/* ============================================================
   SALMA FAIZATUL JANNAH — Portfolio CSS v3.1
   Aesthetic: Editorial Minimalist — Elegant, Refined
   Fonts: Playfair Display (headings) + DM Sans (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,700;1,400;1,500&family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@300;400&display=swap');

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

/* ============================================================
   DARK MODE (default)
   ============================================================ */
:root {
  --bg:           #0c0f14;
  --bg-2:         #111520;
  --bg-3:         #161c27;
  --surface:      #131820;
  --border:       #1f2a38;
  --border-2:     #283546;
  --text:         #dce6f0;
  --text-muted:   #7a8fa6;
  --text-dim:     #3e5060;
  --accent:       #6495d4;
  --accent-2:     #4a7cc0;
  --accent-glow:  rgba(100,149,212,0.12);
  --white:        #ffffff;
  --danger:       #c96b6b;
  --success:      #5a9e7a;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'DM Sans', system-ui, sans-serif;
  --font-mono:  'DM Mono', monospace;

  --radius-sm: 4px;
  --radius:    10px;
  --radius-lg: 18px;

  --transition:      0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.18s ease;

  --shadow:        0 4px 24px rgba(0,0,0,0.45);
  --shadow-lg:     0 12px 48px rgba(0,0,0,0.65);
  --shadow-accent: 0 0 40px rgba(100,149,212,0.08);

  --navbar-scrolled-bg: rgba(12,15,20,0.92);
}

/* ============================================================
   LIGHT MODE
   ============================================================ */
[data-theme="light"] {
  --bg:           #f4f6f9;
  --bg-2:         #ffffff;
  --bg-3:         #eaecf2;
  --surface:      #ffffff;
  --border:       #dce2ec;
  --border-2:     #c4cedd;
  --text:         #18222e;
  --text-muted:   #4e6070;
  --text-dim:     #8a9bac;
  --accent:       #3b72c2;
  --accent-2:     #4a7cc0;
  --accent-glow:  rgba(59,114,194,0.10);
  --shadow:        0 4px 24px rgba(0,0,0,0.07);
  --shadow-lg:     0 12px 48px rgba(0,0,0,0.12);
  --shadow-accent: 0 0 40px rgba(59,114,194,0.08);

  --navbar-scrolled-bg: rgba(244,246,249,0.96);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

::selection { background: var(--accent); color: var(--bg); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-2); }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
}

h1 { font-size: clamp(2.1rem, 5.5vw, 4.4rem); font-weight: 400; }
h2 { font-size: clamp(1.65rem, 3.5vw, 2.75rem); font-weight: 400; }
h3 { font-size: clamp(1.1rem, 2.2vw, 1.65rem); font-weight: 500; }
h4 { font-size: 1.02rem; font-weight: 500; }

p { color: var(--text-muted); line-height: 1.8; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--text); }

/* ============================================================
   LAYOUT
   ============================================================ */
.container       { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 2rem; }
.container-wide  { width: 100%; max-width: 1400px; margin: 0 auto; padding: 0 2.5rem; }
.section         { padding: 5.5rem 0; }
.section-sm      { padding: 3rem 0; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0.9rem 0;
  transition: background var(--transition), backdrop-filter var(--transition),
              border-color var(--transition), box-shadow var(--transition);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: var(--navbar-scrolled-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow);
}

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

/* Logo slot */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-img {
  height: 30px;
  width: auto;
  object-fit: contain;
  display: block;
}

.nav-logo-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--text);
  letter-spacing: -0.02em;
  transition: color var(--transition-fast);
  line-height: 1;
}
.nav-logo-text span { color: var(--accent); }
.nav-logo:hover .nav-logo-text { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.1rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 2px;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Nav right group */
.nav-right {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

/* Theme toggle button — sits in navbar */
.theme-toggle-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.8rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-muted);
}

.theme-toggle-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.theme-toggle-btn svg {
  width: 13px; height: 13px;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.4s ease;
}
.theme-toggle-btn:hover svg { transform: rotate(20deg); }

