/* ============================================================
   Çiğdem Kundura — Design System
   Elegant, warm, professional shoe store aesthetic.
   Complements Bootstrap 5 (loaded via CDN in templates).
   Plain CSS — no preprocessors.
   ============================================================ */

/* ----------------------------------------------------------
   1. CUSTOM PROPERTIES (DESIGN TOKENS)
   ---------------------------------------------------------- */
:root {
  /* --- Color Palette --- */
  --deep-purple: #2c183d;
  --lavender: #bc9cc9;
  --gold: #e6a652;
  --cream: #fff1e2;
  --purple-mid: #4a2d6b;
  --green-light: #d1f5e0;
  --green-text: #1a7a45;
  --red-light: #fde8e8;
  --red-text: #c0392b;

  /* --- Derived / Semantic Colors --- */
  --color-white: #ffffff;
  --color-body-bg: var(--cream);
  --color-body-text: #3a2a4a;
  --color-muted: #8a7a9a;
  --color-border: var(--lavender);

  /* --- Hero-context colors (readable on dark backgrounds) --- */
  --green-hero: #6ee7a0;
  --red-hero: #fca5a5;

  /* --- Typography --- */
  --font-body: "Segoe UI", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: var(--font-body);
  --line-height-body: 1.6;
  --line-height-heading: 1.2;

  /* --- Spacing Scale (4px base) --- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;

  /* --- Border Radius --- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 50%;

  /* --- Shadows --- */
  --shadow-sm: 0 1px 3px rgba(44, 24, 61, 0.08);
  --shadow-md: 0 4px 12px rgba(44, 24, 61, 0.10);
  --shadow-lg: 0 8px 24px rgba(44, 24, 61, 0.14);
  --shadow-focus: 0 0 0 3px rgba(230, 166, 82, 0.35);

  /* --- Transitions --- */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

/* ----------------------------------------------------------
   2. BASE / RESET OVERRIDES
   ---------------------------------------------------------- */
body {
  padding-top: 0;
  background-color: var(--color-body-bg);
  color: var(--color-body-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--deep-purple);
  font-weight: 700;
  line-height: var(--line-height-heading);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

a {
  color: var(--purple-mid);
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--gold);
}

/* ----------------------------------------------------------
   3. LAYOUT
   ---------------------------------------------------------- */
.container {
  max-width: 1140px;
}

/* ----------------------------------------------------------
   4. NAVBAR
   ---------------------------------------------------------- */
.navbar {
  background-color: var(--deep-purple) !important;
  box-shadow: var(--shadow-md);
  padding: var(--space-4) var(--space-6);
}

.navbar-brand {
  color: var(--gold) !important;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

.navbar .nav-link {
  color: var(--cream) !important;
  font-weight: 500;
  transition: color var(--transition-fast);
  padding: var(--space-2) var(--space-4) !important;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
  color: var(--gold) !important;
}

.navbar-toggler {
  border-color: var(--lavender) !important;
  padding: var(--space-1) var(--space-2);
}

.navbar-toggler-icon {
  filter: brightness(2);
}

/* ----------------------------------------------------------
   5. CARDS
   ---------------------------------------------------------- */
.card {
  background-color: var(--color-white);
  border: 1px solid var(--lavender);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-5);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--purple-mid);
}

.card-title {
  color: var(--deep-purple);
  font-weight: 700;
}

.card-body {
  padding: var(--space-5);
}

.card-header {
  background-color: var(--deep-purple);
  color: var(--cream);
  border-bottom: none;
  font-weight: 600;
}

/* ----------------------------------------------------------
   6. BUTTONS
   ---------------------------------------------------------- */
.btn-primary {
  background-color: var(--gold);
  color: var(--deep-purple);
  border: none;
  font-weight: 700;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-6);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: #d4932e;
  color: var(--deep-purple);
  box-shadow: var(--shadow-focus);
}

.btn-secondary {
  background-color: var(--purple-mid);
  color: var(--color-white);
  border: none;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-6);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--deep-purple);
  color: var(--color-white);
  box-shadow: var(--shadow-focus);
}

.btn-success {
  background-color: var(--green-text);
  color: var(--color-white);
  border: none;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-6);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-success:hover,
.btn-success:focus {
  background-color: #14623a;
  color: var(--color-white);
  box-shadow: var(--shadow-focus);
}

.btn-danger {
  background-color: var(--red-text);
  color: var(--color-white);
  border: none;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-6);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-danger:hover,
.btn-danger:focus {
  background-color: #a93226;
  color: var(--color-white);
  box-shadow: var(--shadow-focus);
}

