/* CSS RESET & VARIABLES */
:root {
  --font-primary: 'Space Grotesk', sans-serif;
  --font-secondary: 'Rubik', sans-serif;

  /* Theme: Light Mode (Saweria Brand Colors) */
  --bg-color: #faf6f0;
  --grid-color: rgba(250, 100, 0, 0.04);
  --card-bg: #ffffff;
  --card-bg-alt: #fcfbf9;
  --text-main: #1e1e1e;
  --text-muted: #555555;
  --border-color: #000000;
  --primary-color: #fa6400; /* Saweria Orange */
  --primary-hover: #e05300;
  --secondary-color: #ffb300; /* Saweria Yellow */
  --secondary-hover: #e6a100;
  
  --success-color: #10b981;
  --success-bg: #ecfdf5;
  --info-color: #3b82f6;
  --danger-color: #ef4444;

  --border-width: 3px;
  --brutal-radius: 12px;
  --box-shadow-offset: 6px;
  --box-shadow-offset-hover: 10px;
  --box-shadow-offset-active: 2px;
  
  --shadow-color: #000000;
}

/* Dark Mode Theme Variables Override */
body.dark-mode {
  --bg-color: #121214;
  --grid-color: rgba(250, 100, 0, 0.05);
  --card-bg: #1e1e22;
  --card-bg-alt: #292930;
  --text-main: #f3f4f6;
  --text-muted: #a1a1aa;
  --border-color: #000000;
  --primary-color: #ff7722;
  --primary-hover: #fa6400;
  --secondary-color: #ffc43d;
  --secondary-hover: #ffb300;
  --shadow-color: #000000;
  --success-bg: #064e3b;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: var(--font-secondary);
}

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
  padding-bottom: 60px;
}

/* BACKGROUND GRID EFFECT */
.grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(var(--grid-color) 2px, transparent 2px),
    linear-gradient(90deg, var(--grid-color) 2px, transparent 2px);
  background-size: 40px 40px;
  z-index: -1;
  pointer-events: none;
}

/* CORE NEO-BRUTALIST STYLING UTILITIES */
.brutal-card {
  background-color: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--brutal-radius);
  box-shadow: var(--box-shadow-offset) var(--box-shadow-offset) 0px var(--shadow-color);
  padding: 24px;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
              box-shadow 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275),
              background-color 0.3s ease;
  position: relative;
}

.brutal-btn {
  background-color: var(--secondary-color);
  color: #000000;
  font-family: var(--font-primary);
  font-weight: 700;
  text-decoration: none;
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--brutal-radius);
  box-shadow: var(--box-shadow-offset) var(--box-shadow-offset) 0px var(--shadow-color);
  padding: 12px 24px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.brutal-btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--box-shadow-offset-hover) var(--box-shadow-offset-hover) 0px var(--shadow-color);
  background-color: var(--secondary-hover);
}

.brutal-btn:active {
  transform: translate(3px, 3px);
  box-shadow: var(--box-shadow-offset-active) var(--box-shadow-offset-active) 0px var(--shadow-color);
}

/* APP CONTAINER LAYOUT */
.app-container {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 30px;
  align-items: start;
}

/* SIDEBAR: PROFILE CARD */
.profile-card {
  background-color: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--brutal-radius);
  box-shadow: var(--box-shadow-offset) var(--box-shadow-offset) 0px var(--shadow-color);
  padding: 30px 24px 20px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: sticky;
  top: 30px;
  transition: background-color 0.3s ease;
}

.theme-toggle-container {
  width: 100%;
  display: flex;
  justify-content: flex-end;
  margin-bottom: -10px;
}

.mini-btn {
  padding: 8px 12px;
  font-size: 0.95rem;
  border-radius: 8px;
  box-shadow: 3px 3px 0px var(--shadow-color);
}

.mini-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--shadow-color);
}

.mini-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--shadow-color);
}

.avatar-container {
  position: relative;
  margin-top: 10px;
  margin-bottom: 20px;
}

.profile-avatar {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: var(--border-width) solid var(--border-color);
  object-fit: cover;
  background-color: var(--secondary-color);
  display: block;
}

