/* ============================================
   MODERN ENHANCEMENTS v3 - Istanbul Yenileniyor
   NON-DESTRUCTIVE overlay CSS
   Rule: NEVER change display, float, width, height, padding, margin
   on existing site elements.
   Only ADD: transitions, shadows, hover effects, colors
   ============================================ */

/* ---- CSS CUSTOM PROPERTIES ---- */
:root {
  --iy-primary: #0a3251;
  --iy-primary-light: #0d4170;
  --iy-accent: #21a8e0;
  --iy-accent-hover: #1b8fc0;
  --iy-success: #10b981;
  --iy-danger: #c0392b;
  --iy-text: #333333;
  --iy-text-light: #666666;
  --iy-white: #ffffff;
  --iy-border: #dee2e6;
  --iy-shadow-sm: 0 2px 4px rgba(0,0,0,0.06);
  --iy-shadow: 0 4px 12px rgba(0,0,0,0.1);
  --iy-shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --iy-radius: 6px;
  --iy-radius-lg: 10px;
  --iy-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- ACCESSIBILITY: SKIP LINK ---- */
.skip-link {
  position: fixed !important;
  top: -60px;
  left: 10px;
  background: var(--iy-primary);
  color: var(--iy-white) !important;
  padding: 10px 20px;
  text-decoration: none !important;
  z-index: 100000;
  border-radius: 0 0 var(--iy-radius) var(--iy-radius);
  font-weight: 600;
  font-size: 14px;
  transition: top var(--iy-transition);
  box-shadow: var(--iy-shadow);
}
.skip-link:focus {
  top: 0;
  outline: 3px solid var(--iy-accent);
  outline-offset: 2px;
}

/* ---- FOCUS VISIBLE ---- */
*:focus-visible {
  outline: 3px solid var(--iy-accent) !important;
  outline-offset: 2px;
}

/* ---- SMOOTH SCROLL ---- */
html {
  scroll-behavior: smooth;
}

/* ---- GLOBAL TRANSITIONS ---- */
a {
  transition: color var(--iy-transition), border-color var(--iy-transition), opacity var(--iy-transition);
}

.FormButton {
  transition: background-color var(--iy-transition), color var(--iy-transition), box-shadow var(--iy-transition), transform var(--iy-transition) !important;
}

.FormButton:hover {
  transform: translateY(-1px);
  box-shadow: var(--iy-shadow);
}

.SliderButton {
  transition: background-color var(--iy-transition), color var(--iy-transition), transform var(--iy-transition) !important;
}

.SliderButton:hover {
  transform: translateY(-1px);
}

/* ---- HOMEPAGE: CALL TO ACTION ---- */
.CallToAction .FormButton {
  transition: background-color var(--iy-transition), color var(--iy-transition), box-shadow var(--iy-transition), transform var(--iy-transition);
}

.CallToAction .FormButton:hover {
  transform: translateY(-1px);
  box-shadow: var(--iy-shadow);
}

/* ---- HOMEPAGE: SITE INFO ---- */
.SiteInfo h1::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, var(--iy-accent), var(--iy-primary));
  border-radius: 2px;
  margin-top: 10px;
}

/* ---- HOMEPAGE: ILCELER GRID ---- */
.ilcelerGrid > div {
  transition: box-shadow var(--iy-transition), transform var(--iy-transition);
  border-radius: var(--iy-radius);
  overflow: hidden;
}

.ilcelerGrid > div:hover {
  box-shadow: var(--iy-shadow-lg);
  transform: translateY(-3px);
}

.ilcelerGrid > div img {
  transition: transform var(--iy-transition);
}

.ilcelerGrid > div:hover img {
  transform: scale(1.03);
}

/* ---- HOMEPAGE: GRAY BANT ---- */
.GrayBant {
  background: linear-gradient(180deg, #ececec 0%, #e0e0e0 100%);
  border-top: 1px solid #d5d5d5;
  border-bottom: 1px solid #d5d5d5;
}