/* Outline gold variant */
.btn-outline-gold {
  background-color: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-6);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.btn-outline-gold:hover {
  background-color: var(--gold);
  color: var(--deep-purple);
}

/* Preset button (existing pattern) */
.btn-preset {
  margin-bottom: var(--space-1);
}

/* ----------------------------------------------------------
   7. FORMS
   ---------------------------------------------------------- */
.form-control,
.form-select {
  background-color: var(--color-white);
  border: 1px solid var(--lavender);
  color: var(--color-body-text);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--gold);
  box-shadow: var(--shadow-focus);
  background-color: var(--color-white);
  color: var(--color-body-text);
}

.form-control::placeholder {
  color: var(--lavender);
  opacity: 1;
}

.form-label {
  color: var(--deep-purple);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

/* ----------------------------------------------------------
   8. HERO SECTION
   ---------------------------------------------------------- */
.hero-section {
  background: linear-gradient(135deg, var(--deep-purple) 0%, var(--purple-mid) 100%);
  color: var(--cream);
  padding: var(--space-10) var(--space-6);
  text-align: center;
}

.hero-section h1,
.hero-section h2 {
  color: var(--gold);
}

.hero-section p,
.hero-section .subtitle {
  color: var(--lavender);
  font-size: 1.15rem;
}

/* ----------------------------------------------------------
   9. FOOTER
   ---------------------------------------------------------- */
footer {
  background-color: var(--deep-purple);
  color: var(--cream);
  padding: var(--space-6) 0;
}

footer a {
  color: var(--lavender);
  text-decoration: none;
}

footer a:hover {
  color: var(--gold);
}

footer small,
footer .text-muted {
  color: var(--lavender) !important;
}

/* ----------------------------------------------------------
   10. RESULT / SUMMARY CARDS
   ---------------------------------------------------------- */
.result-item {
  border: 1px solid var(--lavender);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
  background-color: var(--color-white);
  transition: box-shadow var(--transition-base);
}

.result-item:hover {
  box-shadow: var(--shadow-md);
}

.result-item:hover .result-details {
  display: block;
}

.result-details {
  display: none;
  margin-top: var(--space-3);
  font-size: 0.9em;
  color: var(--color-muted);
}

/* Semantic result states */
.result-positive {
  background-color: var(--green-light);
  color: var(--green-text);
  border-color: var(--green-text);
}

.result-negative {
  background-color: var(--red-light);
  color: var(--red-text);
  border-color: var(--red-text);
}

.result-neutral {
  background-color: var(--cream);
  color: var(--color-body-text);
}

/* ----------------------------------------------------------
    10b. RESULT CARD — REDESIGNED (Financial Dashboard)
    ---------------------------------------------------------- */
.result-card {
  background-color: var(--color-white);
  border: 1px solid var(--lavender);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.result-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--purple-mid);
}

.result-card__hero {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, var(--deep-purple) 0%, var(--purple-mid) 100%);
  color: var(--cream);
}

.result-card__sale-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.result-card__sale-amount {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold);
  white-space: nowrap;
}

.result-card__sale-label {
  font-size: 0.7rem;
  color: var(--lavender);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

.result-card__profit {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.result-card__profit-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--lavender);
  font-weight: 600;
}

.result-card__profit-amount {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.1;
  white-space: nowrap;
}

.result-card--positive .result-card__profit-amount {
  color: var(--green-hero);
}

.result-card--negative .result-card__profit-amount {
  color: var(--red-hero);
}

.result-card__hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-2);
}

.result-card__margins {
  display: flex;
  gap: var(--space-1);
}

.result-card__margin {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--cream);
  white-space: nowrap;
}

.result-card__badge {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.result-card__badge--profit {
  background-color: rgba(110, 231, 160, 0.2);
  color: var(--green-hero);
}

.result-card__badge--loss {
  background-color: rgba(252, 165, 165, 0.2);
  color: var(--red-hero);
}

.result-card__delete {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--lavender);
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.result-card__delete:hover {
  background-color: rgba(252, 165, 165, 0.2);
  color: var(--red-hero);
  border-color: var(--red-hero);
}

.result-card__delete svg {
  width: 14px;
  height: 14px;
}

.result-card__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2);
  border: none;
  background-color: var(--cream);
  color: var(--purple-mid);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.result-card__toggle:hover {
  background-color: var(--lavender);
  color: var(--deep-purple);
}

.result-card__toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-base);
}

.result-card__toggle--open svg {
  transform: rotate(180deg);
}

.result-card__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.result-card__body--open {
  max-height: 2000px;
}

.result-card__content {
  padding: var(--space-4) var(--space-5);
}

.result-card__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  grid-template-rows: auto auto;
  gap: var(--space-5);
}