.badge-online {
  position: absolute;
  bottom: 5px;
  right: 5px;
  background-color: var(--success-color);
  color: #ffffff;
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 4px 10px;
  border: 2px solid var(--border-color);
  border-radius: 20px;
  box-shadow: 2px 2px 0px #000;
}

.profile-info {
  margin-bottom: 20px;
}

.profile-name {
  font-family: var(--font-primary);
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 5px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.verify-badge {
  color: #1d9bf0;
  font-size: 1.2rem;
}

.profile-tagline {
  font-family: var(--font-primary);
  font-weight: 700;
  background-color: var(--primary-color);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: 6px;
  display: inline-block;
  font-size: 0.85rem;
  border: 2px solid var(--border-color);
  margin-bottom: 15px;
  box-shadow: 2px 2px 0px var(--shadow-color);
}

.profile-bio {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text-muted);
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  width: 100%;
  margin-bottom: 20px;
}

.stat-item {
  background-color: var(--card-bg-alt);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 10px;
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary-color);
}

.stat-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Social links list */
.social-links {
  display: flex;
  gap: 12px;
  margin-bottom: 25px;
}

.social-btn {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  padding: 0;
  font-size: 1.25rem;
}

.sidebar-footer {
  width: 100%;
  border-top: 2px dashed var(--border-color);
  padding-top: 15px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.sidebar-footer .version {
  margin-top: 3px;
  font-family: var(--font-primary);
  font-weight: 700;
  opacity: 0.7;
}

/* MAIN CONTENT TABS */
.main-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Navigation Tabs */
.tab-navigation {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  background-color: var(--card-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--brutal-radius);
  padding: 10px;
  box-shadow: var(--box-shadow-offset) var(--box-shadow-offset) 0px var(--shadow-color);
  transition: background-color 0.3s ease;
}

.tab-btn {
  background: transparent;
  color: var(--text-main);
  border: 2px solid transparent;
  border-radius: 8px;
  padding: 10px 18px;
  font-family: var(--font-primary);
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  background-color: var(--card-bg-alt);
  border-color: var(--border-color);
}

.tab-btn.active {
  background-color: var(--primary-color);
  color: #ffffff;
  border: 2px solid var(--border-color);
  box-shadow: 3px 3px 0px var(--shadow-color);
  transform: translate(-2px, -2px);
}

/* TAB CONTENT SECTIONS */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: tabFadeIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.15) forwards;
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tab-header {
  margin-bottom: 20px;
}

.tab-header h2 {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 5px;
}

.tab-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* FORM DUKUNG STYLES */
#tip-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 0.95rem;
}

/* Nominal Preset Grid */
.nominal-preset-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 5px;
}

.nominal-btn {
  background-color: var(--card-bg-alt);
  padding: 10px;
  font-size: 0.95rem;
}

.nominal-btn.active {
  background-color: var(--secondary-color);
  box-shadow: 3px 3px 0px var(--shadow-color);
  transform: translate(-2px, -2px);
}

.custom-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.currency-prefix {
  position: absolute;
  left: 15px;
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-muted);
}

#tip-form input[type="number"],
#tip-form input[type="text"],
#tip-form input[type="email"],
#tip-form textarea,
#guestbook-form input[type="text"],
#guestbook-form input[type="email"],
#guestbook-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--card-bg-alt);
  color: var(--text-main);
  font-size: 1rem;
  outline: none;
  font-weight: 500;
  transition: all 0.2s ease;
}

#tip-form input[type="number"] {
  padding-left: 45px;
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 1.1rem;
}

#tip-form input:focus,
#tip-form textarea:focus,
#guestbook-form input:focus,
#guestbook-form textarea:focus {
  background-color: var(--card-bg);
  box-shadow: 3px 3px 0px var(--shadow-color);
  transform: translate(-1px, -1px);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

/* Payment Selector */
.payment-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.payment-item {
  position: relative;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--card-bg-alt);
  cursor: pointer;
  overflow: hidden;
  transition: all 0.2s ease;
}

