/* ==========================================================================
   Bill Zhao — Personal Website
   Matches the original iambillzhao.com template:
   Poppins · light theme · charcoal pill buttons · UW-purple icons · olive-gold accents
   ========================================================================== */
:root {
  --bg: #ffffff;
  --bg-alt: #f9f9f9;
  --ink: #2b2b2b;          /* headings + buttons */
  --text: #333333;         /* body text */
  --muted: #757575;        /* secondary text */
  --line: #e8e8e8;
  --surface: #ffffff;      /* cards */
  --gold: #757557;         /* accent links (olive gold) */
  --gold-dark: #5f5f45;
  --purple: #4b2e83;       /* skill icons — UW purple */
  --hero-text: #f0f0f0;

  --radius: 14px;
  --radius-pill: 50px;
  --shadow-sm: 0 8px 24px rgba(30, 30, 40, 0.08);
  --shadow-md: 0 18px 45px rgba(30, 30, 40, 0.14);

  --font: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --container: 1140px;
  --nav-h: 74px;
  --banner-h: clamp(120px, 23vw, 340px);
}

/* ==========================================================================
   Dark theme
   ========================================================================== */
[data-theme="dark"] {
  --bg: #0f131c;
  --bg-alt: #141a26;
  --surface: #181f2d;
  --ink: #f2f5fa;
  --text: #ccd3df;
  --muted: #8f9bb0;
  --line: #2a3242;
  --gold: #c7b671;
  --gold-dark: #ded093;
  --purple: #a78bfa;
  --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 18px 45px rgba(0, 0, 0, 0.55);
}

[data-theme="dark"] .nav.is-scrolled {
  background: rgba(14, 18, 27, 0.9);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .footer {
  background: #0a0e16;
}

[data-theme="dark"] .work__card {
  background: #222836;
}

[data-theme="dark"] .topbanner {
  background: linear-gradient(135deg, #1b2231, #10151e);
}

[data-theme="dark"] .bubble--purple {
  color: #b8a6f6;
  background: rgba(120, 95, 210, 0.18);
  border-color: rgba(150, 130, 235, 0.34);
}
[data-theme="dark"] .bubble--blue {
  color: #8aa2ff;
  background: rgba(70, 110, 255, 0.18);
  border-color: rgba(110, 145, 255, 0.34);
}
[data-theme="dark"] .bubble--amber {
  color: #e6b45e;
  background: rgba(220, 150, 30, 0.18);
  border-color: rgba(230, 175, 80, 0.34);
}
[data-theme="dark"] .bubble--teal {
  color: #4dd4b0;
  background: rgba(20, 170, 130, 0.18);
  border-color: rgba(70, 200, 165, 0.34);
}
[data-theme="dark"] .bubble--rose {
  color: #ff8fb2;
  background: rgba(230, 70, 120, 0.18);
  border-color: rgba(255, 140, 175, 0.34);
}
[data-theme="dark"] .bubble--indigo {
  color: #9db0f8;
  background: rgba(70, 90, 210, 0.18);
  border-color: rgba(120, 140, 240, 0.34);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color 0.4s ease, color 0.4s ease;
}

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

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

ul {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.2;
}

strong {
  font-weight: 600;
  color: var(--ink);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.link-gold {
  color: var(--gold);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.link-gold:hover {
  color: var(--gold-dark);
  border-bottom-color: var(--gold);
}

/* ==========================================================================
   Buttons — charcoal pills
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius-pill);
  font-family: var(--font);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.btn--dark {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 10px 26px rgba(43, 43, 43, 0.22);
}

.btn--dark:hover {
  transform: translateY(-2px);
  background: #000;
  box-shadow: 0 16px 34px rgba(43, 43, 43, 0.3);
}

.btn--hero {
  background: rgba(0, 0, 0, 0.72);
  color: var(--hero-text);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 0.82rem;
  font-weight: 500;
  border-color: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(2px);
}