.result-card__section--expense {
  grid-row: span 2;
}

.result-card__section-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--deep-purple);
  font-weight: 700;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--gold);
}

.result-card__section-title small {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-muted);
  text-transform: none;
  letter-spacing: normal;
}

.result-card__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-1) 0;
  font-size: 0.85rem;
  gap: var(--space-3);
}

.result-card__label {
  color: var(--color-muted);
  white-space: nowrap;
}

.result-card__value {
  font-weight: 600;
  color: var(--color-body-text);
  white-space: nowrap;
  text-align: right;
}

.result-card__values {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  white-space: nowrap;
}

.result-card__value--expense {
  color: var(--deep-purple);
}

.result-card__value--vat {
  color: var(--color-muted);
  font-weight: 400;
  font-size: 0.8rem;
}

.result-card__value-sep {
  color: var(--lavender);
  font-weight: 400;
  font-size: 0.75rem;
}

.result-card__row-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-2) 0;
  margin-top: var(--space-2);
  border-top: 1px solid var(--lavender);
  font-size: 0.85rem;
}

.result-card__row-total .result-card__label {
  font-weight: 600;
  color: var(--deep-purple);
}

.result-card__row-total .result-card__value {
  font-weight: 700;
  color: var(--deep-purple);
}

@media (max-width: 768px) {
  .result-card__hero {
    flex-wrap: wrap;
    padding: var(--space-3) var(--space-4);
    gap: var(--space-2);
  }

  .result-card__sale-info {
    flex: 0 0 auto;
  }

  .result-card__hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: var(--space-2);
  }

  .result-card__profit {
    order: 10;
    flex-basis: 100%;
    padding-top: var(--space-3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--space-1);
  }

  .result-card__profit-amount {
    font-size: 1.5rem;
  }

  .result-card__grid {
    grid-template-columns: 1fr;
  }

  .result-card__section--expense {
    grid-row: auto;
  }

  .result-card__content {
    padding: var(--space-3) var(--space-4);
  }

  .result-card__row {
    font-size: 0.8rem;
  }
}

@media (max-width: 576px) {
  .result-card__hero {
    padding: var(--space-3);
  }

  .result-card__sale-amount {
    font-size: 1rem;
  }

  .result-card__profit-amount {
    font-size: 1.25rem;
  }

  .result-card__margins {
    display: none;
  }

  .result-card__content {
    padding: var(--space-3);
  }

  .result-card__row {
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .result-card__label {
    white-space: normal;
    flex: 1;
  }

  .result-card__value,
  .result-card__values {
    flex: 0 0 auto;
  }
}

/* ----------------------------------------------------------
    11. RESULT TEXT (inline values)
    ---------------------------------------------------------- */
.result-text {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-text);
}

/* ----------------------------------------------------------
   12. TOOLTIPS
   ---------------------------------------------------------- */
.tooltip-inner {
  background-color: var(--deep-purple);
  color: var(--cream);
}

.tooltip .tooltip-arrow::before {
  border-top-color: var(--deep-purple);
}

.bs-tooltip-bottom .tooltip-arrow::before {
  border-bottom-color: var(--deep-purple);
}

/* ----------------------------------------------------------
   13. SCROLL TO TOP BUTTON
   ---------------------------------------------------------- */
#toTopButton {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 99;
  border: none;
  outline: none;
  background-color: var(--gold);
  color: var(--deep-purple);
  cursor: pointer;
  padding: 10px 15px;
  border-radius: var(--radius-full);
  font-size: 18px;
  font-weight: 700;
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

#toTopButton:hover {
  background-color: #d4932e;
  box-shadow: var(--shadow-lg);
}

/* ----------------------------------------------------------
   14. CODE / FORMULA BLOCKS
   ---------------------------------------------------------- */
pre.formula-code,
code.formula-code {
  background-color: var(--deep-purple);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 1rem;
  color: var(--cream);
}

/* ----------------------------------------------------------
   15. INFO / CALL-OUT BOXES
   ---------------------------------------------------------- */
.info-box,
.stable-rates-box {
  background-color: var(--cream);
  border: 1px solid var(--lavender);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-5);
}

/* ----------------------------------------------------------
   16. UTILITY CLASSES
   ---------------------------------------------------------- */

/* --- Text Colors --- */
.text-gold { color: var(--gold) !important; }
.text-purple { color: var(--deep-purple) !important; }
.text-purple-mid { color: var(--purple-mid) !important; }
.text-lavender { color: var(--lavender) !important; }
.text-cream { color: var(--cream) !important; }