.payment-item input[type="radio"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.payment-item label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 15px 10px;
  width: 100%;
  height: 100%;
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.payment-item label i {
  font-size: 1.5rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.payment-item.active {
  background-color: var(--primary-color);
  color: #ffffff;
  box-shadow: 3px 3px 0px var(--shadow-color);
  transform: translate(-2px, -2px);
}

.payment-item.active label i {
  color: #ffffff;
}

.submit-btn {
  background-color: var(--primary-color);
  color: #ffffff;
  font-size: 1.1rem;
  padding: 16px;
  margin-top: 10px;
}

.submit-btn:hover {
  background-color: var(--primary-hover);
}

/* PORTOFOLIO & GOALS STYLES */
.section-title {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 800;
  margin: 30px 0 15px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.goals-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.goal-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
}

.goal-card.active-goal {
  border-left-width: 8px;
  border-left-color: var(--primary-color);
}

.goal-card.completed-goal {
  opacity: 0.9;
  border-left-width: 8px;
  border-left-color: var(--success-color);
}

.goal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.goal-tag {
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.active-tag {
  background-color: var(--secondary-color);
}

.success-tag {
  background-color: var(--success-color);
  color: #ffffff;
}

.goal-title {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 1.1rem;
}

.goal-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.goal-progress-container {
  width: 100%;
  height: 25px;
  background-color: var(--card-bg-alt);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
}

.goal-progress-bar {
  height: 100%;
  background-color: var(--primary-color);
  width: 0;
  transition: width 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.1);
}

.goal-progress-bar.completed {
  background-color: var(--success-color);
}

.goal-progress-pct {
  position: absolute;
  right: 10px;
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--text-main);
  background-color: var(--card-bg);
  padding: 1px 5px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.goal-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Projects grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.project-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.project-img-wrapper {
  position: relative;
  width: 100%;
  height: 160px;
  border-bottom: var(--border-width) solid var(--border-color);
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-type {
  position: absolute;
  top: 10px;
  left: 10px;
  background-color: #000;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-primary);
}

.project-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.project-name {
  font-family: var(--font-primary);
  font-size: 1.15rem;
  font-weight: 800;
}

.project-summary {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
  flex-grow: 1;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tech-tag {
  font-size: 0.7rem;
  font-weight: 700;
  background-color: var(--card-bg-alt);
  border: 1px solid var(--border-color);
  padding: 2px 6px;
  border-radius: 4px;
}

.card-btn {
  align-self: flex-start;
  margin-top: 5px;
}

/* LEADERBOARD STYLES */
.leaderboard-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 20px;
}

.leaderboard-card {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.card-title {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
}

.leaderboard-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.leaderboard-list li {
  background-color: var(--card-bg-alt);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: transform 0.2s ease;
}

.leaderboard-list li:hover {
  transform: translateX(4px);
}

.leader-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.leader-rank {
  width: 25px;
  height: 25px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 0.8rem;
  background-color: var(--card-bg);
}

.rank-1 { background-color: var(--secondary-color); color: #000; }
.rank-2 { background-color: #e5e7eb; color: #000; }
.rank-3 { background-color: #d97706; color: #fff; }

.leader-name {
  font-weight: 700;
  font-size: 0.9rem;
}

.leader-amount {
  font-family: var(--font-primary);
  font-weight: 800;
  color: var(--primary-color);
  font-size: 0.95rem;
}

/* Recent Feed List */
.recent-tips-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 400px;
  overflow-y: auto;
  padding-right: 5px;
}

.recent-tips-list::-webkit-scrollbar {
  width: 8px;
}

.recent-tips-list::-webkit-scrollbar-track {
  background: var(--card-bg-alt);
  border-radius: 4px;
}

.recent-tips-list::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.tip-feed-item {
  background-color: var(--card-bg-alt);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 15px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  animation: feedItemIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.25) forwards;
}

@keyframes feedItemIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.tip-feed-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tip-feed-name {
  font-size: 0.9rem;
  font-weight: 800;
}

