/* ===== CSS Değişkenleri ===== */
:root {
  --color-primary: #1976d2;
  --color-primary-dark: #125ca1;
  --color-primary-light: #e3f2fd;
  --color-success: #4caf50;
  --color-success-light: #e8f5e9;
  --color-warning: #ff9800;
  --color-error: #f44336;
  --color-text: #333;
  --color-text-light: #666;
  --color-bg: #f9f9f9;
  --color-white: #fff;
  --color-border: #e0e0e0;
  --color-gold: #ffd700;
  --color-silver: #c0c0c0;
  --color-bronze: #cd7f32;
  
  --font-heading: 'Palatino Linotype', 'Book Antiqua', Palatino, serif;
  --font-body: Georgia, 'Times New Roman', serif;
  --font-mono: 'Lucida Console', Monaco, monospace;
  --font-ui: 'Segoe UI', system-ui, -apple-system, sans-serif;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
  --shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.2);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 999px;
  
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  --max-width: 900px;
  --max-width-narrow: 600px;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  max-width: 100vw;
  padding: 5px;
}

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

/* ===== Typography ===== */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: #2c3e50;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.3rem; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.3) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.btn:hover::after {
  opacity: 1;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-success {
  background-color: var(--color-success);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-success:hover {
  background-color: #388e3c;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-light);
}

.btn-ghost:hover {
  background-color: rgba(0,0,0,0.05);
  color: var(--color-text);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.25rem;
  border-radius: var(--radius-lg);
}

.btn-xl {
  padding: 24px 48px;
  font-size: 1.5rem;
  border-radius: var(--radius-xl);
}

.btn-full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ===== Cards ===== */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 5px;
  margin-bottom: var(--spacing-lg);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-accent {
  border-left: 4px solid var(--color-primary);
}


/* Language Selector */
.language-selector {
  position: fixed;
  top: clamp(8px, 2vh, 15px);
  right: clamp(8px, 2vw, 15px);
  z-index: 10000;
}

.language-selector select {
 padding: clamp(6px, 1vh, 8px) clamp(12px, 3vw, 16px);
  font-size: clamp(12px, 2.5vw, 14px);
  padding-right: clamp(28px, 6vw, 36px);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-border);
  background: var(--color-white);
  cursor: pointer;
  font-family: var(--font-ui);
  transition: all var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.language-selector select:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.language-selector select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.2);
}

/* ===== Timer ===== */
#timer {
  position: fixed;
  top: clamp(8px, 2vh, 15px);
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-white);
  border-radius: var(--radius-full);
  padding: clamp(6px, 1.5vh, 10px) clamp(16px, 4vw, 24px);
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 2vw, 1rem);
  font-weight: 700;
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  z-index: 9999;
  border: 2px solid var(--color-border);
  letter-spacing: 0.05em;
}

#timer.warning {
  color: var(--color-warning);
  border-color: var(--color-warning);
  animation: pulse 1s infinite;
}

#timer.danger {
  color: var(--color-error);
  border-color: var(--color-error);
  animation: pulse 0.5s infinite;
}

@keyframes pulse {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50% { transform: translateX(-50%) scale(1.05); }
}

/* ===== Question Container ===== */
#test-screen {
  width: 100%;
  max-width: clamp(320px, 95vw, 900px);
  text-align: center;
  margin-top: clamp(40px, 8vh, 60px);
  padding: 0 clamp(8px, 2vw, 16px);
}

/* ===== Question Number ===== */
#question-number {
  font-size: clamp(0.95rem, 2.5vw, 1.15rem);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-ui);

}

/* ===== Question Container ===== */
#question-container {
  width: 100%;
  max-width: 450px;
  margin: var(--spacing-md) auto;
  max-height:450px;
}

/* Grid layout for split questions */
#question-container.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 4px;
  aspect-ratio: 1 / 1;
}

/* Single image layout */
#question-container.single-image {
  position: relative;
  aspect-ratio: 1 / 1;
}

#question-container.single-image .question-full {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
}

#question-container.single-image .drop-slot {
  position: absolute;
  width: 33%;
  height: 33%;
  right: 0;
  bottom: 0;
}