.theme-toggle-btn-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--text);
  transition: var(--transition);
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.6rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-style: italic;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}
.mobile-menu a:hover,
.mobile-menu a.active { color: var(--accent); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.55rem;
  font-family: var(--font-sans);
  font-size: 0.81rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.btn-primary:hover { background: transparent; color: var(--accent); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-2);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
  padding-left: 0; padding-right: 0;
}
.btn-ghost:hover { color: var(--accent); }
.btn-ghost::after { content: ' →'; transition: transform var(--transition-fast); display: inline-block; }
.btn-ghost:hover::after { transform: translateX(4px); }

.btn-sm { padding: 0.36rem 0.78rem; font-size: 0.72rem; }

.btn-danger {
  background: rgba(201,107,107,0.1);
  color: var(--danger);
  border-color: rgba(201,107,107,0.3);
}
.btn-danger:hover { background: var(--danger); color: var(--white); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }

.hero-noise {
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.35;
}

.hero-gradient {
  position: absolute;
  top: -20%; right: -10%;
  width: 55vw; height: 55vw;
  background: radial-gradient(circle, rgba(100,149,212,0.06) 0%, transparent 70%);
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(100,149,212,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100,149,212,0.025) 1px, transparent 1px);
  background-size: 80px 80px;
}

.hero-content { position: relative; z-index: 1; }

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--accent);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1.3rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.hero-eyebrow svg { width: 11px; height: 11px; stroke: var(--accent); fill: none; stroke-width: 2; }

.hero-title {
  margin-bottom: 1.4rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.4s forwards;
}
.hero-title .line-italic { font-style: italic; color: var(--accent); }

.hero-tagline {
  font-size: clamp(0.92rem, 1.75vw, 1.12rem);
  color: var(--text-muted);
  max-width: 490px;
  margin-bottom: 2.6rem;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.6s forwards;
}

.hero-cta {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.8s forwards;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  animation: fadeIn 1s ease 1.5s forwards;
}

.scroll-line {
  width: 1px; height: 52px;
  background: linear-gradient(to bottom, transparent, var(--accent));
  animation: scrollPulse 2s ease-in-out infinite;
}

.scroll-text {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  writing-mode: vertical-lr;
  text-transform: uppercase;
}

/* ============================================================
   SECTION HEADER
   ============================================================ */
.section-header { margin-bottom: 3.25rem; }
.section-header.centered { text-align: center; }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.6rem;
}

.section-title { margin-bottom: 0.8rem; }

.section-desc { max-width: 490px; color: var(--text-muted); }
.section-header.centered .section-desc { margin: 0 auto; }

.divider { width: 34px; height: 1px; background: var(--accent); margin-top: 1.3rem; }
.section-header.centered .divider { margin-left: auto; margin-right: auto; }

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.55fr;
  gap: 4.5rem;
  align-items: center;
}

.about-image-wrap { position: relative; }

.about-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 300px;
  margin: 0 auto;
}

.about-image-frame img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform 0.8s ease;
}
.about-image-frame:hover img { transform: scale(1.03); }

.about-image-frame::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 55%, rgba(12,15,20,0.45));
  pointer-events: none;
}
[data-theme="light"] .about-image-frame::after {
  background: linear-gradient(to bottom, transparent 60%, rgba(244,246,249,0.25));
}

.about-image-accent {
  position: absolute;
  top: -13px; left: -13px;
  width: 100%; height: 100%;
  border: 1px solid var(--accent);
  border-radius: var(--radius-lg);
  opacity: 0.22;
  pointer-events: none;
  max-width: 300px;
}

.about-content p { margin-bottom: 1.3rem; font-size: 1rem; }

.skills-list { display: flex; flex-wrap: wrap; gap: 0.42rem; margin: 1.6rem 0; }

.skill-tag {
  padding: 0.28rem 0.82rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}
.skill-tag:hover { border-color: var(--accent); color: var(--accent); }

/* ============================================================
   PROJECTS
   ============================================================ */
.filter-tabs { display: flex; gap: 0.42rem; flex-wrap: wrap; margin-bottom: 2.4rem; }

.filter-tab {
  padding: 0.52rem 1.15rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.filter-tab:hover { border-color: var(--accent); color: var(--text); }
.filter-tab.active { background: var(--accent); border-color: var(--accent); color: var(--bg); }

.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(285px, 1fr)); gap: 1.2rem; }
.projects-grid.landscape-grid { grid-template-columns: repeat(auto-fill, minmax(345px, 1fr)); }
.projects-grid.portrait-grid  { grid-template-columns: repeat(auto-fill, minmax(205px, 1fr)); }