/* --- Background Colors --- */
.bg-cream { background-color: var(--cream) !important; }
.bg-deep-purple { background-color: var(--deep-purple) !important; }
.bg-lavender { background-color: var(--lavender) !important; }
.bg-green-light { background-color: var(--green-light) !important; }
.bg-red-light { background-color: var(--red-light) !important; }
.bg-gold { background-color: var(--gold) !important; }
.bg-purple-mid { background-color: var(--purple-mid) !important; }

/* --- Borders --- */
.border-lavender { border-color: var(--lavender) !important; }
.border-gold { border-color: var(--gold) !important; }
.border-purple-mid { border-color: var(--purple-mid) !important; }

/* ----------------------------------------------------------
   17. RESPONSIVE — TABLET (max-width: 992px)
   ---------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-section {
    padding: var(--space-8) var(--space-5);
  }

  .hero-section h1 {
    font-size: 2rem;
  }

  .hero-section h2 {
    font-size: 1.6rem;
  }

  .card-body {
    padding: var(--space-4);
  }

  footer {
    padding: var(--space-5) 0;
  }
}

/* ----------------------------------------------------------
    18. RESPONSIVE — MOBILE (max-width: 768px)
    ---------------------------------------------------------- */
@media (max-width: 768px) {
  .hero-section {
    padding: var(--space-6) var(--space-4);
  }

  .hero-section h1 {
    font-size: 1.75rem;
  }

  .hero-section h2 {
    font-size: 1.4rem;
  }

  .hero-section p,
  .hero-section .subtitle {
    font-size: 1rem;
  }

  /* Cards full width on mobile */
  .card {
    margin-left: 0;
    margin-right: 0;
  }

  .card-body {
    padding: var(--space-4);
  }

  /* Navbar adjustments */
  .navbar {
    padding: var(--space-3) var(--space-4);
  }

  .navbar-brand {
    font-size: 1.15rem;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  h3 { font-size: 1.4rem; }
  h4 { font-size: 1.25rem; }

  /* display-4 used outside hero-section (e.g. calculator page heading) */
  .display-4 {
    font-size: 2rem !important;
  }

  /* Calculator: move sidebar below the form on mobile */
  .row > .col-md-4 {
    order: 2;
  }
  .row > .col-md-8 {
    order: 1;
  }

  /* Result items: prevent flex overflow on narrow screens */
  .result-item .d-flex {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  /* Long text in result details shouldn't overflow */
  .result-details {
    word-break: break-word;
    overflow-wrap: break-word;
  }
}

/* ----------------------------------------------------------
    19. RESPONSIVE — SMALL MOBILE (max-width: 576px)
    ---------------------------------------------------------- */
@media (max-width: 576px) {
  .hero-section {
    padding: var(--space-5) var(--space-3);
  }

  .hero-section h1 {
    font-size: 1.5rem;
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.4rem; }
  h3 { font-size: 1.25rem; }

  .display-4 {
    font-size: 1.75rem !important;
  }

  .btn-primary,
  .btn-secondary,
  .btn-success,
  .btn-danger,
  .btn-outline-gold {
    padding: var(--space-2) var(--space-4);
    width: 100%;
  }

  .card-body {
    padding: var(--space-3);
  }

  .info-box,
  .stable-rates-box {
    padding: var(--space-3);
  }

  .formula-code {
    padding: var(--space-3);
    font-size: 0.9rem;
  }
}

/* ----------------------------------------------------------
   20. ANIMATIONS & TRANSITIONS
   ---------------------------------------------------------- */
.nav-link img {
  transition: transform var(--transition-base);
}

.nav-link:hover img {
  transform: scale(1.1);
}

/* ----------------------------------------------------------
   21. UTILITY — VISIBILITY
   ---------------------------------------------------------- */
.hidden {
  display: none !important;
}

/* ----------------------------------------------------------
   22. STOK ANALIZI — PAGE HEADER
   ---------------------------------------------------------- */
.stok-page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-6) 0 var(--space-4);
  border-bottom: 2px solid var(--lavender);
  margin-bottom: var(--space-6);
}

.stok-page-header h1 {
  margin-bottom: 0;
}

.stok-page-header .home-link {
  font-size: 1.5rem;
  color: var(--gold);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.stok-page-header .home-link:hover {
  color: var(--purple-mid);
}

/* ----------------------------------------------------------
   23. STOK ANALIZI — INITIAL LOAD BUTTON
   ---------------------------------------------------------- */
.stok-initial-load {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

/* ----------------------------------------------------------
   24. STOK ANALIZI — FILE UPLOAD
   ---------------------------------------------------------- */
.stok-upload-section {
  margin-top: var(--space-6);
}

