/* ═════════════════════════════════════
   layout.css  —  Page layout & sections
   ═════════════════════════════════════ */

/* ── NAV ── */
.nav {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-12);
  background: rgba(10, 10, 15, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-2);
}

.nav__logo {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.nav__logo span { color: var(--color-accent); }

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav__links a {
  color: var(--color-muted);
  font-size: var(--text-sm);
  transition: color var(--duration-fast) var(--ease-out);
}
.nav__links a:hover,
.nav__links a.is-active { color: var(--color-text); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
  z-index: 210;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--duration-base) var(--ease-out),
              opacity  var(--duration-base) var(--ease-out);
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.97);
  backdrop-filter: blur(20px);
  z-index: 205;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu__close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  background: rgba(255,255,255,0.08);
  border: none;
  color: var(--color-text);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}
.mobile-menu__nav a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-snug);
  color: var(--color-text);
  transition: color var(--duration-fast);
}
.mobile-menu__nav a:hover { color: var(--color-accent-2); }
.mobile-menu__cta {
  background: var(--color-accent) !important;
  color: #fff !important;
  padding: 0.75rem 2.5rem;
  border-radius: var(--radius-pill);
  font-size: 1.1rem !important;
}

/* ── HERO ── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  display: flex;
  align-items: center;
}
.hero__inner {
  padding-block: var(--space-32) var(--space-16);
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(124,106,255,0.12);
  border: 1px solid rgba(124,106,255,0.3);
  border-radius: var(--radius-pill);
  padding: 0.35rem 1rem;
  font-size: var(--text-sm);
  color: var(--color-accent-2);
  margin-bottom: var(--space-6);
}
.hero__title {
  font-size: var(--text-hero);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}
.hero__role {
  display: block;
  font-size: var(--text-role);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-snug);
  margin-top: 0.35rem;
}
.hero__subtitle {
  font-size: var(--text-lg);
  max-width: 560px;
  margin-bottom: var(--space-10);
}
.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.hero__scroll {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-24);
  color: var(--color-muted);
  font-size: var(--text-sm);
}
.scroll-line {
  width: 40px;
  height: 1px;
  background: var(--color-muted);
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: center;
}
.avatar {
  aspect-ratio: 1;
  border-radius: var(--radius-2xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 0 8px rgba(124,106,255,0.08);
}
.avatar__photo { width: 100%; height: 100%; object-fit: cover; }
.avatar__initials { font-size: 5rem; font-weight: var(--weight-black); }
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
}
.stat-card__num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: var(--weight-black);
  color: var(--color-accent-2);
  line-height: 1;
}
.stat-card__lbl {
  font-size: var(--text-xs);
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-top: 0.3rem;
}
.about__bio p { margin-bottom: var(--space-4); }

/* ── SKILLS ── */
.skills-filter {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}
.skills-filter__btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border-2);
  color: var(--color-muted);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  transition: all var(--duration-base) var(--ease-out);
}
.skills-filter__btn:hover,
.skills-filter__btn.is-active {
  background: rgba(124,106,255,0.15);
  border-color: rgba(124,106,255,0.4);
  color: var(--color-accent-2);
}
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-4);
}
.skill-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: border-color var(--duration-base), transform var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-glow-1);
  opacity: 0;
  transition: opacity var(--duration-slow);
}
.skill-card:hover { border-color: rgba(124,106,255,0.35); transform: translateY(-3px); }
.skill-card:hover::before { opacity: 1; }
.skill-card__icon   { font-size: 1.8rem; display: block; margin-bottom: 0.75rem; }
.skill-card__name   { font-family: var(--font-display); font-size: 0.95rem; font-weight: var(--weight-bold); color: var(--color-text); margin-bottom: 0.4rem; }
.skill-card__level  { font-size: var(--text-xs); color: var(--color-muted); text-transform: uppercase; letter-spacing: var(--tracking-wide); margin-bottom: 0.75rem; }
.skill-card__bar    { height: 3px; background: rgba(255,255,255,0.07); border-radius: 100px; overflow: hidden; }
.skill-card__fill   { height: 100%; border-radius: 100px; background: linear-gradient(90deg, var(--color-accent), var(--color-accent-3)); width: 0; transition: width 1s var(--ease-out) 0.2s; }

/* Hidden / filtered out */
.skill-card.is-hidden {
  opacity: 0.2;
  transform: scale(0.96);
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}

