/* === CSS Variables === */
:root {
  --header-height: 4.5rem;

  /* Light Theme (default) */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fc;
  --text-primary: #1a1a2e;
  --text-secondary: #555770;
  --accent: #ff6b00;
  --accent-hover: #e55d00;
  --border: rgba(0, 0, 0, 0.08);
  --card-bg: #ffffff;
  --card-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
  --gradient: linear-gradient(135deg, #ff6b00, #ee0979);
  --nav-bg: rgba(255, 255, 255, 0.85);
  --input-bg: #f5f5f7;
  --toggle-bg: #e8e8ed;

  /* Prompting (Light Mode) */
  --prompting-bg: #f4f6fb;
  --prompting-header-bg: #e2e7f0;
  --prompting-text: #1a1a2e;
  --prompting-border: rgba(0, 0, 0, 0.06);
  --prompting-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);

  /* Custom animation variables */
  --aos-duration: 0.8s;
  --aos-delay: 0s;
}

[data-theme="dark"] {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b5;
  --accent: #ff7b1a;
  --accent-hover: #ff9240;
  --border: rgba(255, 255, 255, 0.08);
  --card-bg: #1a1a26;
  --card-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  --gradient: linear-gradient(135deg, #ff7b1a, #ff2d7b);
  --nav-bg: rgba(10, 10, 15, 0.85);
  --input-bg: #1e1e2a;
  --toggle-bg: #2a2a38;

  /* Prompting (Dark Mode) */
  --prompting-bg: #0d1117;
  --prompting-header-bg: #161b22;
  --prompting-text: #c9d1d9;
  --prompting-border: rgba(255, 255, 255, 0.08);
  --prompting-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

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

html {
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.4s ease;
}

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

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

ul {
  list-style: none;
}

/* === Skip link === */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 9999;
  font-weight: 600;
  border-radius: 0 0 8px 0;
  transition: top 0.3s;
}
.skip-link:focus {
  top: 0;
}

/* === Container === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* === Section === */
.section {
  padding: 6rem 0;
}

.section__header {
  text-align: center;
  margin-bottom: 4rem;
}

.section__title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.section__title span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section__subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(255, 107, 0, 0.35);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(255, 107, 0, 0.5);
}

.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border);
}

.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* === Header === */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

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

.nav__logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav__logo-img {
  height: 3.5rem;
  width: auto;
  display: block;
  object-fit: contain;
  transition: filter 0.4s ease;
}

[data-theme="dark"] .nav__logo-img {
  filter: invert(1);
}

.nav__list {
  display: flex;
  gap: 2rem;
}

.nav__link {
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: width 0.3s ease;
}

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

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--toggle-bg);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  background: rgba(128, 128, 128, 0.15); /* abu‑abu transparan */
  transform: scale(1.1);                 /* membesar sedikit */
  color: inherit;                        /* ikon tetap berwarna temanya */
}

/* Ikon tema: matahari kuning, bulan slate */
.theme-toggle .ph-sun {
  color: #f59e0b;
}
.theme-toggle .ph-moon {
  color: #64748b;
}

[data-theme="dark"] .theme-toggle .ph-moon {
  color: #94a3b8;
}

.nav__menu {
  display: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--toggle-bg);
  border: none;
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--header-height);
  padding-bottom: 4rem;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: float 8s ease-in-out infinite;
}

.hero__blob--1 {
  width: 500px;
  height: 500px;
  background: var(--accent);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
}

.hero__blob--2 {
  width: 400px;
  height: 400px;
  background: #ee0979;
  bottom: -80px;
  left: -80px;
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.1); }
  66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero__container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2.5rem;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
  max-width: 700px;
  width: 100%;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  width: fit-content;
  box-shadow: var(--card-shadow);
  margin-top: 1.2rem; 
}

.badge__dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  background-color: #22c55e;
  border-radius: 50%;
  margin-right: 0.3rem;
  position: relative;
  
  /* Animasi denyut inti + riak 1 */
  animation: water-drop 1.4s ease-out infinite;
}

/* Riak gelombang kedua (delay 300ms) */
.badge__dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background: rgba(34, 197, 94, 0.35);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1);
  animation: ripple-expand 1.4s ease-out 0.3s infinite;
  z-index: -1;
}

/* Keyframes: denyut inti */
@keyframes water-drop {
  0%   { transform: scale(0.9); opacity: 0.8; box-shadow: 0 0 0 0 rgba(34,197,94,0.7); }
  30%  { transform: scale(1.15); opacity: 1; box-shadow: 0 0 0 4px rgba(34,197,94,0.4); }
  60%  { transform: scale(0.95); opacity: 0.9; box-shadow: 0 0 0 8px rgba(34,197,94,0.15); }
  100% { transform: scale(1); opacity: 0.8; box-shadow: 0 0 0 12px rgba(34,197,94,0); }
}

/* Keyframes: riak melebar */
@keyframes ripple-expand {
  0%   { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  100% { transform: translate(-50%, -50%) scale(3.5); opacity: 0; }
}