.orientation-section { margin-bottom: 3.25rem; }

.orientation-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.orientation-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

.project-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-3);
  border: 1px solid var(--border);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.project-card:hover { border-color: var(--border-2); transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.project-card-image { position: relative; overflow: hidden; }
.project-card-image img { width: 100%; display: block; transition: transform 0.6s ease; }

.projects-grid:not(.portrait-grid) .project-card-image img { aspect-ratio: 16/10; object-fit: cover; }
.projects-grid.portrait-grid .project-card-image img { aspect-ratio: 3/4; object-fit: cover; }
.project-card:hover .project-card-image img { transform: scale(1.05); }

.project-overlay {
  position: absolute; inset: 0;
  background: rgba(8,10,14,0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  opacity: 0;
  transition: opacity var(--transition);
  backdrop-filter: blur(4px);
}
.project-card:hover .project-overlay { opacity: 1; }

.project-overlay-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: #e8eef5;
  text-align: center;
  padding: 0 1rem;
}

.project-card-info { padding: 0.85rem 1.05rem 1.05rem; }
.project-card-title { font-size: 0.88rem; font-weight: 500; color: var(--text); margin-bottom: 0.18rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.project-card-cat { font-family: var(--font-mono); font-size: 0.65rem; color: var(--accent-2); text-transform: uppercase; letter-spacing: 0.1em; }

/* ============================================================
   MODAL
   ============================================================ */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.82);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.modal-backdrop.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  max-width: 760px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(18px) scale(0.97);
  transition: transform var(--transition);
  box-shadow: var(--shadow-lg);
}
.modal-backdrop.open .modal { transform: translateY(0) scale(1); }

.modal-image { width: 100%; max-height: 380px; object-fit: cover; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.modal-body { padding: 1.6rem 2.1rem 2.1rem; }

.modal-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.8rem; }
.modal-title { font-size: 1.45rem; }

.modal-close {
  background: var(--bg-3);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 50%;
  width: 32px; height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.modal-close:hover { background: var(--border-2); color: var(--text); }
.modal-desc { margin: 0.7rem 0 1.4rem; }

/* ============================================================
   EXPERIENCE
   ============================================================ */
.exp-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 2.6rem; }

.exp-tab {
  padding: 0.8rem 1.35rem;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.86rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: -1px;
}
.exp-tab:hover { color: var(--text); }
.exp-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.exp-panel { display: none; }
.exp-panel.active { display: block; }

.timeline { position: relative; padding-left: 2.4rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 8px; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.1rem;
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.timeline-item.visible { opacity: 1; transform: translateX(0); }

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.4rem; top: 6px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 4px var(--accent-glow);
}

.timeline-period { font-family: var(--font-mono); font-size: 0.68rem; color: var(--accent); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 0.28rem; }
.timeline-title  { font-size: 1rem; color: var(--text); margin-bottom: 0.16rem; font-family: var(--font-serif); }
.timeline-org    { font-size: 0.84rem; color: var(--text-muted); margin-bottom: 0.42rem; }
.timeline-desc   { font-size: 0.84rem; color: var(--text-dim); }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.55fr; gap: 4.25rem; align-items: start; }
.contact-info { position: sticky; top: 100px; }

.contact-photo {
  width: 110px; height: 110px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-2);
  margin-bottom: 1.4rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.7rem;
  font-size: 0.86rem;
  color: var(--text-muted);
}
.contact-detail svg { color: var(--accent); flex-shrink: 0; }

.social-links { display: flex; gap: 0.55rem; margin-top: 1.4rem; flex-wrap: wrap; }

.social-link {
  display: flex;
  align-items: center;
  gap: 0.38rem;
  padding: 0.42rem 0.85rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
  font-size: 0.76rem;
  transition: all var(--transition-fast);
}
.social-link:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

.contact-form { display: flex; flex-direction: column; gap: 1.15rem; }
.form-group { display: flex; flex-direction: column; gap: 0.32rem; }

.form-label { font-family: var(--font-mono); font-size: 0.68rem; color: var(--text-muted); letter-spacing: 0.1em; text-transform: uppercase; }