/* Cells */
.cell {
  width: 100%;
  height: 100%;
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  overflow: hidden;
}

.cell:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.cell img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Drop target */
.drop-slot {

  background: rgb(255, 255, 255);
  transition: all var(--transition-fast);
}

.drop-slot.drag-over {
  border-color: var(--color-success) !important;
  background: var(--color-success-light) !important;
  transform: scale(1.03);
}

.drop-slot.has-answer {
  border-style: solid !important;
  border-color: var(--color-primary) !important;
}

/* ===== Options ===== */
#options {
  display: grid;
  justify-content: center;
  gap: clamp(4px, 1vw, 8px);
  margin: var(--spacing-md) 0;
  flex-wrap: wrap;
  padding: 0 clamp(4px, 2vw, 16px);
  grid-template-rows: repeat(2, 1fr);
  align-items: center;
  justify-items: start;
  align-content: center;
  grid-auto-flow: column dense;
}

/* ===== Option Slots ===== */
.option-slot {
  
  width: clamp(100px, 15vw, 120px);
  height: clamp(100px, 15vw, 120px);
  min-width: 100px;

  
  margin: 2px;
  border: 2px dashed #ccc;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e8f4fd, var(--color-white));
  transition: all var(--transition-fast);
  cursor: pointer;
  flex-shrink: 0; /* Küçülmesini engelle */
}

.option-slot:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.option-slot:active {
  transform: scale(0.95);
}

/* ===== Option Images ===== */
.option {
  max-width: 90%;
  max-height: 90%;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
  cursor: grab;
}

.option:active {
  cursor: grabbing;
  transform: scale(1.1);
}

.option:hover {
  transform: scale(1.08);
}

.option.selected {
  opacity: 0.4;
  pointer-events: none;
}

#navigation {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(12px, 3vw, 24px);
  margin-top: var(--spacing-lg);
  padding: 0 clamp(8px, 2vw, 16px);
  flex-wrap: nowrap;
}

#navigation button {
  flex: 1; /* Eşit genişlik */
  min-width: 120px;
  max-width: 250px;
  height: 100px;
  padding: 0 clamp(16px, 3vw, 32px);
  border-radius: var(--radius-md);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 600;
  font-family: var(--font-body);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  white-space: nowrap;
}

/* Previous Button */
#prevBtn {
  background-color: var(--color-white);
  color: var(--color-text);
  border: 2px solid var(--color-border) !important;
}

#prevBtn:hover {
  background-color: #f5f5f5;
  transform: translateX(-3px);
  box-shadow: var(--shadow-md);
}

#prevBtn:active {
  transform: scale(0.97);
}

/* Next Button */
#nextBtn {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

#nextBtn:hover {
  background-color: var(--color-primary-dark);
  transform: translateX(3px);
  box-shadow: var(--shadow-lg);
}

#nextBtn:active {
  transform: scale(0.97);
}


/* ===== Modals & Popups ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9998;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s ease;
}

.modal-content {
  background: var(--color-white);
  padding: var(--spacing-xl);
  max-width: var(--max-width-narrow);
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  position: relative;
  animation: slideUp 0.4s ease;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 1.8rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal-close:hover {
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.05);
}

#popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-white);
  border: 3px solid var(--color-border);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: none;
  max-width: 90%;
  max-height: 90%;
  overflow-y: auto;
  text-align: center;
  z-index: 10001;
  animation: popIn 0.3s ease;
  
}

#certificate-popup {
  position: fixed;

  background: var(--color-white);
  border: 3px solid var(--color-border);
  padding: 5px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: none;
  max-width: 90%;
  max-height: 90%;
  overflow-y: auto;
  text-align: center;
  z-index: 10002; /* certificate-popup diğerlerinden yüksek */
  animation: popIn 0.3s ease;
}

#name-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-white);
  border: 3px solid var(--color-border);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: none;
  max-width: 480px;
  width: 90%;
  max-height: 95vh;
  overflow-y: auto;
  text-align: center;
  z-index: 10001;
  animation: popIn 0.3s ease;
  margin: 0; /* margin'i sıfırla */
}



#certificate-popup h2 {
  color: var(--color-success);
}

.certificate-header {
  font-size: 2rem;
  color: var(--color-success);
  margin-bottom: var(--spacing-md);
}