/* ── PROJECTS ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}
.project-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--duration-base) var(--ease-out), border-color var(--duration-base);
}
.project-card:hover { transform: translateY(-4px); border-color: rgba(124,106,255,0.35); }
.project-card__thumb {
  height: 180px;
  background: var(--color-bg-3);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-card__thumb-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,106,255,0.15), rgba(56,189,248,0.08));
}
.project-card__icon {
  font-size: 3.5rem;
  opacity: 0.6;
  position: relative;
  z-index: 1;
}
.project-card__badge {
  position: absolute;
  bottom: 8px;
  font-size: var(--text-xs);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background: rgba(0,0,0,0.55);
  color: #fff;
  z-index: 4;
}
.project-card__badge--photos { right: 8px; }
.project-card__badge--pdfs   { left: 8px; }
.project-card__body   { padding: var(--space-5); }
.project-card__tags   { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.project-card__name   { font-family: var(--font-display); font-size: 1.1rem; font-weight: var(--weight-bold); color: var(--color-text); margin-bottom: 0.4rem; }
.project-card__desc   { color: var(--color-muted); font-size: 0.88rem; line-height: var(--leading-normal); margin-bottom: var(--space-4); }
.project-card__actions { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.project-card__soon   { font-size: var(--text-sm); color: var(--color-muted); opacity: 0.5; }
.project-tag {
  background: rgba(56,189,248,0.1);
  border: 1px solid rgba(56,189,248,0.2);
  color: var(--color-accent-3);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
}

/* ── TIMELINE ── */
.timeline {
  position: relative;
  padding-left: var(--space-8);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--color-accent), transparent);
}
.timeline__item {
  position: relative;
  margin-bottom: var(--space-10);
}
.timeline__item::before {
  content: '';
  position: absolute;
  left: calc(-2rem - 4px);
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg);
  box-shadow: var(--shadow-glow);
}
.timeline__period  { font-size: var(--text-xs);   color: var(--color-accent); font-weight: var(--weight-medium); letter-spacing: var(--tracking-wide); text-transform: uppercase; margin-bottom: 0.3rem; }
.timeline__role    { font-family: var(--font-display); font-size: 1.1rem; font-weight: var(--weight-bold);    color: var(--color-text); margin-bottom: 0.15rem; }
.timeline__company { color: var(--color-muted); font-size: 0.88rem; font-weight: var(--weight-light); margin-bottom: 0.5rem; }
.timeline__desc    { color: var(--color-muted); font-size: 0.9rem;  line-height: var(--leading-normal); }

/* ── CONTACT ── */
.contact-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.contact-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  pointer-events: none;
}
.contact-box > * { position: relative; z-index: 1; }
.contact-box__title { font-size: var(--text-3xl); margin-bottom: 0.75rem; }
.contact-box__sub   { color: var(--color-muted); max-width: 480px; margin: 0 auto var(--space-8); }
.contact-links {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-8);
}
.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-muted);
  font-size: 0.88rem;
  background: var(--color-bg-3);
  border: 1px solid var(--color-border-2);
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-pill);
  transition: border-color var(--duration-fast), color var(--duration-fast);
}
.contact-link:hover { border-color: var(--color-accent); color: var(--color-accent-2); }

/* ── FOOTER ── */
.footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-8) var(--space-12);
  color: var(--color-muted);
  font-size: var(--text-sm);
  border-top: 1px solid var(--color-border-2);
}

/* ── LIGHTBOX ── */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox[hidden] { display: none; }
.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-lg);
  object-fit: contain;
  transition: opacity var(--duration-base);
}
.lightbox__close,
.lightbox__prev,
.lightbox__next {
  position: fixed;
  background: rgba(255,255,255,0.12);
  border: none;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-fast);
  z-index: 1001;
}
.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover { background: rgba(255,255,255,0.25); }
.lightbox__close { top: 1.25rem; right: 1.5rem; width: 40px; height: 40px; font-size: 1rem; }
.lightbox__prev,
.lightbox__next  { top: 50%; transform: translateY(-50%); width: 48px; height: 48px; font-size: 1.6rem; }
.lightbox__prev  { left: 1rem; }
.lightbox__next  { right: 1rem; }
.lightbox__counter { position: fixed; bottom: 1.25rem; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,0.6); font-size: var(--text-sm); z-index: 1001; }
.lightbox__dots {
  position: fixed;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 1001;
}
.lightbox__dots span {
  width: 7px; height: 7px; border-radius: 50%;
  background: rgba(255,255,255,0.35);
  cursor: pointer;
  transition: background var(--duration-fast);
}
.lightbox__dots span.is-active { background: #fff; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav { padding: var(--space-4) var(--space-5); }
  .nav__links { display: none; }
  .hamburger { display: flex; }
  .section { padding-inline: var(--space-5); }
  .container { padding-inline: var(--space-5); }
  .hero__inner { padding-inline: var(--space-5); }
  .about-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .contact-box { padding: var(--space-8) var(--space-5); }
  .footer { padding-inline: var(--space-5); }
}

