

.project-card__desc {
  font-size: 0.875rem;
  color: var(--text-3);
  line-height: 1.65;
}

.project-card__arrow {
  width: 32px;
  height: 32px;
  background: var(--purple);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition);
  margin-top: 2px;
}
.project-card:hover .project-card__arrow {
  background: var(--purple-light);
  transform: translate(2px, -2px);
}

@media (max-width: 768px) {
  .projects__grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════
   SOCIAL
═══════════════════════════════════════════════════════════ */
.social { background: var(--bg-2); padding: 80px 0; }

.social__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.social__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.social__desc {
  font-size: 0.9375rem;
  color: var(--text-3);
}

.social__btns {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 100px;
  padding: 12px 24px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
  font-family: inherit;
}

.btn--primary {
  background: var(--purple);
  color: #fff;
  border-color: var(--purple);
}
.btn--primary:hover {
  background: var(--purple-light);
  border-color: var(--purple-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(82,33,230,0.4);
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-2);
}
.btn--outline:hover {
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.05);
  transform: translateY(-2px);
}

.btn--behance {
  background: #053eff;
  color: #fff;
  border-color: #053eff;
}
.btn--behance:hover {
  background: #1a52ff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(5,62,255,0.4);
}

.btn--dribbble {
  background: #ea4c89;
  color: #fff;
  border-color: #ea4c89;
}
.btn--dribbble:hover {
  background: #f06ba0;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(234,76,137,0.4);
}

/* ═══════════════════════════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════════════════════════ */
.testimonials { background: var(--bg); }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover {
  border-color: var(--border-2);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}

.testimonial-card__text {
  font-size: 0.9375rem;
  color: var(--text-2);
  line-height: 1.7;
  flex: 1;
  font-style: italic;
}

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

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--border-2);
}

.testimonial-card__name {
  font-size: 0.875rem;
  font-weight: 600;
}

.testimonial-card__role {
  font-size: 0.8125rem;
  color: var(--text-3);
  margin-top: 2px;
}

.testimonials__cta {
  text-align: center;
}

@media (max-width: 900px) {
  .testimonials__grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════════════════════ */
.contact { background: var(--bg-2); }

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  line-height: 1.1;
}

.contact__desc {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.7;
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9375rem;
  padding: 14px 18px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-3);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(82,33,230,0.15);
  background: var(--bg-card-2);
}

.contact__form .btn {
  border-radius: var(--radius-sm);
  padding: 14px 28px;
  font-size: 0.9375rem;
  align-self: flex-start;
}

.form-success, .form-error {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-top: 4px;
}
.form-success {
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.2);
  color: #86efac;
}
.form-error {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  color: #fca5a5;
}

@media (max-width: 768px) {
  .contact__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* ═══════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 48px 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer__logo img {
  height: 28px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.5;
  transition: opacity var(--transition);
}
.footer__logo:hover img { opacity: 0.8; }

.footer__nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.footer__nav a {
  font-size: 0.8125rem;
  color: var(--text-3);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.footer__nav a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.05);
}

.footer__copy {
  font-size: 0.8125rem;
  color: var(--text-3);
}

@media (max-width: 768px) {
  .footer__inner { flex-direction: column; text-align: center; }
  .footer__nav { justify-content: center; }
}

/* ═══════════════════════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════════════════════ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s cubic-bezier(0.4,0,0.2,1), transform 0.65s cubic-bezier(0.4,0,0.2,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════ */

/* Tablet — ≤ 900px */
@media (max-width: 900px) {
  .hero__inner {
    gap: 48px;
  }
  .hero__photo {
    width: 260px;
  }
}

/* Medium — ≤ 900px: experience goes 2-col */
@media (max-width: 900px) {
  .exp__list {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
  }
}

/* Tablet / large mobile — ≤ 768px */
@media (max-width: 768px) {
  /* Solid nav background so logo & toggle are always visible */
  .nav {
    background: rgba(10,10,15,0.98);
  }
  /* Hero: stack photo above content */
  .hero__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 36px;
    padding-top: 48px;
    padding-bottom: 64px;
  }
  .hero__photo {
    width: 200px;
  }
  .hero__tag {
    margin-left: auto;
    margin-right: auto;
  }
  .hero__heading {
    max-width: 100%;
  }
  .hero__bio {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
  .hero__socials {
    flex-wrap: wrap;
    justify-content: center;
  }

  /* Sections */
  .section {
    padding: 64px 0;
  }
  .section__header {
    margin-bottom: 40px;
  }

  /* Experience */
  .exp__list {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Social section */
  .social__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .social__btns {
    width: 100%;
  }
  .social__btns .btn {
    flex: 1;
    justify-content: center;
  }
}

/* Mobile — ≤ 560px */
@media (max-width: 560px) {
  .hero__photo {
    width: 160px;
  }

  .section {
    padding: 48px 0;
  }
  .section__header {
    margin-bottom: 32px;
  }

  .exp__num {
    font-size: 4rem;
    margin-bottom: 12px;
  }

  .hero__social-link {
    font-size: 0.8rem;
    padding: 8px 14px;
  }

  .skills__tools {
    gap: 20px;
  }
  .skills__tools img {
    height: 24px;
  }

  .btn {
    font-size: 0.8125rem;
    padding: 10px 18px;
  }

  .approach__step-text {
    font-size: 1.125rem;
  }

  .contact__title {
    font-size: 1.75rem;
  }
}

/* ═══════════════════════════════════════════════════════════
   SCROLLBAR
═══════════════════════════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ═══════════════════════════════════════════════════════════
   SELECTION
═══════════════════════════════════════════════════════════ */
::selection { background: rgba(82,33,230,0.35); color: #fff; }

/* ═══════════════════════════════════════════════════════════
   PROGRESS BAR
═══════════════════════════════════════════════════════════ */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 8px;
  background: linear-gradient(90deg, #3cefb0 0%, #5221e6 60%, #a855f7 100%);
  z-index: 9999;
  transition: width 0.1s linear;
  border-radius: 0 4px 4px 0;
}

[hidden] { display: none !important; }