.certificate-score {
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin: var(--spacing-md) 0;
}

.certificate-level {
  font-size: 1.5rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}


.leaderboard-container.hidden {
  display: none !important;
}

.leaderboard-controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.leaderboard-controls button {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-border);
  background: var(--color-white);
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.leaderboard-controls button.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.leaderboard-controls button:hover:not(.active) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Table styles */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

thead {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
}

th {
  color: var(--color-white);
  padding: 14px 12px;
  text-align: center;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  padding: 12px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-ui);
}

tr:last-child td {
  border-bottom: none;
}

tr:nth-child(even) {
  background-color: #f8f9fa;
}

tr:hover {
  background-color: var(--color-primary-light);
  transition: background-color var(--transition-fast);
}

.rank-1 { color: var(--color-gold); font-weight: 700; }
.rank-2 { color: var(--color-silver); font-weight: 700; }
.rank-3 { color: var(--color-bronze); font-weight: 700; }

/* ===== Consent Popup ===== */
#consentPopup {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-white));
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.15);
  z-index: 99999;
  max-height: 80vh;
  overflow-y: auto;
  animation: slideUp 0.5s ease;
}

#consentPopup .consent-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 24px;
}

/* ===== Banner Carousel ===== */
.banner-carousel {
  width: 100%;
  max-width: 700px;
  height: 100px;
  overflow: hidden;
  position: relative;
  margin: var(--spacing-md) auto;
  border-radius: var(--radius-sm);
}

.carousel-banner {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  object-fit: contain;
}

.carousel-banner.active {
  opacity: 1;
  z-index: 1;
}

/* ===== Transition Screen ===== */
#transitionScreen {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
  width: 90%;
  max-width: 500px;
  margin: var(--spacing-xl) auto;
  padding: var(--spacing-xl);
  background: var(--color-white);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  font-family: var(--font-mono);
}

.progress-bar {
  width: 100%;
  height: 12px;
  background: #e0e0e0;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--spacing-md) 0;
}

.progress-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--color-success), #66bb6a);
  border-radius: var(--radius-full);
  transition: width 0.1s linear;
}

/* ===== Info Screen ===== */
#info-screen {
  max-width: var(--max-width-narrow);
  margin: var(--spacing-xl) auto;
  text-align: left;
  line-height: 1.4;
}

#info-screen ul {
  padding-left: var(--spacing-lg);
}

#info-screen li {
  margin-bottom: var(--spacing-sm);
}

.example {
  margin: var(--spacing-lg) 0;
  background: #f4f8ff;
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid #cdd;
}

.example h3 {
  color: var(--color-primary);
}

/* ===== Footer ===== */
.site-footer {
  background: #f0f0f0;
  padding: var(--spacing-lg);
  text-align: center;
  font-size: 0.9rem;
  width: 100%;
  color: var(--color-text-light);
  margin-top: var(--spacing-2xl);
}

.site-footer nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.site-footer a {
  color: var(--color-text-light);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.site-footer a:hover {
  background-color: #e0e0e0;
  color: var(--color-text);
}

/* ===== Utility Classes ===== */
.hidden {
  display: none !important;
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-light); }

.medal {
  font-size: 1.5rem;
}

.logo {
  height: clamp(80px, 20vw, 160px);
  margin-bottom: var(--spacing-md);
}

/* ===== KVKK Modal ===== */
#kvkkModal {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 4px;
}

#kvkkModal .kvkk-inner {
  background: var(--color-white);
  padding: 10px;
  max-width: 700px;
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

#kvkkCheck {
  transform: scale(1.5);
  accent-color: var(--color-primary);
  margin-right: var(--spacing-sm);
}

/* ===== Name Popup Form ===== */
#name-popup input,
#name-popup select {
  width: 100%;
  padding: 10px 14px;
  margin-bottom: var(--spacing-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-family: var(--font-ui);
  transition: border-color var(--transition-fast);
  background: var(--color-white);
}

#name-popup input:focus,
#name-popup select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

#name-popup label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  font-family: var(--font-ui);
  color: var(--color-text);
  text-align: left;
}