.hero__title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.2;
}

.typed-cursor {
  display: inline-block;
  font-weight: 100;
  color: var(--accent);
  animation: blink 0.8s infinite;
  font-size: inherit;        /* ikuti ukuran font induk */
  vertical-align: baseline;  /* pastikan sejajar dengan teks */
  line-height: 1;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

#typed-name {
  /* hapus font-size: 1.8rem; */
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  /* font-size akan diwarisi dari h1.hero__title (clamp(...)) */
}

.hero__desc {
  color: var(--text-secondary);
  max-width: 650px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.hero__buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.hero__buttons .btn {
  padding: 1rem 2.4rem;
  font-size: 1.05rem;
}

.hero__social {
  display: flex;
  gap: 0.8rem;
  margin-top: 0.5rem;
}

.hero__social-link {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.hero__social-link:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-4px);
}

/* ========== PROMPTING ========== */
.hero__prompting {
  width: 200%;
  max-width: 880px;
  margin-top: 0.5rem;
  padding: 0 1rem;
  box-sizing: border-box;
}

.prompting-window {
  width: 100%;
  background: var(--prompting-bg);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--prompting-border);
  box-shadow: var(--prompting-shadow);
  font-family: 'Fira Code', 'Courier New', monospace;
}

.prompting-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 24px;
  background: var(--prompting-header-bg);
  border-bottom: 1px solid var(--prompting-border);
}

.prompting-dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27ca40; }

.prompting-filename {
  margin-left: 14px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  opacity: 0.8;
}

.prompting-body {
  padding: 32px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.prompting-line {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.prompting-prompt {
  color: #58a6ff;
  font-weight: 600;
  font-size: 1.4rem;
  user-select: none;
}

.prompting-text {
  white-space: nowrap;
  overflow: hidden;
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--prompting-text);
  max-width: 100%;
}

.prompting-cursor {
  color: #58a6ff;
  font-weight: 100;
  animation: terminal-blink 0.9s infinite;
  font-size: 1.4rem;
  margin-left: 2px;
}

@keyframes terminal-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.prompting-btn {
  align-self: flex-end;
  background: var(--gradient);
  color: #fff;
  padding: 0.9rem 2.2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 8px 25px rgba(255, 107, 0, 0.35);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.prompting-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(255, 107, 0, 0.5);
}

/* === About === */
.about__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about__img {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__img img {
  border-radius: 20px;
  position: relative;
  z-index: 1;
}

.about__img::before {
  content: '';
  position: absolute;
  width: 85%;
  height: 85%;
  border-radius: 50%;
  background: var(--gradient);
  opacity: 0.15;
  filter: blur(45px);
  z-index: 0;
  transition: opacity 0.4s ease, background 0.4s ease;
}

[data-theme="dark"] .about__img::before {
  opacity: 0.25;
}

.about__text h3 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.about__text p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.about__info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.5rem 0;
}

.about__info-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem;
  background: var(--card-bg);
  border-radius: 12px;
  border: 1px solid var(--border);
}

.about__info-item i {
  font-size: 1.3rem;
  color: var(--accent);
}

.about__info-title {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: block;
}

.about__info-value {
  font-weight: 600;
  font-size: 0.95rem;
}

.status-open {
  color: #22c55e !important;
  font-weight: 700;
  animation: soft-pulse 2s infinite;
}

@keyframes soft-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* === Skills === */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.skill__card {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  text-align: center;
  transition: all 0.3s ease;
  cursor: default;
}

.skill__card:hover {
  transform: translateY(-8px);
  box-shadow: var(--card-shadow);
  border-color: var(--accent);
}

.skill__icon {
  width: 70px;
  height: 70px;
  border-radius: 20px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
  font-size: 2rem;
  color: #fff;
}

.skill__name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.skill__desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* === Resume === */
.resume__tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.resume__tab {
  padding: 0.8rem 2rem;
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.resume__tab.active {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
}

.resume__tab:hover:not(.active) {
  border-color: var(--accent);
  color: var(--accent);
}

.resume__panel {
  display: none;
}

.resume__panel.active {
  display: block;
}

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

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gradient);
}

.timeline__item {
  position: relative;
  padding-bottom: 2.5rem;
  padding-left: 1.5rem;
}

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

.timeline__dot {
  position: absolute;
  top: 0.45rem;
  left: calc(-2rem - 6px);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--bg-primary),
              0 0 0 5px var(--accent);
  z-index: 2;
  transition: transform 0.3s ease, background 0.3s ease;
}

.timeline__item:hover .timeline__dot {
  transform: scale(1.3);
  background: var(--gradient);
}

.timeline__content {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
}

.timeline__date {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
}

.timeline__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0.3rem 0;
}

.timeline__company {
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

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

/* === Portfolio === */
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.portfolio__card {
  background: var(--card-bg);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.portfolio__card:hover {
  transform: translateY(-8px);
  box-shadow: var(--card-shadow);
}