.form-input, .form-textarea {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  padding: 0.78rem 0.92rem;
  width: 100%;
  transition: border-color var(--transition-fast);
  outline: none;
  resize: none;
}
.form-input:focus, .form-textarea:focus { border-color: var(--accent); }
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-dim); }
.form-textarea { min-height: 135px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.alert { padding: 0.78rem 0.95rem; border-radius: var(--radius-sm); font-size: 0.84rem; border: 1px solid; }
.alert-success { background: rgba(90,158,122,0.08); border-color: rgba(90,158,122,0.24); color: var(--success); }
.alert-error   { background: rgba(201,107,107,0.08); border-color: rgba(201,107,107,0.24); color: var(--danger); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { border-top: 1px solid var(--border); padding: 2.1rem 0; margin-top: 4rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-copy { font-size: 0.76rem; color: var(--text-dim); }
.footer-links { display: flex; gap: 1.35rem; flex-wrap: wrap; }
.footer-links a { font-size: 0.76rem; color: var(--text-dim); transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--accent); }

/* ============================================================
   BADGE
   ============================================================ */
.badge { display: inline-block; padding: 0.17rem 0.52rem; border-radius: 100px; font-family: var(--font-mono); font-size: 0.61rem; text-transform: uppercase; letter-spacing: 0.1em; }
.badge-accent { background: var(--accent-glow); color: var(--accent); }
.badge-muted  { background: var(--bg-3); color: var(--text-muted); border: 1px solid var(--border); }
.badge-danger { background: rgba(201,107,107,0.1); color: var(--danger); }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp  { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes scrollPulse { 0%, 100% { opacity: 0.28; } 50% { opacity: 0.75; } }
@keyframes skeletonPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.42; } }

.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.62s ease, transform 0.62s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up:nth-child(2) { transition-delay: 0.08s; }
.fade-up:nth-child(3) { transition-delay: 0.16s; }
.fade-up:nth-child(4) { transition-delay: 0.24s; }
.fade-up:nth-child(5) { transition-delay: 0.32s; }
.fade-up:nth-child(6) { transition-delay: 0.40s; }

/* ============================================================
   SKELETON LOADER
   ============================================================ */
.skeleton-loader {
  position: fixed; inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
.skeleton-loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }

.skeleton-content { width: 100%; max-width: 840px; padding: 2rem; }
.skeleton-header { display: flex; align-items: center; gap: 1.4rem; margin-bottom: 2rem; }

.skeleton-avatar { width: 52px; height: 52px; border-radius: 50%; background: var(--bg-3); animation: skeletonPulse 1.6s ease-in-out infinite; }
.skeleton-header-text { flex: 1; }

.skeleton-line { height: 10px; background: var(--bg-3); border-radius: 5px; margin-bottom: 0.6rem; animation: skeletonPulse 1.6s ease-in-out infinite; }
.skeleton-line.title  { height: 26px; width: 40%; margin-bottom: 0.85rem; }
.skeleton-line.short  { width: 60%; }
.skeleton-line.medium { width: 78%; }
.skeleton-line.long   { width: 100%; }

.skeleton-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(235px, 1fr)); gap: 1.2rem; margin-top: 2rem; }
.skeleton-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.9rem; animation: skeletonPulse 1.6s ease-in-out infinite; }
.skeleton-card-img { width: 100%; height: 130px; background: var(--bg-3); border-radius: var(--radius-sm); margin-bottom: 0.65rem; }
.skeleton-card-text { height: 9px; background: var(--bg-3); border-radius: 4px; margin-bottom: 0.42rem; }
.skeleton-card-text:last-child { width: 58%; }

/* ============================================================
   DESIGN SERVICE CTA
   ============================================================ */
.design-service {
  position: relative;
  background: linear-gradient(135deg, var(--accent-2) 0%, var(--accent) 100%);
  border-radius: var(--radius-lg);
  padding: 2.6rem 2.4rem;
  overflow: hidden;
  margin: 3.25rem 0;
}

[data-theme="light"] .design-service {
  background: linear-gradient(135deg, #2f62ad 0%, #5085c8 100%);
}

.design-service::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.design-service-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}

.design-service-text h3 { color: #fff; font-size: clamp(1.3rem, 2.6vw, 1.8rem); margin-bottom: 0.6rem; font-style: italic; }
.design-service-text p  { color: rgba(255,255,255,0.86); font-size: 0.95rem; margin-bottom: 1.3rem; line-height: 1.65; }

.design-service-features { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 0.8rem; }

