/* ============================================
   Subodh Bhuvad — Portfolio
   Classic · Rich · Modern
   ============================================ */

:root {
  --color-bg: #0c0f14;
  --color-bg-elevated: #141a24;
  --color-bg-card: #1a2230;
  --color-surface: #f5f0e8;
  --color-cream: #e8e0d4;
  --color-gold: #c9a962;
  --color-gold-light: #dfc98a;
  --color-gold-dim: rgba(201, 169, 98, 0.15);
  --color-text: #e8e4dc;
  --color-text-muted: #9a958c;
  --color-text-dark: #1a1814;
  --color-border: rgba(201, 169, 98, 0.2);
  --color-border-subtle: rgba(255, 255, 255, 0.06);

  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Outfit", system-ui, sans-serif;

  --header-height: 72px;
  --container: min(1140px, 92vw);
  --radius: 4px;
  --radius-lg: 12px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

/* Grain overlay */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background: rgba(12, 15, 20, 0.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border-subtle);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-surface);
}

.nav__logo-dot {
  color: var(--color-gold);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-surface);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__link--cta {
  padding: 0.55rem 1.25rem;
  border: 1px solid var(--color-border);
  color: var(--color-gold-light) !important;
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta:hover {
  background: var(--color-gold-dim);
  border-color: var(--color-gold);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-surface);
  transition: var(--transition);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-gold) 0%, #a88b42 100%);
  color: var(--color-text-dark);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 169, 98, 0.3);
}

.btn--outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-surface);
}

.btn--outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-light);
}

.btn--full {
  width: 100%;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(201, 169, 98, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(30, 40, 60, 0.6) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-bg) 0%, #0a0d12 100%);
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-block: 4rem 6rem;
}

.hero__eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--color-surface);
  margin-bottom: 0.75rem;
}

.hero__title-accent {
  display: block;
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold-light);
}

.hero__subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.hero__location {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.hero__location svg {
  color: var(--color-gold);
  flex-shrink: 0;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.badge {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.45rem 1rem;
  border: 1px solid var(--color-border);
  color: var(--color-gold-light);
  background: var(--color-gold-dim);
  border-radius: var(--radius);
}

/* Hero image frame */
.hero__visual {
  display: flex;
  justify-content: center;
}

.hero__frame {
  position: relative;
  width: min(380px, 90%);
}

.hero__frame-inner {
  position: relative;
  z-index: 2;
  border: 1px solid var(--color-border);
  padding: 0.75rem;
  background: var(--color-bg-elevated);
}

.hero__img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  filter: contrast(1.02);
}

.hero__frame-accent {
  position: absolute;
  top: 1.5rem;
  right: -1.5rem;
  bottom: -1.5rem;
  left: 1.5rem;
  border: 1px solid var(--color-gold);
  opacity: 0.4;
  z-index: 1;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  animation: float 2.5s ease-in-out infinite;
}

.hero__scroll svg {
  color: var(--color-gold);
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================================
   Sections — shared
   ============================================ */
.section {
  padding: 7rem 0;
  position: relative;
}

.section__label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-surface);
}

.section__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold-light);
}

.section__header {
  margin-bottom: 3.5rem;
}

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

/* ============================================
   About
   ============================================ */
.about {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

.about__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: start;
}

.about__text p {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.about__text strong {
  color: var(--color-surface);
  font-weight: 500;
}

.about__stats {
  display: flex;
  gap: 3rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border-subtle);
}

.about__stat-num {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
}

.about__stat-suffix {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-gold);
}

.about__stat-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
}

.about__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-subtle);
  padding: 2.5rem;
}

.about__card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-surface);
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.about__focus-list li {
  display: flex;
  gap: 1.25rem;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

.about__focus-list li:last-child {
  border-bottom: none;
}

.about__focus-icon {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-gold);
  opacity: 0.6;
  flex-shrink: 0;
}

.about__focus-list strong {
  display: block;
  font-weight: 500;
  color: var(--color-surface);
  margin-bottom: 0.25rem;
}

.about__focus-list p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ============================================
   Skills
   ============================================ */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.skill-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-subtle);
  padding: 2.25rem 2rem;
  transition: border-color var(--transition), transform var(--transition);
}

.skill-card:hover {
  border-color: var(--color-border);
  transform: translateY(-4px);
}