.btn--hero:hover {
  transform: translateY(-2px);
  background: #000;
  border-color: #fff;
}

/* ==========================================================================
   Top rotating banner
   ========================================================================== */
.topbanner {
  position: relative;
  width: 100%;
  height: var(--banner-h);
  overflow: hidden;
  background: linear-gradient(135deg, #eef1f4, #e4e7ea);
}

.topbanner__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.topbanner__slide.is-active {
  opacity: 1;
}

.topbanner__slide--1 {
  background-image: url("../images/banner-1.svg");
}
.topbanner__slide--2 {
  background-image: url("../images/banner-2.svg");
}
.topbanner__slide--3 {
  background-image: url("../images/banner-3.svg");
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav {
  position: fixed;
  top: calc(-1 * (var(--nav-h) + 16px));
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: top 0.45s ease, opacity 0.35s ease, visibility 0.45s,
    background 0.3s ease, box-shadow 0.3s ease;
}

.nav.nav--revealed {
  top: 0;
  opacity: 1;
  visibility: visible;
}

.nav.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
}

.nav__brand {
  margin-right: auto;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
  transition: color 0.3s ease;
}

.nav.is-scrolled .nav__brand {
  color: var(--ink);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav__link {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  transition: color 0.2s ease;
}

.nav.is-scrolled .nav__link {
  color: var(--text);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.25s ease;
}

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

.nav__link:hover,
.nav__link.is-active {
  color: #fff;
}

.nav.is-scrolled .nav__link:hover,
.nav.is-scrolled .nav__link.is-active {
  color: var(--ink);
}

.nav__resume {
  padding: 9px 22px;
  border-radius: var(--radius-pill);
  border: 2px solid rgba(255, 255, 255, 0.5);
  font-size: 0.88rem;
  font-weight: 500;
  color: #fff;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.nav__resume:hover {
  transform: translateY(-1px);
  background: #fff;
  color: var(--ink);
  border-color: #fff;
}

.nav.is-scrolled .nav__resume {
  border-color: var(--ink);
  color: var(--ink);
}

.nav.is-scrolled .nav__resume:hover {
  background: var(--ink);
  color: #fff;
}

.nav__theme {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: #fff;
  cursor: pointer;
  transition: color 0.3s ease, background 0.2s ease;
}

.nav__theme:hover {
  background: rgba(255, 255, 255, 0.16);
}

.nav.is-scrolled .nav__theme {
  color: var(--ink);
}

.nav.is-scrolled .nav__theme:hover {
  background: rgba(128, 128, 128, 0.16);
}

.nav__theme-icon {
  width: 21px;
  height: 21px;
}

.nav__theme-sun {
  display: none;
}

[data-theme="dark"] .nav__theme-moon {
  display: none;
}

[data-theme="dark"] .nav__theme-sun {
  display: block;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav__toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
}

.nav.is-scrolled .nav__toggle span {
  background: var(--ink);
}

.nav__toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav__toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: right;
  color: var(--hero-text);
  background: #1a1a1a url("../images/home.jpg") center / cover no-repeat;
  background-attachment: fixed;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0) 62%, rgba(0, 0, 0, 0.16) 100%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  padding-block: 120px 90px;
}

.hero__content {
  max-width: 470px;
  margin-left: auto;
}

.hero__title {
  font-size: clamp(2rem, 4.2vw, 2.6rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.45), 0 4px 26px rgba(0, 0, 0, 0.4);
}

.hero__lead {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 400;
  line-height: 1.7;
  margin-bottom: 22px;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 2px 16px rgba(0, 0, 0, 0.42);
}

.hero__lead strong {
  color: #fff;
  font-weight: 600;
}

.hero__link {
  color: #fff;
  font-weight: 600;
  border-bottom: 2px solid var(--gold);
  transition: color 0.2s ease;
}

.hero__link:hover {
  color: var(--gold);
}

.hero__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-weight: 600;
  vertical-align: baseline;
}