/* ===== Ad Banner ===== */
.ad-banner {
  max-width: 470px;
  width: 100%;
  height: auto;
  border: 2px dashed var(--color-success);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.ad-banner:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

/* ===== Print Styles ===== */
@media print {
  .no-print {
    display: none !important;
  }
  
  body {
    background: white;
  }
  
  #certificate-popup {
  max-width: clamp(300px, 90vw, 600px);
  max-height: 90vh;
    position: static;
    transform: none;
    box-shadow: none;
    border: 4px solid var(--color-success);
  }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  :root {
    --spacing-xl: 24px;
    --spacing-2xl: 32px;
  }
  
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.1rem; }
  
  #timer {
    font-size: 0.85rem;
    padding: 6px 16px;
  }
  
  .language-selector select {
    font-size: 12px;
    padding: 6px 12px;
  }
  

  .option-slot {
  width: clamp(100px, 15vw, 140px);
  height: clamp(100px, 15vw, 140px);
  min-width: 100px;
  }
  
  #navigation button {
    min-width: 120px;
    padding: 12px 20px;
    font-size: 1rem;
  }
  
  .btn-xl {
    padding: 18px 32px;
    font-size: 1.2rem;
  }
  
  .modal-content {
    padding: var(--spacing-md);
    width: 95%;
  }
  
  table {
    font-size: 0.8rem;
  }
  
  th, td {
    padding: 8px 6px;
  }
}

/* Mobil için özel düzenleme */
@media (max-width: 480px) {
  #navigation {
    gap: clamp(8px, 2vw, 12px);
    padding: 0 4px;
  }
  
  #navigation button {
    min-width: 100px;
    height: 80px;
    font-size: clamp(0.9rem, 4vw, 1rem);
    padding: 0 clamp(8px, 2vw, 16px);
  }
}

/* Çok küçük ekranlar için */
@media (max-width: 360px) {
  #navigation button {
    min-width: 90px;
    height: 70px;
    font-size: 0.85rem;
    padding: 0 8px;
  }
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes popIn {
  from {
    transform: translate(-50%, -50%) scale(0.85);
    opacity: 0;
  }
  to {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

.shake {
  animation: shake 0.3s ease;
}

/* ===== Focus Visible ===== */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a1a1a1;
}
/* Modal içeriği */
.modal-content {
  padding: clamp(16px, 4vw, var(--spacing-sm));
  max-width: clamp(300px, 90vw, 600px);
  width: 95%;
  max-height: 85vh;
}

/* Leaderboard tablosu */
.leaderboard-container {
  width: 100%;
  max-width: 640px;
  margin: var(--spacing-xl) auto;
  padding: 0 clamp(4px, 2vw, 16px);
  overflow-x: auto;
}

table {
  font-size: clamp(0.75rem, 2vw, 0.9rem);
}

th, td {
  padding: clamp(6px, 1.5vw, 12px) clamp(4px, 2vw, 10px);
}

/* Footer */
.site-footer {
  padding: clamp(16px, 3vw, var(--spacing-lg));
  font-size: clamp(0.8rem, 2vw, 0.9rem);
}

/* Banner carousel */
.banner-carousel {
  width: 100%;
  max-width: clamp(300px, 90vw, 700px);
  height: clamp(60px, 15vw, 100px);
  margin: var(--spacing-md) auto;
}

/* Transition screen */
#transitionScreen {
  width: clamp(280px, 90vw, 500px);
  padding: clamp(16px, 4vw, var(--spacing-xl));
  font-size: clamp(0.8rem, 2vw, 0.9rem);
}
.jr-banner-slide {
  width: 100%;
  max-width: 600px;
  height: 100px;
  margin: 20px auto;
  perspective: 800px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.jr-banner-slide a {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.6s ease;
  
}

.jr-banner-slide .banner-face {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.jr-banner-slide .banner-face img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes cubeSlide {
  0%, 30%   { transform: rotateY(0deg); }
  33%, 63%  { transform: rotateY(-120deg); }
  66%, 96%  { transform: rotateY(-240deg); }
  100%      { transform: rotateY(-360deg); }
}

