/* ==========================================================================
   Hesap Makinesi Stilleri (tema: index.html & dobutamininfuzyonu.html ile uyumlu)
   ========================================================================== */

.content-wrapper { gap: 30px; padding-bottom: 50px; max-width: 1200px; margin: 0 auto; }
.main-content { width: 100%; padding: 20px; box-sizing: border-box; }
.tool-section { text-align: center; margin-bottom: 0px; margin-top: 100px; }

/* Ortak kart – üç sütun bir arada */
.calculator-hub {
  padding: 24px;
  border-radius: 14px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  box-shadow: 0 6px 16px rgba(0,0,0,.08);
}

/* Grid kurgusu */
.calculator-and-side-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}
@media (min-width: 992px) {
  .calculator-and-side-content { grid-template-columns: 1fr 1fr 1fr; }
}
@media (min-width: 768px) and (max-width: 991px) {
  .calculator-and-side-content { grid-template-columns: 1fr 1fr; }
  .sidebar-column { grid-column: span 2; }
}

.calculator-column, .history-column, .sidebar-column { display: flex; flex-direction: column; gap: 16px; }

/* Toggle */
.calculator-toggle-container {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  font-family: 'DM Sans', sans-serif; font-size: 1.06em; margin-top: 6px; margin-bottom: 12px;
}
.toggle-label { font-weight: 700; color: var(--text-light); transition: color .2s; }
.toggle-label.active { color: var(--dark-blue); }
.switch { position: relative; width: 60px; height: 34px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; inset: 0; border-radius: 999px; background: var(--border-color); transition: .3s; }
.slider:before { content:""; position:absolute; width:26px; height:26px; left:4px; bottom:4px; border-radius: 50%;
  background: var(--white); box-shadow: 0 2px 6px rgba(0,0,0,.2); transition:.3s; }
input:checked + .slider { background: linear-gradient(180deg, var(--light-blue), #5aa3e6); }
input:checked + .slider:before { transform: translateX(26px); }

/* Hesap makinesi kutusu */
.calculator-container {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
  max-width: 560px; width: 100%; margin: 0 auto;
}

/* Ekran */
.calculator-screen {
  background: var(--light-gray);
  color: var(--text-color);
  font-size: 2.6em;
  line-height: 1.2;
  text-align: right;
  padding: 14px 16px;
  border-radius: 10px;
  margin-bottom: 16px;
  overflow-x: auto; white-space: nowrap; min-height: 64px;
  box-shadow: inset 0 1px 3px rgba(0,0,0,.08);
}

/* Buton ızgarası – estetik revizyon */
.calculator-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.calculator-buttons.scientific-grid { grid-template-columns: repeat(5, 1fr); }

.calculator-buttons button {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 0;
  font-size: 1.35em;
  font-family: 'DM Sans', sans-serif;
  color: var(--text-color);
  background: linear-gradient(180deg, #ffffff, #f4f6f8);
  box-shadow: 0 2px 6px rgba(0,0,0,.06);
  cursor: pointer;
  transition: transform .08s ease, box-shadow .15s ease, background .2s ease, border-color .2s ease;
}
.calculator-buttons button:hover { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(0,0,0,.08); }
.calculator-buttons button:active { transform: translateY(0); box-shadow: 0 2px 6px rgba(0,0,0,.06); }

.calculator-buttons button.operator {
  background: linear-gradient(180deg, var(--light-blue), #357ABD);
  color: #fff; font-weight: 700; border-color: transparent;
}
.calculator-buttons button.operator:hover { box-shadow: 0 8px 18px rgba(53,122,189,.35); }

.calculator-buttons button.clear {
  background: linear-gradient(180deg, #e53935, #d32f2f);
  color: #fff; font-weight: 700; border-color: transparent;
}
.calculator-buttons button.equals {
  background: linear-gradient(180deg, #43a047, #388e3c);
  color: #fff; font-weight: 700; border-color: transparent;
}
.calculator-buttons button.span-2 { grid-column: span 2; }
.scientific-buttons { font-size: 1.02em; padding: 12px 0; }
.scientific-buttons sup { font-size: .7em; vertical-align: super; }