/* ── PROJECT MODAL ── */
.pmodal {
  position: fixed;
  inset: 0;
  z-index: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}
.pmodal[hidden] { display: none; }

.pmodal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
}

.pmodal__panel {
  position: relative;
  z-index: 1;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: 860px;
  max-height: 90vh;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--color-surface-2) transparent;
  animation: modalIn 0.3s var(--ease-spring) both;
}
.pmodal__panel::-webkit-scrollbar { width: 4px; }
.pmodal__panel::-webkit-scrollbar-thumb { background: var(--color-surface-2); border-radius: 4px; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(16px); }
  to   { opacity: 1; transform: scale(1)    translateY(0); }
}

.pmodal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 10;
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--color-border-2);
  color: var(--color-text);
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background var(--duration-fast);
}
.pmodal__close:hover { background: rgba(255,255,255,0.15); }

/* Gallery strip */
.pmodal__gallery {
  width: 100%;
  position: relative;
  background: var(--color-bg-3);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
  overflow: hidden;
}
.pmodal__gallery--empty {
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pmodal__gallery-main {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
  transition: transform 0.4s var(--ease-out);
}
.pmodal__gallery-bg {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(124,106,255,0.15), rgba(56,189,248,0.08));
}
.pmodal__gallery-icon { font-size: 5rem; opacity: 0.5; }
.pmodal__gallery-nav {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  border: none;
  color: #fff;
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: background var(--duration-fast);
  z-index: 5;
}
.pmodal__gallery-nav:hover { background: rgba(0,0,0,0.8); }
.pmodal__gallery-nav--prev { left: var(--space-3); }
.pmodal__gallery-nav--next { right: var(--space-3); }
.pmodal__gallery-counter {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-4);
  background: rgba(0,0,0,0.6);
  color: rgba(255,255,255,0.85);
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
}
/* Thumbnails strip */
.pmodal__thumbs {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--color-bg-3);
  overflow-x: auto;
  scrollbar-width: none;
}
.pmodal__thumbs::-webkit-scrollbar { display: none; }
.pmodal__thumb {
  flex-shrink: 0;
  width: 72px; height: 50px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  cursor: pointer;
  opacity: 0.55;
  border: 2px solid transparent;
  transition: opacity var(--duration-fast), border-color var(--duration-fast);
}
.pmodal__thumb.is-active, .pmodal__thumb:hover { opacity: 1; border-color: var(--color-accent); }

/* Content area */
.pmodal__content { padding: var(--space-8) var(--space-8) var(--space-10); }

.pmodal__icon-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}
.pmodal__icon { font-size: 2.5rem; flex-shrink: 0; }
.pmodal__tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.pmodal__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: var(--weight-black);
  letter-spacing: var(--tracking-snug);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  line-height: 1.15;
}
.pmodal__desc {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: var(--leading-loose);
  max-width: 640px;
  margin-bottom: var(--space-6);
}
.pmodal__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.pmodal__pdfs {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.pmodal__pdf-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
  transition: border-color var(--duration-fast), background var(--duration-fast);
}
.pmodal__pdf-item:hover { border-color: var(--color-accent-3); background: rgba(56,189,248,0.05); }
.pmodal__pdf-item__icon { font-size: 1.6rem; flex-shrink: 0; }
.pmodal__pdf-item__info { flex: 1; min-width: 0; }
.pmodal__pdf-item__name { font-weight: var(--weight-medium); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pmodal__pdf-item__sub  { font-size: var(--text-xs); color: var(--color-muted); margin-top: 2px; }
.pmodal__pdf-item__dl   { color: var(--color-accent-3); font-size: var(--text-sm); flex-shrink: 0; }

/* Card hover hint */
.project-card {
  cursor: pointer;
}
.project-card__hover-hint {
  position: absolute;
  inset: 0;
  background: rgba(124,106,255,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  opacity: 0;
  transition: opacity var(--duration-base);
  z-index: 3;
  border-radius: 0;
}
.project-card:hover .project-card__hover-hint { opacity: 1; }
.project-card__view-btn { pointer-events: none; }

@media (max-width: 600px) {
  .pmodal__content { padding: var(--space-5); }
  .pmodal__panel { border-radius: var(--radius-xl); }
}

/* ── VIDEO section in project modal ── */
.pmodal__videos {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}
.pmodal__video-wrap {
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-2);
}
.pmodal__video-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-muted);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-2);
}
.pmodal__video {
  width: 100%;
  max-height: 480px;
  display: block;
  background: #000;
  outline: none;
}
.pmodal__video:focus { outline: 2px solid var(--color-accent); }