.VideoPdfLink > div {
  transition: box-shadow var(--iy-transition), transform var(--iy-transition);
  border-radius: var(--iy-radius);
}

.VideoPdfLink > div:hover {
  box-shadow: var(--iy-shadow);
  transform: translateY(-2px);
}

/* ---- HOMEPAGE: BOTTOM TEXT ---- */
.Bottomtext a {
  transition: color var(--iy-transition), border-color var(--iy-transition);
}

.Bottomtext a:hover {
  color: var(--iy-accent);
}

/* ---- SSS: ACCORDION ---- */
.SSSContainer > div > div div.AccordionLine {
  transition: border-color var(--iy-transition), background-color var(--iy-transition);
}

.SSSContainer > div > div div.AccordionLine:hover {
  border-color: var(--iy-accent);
}

.SSSContainer > div > div div.AccordionLine span {
  transition: color var(--iy-transition), background-color var(--iy-transition);
}

.SSSContainer > div > div div.AccordionLine span:hover {
  background-color: rgba(33, 168, 224, 0.04);
}

.SssSearch div input {
  transition: background-color var(--iy-transition), color var(--iy-transition);
}

.SssSearch div input:hover {
  background: var(--iy-accent);
  color: var(--iy-white);
}

/* ---- CONTACT FORM ---- */
.ContactForm .FormLine div input[type='text'],
.ContactForm .FormLine div input[type='email'],
.ContactForm .FormLine div input[type='tel'],
.ContactForm .FormLine div textarea,
.ContactForm .FormLine div select {
  transition: border-color var(--iy-transition), box-shadow var(--iy-transition);
}

.ContactForm .FormLine div input[type='text']:focus,
.ContactForm .FormLine div input[type='email']:focus,
.ContactForm .FormLine div input[type='tel']:focus,
.ContactForm .FormLine div textarea:focus,
.ContactForm .FormLine div select:focus {
  border-color: var(--iy-accent);
  box-shadow: 0 0 0 3px rgba(33, 168, 224, 0.12);
}

/* ---- NEDIR: PROCESS STEPS ---- */
.DetailContent > div {
  transition: box-shadow var(--iy-transition), transform var(--iy-transition);
}

.DetailContent > div:hover {
  box-shadow: var(--iy-shadow);
  transform: translateY(-2px);
}

/* ---- VIDEO CONTAINER ---- */
.VideoContainer {
  overflow: hidden;
  border-radius: var(--iy-radius-lg);
}

/* ---- KVKK: SIDE MENU ---- */
.TwoColonMenu .LeftColon a {
  transition: color var(--iy-transition), background-color var(--iy-transition);
  border-radius: 4px;
}

.TwoColonMenu .LeftColon a:hover {
  background-color: rgba(33, 168, 224, 0.06);
  color: var(--iy-accent);
}

/* ---- OVERLAY ---- */
.OverlayBox {
  border-radius: var(--iy-radius-lg);
  box-shadow: var(--iy-shadow-lg);
}

.OverlayClose {
  transition: transform var(--iy-transition), opacity var(--iy-transition);
}

.OverlayClose:hover {
  transform: scale(1.15);
  opacity: 0.8;
}

/* ---- FOOTER (no layout changes) ---- */
footer .Second a,
footer .Second a i {
  transition: color var(--iy-transition), opacity var(--iy-transition);
}

footer .Second a:hover {
  opacity: 0.8;
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--iy-accent), var(--iy-primary));
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--iy-primary);
}

/* ---- SELECTION COLOR ---- */
::selection {
  background: var(--iy-accent);
  color: var(--iy-white);
}
::-moz-selection {
  background: var(--iy-accent);
  color: var(--iy-white);
}

/* ================================================
   ACCESSIBILITY MODES
   ================================================ */