.hero__brand-text {
  border-bottom: 2px solid var(--gold);
  transition: color 0.2s ease;
}

.hero__brand:hover .hero__brand-text {
  color: var(--gold);
}

.hero__logo {
  width: 1.15em;
  height: 1.15em;
  flex: none;
  opacity: 0.55;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.hero__brand:hover .hero__logo {
  opacity: 1;
  transform: translateY(-1px);
}

.hero__resume {
  margin-bottom: 40px;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.5);
}

.hero__resume a {
  color: #e7dfa8;
  font-weight: 500;
  border-bottom: 1px solid rgba(231, 223, 168, 0.5);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.hero__resume a:hover {
  color: #fff;
  border-bottom-color: #fff;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: flex-end;
}

.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.hero__scroll-mouse {
  display: block;
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255, 255, 255, 0.6);
  border-radius: 14px;
  position: relative;
}

.hero__scroll-mouse::after {
  content: "";
  position: absolute;
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 7px;
  border-radius: 2px;
  background: #fff;
  animation: scrollWheel 1.8s infinite;
}

@keyframes scrollWheel {
  0% { opacity: 0; transform: translate(-50%, 0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 12px); }
}

/* ==========================================================================
   Sections (shared)
   ========================================================================== */
.section {
  padding-block: clamp(70px, 10vw, 120px);
}

.section--alt {
  background: var(--bg-alt);
}

.section__head {
  margin-bottom: 56px;
}

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

.section__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.section__sub {
  margin-top: 10px;
  color: var(--muted);
  font-size: 1.05rem;
}

/* ==========================================================================
   Skills
   ========================================================================== */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 18px;
}

.skill {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 30px 18px 26px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.skill:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--purple) 40%, var(--line));
}

.skill__icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-bottom: 18px;
  border-radius: 16px;
  color: var(--purple);
  background: color-mix(in srgb, var(--purple) 12%, transparent);
  transition: background 0.35s ease, color 0.35s ease, transform 0.35s ease;
}

.skill:hover .skill__icon {
  color: #fff;
  background: var(--purple);
  transform: scale(1.06) rotate(-3deg);
}

.skill__icon svg {
  width: 30px;
  height: 30px;
}

.skill__title {
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.skill__text {
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--muted);
}

@media (max-width: 1180px) {
  .skills__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
  .skill {
    padding: 36px 28px 30px;
  }
  .skill__icon {
    width: 66px;
    height: 66px;
    margin-bottom: 22px;
    border-radius: 18px;
  }
  .skill__icon svg {
    width: 34px;
    height: 34px;
  }
  .skill__title {
    font-size: 1.22rem;
  }
  .skill__text {
    font-size: 0.95rem;
  }
}

@media (max-width: 640px) {
  .skills__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 420px) {
  .skills__grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Interests & Hobbies — bubbling word cloud
   ========================================================================== */
.bubbles {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 16px 20px;
  max-width: 820px;
  margin-inline: auto;
}

.bubble {
  display: inline-block;
  animation: bubbleFloat var(--d, 4s) ease-in-out var(--delay, 0s) infinite;
  will-change: transform;
}

.bubble:hover {
  animation-play-state: paused;
}

@keyframes bubbleFloat {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-13px) rotate(var(--tilt, 0deg));
  }
}

.bubble__inner {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.7em 1.2em;
  border-radius: 999px;
  font-size: var(--fs, 1rem);
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.bubble:hover .bubble__inner {
  transform: scale(1.09);
  box-shadow: var(--shadow-md);
}