.portfolio__img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

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

.portfolio__card:hover .portfolio__img img {
  transform: scale(1.05);
}

.portfolio__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.portfolio__card:hover .portfolio__overlay {
  opacity: 1;
}

.portfolio__link {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.portfolio__link:hover {
  transform: scale(1.1);
}

.portfolio__info {
  padding: 1.5rem;
}

.portfolio__category {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.portfolio__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0.3rem 0;
}

.portfolio__desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.portfolio__tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.portfolio__tags span {
  padding: 0.3rem 0.8rem;
  background: var(--input-bg);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* ========== CONTACT ========== */
.contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.contact__card {
  position: relative;
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid transparent;
  border-radius: 24px;
  padding: 2.5rem 2rem 2rem;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  overflow: hidden;
  isolation: isolate;
  box-shadow: var(--card-shadow);
  background-clip: padding-box;
}

.contact__card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: var(--gradient);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.contact__card:hover::before {
  opacity: 1;
}

.contact__card-ring {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 2px dashed var(--accent);
  top: -40px;
  right: -40px;
  opacity: 0.25;
  transition: all 0.6s ease;
  z-index: -1;
}

.contact__card:hover .contact__card-ring {
  transform: scale(1.5) rotate(45deg);
  opacity: 0.1;
}

.contact__card-icon {
  font-size: 2.8rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 1rem;
  transition: transform 0.4s ease;
}

.contact__card:hover .contact__card-icon {
  transform: translateY(-5px) scale(1.1);
}

.contact__card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.contact__card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.contact__card-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1.5px solid var(--border);
  color: var(--text-primary);
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
  background: transparent;
  backdrop-filter: blur(4px);
}

.contact__card-btn i {
  transition: transform 0.3s ease;
}

.contact__card-btn:hover {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 107, 0, 0.3);
}

.contact__card-btn:hover i {
  transform: translateX(4px);
}

.contact__cta {
  text-align: center;
  background: var(--card-bg);
  padding: 2.5rem;
  border-radius: 28px;
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  box-shadow: var(--card-shadow);
  margin-top: 1rem;
}

.contact__cta p {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.contact__cta span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.footer__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__logo {
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.footer__logo i {
  color: var(--accent);
}

.footer__logo span {
  color: var(--accent);
}

.footer__copy {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer__social {
  display: flex;
  gap: 0.8rem;
}

.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.footer__social a:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* === Scroll to top === */
.scrolltop {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.8);  /* awal: di bawah & kecil */
  transition: opacity 0.3s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.3s ease;
  box-shadow: 0 4px 20px rgba(255, 107, 0, 0.4);
}

.scrolltop.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);        /* muncul di tempat & ukuran normal */
}

.scrolltop:hover {
  transform: translateY(-4px) scale(1.05);  /* efek angkat saat hover */
}

/* === ANIMASI SCROLL CUSTOM (pengganti AOS) === */
[data-aos] {
  opacity: 0;
  transition: opacity var(--aos-duration, 0.8s) ease-out var(--aos-delay, 0s),
              transform var(--aos-duration, 0.8s) ease-out var(--aos-delay, 0s);
  will-change: opacity, transform;
}

[data-aos].aos-animate {
  opacity: 1;
  transform: none;
}

[data-aos="fade-up"] { transform: translateY(40px); }
[data-aos="fade-right"] { transform: translateX(-40px); }
[data-aos="fade-left"] { transform: translateX(40px); }
[data-aos="flip-left"] {
  backface-visibility: hidden;
  transform: perspective(600px) rotateY(80deg) scale(0.85);
}
[data-aos="zoom-in"] { transform: scale(0.8); }

/* === Responsive === */
@media (max-width: 968px) {
  .about__content {
    grid-template-columns: 1fr;
  }

  .hero__prompting {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .nav__list {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform 0.4s ease;
    z-index: 999;
  }

  .nav__list.show {
    transform: translateY(0);
  }

  .nav__menu {
    display: flex;
  }

  .skills__grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

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

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

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

  .hero__prompting {
    padding: 0 0.5rem;
  }

  .prompting-body {
    padding: 24px 20px;
  }

  .prompting-prompt,
  .prompting-cursor {
    font-size: 1.1rem;
  }

  .prompting-text {
    font-size: 0.9rem;
    white-space: normal;
    word-break: break-word;
  }

  .prompting-btn {
    padding: 0.75rem 1.8rem;
    font-size: 0.9rem;
  }

  .hero__title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero__desc {
    font-size: 1rem;
  }

  .timeline__dot {
    left: calc(-2rem - 6px);
  }
}

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

  .hero__buttons .btn {
    justify-content: center;
    width: 100%;
  }

  .resume__tabs {
    flex-direction: column;
    align-items: center;
  }

  .section {
    padding: 4rem 0;
  }

  .prompting-body {
    padding: 24px 16px;
    gap: 20px;
  }

  .prompting-prompt,
  .prompting-cursor {
    font-size: 1rem;
  }

  .prompting-text {
    font-size: 0.8rem;
  }

  .prompting-btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.85rem;
  }
}