.tip-feed-amount {
  font-family: var(--font-primary);
  font-weight: 800;
  color: var(--success-color);
  font-size: 0.85rem;
  background-color: var(--success-bg);
  border: 1px solid var(--border-color);
  padding: 2px 6px;
  border-radius: 4px;
}

.tip-feed-msg {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
  font-style: italic;
}

.tip-feed-time {
  font-size: 0.7rem;
  color: var(--text-muted);
  align-self: flex-end;
}

/* ABOUT & SKILLS STYLES */
.about-card {
  line-height: 1.6;
  font-size: 0.95rem;
}

.skills-section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.badge-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tech-badge-item {
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 8px 12px;
  background-color: var(--card-bg-alt);
  font-weight: 700;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 2px 2px 0px var(--shadow-color);
  transition: all 0.2s ease;
}

.tech-badge-item:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--shadow-color);
}

.tech-badge-item i {
  font-size: 1.1rem;
}

/* Badge specific icon colors */
.text-android { color: #3ddc84; }
.text-kotlin { color: #7f52ff; }
.text-compose { color: #4285f4; }
.text-php { color: #777bb4; }
.text-mysql { color: #00758f; }
.text-html { color: #e34c26; }
.text-js { color: #f7df1e; }
.text-git { color: #f05032; }

/* Timeline styling */
.timeline-list {
  list-style: none;
  position: relative;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.timeline-list::before {
  content: '';
  position: absolute;
  top: 5px;
  left: 5px;
  width: 4px;
  height: calc(100% - 10px);
  background-color: var(--border-color);
}

.timeline-list li {
  position: relative;
}

.timeline-list li::before {
  content: '';
  position: absolute;
  top: 6px;
  left: -20px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--secondary-color);
  border: 2px solid var(--border-color);
}

.timeline-time {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 0.8rem;
  color: var(--primary-color);
  margin-bottom: 2px;
}

.timeline-body strong {
  font-size: 0.95rem;
  display: block;
  margin-bottom: 3px;
}

.timeline-body p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* MODAL OVERLAY & POPUP STYLES */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  max-width: 450px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 0;
  transform: scale(0.9);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.25);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-header {
  border-bottom: var(--border-width) solid var(--border-color);
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--card-bg-alt);
}

.modal-header h3 {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 1.15rem;
}

.close-modal-btn {
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: var(--text-main);
  line-height: 1;
}

.modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.payment-summary-box {
  background-color: var(--card-bg-alt);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 15px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
}

.payment-amount-highlight {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px dashed var(--border-color);
  padding-top: 10px;
  margin-top: 5px;
}

.payment-amount-highlight h2 {
  font-family: var(--font-primary);
  color: var(--primary-color);
  font-weight: 800;
}

/* QRIS simulation box */
.qris-simulation-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.qris-tip {
  font-size: 0.75rem;
  text-align: center;
  color: var(--text-muted);
}

.qris-frame {
  background-color: #ffffff;
  border: var(--border-width) solid var(--border-color);
  border-radius: 8px;
  padding: 15px 15px 10px 15px;
  box-shadow: 4px 4px 0px #000;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 220px;
}

.simulated-qr {
  width: 100%;
  height: auto;
  margin-bottom: 10px;
}

.qris-brand {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 0.8rem;
  color: #ffffff;
  background-color: #fa6400;
  padding: 3px 10px;
  border: 1px solid #000;
  border-radius: 4px;
}

/* Phone screen loader simulation */
.wallet-simulation-box {
  padding: 20px 0;
}

.mock-phone-screen {
  background-color: var(--card-bg-alt);
  border: 2px solid var(--border-color);
  border-radius: var(--brutal-radius);
  padding: 30px 20px;
  text-align: center;
  box-shadow: inset 0px 0px 10px rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.wallet-icon-large {
  font-size: 3rem;
  color: var(--primary-color);
  animation: walletShake 1s infinite alternate;
}

@keyframes walletShake {
  0% { transform: rotate(-5deg) scale(1); }
  100% { transform: rotate(5deg) scale(1.1); }
}