.bubble__icon {
  width: 1.15em;
  height: 1.15em;
  flex: none;
}

.bubble--purple {
  color: #4b2e83;
  background: rgba(75, 46, 131, 0.1);
  border-color: rgba(75, 46, 131, 0.22);
}
.bubble--blue {
  color: #2f55f4;
  background: rgba(47, 85, 244, 0.1);
  border-color: rgba(47, 85, 244, 0.22);
}
.bubble--amber {
  color: #b3720a;
  background: rgba(216, 140, 0, 0.12);
  border-color: rgba(216, 140, 0, 0.26);
}
.bubble--teal {
  color: #0f8a6a;
  background: rgba(15, 138, 106, 0.1);
  border-color: rgba(15, 138, 106, 0.22);
}
.bubble--rose {
  color: #d6336c;
  background: rgba(214, 51, 108, 0.1);
  border-color: rgba(214, 51, 108, 0.22);
}
.bubble--indigo {
  color: #3b46c4;
  background: rgba(59, 70, 196, 0.1);
  border-color: rgba(59, 70, 196, 0.22);
}

/* ==========================================================================
   About
   ========================================================================== */
.about__inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}

.about__aside {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
  align-self: start;
}

.about__aside .about__cta {
  margin-top: 22px;
}

.about__hobbies {
  margin-top: 28px;
}

.bubbles--inline {
  max-width: none;
  margin: 12px 0 0;
  justify-content: flex-start;
  gap: 12px;
}

.about__photo img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  transition: transform 0.4s ease;
}

.about__photo img:hover {
  transform: translateY(-4px);
}

.about__tagline {
  color: var(--gold);
  font-weight: 500;
  margin: 8px 0 22px;
}

.about__body p {
  color: var(--text);
  margin-bottom: 16px;
}

.about__cta {
  font-size: 1.05rem;
}

.about__social {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.about__social a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: var(--gold);
  border: 1.5px solid rgba(117, 117, 87, 0.4);
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.about__social a:hover {
  transform: translateY(-3px);
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}

.about__social svg {
  width: 20px;
  height: 20px;
}

.about__member {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 0.72rem;
  color: var(--muted);
}

.about__member-label {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.68rem;
  font-weight: 600;
}

.about__member a {
  color: var(--ink);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.about__member a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.about__member-dot {
  color: var(--line);
}

/* ==========================================================================
   About — "Currently" list
   ========================================================================== */
.about__now {
  margin: 4px 0 22px;
}

.about__now-label {
  display: inline-block;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold);
}

.about__now-list {
  display: grid;
  gap: 9px;
}

.about__now-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.95rem;
  color: var(--muted);
}

.about__now-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

.about__now-list strong {
  color: var(--ink);
  font-weight: 600;
}

/* ==========================================================================
   Work / Projects
   ========================================================================== */
.work__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.work__card {
  position: relative;
  display: block;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 16 / 10;
  background: #ddd;
}

.work__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.work__card:hover img {
  transform: scale(1.06);
}

.work__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
  color: #fff;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 30%, rgba(0, 0, 0, 0.82));
  opacity: 0;
  transition: opacity 0.35s ease;
}

.work__card:hover .work__overlay,
.work__card:focus-visible .work__overlay {
  opacity: 1;
}

.work__title {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 8px;
  transform: translateY(10px);
  transition: transform 0.35s ease;
}

.work__desc {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  font-weight: 300;
  transform: translateY(10px);
  transition: transform 0.35s ease 0.05s;
}

.work__card:hover .work__title,
.work__card:hover .work__desc {
  transform: translateY(0);
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact__info-col {
  align-self: center;
}

.contact__form-col {
  display: flex;
  flex-direction: column;
}

.contact__form-col .section__head {
  margin-bottom: 24px;
}

.contact__embed {
  min-width: 0;
}

.contact__embed-frame {
  display: block;
  width: 100%;
  height: 500px;
  border: 0;
  background: #fff;
}

.contact__form {
  margin-top: 6px;
}

.contact__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.field {
  margin-bottom: 26px;
}

.field input,
.field textarea {
  width: 100%;
  font-family: var(--font);
  font-size: 1rem;
  color: var(--ink);
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--line);
  padding: 12px 2px;
  transition: border-color 0.25s ease;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--muted);
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--purple);
}

.contact__form .btn--dark {
  float: right;
}

.contact__note {
  clear: both;
  padding-top: 14px;
  font-size: 0.92rem;
  color: var(--purple);
  font-weight: 500;
  min-height: 1.2em;
}

