/* ==================== ROOT VARIABLES ==================== */
:root {
  --accent:        #4a7c59;       
  --accent-light:  #edf4f0;       
  --accent-dark:   #355c42;       
  --text-dark:     #1c2b22;      
  --text-muted:    #6b7f72;       
  --bg-white:      #ffffff;
  --bg-light:      #f5f8f6;       
  --border:        #d6e4da;      
  --radius:        12px;
  --shadow-sm:     0 1px 3px rgba(74,124,89,.08);
  --shadow-md:     0 4px 16px rgba(74,124,89,.12);
  --font-display:  'Playfair Display', serif;
  --font-body:     'DM Sans', sans-serif;
}

/* ==================== BASE ==================== */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--bg-white);
  font-size: 15px;
  line-height: 1.6;
}

/* ==================== UTILITIES ==================== */
.letter-spacing { letter-spacing: .12em; }
.section-padding { padding: 96px 0; }
.bg-light-custom { background-color: var(--bg-light); }

/* ==================== NAVBAR ==================== */
.navbar {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}

.navbar-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--text-dark) !important;
  letter-spacing: .01em;
}

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

.nav-link-custom {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted) !important;
  padding: 6px 14px !important;
  border-radius: 8px;
  transition: color .25s, background .25s;
}

.nav-link-custom:hover {
  color: var(--accent) !important;
  background: var(--accent-light);
}

/* ==================== HERO ==================== */
.hero-section {
  min-height: 100vh;
  padding-top: 90px;
  background: var(--bg-white);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--text-dark);
  line-height: 1.15;
}

.hero-subtitle {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--accent);
}

.hero-desc {
  font-size: .97rem;
  max-width: 460px;
  line-height: 1.8;
  text-align: justify;
}

/* Foto profil */
.hero-img-wrapper {
  position: relative;
  display: inline-block;
}

.hero-img-wrapper::before {
  content: '';
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 2px dashed #a8c5b0;
  animation: spin 18s linear infinite;
}

.hero-img-wrapper::after {
  content: '';
  position: absolute;
  inset: -24px;
  border-radius: 50%;
  border: 2px solid #edf4f0;
}

@keyframes spin { to { transform: rotate(360deg); } }

.hero-img {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  border: 6px solid var(--bg-white);
  box-shadow: var(--shadow-md);
  position: relative;
  z-index: 1;
}

@media (max-width: 768px) {
  .hero-img { width: 220px; height: 220px; }
}

/* Buttons */
.btn-primary-custom {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 500;
  font-size: .9rem;
  transition: background .25s, transform .2s;
  text-decoration: none;
}
.btn-primary-custom:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  color: #fff;
}

.btn-outline-custom {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 500;
  font-size: .9rem;
  transition: all .25s;
  text-decoration: none;
}
.btn-outline-custom:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  color: var(--accent-dark);
}

/* ==================== SECTION HEADER ==================== */
.section-label { letter-spacing: .12em; font-size: .78rem; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--text-dark);
  margin-bottom: 12px;
}

.title-underline {
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 99px;
  margin-top: 12px;
}

/* ==================== ABOUT - SKILLS ==================== */
.progress-custom {
  height: 8px;
  background: #d6e4da;
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar-custom {
  background: var(--accent);
  border-radius: 99px;
  transition: width 1.2s ease;
}

/* Personal info */
.personal-label { font-size: .8rem; color: var(--text-muted); }

.lh-lg { text-align: justify; }

/* ==================== EXPERIENCE SCROLLABLE ==================== */
.experience-scroll {
  max-height: 380px;
  overflow-y: auto;
  padding-right: 6px;
}

.experience-scroll::-webkit-scrollbar {
  width: 5px;
}

.experience-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.experience-scroll::-webkit-scrollbar-thumb {
  background: #a8c5b0;
  border-radius: 99px;
}

/* ==================== EXPERIENCE CARDS ==================== */
.experience-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: box-shadow .25s;
}
.experience-card:hover {
  box-shadow: var(--shadow-md);
}

.badge-period {
  background: var(--accent-light);
  color: var(--accent);
  font-size: .73rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 99px;
  white-space: nowrap;
}

/* ==================== CERTIFICATES ==================== */
.cert-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .3s, transform .3s;
  display: flex;
  flex-direction: column;
}

.cert-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.cert-img-wrapper {
  position: relative;
  width: 100%;
  height: 260px;
  overflow: hidden;
  background-color: #edf4f0;
}

.cert-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform .4s ease;
}

.cert-card:hover .cert-img {
  transform: scale(1.05);
}

.cert-category-overlay {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: .72rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .08em;
  background: rgba(255,255,255,0.92);
  padding: 3px 10px;
  border-radius: 99px;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.cert-body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.cert-title {
  font-size: .97rem;
  font-weight: 600;
  color: var(--text-dark);
}

.btn-cert {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  font-size: .85rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: gap .2s, color .2s;
  gap: 2px;
}
.btn-cert:hover { color: var(--accent-dark); gap: 6px; }

/* ==================== FOOTER ==================== */
.footer-section {
  border-top: 1px solid var(--border);
  background: var(--bg-light);
}

.social-link {
  color: var(--text-muted);
  font-size: 1.1rem;
  transition: color .2s, transform .2s;
  text-decoration: none;
  display: inline-block;
}
.social-link:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 576px) {
  .section-padding { padding: 64px 0; }
  .hero-section { padding-top: 80px; }
}