.loader-dots {
  display: flex;
  gap: 6px;
}

.loader-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--primary-color);
  border: 1px solid var(--border-color);
  animation: loaderDotAnimation 0.6s infinite alternate;
}

.loader-dots span:nth-child(2) { animation-delay: 0.2s; }
.loader-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes loaderDotAnimation {
  0% { transform: translateY(0); }
  100% { transform: translateY(-8px); }
}

.modal-actions {
  display: flex;
  gap: 12px;
}

.modal-actions button {
  flex: 1;
}

.cancel-btn {
  background-color: #ef4444;
  color: #fff;
}
.cancel-btn:hover { background-color: #dc2626; }

.confirm-btn {
  background-color: var(--success-color);
  color: #fff;
}
.confirm-btn:hover { background-color: #059669; }

/* AUDIO INITIALIZER BANNER */
.audio-initializer-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: var(--secondary-color);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 15px;
  box-shadow: 3px 3px 0px var(--shadow-color);
  display: flex;
  align-items: center;
  gap: 15px;
  z-index: 9999;
  font-size: 0.85rem;
  font-weight: 700;
  max-width: 400px;
  animation: bannerSlideIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.25) forwards;
}

@keyframes bannerSlideIn {
  from { transform: translateY(100px) scale(0.9); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}

.audio-initializer-banner.hidden {
  display: none !important;
}

/* STREAM OVERLAY CONTAINER */
.stream-overlay-container {
  position: fixed;
  top: 30px;
  right: 30px;
  z-index: 99999;
  pointer-events: none;
  width: 400px;
  max-width: 90vw;
}

.overlay-card {
  background-color: #fffbeb; /* retro yellow background */
  color: #000000;
  border: 4px solid #000000;
  border-radius: 12px;
  box-shadow: 8px 8px 0px #000000;
  padding: 20px;
  display: flex;
  gap: 18px;
  transform: translateX(500px) rotate(5deg);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.25);
}

.overlay-card.active {
  transform: translateX(0) rotate(0deg);
  opacity: 1;
  pointer-events: auto;
}

.overlay-card.flash {
  animation: overlayFlash 0.5s 2 alternate;
}

@keyframes overlayFlash {
  0% { border-color: #000000; background-color: #fffbeb; }
  100% { border-color: var(--primary-color); background-color: var(--secondary-color); }
}

/* Retro animated cat face mascot */
.mascot-avatar {
  position: relative;
  width: 60px;
  height: 60px;
  background-color: #ff9f1c;
  border: 3px solid #000;
  border-radius: 50%;
  flex-shrink: 0;
  animation: mascotBounce 0.4s infinite alternate;
}

.mascot-ears::before,
.mascot-ears::after {
  content: '';
  position: absolute;
  top: -8px;
  width: 0;
  height: 0;
  border-bottom: 12px solid #ff9f1c;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
}

.mascot-ears::before { left: 4px; transform: rotate(-15deg); }
.mascot-ears::after { right: 4px; transform: rotate(15deg); }

.mascot-face {
  position: relative;
  width: 100%;
  height: 100%;
}

.mascot-eyes::before,
.mascot-eyes::after {
  content: '';
  position: absolute;
  top: 22px;
  width: 6px;
  height: 6px;
  background-color: #000;
  border-radius: 50%;
}
.mascot-eyes::before { left: 14px; }
.mascot-eyes::after { right: 14px; }

.mascot-blush::before,
.mascot-blush::after {
  content: '';
  position: absolute;
  top: 28px;
  width: 8px;
  height: 4px;
  background-color: #ff595e;
  border-radius: 4px;
}
.mascot-blush::before { left: 10px; }
.mascot-blush::after { right: 10px; }

.mascot-mouth {
  position: absolute;
  bottom: 16px;
  left: 27px;
  width: 6px;
  height: 4px;
  border: 2px solid #000;
  border-top: none;
  border-radius: 0 0 4px 4px;
}

@keyframes mascotBounce {
  0% { transform: translateY(0) scaleY(1); }
  100% { transform: translateY(-8px) scaleY(0.9); }
}