/* Geçmiş */
.history-section {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
}
.history-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:6px; }
.history-section h2 { color: var(--dark-blue); font-size: 1.6em; margin: 0; }
.btn-ghost {
  background: transparent; border: 1px solid var(--border-color); border-radius: 10px;
  padding: 8px 12px; color: var(--text-color); cursor: pointer;
  transition: background .2s, color .2s, box-shadow .2s, transform .08s;
}
.btn-ghost:hover { background: var(--light-blue); color: #fff; box-shadow: 0 6px 14px rgba(0,0,0,.06); transform: translateY(-1px); }

.calculation-history {
  list-style: none; margin: 10px 0 0; padding: 0;
  max-height: 340px; overflow-y: auto;
  border: 1px solid var(--border-color); border-radius: 10px; background: #fff;
}
.calculation-history li {
  padding: 10px 14px; border-bottom: 1px solid var(--border-color);
  display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center;
  cursor:pointer; transition: background .2s;
}
.calculation-history li:last-child { border-bottom: none; }
.calculation-history li:hover { background: var(--light-gray); }
.calculation-history .expression { font-family: 'Google Sans', sans-serif; font-size: 1.02em; color: var(--text-color); flex-basis:65%; word-break:break-word; }
.calculation-history .result { font-weight:700; color: var(--light-blue); flex-basis:30%; text-align:right; }
.calculation-history .timestamp { font-size:.8em; color: var(--text-light); margin-top:4px; flex-basis:100%; text-align:right; }

.history-details { margin-top: 12px; border: 1px solid var(--border-color); border-radius: 10px; padding: 12px; background:#fff; }
.history-details h3 { margin: 0 0 10px; color: var(--dark-blue); font-size: 1.25em; }
.history-details pre { background: var(--light-gray); padding: 10px; border-radius: 8px; font-family: 'JetBrains Mono', monospace; font-size: .94em; border: 1px solid var(--border-color); }

/* Öneriler */
.other-tools {
  background: var(--white); border: 1px solid var(--border-color); border-radius: 14px; padding: 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
}
.suggestion-header { display:flex; align-items:center; justify-content:space-between; margin-bottom: 8px; }
.other-tools h3 { color: var(--dark-blue); margin: 0; font-size: 1.2em; }
.suggested-tools { list-style: none; padding: 0; margin: 0; }
.suggested-tools li { margin-bottom: 8px; }
.suggested-tools a {
  display:block; padding: 10px 12px; background: var(--light-gray); color: var(--text-color); text-decoration: none;
  border-radius: 8px; transition: background .2s, transform .08s, color .2s;
}
.suggested-tools a:hover { background: var(--light-blue); color: #fff; transform: translateX(4px); }

/* Açıklama kartı */
.description-card {
  margin-top: 24px; text-align: center; padding: 22px 24px; line-height: 1.7; font-size: 1.06em;
  color: var(--text-color); border-radius: 12px; background: var(--card-bg);
  box-shadow: 0 4px 10px rgba(0,0,0,.08); border: 1px solid var(--border-color);
}
.description-card p.description { margin: 0; max-width: 900px; margin-inline: auto; }

/* Dark mode */
:root[data-theme='dark'] .calculator-hub,
:root[data-theme='dark'] .calculator-container,
:root[data-theme='dark'] .history-section,
:root[data-theme='dark'] .history-details,
:root[data-theme='dark'] .other-tools,
:root[data-theme='dark'] .description-card { box-shadow: 0 6px 16px rgba(255,255,255,.05); border-color: #444; }
:root[data-theme='dark'] .calculator-screen { background: #333; color: #eee; }
:root[data-theme='dark'] .calculator-buttons button { background: linear-gradient(180deg, #5b5b5b, #444); color: #eee; border-color:#555; }
:root[data-theme='dark'] .calculator-buttons button.operator { background: linear-gradient(180deg, #2a6db0, #215c90); }
:root[data-theme='dark'] .calculator-buttons button.clear { background: linear-gradient(180deg, #b03a3a, #9d3131); }
:root[data-theme='dark'] .calculator-buttons button.equals { background: linear-gradient(180deg, #3e8e41, #317734); }
:root[data-theme='dark'] .calculation-history { border-color:#555; background:#3a3a3a; }
:root[data-theme='dark'] .calculation-history li { border-bottom-color:#555; color:#ddd; }
:root[data-theme='dark'] .calculation-history li:hover { background:#444; }
:root[data-theme='dark'] .history-details pre { background:#444; color:#eee; border-color:#555; }
:root[data-theme='dark'] .other-tools a { background:#444; color:#ddd; }
:root[data-theme='dark'] .other-tools a:hover { background:#2a6db0; color:#fff; }