.design-feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.28rem 0.78rem;
  background: rgba(255,255,255,0.13);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  color: #fff;
  font-size: 0.76rem;
  font-weight: 500;
}
.design-feature-tag svg { width: 12px; height: 12px; stroke: rgba(255,255,255,0.8); fill: none; stroke-width: 2; flex-shrink: 0; }

.design-service-cta { display: flex; flex-direction: column; gap: 0.65rem; min-width: 175px; }

.btn-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.82rem 1.7rem;
  background: #fff;
  color: #2f62ad;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  box-shadow: 0 3px 12px rgba(0,0,0,0.12);
}
.btn-wa:hover { transform: translateY(-2px); box-shadow: 0 7px 20px rgba(0,0,0,0.18); color: #1f4e8a; }

.btn-portfolio {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.68rem 1.4rem;
  background: rgba(255,255,255,0.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.26);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}
.btn-portfolio svg { flex-shrink: 0; stroke: #fff; fill: none; stroke-width: 2; width: 13px; height: 13px; }
.btn-portfolio:hover { background: rgba(255,255,255,0.18); border-color: #fff; color: #fff; }

/* ============================================================
   ADMIN PANEL
   ============================================================ */
.admin-body { background: var(--bg); font-family: var(--font-sans); }

.admin-layout { display: grid; grid-template-columns: 248px 1fr; min-height: 100vh; }

.admin-sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 1.75rem 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sidebar-logo { padding: 0 1.4rem 1.75rem; border-bottom: 1px solid var(--border); margin-bottom: 0.85rem; }
.sidebar-logo-img { height: 26px; width: auto; margin-bottom: 0.35rem; display: block; }
.sidebar-logo h2 { font-family: var(--font-serif); font-style: italic; font-size: 1.12rem; color: var(--text); }
.sidebar-logo span { font-size: 0.66rem; color: var(--accent); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; font-style: normal; display: block; margin-top: 2px; }

.sidebar-nav { list-style: none; padding: 0 0.65rem; flex: 1; }
.sidebar-nav li { margin-bottom: 2px; }
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.62rem 0.82rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.84rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}
.sidebar-nav a:hover,
.sidebar-nav a.active { background: var(--bg-3); color: var(--text); }
.sidebar-nav a.active { color: var(--accent); }

.sidebar-nav .nav-icon { display: flex; align-items: center; justify-content: center; width: 16px; flex-shrink: 0; }
.sidebar-nav .nav-icon svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.sidebar-nav .super-label {
  font-family: var(--font-mono); font-size: 0.57rem; color: var(--accent);
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.16rem 0.42rem; background: var(--accent-glow); border-radius: 3px; margin-left: auto;
}

.sidebar-section-label { font-family: var(--font-mono); font-size: 0.59rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.15em; padding: 1.05rem 1.4rem 0.3rem; }

.sidebar-footer { padding: 0.9rem 0.65rem; border-top: 1px solid var(--border); }

.admin-main { padding: 2.1rem 2.6rem; overflow-y: auto; }

.admin-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.6rem; }
.admin-header h1 { font-size: 1.35rem; color: var(--text); }

.admin-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.35rem; margin-bottom: 1.35rem; }
.admin-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.35rem; padding-bottom: 0.85rem; border-bottom: 1px solid var(--border); }
.admin-card-title { font-size: 0.9rem; font-weight: 600; color: var(--text); font-family: var(--font-sans); }

.admin-table { width: 100%; border-collapse: collapse; font-size: 0.84rem; }
.admin-table th { text-align: left; padding: 0.52rem 0.78rem; color: var(--text-muted); font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.1em; border-bottom: 1px solid var(--border); font-weight: 400; }
.admin-table td { padding: 0.78rem; color: var(--text-muted); border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: var(--bg-3); color: var(--text); }

.thumb-sm { width: 42px; height: 42px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border); }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(188px, 1fr)); gap: 0.9rem; margin-bottom: 1.6rem; }

.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.15rem 1.35rem; display: flex; align-items: center; gap: 0.9rem; }

.stat-icon { width: 42px; height: 42px; background: var(--bg-3); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.stat-icon svg { width: 17px; height: 17px; stroke: var(--accent); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.stat-value { font-family: var(--font-serif); font-size: 1.7rem; color: var(--text); line-height: 1; margin-bottom: 2px; }
.stat-label { font-size: 0.7rem; color: var(--text-muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; }