.contact__info-text {
  color: var(--muted);
  margin: 14px 0 26px;
}

.contact__email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 26px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.contact__email svg {
  width: 22px;
  height: 22px;
  color: var(--gold);
}

.contact__email:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.contact__social {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.contact__social a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: var(--gold);
  border: 1.5px solid rgba(117, 117, 87, 0.4);
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.contact__social a:hover {
  transform: translateY(-3px);
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}

.contact__social svg {
  width: 20px;
  height: 20px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--ink);
  padding-block: 44px;
  color: rgba(255, 255, 255, 0.7);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer__social {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 10px;
}

.footer__social a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.82);
  border: 1.5px solid rgba(255, 255, 255, 0.22);
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.footer__social a:hover {
  transform: translateY(-3px);
  background: #fff;
  color: var(--ink);
  border-color: #fff;
}

.footer__social svg {
  width: 20px;
  height: 20px;
}

.footer__copy {
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.78);
}

.footer__made {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer__heart {
  color: currentColor;
}

.footer__tech {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
  max-width: 620px;
  line-height: 1.7;
}

.footer__tech a {
  color: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.footer__tech a:hover {
  color: #fff;
  border-bottom-color: #fff;
}

.footer__contact {
  margin-top: 6px;
  font-size: 0.95rem;
  font-weight: 500;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.45);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.footer__contact:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 960px) {
  .about__inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .about__aside {
    position: static;
    max-width: 420px;
    margin-inline: auto;
    justify-self: center;
    text-align: center;
  }
  .about__aside .about__social,
  .about__aside .about__member {
    justify-content: center;
  }
  .about__photo {
    max-width: 360px;
    margin-inline: auto;
  }
  .contact__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .contact__embed {
    flex: none;
  }
  .contact__embed-frame {
    height: 700px;
  }
}

@media (max-width: 1024px) {
  .hero {
    background-attachment: scroll;
    background-position: center;
    text-align: left;
  }
  .hero__inner {
    max-width: 100%;
  }
  .hero__content {
    margin-inline: 0;
  }
  .hero__actions {
    justify-content: flex-start;
  }
  .hero__overlay {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.32) 0%, rgba(0, 0, 0, 0.48) 100%);
  }
}

@media (max-width: 760px) {
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px 24px 24px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-140%);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  }
  [data-theme="dark"] .nav__links {
    background: rgba(16, 21, 31, 0.98);
  }
  .nav__links.is-open {
    transform: translateY(0);
  }
  .nav__link {
    padding: 14px 0;
    color: var(--text);
    border-bottom: 1px solid var(--line);
  }
  .nav__link::after {
    display: none;
  }
  .nav__resume {
    margin-top: 14px;
    text-align: center;
    color: var(--ink);
    border-color: var(--ink);
  }
  .nav__toggle {
    display: flex;
  }
  /* Keep hamburger visible on the photo before scroll */
  .nav__toggle span {
    background: #fff;
  }
  .nav.is-scrolled .nav__toggle span {
    background: var(--ink);
  }

  .work__grid {
    grid-template-columns: 1fr;
  }
  .work__card {
    aspect-ratio: auto;
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border: 1px solid var(--line);
  }
  .work__card img {
    position: static;
    height: 200px;
  }
  .work__overlay {
    position: static;
    opacity: 1;
    padding: 20px 22px 24px;
    background: none;
  }
  .work__title {
    color: var(--ink);
    font-size: 1.25rem;
    transform: none;
  }
  .work__desc {
    color: var(--text);
    transform: none;
  }
  .contact__row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding-inline: 18px;
  }
  .hero__actions .btn {
    flex: 1 1 auto;
  }
  .contact__form .btn--dark {
    float: none;
    width: 100%;
  }
}

/* ==========================================================================
   Accessibility — reduced motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .hero {
    background-attachment: scroll;
  }
}