/* ---- REDUCED MOTION ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  [data-aos] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

body.iy-reduced-motion *,
body.iy-reduced-motion *::before,
body.iy-reduced-motion *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
}

body.iy-reduced-motion [data-aos] {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

/* ---- FONT SIZE MODES ---- */
/* main içeriği büyüt, header ve widget etkilenmesin */
body.iy-font-large #main-content {
  zoom: 1.15;
  -moz-transform: scale(1.15);
  -moz-transform-origin: top left;
}

body.iy-font-xlarge #main-content {
  zoom: 1.3;
  -moz-transform: scale(1.3);
  -moz-transform-origin: top left;
}

/* Footer içeriğini de büyüt ama widget hariç */
body.iy-font-large footer:not(.iy-a11y-widget) {
  zoom: 1.15;
  -moz-transform: scale(1.15);
  -moz-transform-origin: top left;
}

body.iy-font-xlarge footer:not(.iy-a11y-widget) {
  zoom: 1.3;
  -moz-transform: scale(1.3);
  -moz-transform-origin: top left;
}

/* Widget her zaman normal boyutta kalsın */
.iy-a11y-widget {
  zoom: 1 !important;
  -moz-transform: none !important;
}

/* ---- TEXT SPACING MODE ---- */
body.iy-text-spacing *:not(.iy-a11y-widget *) {
  letter-spacing: 0.12em !important;
  word-spacing: 0.16em !important;
  line-height: 2 !important;
}

/* ---- UNDERLINE LINKS MODE ---- */
body.iy-underline-links a:not(.iy-a11y-widget a) {
  text-decoration: underline !important;
  text-underline-offset: 3px;
}

/* ---- LARGE CURSOR MODE ---- */
body.iy-large-cursor,
body.iy-large-cursor * {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cpath d='M4 4 L4 28 L12 20 L20 20 Z' fill='%23000' stroke='%23fff' stroke-width='2'/%3E%3C/svg%3E") 4 4, auto !important;
}

/* ---- READING GUIDE ---- */
.iy-reading-guide {
  position: fixed !important;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100vh;
  pointer-events: none;
  z-index: 99998;
  display: none;
}

.iy-reading-guide.iy-active {
  display: block !important;
}

.iy-reading-guide-line {
  position: absolute !important;
  left: 0;
  width: 100% !important;
  height: 12px;
  background: rgba(33, 168, 224, 0.2);
  border-top: 2px solid var(--iy-accent);
  border-bottom: 2px solid var(--iy-accent);
  pointer-events: none;
  transition: top 0.05s linear;
}

/* ---- DYSLEXIA FRIENDLY ---- */
body.iy-dyslexia-font *:not(.iy-a11y-widget *) {
  font-family: 'Comic Sans MS', 'OpenDyslexic', 'Arial', sans-serif !important;
  letter-spacing: 0.05em !important;
  word-spacing: 0.1em !important;
}

/* ================================================
   ACCESSIBILITY WIDGET UI
   ================================================ */

.iy-a11y-widget {
  position: fixed !important;
  bottom: 20px;
  left: 20px;
  z-index: 99999;
  font-family: 'Ubuntu', sans-serif;
}

.iy-a11y-toggle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--iy-primary);
  color: var(--iy-white);
  border: 3px solid var(--iy-white);
  box-shadow: var(--iy-shadow-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  transition: all var(--iy-transition);
  padding: 0;
  line-height: 1;
}

.iy-a11y-toggle:hover {
  background: var(--iy-accent);
  transform: scale(1.08);
}

.iy-a11y-panel {
  position: absolute !important;
  bottom: 62px;
  left: 0;
  background: var(--iy-white);
  border-radius: var(--iy-radius-lg);
  box-shadow: var(--iy-shadow-lg);
  padding: 20px;
  width: 300px;
  max-height: 70vh;
  overflow-y: auto;
  display: none;
  border: 1px solid var(--iy-border);
}