.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2.6rem; width: 100%; max-width: 395px; box-shadow: var(--shadow-lg); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .admin-layout { grid-template-columns: 215px 1fr; }
  .admin-main   { padding: 1.65rem; }
}

@media (max-width: 768px) {
  .hamburger  { display: flex; }
  .nav-links  { display: none; }
  .theme-toggle-btn-label { display: none; }

  .container, .container-wide { padding: 0 1.1rem; }
  .section { padding: 3.25rem 0; }

  .about-grid { grid-template-columns: 1fr; gap: 2.25rem; }
  .about-image-frame { max-width: 240px; }
  .about-image-accent { max-width: 240px; }

  .contact-grid { grid-template-columns: 1fr; gap: 2.25rem; }
  .contact-info { position: static; }
  .form-row { grid-template-columns: 1fr; }

  .hero-cta { flex-direction: column; align-items: flex-start; }

  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { position: fixed; left: -260px; z-index: 999; transition: left var(--transition); height: 100vh; width: 260px; }
  .admin-sidebar.open { left: 0; }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }

  .projects-grid { grid-template-columns: repeat(auto-fill, minmax(225px, 1fr)); }
  .projects-grid.portrait-grid  { grid-template-columns: repeat(auto-fill, minmax(148px, 1fr)); }
  .projects-grid.landscape-grid { grid-template-columns: 1fr; }

  .design-service-content { grid-template-columns: 1fr; gap: 1.4rem; }
  .design-service { padding: 1.85rem 1.35rem; margin: 2.25rem 0; }

  .modal-body { padding: 1.35rem; }
  .modal { border-radius: var(--radius); }
}

@media (max-width: 480px) {
  .filter-tabs { gap: 0.28rem; }
  .filter-tab  { padding: 0.44rem 0.88rem; font-size: 0.75rem; }
  .exp-tab     { padding: 0.68rem 0.88rem; font-size: 0.78rem; }
  .hero-title  { font-size: clamp(1.85rem, 9vw, 2.9rem); }
  .stats-grid  { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   CUSTOM CURSOR
   ============================================================ */
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease, opacity 0.2s ease;
  mix-blend-mode: difference;
}
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 36px; height: 36px;
  border: 1px solid rgba(100,149,212,0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s ease, width 0.2s ease, height 0.2s ease, opacity 0.2s ease;
}

/* ============================================================
   v5.0 — NEW FEATURES STYLES
   ============================================================ */

/* ---- Project Status Badge ---- */
.project-status-badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-family: var(--font-mono);
  font-size: .6rem;
  padding: .15rem .55rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.project-status-badge.done        { background: rgba(72,199,130,.1);  color: #48c782; border: 1px solid rgba(72,199,130,.2); }
.project-status-badge.in_progress { background: rgba(200,169,110,.1); color: var(--accent); border: 1px solid rgba(200,169,110,.2); }
.project-status-badge.in_progress::before { content: ''; width: 5px; height: 5px; background: var(--accent); border-radius: 50%; animation: pulseDot 1.2s ease-in-out infinite; }
.project-status-badge.draft       { background: rgba(108,117,125,.1); color: #6c757d; border: 1px solid rgba(108,117,125,.2); }
@keyframes pulseDot { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.4;transform:scale(.75)} }

/* ---- Micro-interactions: Project Card ---- */
.project-card {
  transition: transform .25s cubic-bezier(.25,.8,.25,1), box-shadow .25s ease, border-color .25s ease !important;
}
.project-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 16px 40px rgba(0,0,0,.3), 0 0 0 1px var(--accent);
}
.project-card .project-card-image img {
  transition: transform .45s cubic-bezier(.25,.8,.25,1) !important;
}
.project-card:hover .project-card-image img {
  transform: scale(1.06) !important;
}

/* ---- Micro-interactions: Button ripple ---- */
.btn {
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0; left: 0;
  background: radial-gradient(circle, rgba(255,255,255,.15) 0%, transparent 70%);
  transform: scale(0);
  opacity: 0;
  transition: transform .35s ease, opacity .35s ease;
  pointer-events: none;
}
.btn:active::after {
  transform: scale(2.5);
  opacity: 1;
  transition: 0s;
}