/* Responsive ince ayar */
@media (max-width: 768px) {
  .calculator-buttons { gap: 8px; }
  .calculator-buttons.scientific-grid { grid-template-columns: repeat(4, 1fr); }
  .calculator-buttons button { font-size: 1.18em; padding: 12px 0; }
  .scientific-buttons { font-size: .95em; padding: 10px 0; }
  .calculator-screen { font-size: 2em; min-height: 54px; }
  .calculation-history li { flex-direction: column; align-items: flex-start; }
  .calculation-history .expression,.calculation-history .result,.calculation-history .timestamp { flex-basis: 100%; text-align: left; }
}
/* =====================  AÇIKLAMA (calc-description)  ===================== */
.calc-description { 
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 24px 26px;
  margin-top: 24px;
  box-shadow: 0 6px 16px rgba(0,0,0,.08);
  text-align: left;
}
.calc-description .desc-title{
  margin: 0 0 8px;
  color: var(--dark-blue);
  font-size: 1.75rem;
}
.calc-description .desc-intro{
  margin: 0 0 16px;
  color: var(--text-color);
  line-height: 1.7;
}

/* Kartlı özellik ızgarası */
.desc-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 10px;
}
@media (min-width: 768px){
  .desc-grid{ grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1100px){
  .desc-grid{ grid-template-columns: 1fr 1fr 1fr; }
}
.desc-card{
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
}
.desc-card h4{
  margin: 0 0 8px;
  color: var(--light-blue);
  font-size: 1.05rem;
}
.desc-list{
  margin: 0; padding-left: 18px;
  color: var(--text-color);
  line-height: 1.7;
}
.desc-list code{ background: var(--light-gray); padding: 2px 6px; border-radius: 6px; }

/* Kısayol rozetleri */
.kbd-wrap{ margin-top: 18px; }
.kbd-wrap h3{
  margin: 0 0 10px;
  color: var(--dark-blue);
  font-size: 1.2rem;
}
.pill-list{
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 0; margin: 0;
  list-style: none;
}
.pill{
  background: var(--light-gray);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  padding: 8px 10px;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .95rem; color: var(--text-color);
}
kbd{
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  background: #1111; border: 1px solid var(--border-color);
  border-bottom-width: 2px; border-radius: 6px;
  padding: 2px 6px; font-size: .92em; color: var(--text-color);
}

/* Örnekler */
.examples{ margin-top: 16px; }
.examples h3{
  margin: 0 0 10px;
  color: var(--dark-blue);
  font-size: 1.2rem;
}
.example-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
@media (min-width: 768px){
  .example-grid{ grid-template-columns: 1fr 1fr 1fr; }
}
.example-card{
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
  line-height: 1.7;
}
.example-card strong{ display:block; margin-bottom: 6px; color: var(--light-blue); }
.example-card code{ background: var(--light-gray); padding: 2px 6px; border-radius: 6px; }

.desc-note{
  margin: 8px 0 0;
  color: var(--text-light);
  font-size: .96rem;
}

/* Dark mode uyumu */
:root[data-theme='dark'] .calc-description{ box-shadow: 0 6px 16px rgba(255,255,255,.05); border-color:#444; }
:root[data-theme='dark'] .desc-card,
:root[data-theme='dark'] .example-card{ background:#3a3a3a; border-color:#555; box-shadow: 0 4px 12px rgba(255,255,255,.05); }
:root[data-theme='dark'] .desc-list code,
:root[data-theme='dark'] .example-card code{ background:#444; }
:root[data-theme='dark'] .pill{ background:#444; border-color:#555; }
:root[data-theme='dark'] kbd{ background:#444; border-color:#555; }

.pill {
  white-space: normal; /* satır kırılmasına izin ver */
  word-wrap: break-word; /* taşmayı engelle */
  display: inline-block; /* daha uyumlu davranır */
  max-width: 100%; /* kart genişliğini aşmasın */
}