.iy-a11y-panel.iy-open {
  display: block;
  animation: iy-a11y-show 0.25s ease;
}

@keyframes iy-a11y-show {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.iy-a11y-panel h4 {
  font-size: 14px !important;
  font-weight: 700 !important;
  color: var(--iy-primary);
  margin: 0 0 16px 0 !important;
  padding: 0 0 10px 0 !important;
  border-bottom: 2px solid var(--iy-border) !important;
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  float: none !important;
  width: auto !important;
}

.iy-a11y-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--iy-text-light);
  padding: 0;
  line-height: 1;
  transition: color var(--iy-transition);
  float: none !important;
  width: auto !important;
}

.iy-a11y-close:hover {
  color: var(--iy-danger);
}

.iy-a11y-option {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0 !important;
  border-bottom: 1px solid rgba(0,0,0,0.06) !important;
  float: none !important;
  width: auto !important;
  clear: both;
}

.iy-a11y-option:last-of-type {
  border-bottom: none !important;
}

.iy-a11y-option label:not(.iy-toggle-switch) {
  font-size: 13px !important;
  color: var(--iy-text);
  font-weight: 500;
  cursor: pointer;
  display: flex !important;
  align-items: center;
  gap: 8px;
  float: none !important;
  width: auto !important;
  margin: 0 !important;
  padding: 0 !important;
}

.iy-a11y-option label span.iy-a11y-icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
  float: none !important;
}

/* Toggle switch — label elementi, tıklama checkbox'a ulaşsın */
.iy-toggle-switch {
  position: relative !important;
  display: inline-block !important;
  width: 44px !important;
  height: 24px !important;
  flex-shrink: 0;
  float: none !important;
  cursor: pointer;
  margin: 0 !important;
  padding: 0 !important;
}

.iy-toggle-switch input {
  opacity: 0;
  width: 0 !important;
  height: 0 !important;
}

.iy-toggle-slider {
  position: absolute !important;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: background-color var(--iy-transition);
  border-radius: 24px;
}

.iy-toggle-slider:before {
  position: absolute !important;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: transform var(--iy-transition);
  border-radius: 50%;
}

.iy-toggle-switch input:checked + .iy-toggle-slider {
  background-color: var(--iy-accent);
}

.iy-toggle-switch input:checked + .iy-toggle-slider:before {
  transform: translateX(20px);
}

/* Font size buttons */
.iy-font-btns {
  display: flex !important;
  gap: 6px;
  float: none !important;
  width: auto !important;
}

.iy-font-btn {
  width: 32px !important;
  height: 32px !important;
  border: 2px solid var(--iy-border) !important;
  border-radius: var(--iy-radius) !important;
  background: var(--iy-white) !important;
  cursor: pointer;
  font-size: 12px !important;
  font-weight: 700;
  color: var(--iy-text);
  transition: all var(--iy-transition);
  display: flex !important;
  align-items: center;
  justify-content: center;
  padding: 0 !important;
  float: none !important;
}

.iy-font-btn:hover {
  border-color: var(--iy-accent) !important;
  color: var(--iy-accent);
}

.iy-font-btn.iy-active {
  background: var(--iy-accent) !important;
  border-color: var(--iy-accent) !important;
  color: var(--iy-white);
}

.iy-a11y-reset {
  width: 100% !important;
  margin-top: 12px !important;
  padding: 8px !important;
  background: none !important;
  border: 1px solid var(--iy-border) !important;
  border-radius: var(--iy-radius) !important;
  cursor: pointer;
  font-size: 12px !important;
  color: var(--iy-text-light);
  transition: all var(--iy-transition);
  font-family: 'Ubuntu', sans-serif;
  float: none !important;
  display: block !important;
}

.iy-a11y-reset:hover {
  border-color: var(--iy-danger) !important;
  color: var(--iy-danger);
  background: rgba(192, 57, 43, 0.05) !important;
}