.skill-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--color-gold);
}

.skill-card__icon svg {
  width: 32px;
  height: 32px;
}

.skill-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-surface);
  margin-bottom: 0.75rem;
}

.skill-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.cert-banner {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 2rem 2.5rem;
  background: linear-gradient(135deg, var(--color-gold-dim) 0%, transparent 60%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.cert-banner__icon {
  font-size: 2rem;
  color: var(--color-gold);
  flex-shrink: 0;
}

.cert-banner h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-surface);
  margin-bottom: 0.35rem;
}

.cert-banner p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ============================================
   Experience Timeline
   ============================================ */
.experience {
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border-subtle);
}

.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--color-gold), var(--color-border-subtle));
}

.timeline__item {
  position: relative;
  padding-bottom: 3rem;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: -2rem;
  top: 8px;
  width: 11px;
  height: 11px;
  margin-left: -5px;
  background: var(--color-bg-elevated);
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(201, 169, 98, 0.4);
}

.timeline__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-subtle);
  padding: 2rem 2.25rem;
  margin-left: 1.5rem;
  transition: border-color var(--transition);
}

.timeline__card:hover {
  border-color: var(--color-border);
}

.timeline__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.timeline__meta time {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.timeline__duration {
  font-size: 0.7rem;
  padding: 0.2rem 0.65rem;
  background: var(--color-gold-dim);
  color: var(--color-gold-light);
  border-radius: var(--radius);
  letter-spacing: 0.05em;
}

.timeline__card h3 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--color-surface);
  margin-bottom: 0.35rem;
}

.timeline__company {
  font-weight: 500;
  color: var(--color-cream);
  margin-bottom: 0.15rem;
}

.timeline__location {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.timeline__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ============================================
   Education
   ============================================ */
.edu-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2.5rem;
  align-items: start;
  max-width: 720px;
  margin-inline: auto;
  padding: 2.5rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-subtle);
  text-align: left;
}

.edu-card__year {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-gold);
  white-space: nowrap;
  padding-top: 0.25rem;
}

.edu-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-surface);
  margin-bottom: 0.35rem;
}

.edu-card__school {
  font-weight: 500;
  color: var(--color-cream);
  margin-bottom: 0.75rem;
}

.edu-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ============================================
   Contact
   ============================================ */
.contact {
  background:
    radial-gradient(ellipse 60% 50% at 0% 100%, rgba(201, 169, 98, 0.06) 0%, transparent 50%),
    var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
}

.contact__content {
  max-width: 560px;
  margin-inline: auto;
  text-align: center;
}

.contact__text {
  color: var(--color-text-muted);
  margin: 1rem auto 2rem;
  max-width: 480px;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__link {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-subtle);
  transition: border-color var(--transition), background var(--transition);
}

.contact__link:hover {
  border-color: var(--color-border);
  background: var(--color-bg-card);
}

.contact__link--static {
  cursor: default;
}

.contact__link-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-gold-dim);
  color: var(--color-gold);
  flex-shrink: 0;
}

.contact__link-icon svg {
  width: 20px;
  height: 20px;
}

.contact__link small {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.15rem;
}

.contact__link span:last-child {
  font-size: 0.95rem;
  color: var(--color-surface);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--color-border-subtle);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.footer__tagline {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-gold);
  opacity: 0.7;
}

/* ============================================
   Reveal animations
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal--delay { transition-delay: 0.15s; }
.reveal--delay-2 { transition-delay: 0.3s; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 992px) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero__location,
  .hero__actions,
  .hero__badges {
    justify-content: center;
  }

  .hero__location {
    display: inline-flex;
  }

  .hero__actions {
    display: flex;
  }

  .hero__visual {
    order: -1;
  }

  .hero__frame {
    width: min(300px, 75%);
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

  .about__stats {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
    background: rgba(12, 15, 20, 0.98);
    backdrop-filter: blur(20px);
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 999;
  }

  .nav__menu.open {
    transform: translateX(0);
  }

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

  .nav__toggle.open span:nth-child(2) {
    opacity: 0;
  }

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

  .section {
    padding: 5rem 0;
  }

  .edu-card {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    text-align: center;
  }

  .cert-banner {
    flex-direction: column;
    text-align: center;
  }

  .timeline__card {
    margin-left: 0.75rem;
    padding: 1.5rem;
  }

  .about__stats {
    gap: 1.5rem;
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}