.jr-banner-slide a {
  animation: cubeSlide 9s infinite;
}
.review-system { max-width: 480px; margin: 2rem auto; padding: 1.5rem; background: #fff; border-radius: 16px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.star-rating { font-size: 2rem; cursor: pointer; margin: 0.5rem 0; }
.star { color: #ddd; transition: color 0.2s; }
.star.active { color: #FFD700; }
.review-system textarea { width: 100%; min-height: 80px; padding: 0.8rem; border: 2px solid #e0e0e0; border-radius: 8px; font-family: inherit; resize: vertical; }
.review-submit-btn { padding: 0.8rem 2rem; background: #1976d2; color: #fff; border: none; border-radius: 50px; cursor: pointer; font-size: 1rem; font-weight: 600; }
.review-submit-btn:hover { background: #125ca1; }
.reviews-list { max-width: 480px; margin: 1rem auto; }
.review-card { background: #f9f9f9; border-radius: 12px; padding: 1rem; margin-bottom: 1rem; }
.review-stars { color: #FFD700; font-size: 1.2rem; }
.review-text { margin: 0.5rem 0; color: #333; }
.review-meta { color: #999; font-size: 0.8rem; }
#reviewContainer {
  position: relative;
  z-index: 10002 !important; /* certificate-popup'tan daha yüksek */
  background: #fff;
  max-width: 480px;
  margin: 1rem auto;
}

.review-system {
  position: relative;
  z-index: 10002;
}
.review-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 10010;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.review-modal-box {
  background: #fff;
  border-radius: 20px;
  padding: 1rem;
  max-width: 480px;
  width: 90%;
  position: relative;
  animation: popIn 0.4s ease;
}

.review-modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  color: #999;
}

.review-modal-close:hover {
  color: #333;
}
#reviewsList {
  max-width: 600px;
  margin: 2rem auto;
  padding: 0 1rem;
  position: relative;
}

#reviewsList h4 {
  font-size: 1.3rem;
  color: #2c3e50;
  text-align: center;
  margin-bottom: 1rem;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  height: 130px;
  overflow: hidden;
}

.review-card {
  background: #f9f9f9;
  border-radius: 12px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.review-stars {
  color: #FFD700;
  font-size: 1.1rem;
  text-align: left;
}

.review-flag {
  font-size: 1.2rem;
  text-align: right;
}

.review-text {
  margin: 0;
  color: #333;
  font-size: 0.9rem;
  line-height: 1.4;
  text-align: left;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.review-meta {
  color: #999;
  font-size: 0.75rem;
  text-align: right;
  margin-top: auto;
  padding-top: 0.5rem;
}

.reviews-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 1rem;
}

.reviews-nav button {
  padding: 0.5rem 1.5rem;
  border: 2px solid #1976d2;
  background: #fff;
  color: #1976d2;
  border-radius: 50px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.3s;
}

.reviews-nav button:hover:not(:disabled) {
  background: #1976d2;
  color: #fff;
}

.reviews-nav button:disabled {
  border-color: #ccc;
  color: #ccc;
  cursor: not-allowed;
}

/* Mobil: tek sütun */
@media (max-width: 480px) {
  .reviews-grid {
    grid-template-columns: 2fr;
    height: 130px;
  }
}
.test-counter {
  display: flex;
  justify-content: center;
  gap: 20px;
  max-width: 400px;
  margin: 1rem auto;
}

.counter-item {
  background: #fff;
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
  flex: 1;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}

.counter-value {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: #1976d2;
  transition: transform 0.3s ease;
}

.counter-value.rolling {
  animation: rollDown 0.5s ease;
}

.counter-label {
  font-size: 0.8rem;
  color: #999;
}

@keyframes rollDown {
  0% { transform: translateY(-20px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}
/* ==================== DROPDOWN MENÜ - GELİŞTİRİLMİŞ ==================== */
#userDropdown {
    display: none;
    position: absolute;
    top: 65px;
    right: 15px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15), 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 12px 0;
    z-index: 1000;
    min-width: 260px;
    max-width: 320px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

#userDropdown.visible {
    display: block;
    animation: dropdownSlide 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes dropdownSlide {
    from {
        opacity: 0;
        transform: translateY(-12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ==================== DROPDOWN HEADER ==================== */
.dropdown-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 4px 16px 12px 16px;
    border-bottom: 1px solid #f0f0f0;
}