.overlay-text-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
}

.overlay-heading {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.3;
}

.overlay-sender {
  font-family: var(--font-primary);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary-color);
  background-color: #000000;
  color: var(--secondary-color);
  padding: 1px 6px;
  border-radius: 4px;
}

.overlay-action {
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0 4px;
}

.overlay-amount {
  font-family: var(--font-primary);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--success-color);
}

.overlay-message {
  font-family: var(--font-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  font-style: italic;
  color: #333;
  line-height: 1.4;
  word-break: break-word;
}

/* Floating emojis / confetti container */
.floating-emoji {
  position: fixed;
  font-size: 2rem;
  pointer-events: none;
  z-index: 999999;
  animation: emojiFloatUp 2.5s ease-out forwards;
}

@keyframes emojiFloatUp {
  0% {
    transform: translateY(100vh) translateX(0) scale(0.5) rotate(0deg);
    opacity: 1;
  }
  50% {
    opacity: 0.8;
  }
  100% {
    transform: translateY(-20vh) translateX(var(--float-x, 100px)) scale(1.5) rotate(var(--float-rot, 360deg));
    opacity: 0;
  }
}

/* RESPONSIVE MEDIA QUERIES */
@media (max-width: 900px) {
  .app-container {
    grid-template-columns: 1fr;
    margin: 20px auto;
  }

  .profile-card {
    position: static;
  }

  .tab-navigation {
    position: sticky;
    top: 10px;
    z-index: 100;
  }
}

@media (max-width: 600px) {
  .tab-btn {
    padding: 8px 12px;
    font-size: 0.85rem;
    gap: 6px;
  }

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

  .nominal-preset-grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

  .skills-section-grid {
    grid-template-columns: 1fr;
  }

  .stream-overlay-container {
    width: auto;
    left: 20px;
    right: 20px;
  }

  .audio-initializer-banner {
    left: 0;
    right: 0;
    bottom: 0;
    max-width: 100%;
    border-radius: 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
    box-shadow: none;
    padding: 12px 20px;
  }
}

/* CERTIFICATES SECTION STYLES */
.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

.cert-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.cert-card.hki-theme {
  border-left: 8px solid #fa6400; /* Orange border emphasis */
}

.cert-card.pkm-theme {
  border-left: 8px solid #ffb300; /* Yellow border emphasis */
}

.cert-badge-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.cert-badge {
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 6px;
  border: 2px solid var(--border-color);
  box-shadow: 2px 2px 0px var(--shadow-color);
}

.hki-badge {
  background-color: #ef4444; /* Red badge */
  color: #ffffff;
}

.pkm-badge {
  background-color: #10b981; /* Green badge */
  color: #ffffff;
}

.cert-year {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 0.85rem;
  background-color: var(--text-main);
  color: var(--card-bg);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.cert-body {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.cert-title {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 5px;
  line-height: 1.3;
}

.cert-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px dashed var(--border-color);
}

.cert-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
  flex-grow: 1;
}

.cert-detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
  line-height: 1.4;
}

.cert-detail-item strong {
  font-family: var(--font-primary);
  font-weight: 700;
  color: var(--text-main);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
}

.brutal-code-text {
  font-family: monospace;
  background-color: var(--card-bg-alt);
  color: var(--text-main);
  border: 2px solid var(--border-color);
  padding: 2px 8px;
  border-radius: 4px;
  align-self: flex-start;
  font-weight: bold;
  font-size: 0.85rem;
  box-shadow: 2px 2px 0px var(--shadow-color);
}

.role-badge {
  background-color: var(--secondary-color);
  color: #000000;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  padding: 2px 8px;
  font-family: var(--font-primary);
  font-weight: 700;
  align-self: flex-start;
  font-size: 0.8rem;
  box-shadow: 2px 2px 0px var(--shadow-color);
}

.cert-actions {
  margin-top: auto;
  padding-top: 15px;
  border-top: 2px dashed var(--border-color);
}

.cert-action-btn {
  width: 100%;
}

@media (max-width: 600px) {
  .certificates-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}