/* ---- Micro-interactions: Nav link underline ---- */
.nav-links a::after {
  content: '';
  display: block;
  height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .25s ease;
  border-radius: 2px;
}
.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ---- Page transition fade ---- */
@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
main {
  animation: pageFadeIn .4s ease both;
}

/* ---- Visitor counter pill ---- */
.visitor-counter {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--text-dim);
  padding: .25rem .6rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--bg-2);
}
.visitor-counter-dot {
  width: 5px; height: 5px;
  background: #48c782;
  border-radius: 50%;
  animation: pulseDot 2s ease-in-out infinite;
}

/* ---- Tool tags on project cards ---- */
.project-tools { display:flex;flex-wrap:wrap;gap:.2rem;margin-top:.4rem; }
.tool-tag {
  font-family:var(--font-mono);font-size:.58rem;padding:.1rem .45rem;
  background:var(--bg-3);border:1px solid var(--border);border-radius:3px;
  color:var(--text-dim);transition:color .12s,border-color .12s;
}
.project-card:hover .tool-tag { border-color: rgba(200,169,110,.3); color: var(--text-muted); }

/* ---- Reading progress bar ---- */
.reading-progress { position:fixed;top:0;left:0;height:2px;background:var(--accent);z-index:9999;width:0;transition:width .1s linear;pointer-events:none; }

/* ---- Admin messages: inquiry type badge ---- */
.inquiry-badge { font-family:var(--font-mono);font-size:.62rem;padding:1px 8px;border-radius:100px;display:inline-block; }
.inquiry-badge.project  { background:rgba(200,169,110,.12);color:var(--accent); }
.inquiry-badge.collab   { background:rgba(72,199,130,.1);color:#48c782; }
.inquiry-badge.question { background:rgba(108,117,125,.1);color:#6c757d; }
.inquiry-badge.general  { background:var(--bg-3);color:var(--text-dim); }


/* ============================================================
   v6.0 — Home ID Card hero layout
   ============================================================ */

/* Hero row: text left, ID card right — inline flex */
.hero-row {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4rem;
  max-width: 1100px;
}

/* Text block fills the left */
.hero-content {
  flex: 1;
  min-width: 0;
  position: relative;
  z-index: 1;
  max-width: 640px;
}

/* ── ID Card ─────────────────────────────────────────────── */
.hero-id-card {
  flex-shrink: 0;
  opacity: 0;
  animation: fadeUp 0.9s ease 1s forwards;
}

.id-card-inner {
  width: 190px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.35), 0 0 0 1px rgba(255,255,255,.04);
  position: relative;
  transition: transform .35s ease, box-shadow .35s ease;
}
.id-card-inner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2, #7eb3e0));
  border-radius: 18px 18px 0 0;
  z-index: 1;
}
.id-card-inner:hover {
  transform: translateY(-5px) rotate(1.5deg);
  box-shadow: 0 32px 75px rgba(0,0,0,.42);
}

.id-card-photo-wrap {
  width: 100%;
  aspect-ratio: 3/4;
  overflow: hidden;
  position: relative;
}
.id-card-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform .5s ease;
}
.id-card-inner:hover .id-card-photo {
  transform: scale(1.05);
}

.id-card-info {
  padding: .75rem .9rem .9rem;
  background: var(--bg-2);
}
.id-card-name {
  font-family: var(--font-serif);
  font-size: .92rem;
  color: var(--text);
  font-weight: 600;
  letter-spacing: .01em;
  margin-bottom: .2rem;
}
.id-card-role {
  font-family: var(--font-mono);
  font-size: .58rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .14em;
  margin-bottom: .6rem;
  opacity: .9;
}
.id-card-chip {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .22rem .52rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: .55rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.id-card-chip svg { opacity: .55; }

/* Light theme tweaks */
[data-theme="light"] .id-card-inner {
  background: #fff;
  box-shadow: 0 12px 40px rgba(0,0,0,.1), 0 0 0 1px rgba(0,0,0,.05);
}
[data-theme="light"] .id-card-info { background: #fff; }

/* Responsive — stack on mobile */
@media (max-width: 860px) {
  .hero-row {
    flex-direction: column-reverse;
    align-items: flex-start;
    gap: 2.5rem;
  }
  .id-card-inner { width: 150px; }
}
@media (max-width: 480px) {
  .id-card-inner { width: 130px; }
}