.dropdown-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid #667eea;
    object-fit: cover;
    flex-shrink: 0;
}

.dropdown-name {
    font-weight: 700;
    font-size: 15px;
    margin: 0;
    color: #1a1a2e;
    line-height: 1.3;
}

.dropdown-stats {
    font-size: 12px;
    color: #888;
    margin: 2px 0 0;
}

/* ==================== DROPDOWN BÖLÜMLERİ (dropdown-section) ==================== */
.dropdown-section {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
    text-align: left;
}

.dropdown-section:last-of-type {
    border-bottom: none;
}

.dropdown-section-title {
    font-size: 10px;
    font-weight: 700;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    padding: 0 16px 8px 16px;
    user-select: none;
}

/* ==================== TOGGLE SWITCH (Ses/Bildirim) ==================== */
.dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    cursor: pointer;
    transition: background 0.2s ease;
    margin: 0 4px;
    border-radius: 8px;
}

.dropdown-toggle:hover {
    background: #f5f7ff;
}

.dropdown-toggle span {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

/* Custom Toggle Switch */
.dropdown-toggle input[type="checkbox"] {
    width: 42px;
    height: 24px;
    -webkit-appearance: none;
    appearance: none;
    background: #d1d5db;
    border-radius: 24px;
    position: relative;
    outline: none;
    cursor: pointer;
    transition: background 0.3s ease;
    flex-shrink: 0;
    border: none;
}

.dropdown-toggle input[type="checkbox"]::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    background: white;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.dropdown-toggle input[type="checkbox"]:checked {
    background: #667eea;
}

.dropdown-toggle input[type="checkbox"]:checked::before {
    transform: translateX(18px);
    box-shadow: 0 1px 4px rgba(102, 126, 234, 0.4);
}

/* ==================== DİL SELECT ==================== */
.dropdown-select {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    margin: 0 4px;
    border-radius: 8px;
    transition: background 0.2s ease;
}

.dropdown-select:hover {
    background: #f5f7ff;
}

.dropdown-select span {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

.dropdown-select select {
    padding: 4px 10px 4px 12px;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    font-size: 13px;
    background: white;
    cursor: pointer;
    outline: none;
    color: #333;
    font-weight: 500;
    transition: border-color 0.2s ease;
}

.dropdown-select select:hover {
    border-color: #667eea;
}

.dropdown-select select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

/* ==================== BİLDİRİM DURUM ETİKETİ ==================== */
.notification-status {
    font-size: 11px;
    padding: 0 16px 8px 16px;
    margin-top: -4px;
}

.notification-status .status-text {
    padding: 2px 10px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 10px;
    display: inline-block;
}

.notification-status .status-text.granted {
    background: #e8f5e9;
    color: #2e7d32;
}

.notification-status .status-text.denied {
    background: #ffebee;
    color: #c62828;
}

.notification-status .status-text.default {
    background: #fff3e0;
    color: #e65100;
}

/* ==================== DROPDOWN BUTONLAR ==================== */
.dropdown-btn {
    width: calc(100% - 16px);
    margin: 2px 8px;
    padding: 10px 14px;
    border: none;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
    display: flex;
    align-items: left;
    gap: 10px;
}

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

.dropdown-btn.logout {
    background: #fff3e0;
    color: #e65100;
}

.dropdown-btn.logout:hover {
    background: #ffe0b2;
}

.dropdown-btn.login {
    background: #e8f5e9;
    color: #2e7d32;
}

.dropdown-btn.login:hover {
    background: #c8e6c9;
}

.dropdown-btn.cache {
    background: #f3e5f5;
    color: #6a1b9a;
}

.dropdown-btn.cache:hover {
    background: #e1bee7;
}

.dropdown-btn.refresh-css {
    background: #e3f2fd;
    color: #0d47a1;
}

.dropdown-btn.refresh-css:hover {
    background: #bbdefb;
}

/* ==================== DROPDOWN HR ==================== */
#userDropdown hr {
    border: none;
    border-top: 1px solid #f0f0f0;
    margin: 6px 16px;
}