.stok-upload-section .upload-group {
  margin-bottom: var(--space-5);
}

.stok-upload-section .form-label {
  display: block;
  margin-bottom: var(--space-2);
}

.stok-upload-section input[type="file"] {
  display: block;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--lavender);
  border-radius: var(--radius-md);
  width: 100%;
  background-color: var(--color-white);
  color: var(--color-body-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.stok-upload-section input[type="file"]:focus {
  border-color: var(--gold);
  box-shadow: var(--shadow-focus);
  outline: none;
}

/* ----------------------------------------------------------
   25. STOK ANALIZI — LOADING SCREEN
   ---------------------------------------------------------- */
.stok-loading-screen {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  font-size: 1.15rem;
  color: var(--purple-mid);
}

/* ----------------------------------------------------------
   26. STOK ANALIZI — TAB NAVIGATION
   ---------------------------------------------------------- */
.stok-tab-navigation {
  display: flex;
  border-bottom: 2px solid var(--lavender);
  margin-bottom: var(--space-6);
}

.stok-tab-navigation button {
  padding: var(--space-3) var(--space-6);
  cursor: pointer;
  border: none;
  background-color: transparent;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-muted);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.stok-tab-navigation button:hover {
  color: var(--deep-purple);
}

.stok-tab-navigation button.active {
  border-bottom-color: var(--gold);
  font-weight: 700;
  color: var(--deep-purple);
}

/* ----------------------------------------------------------
   27. STOK ANALIZI — TAB CONTENT
   ---------------------------------------------------------- */
.stok-tab-content {
  display: none;
}

.stok-tab-content.active {
  display: block;
}

/* ----------------------------------------------------------
   28. STOK ANALIZI — FILTER SECTION
   ---------------------------------------------------------- */
.stok-filter-section {
  background-color: var(--cream);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  align-items: flex-end;
  border: 1px solid var(--lavender);
}

.stok-filter-section .filter-group {
  display: flex;
  flex-direction: column;
}

.stok-filter-section label {
  font-size: 0.9rem;
  margin-bottom: var(--space-1);
  color: var(--deep-purple);
  font-weight: 600;
}

.stok-filter-section input[type="text"],
.stok-filter-section input[type="number"] {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--lavender);
  border-radius: var(--radius-md);
  min-width: 180px;
  background-color: var(--color-white);
  color: var(--color-body-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.stok-filter-section input[type="text"]:focus,
.stok-filter-section input[type="number"]:focus {
  border-color: var(--gold);
  box-shadow: var(--shadow-focus);
  outline: none;
}

.stok-filter-section .btn-group button {
  margin-left: var(--space-2);
}

/* ----------------------------------------------------------
   29. STOK ANALIZI — SORT OPTIONS
   ---------------------------------------------------------- */
.stok-sort-options {
  margin-bottom: var(--space-6);
  text-align: right;
}

.stok-sort-options label {
  margin-right: var(--space-3);
  color: var(--deep-purple);
  font-weight: 600;
}

.stok-sort-options select {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--lavender);
  background-color: var(--color-white);
  color: var(--color-body-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.stok-sort-options select:focus {
  border-color: var(--gold);
  box-shadow: var(--shadow-focus);
  outline: none;
}

/* ----------------------------------------------------------
   30. STOK ANALIZI — PRODUCT GRID
   ---------------------------------------------------------- */
.stok-analysis-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-3);
}

.stok-analysis-results .product-card {
  border: 1px solid var(--lavender);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.stok-analysis-results .product-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--purple-mid);
}

.stok-analysis-results .product-card img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  margin-bottom: var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--lavender);
}

.stok-analysis-results .product-card .info {
  flex-grow: 1;
  width: 100%;
}

.stok-analysis-results .product-card .info h3 {
  font-size: 1.1rem;
  margin-top: 0;
  margin-bottom: var(--space-2);
  color: var(--deep-purple);
}

.stok-analysis-results .product-card .info p {
  font-size: 0.9rem;
  margin-bottom: var(--space-1);
  color: var(--color-muted);
}

/* ----------------------------------------------------------
   31. STOK ANALIZI — STOCK STATUS BADGES
   ---------------------------------------------------------- */
.stok-analysis-results .product-card .stock-status {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.85rem;
  margin-top: var(--space-3);
  align-self: stretch;
  text-align: center;
}

.stock-critical {
  background-color: var(--red-text);
}

.stock-low {
  background-color: var(--gold);
  color: var(--deep-purple) !important;
}

/* ----------------------------------------------------------
   32. STOK ANALIZI — DISMISS BUTTON
   ---------------------------------------------------------- */
.product-card .dismiss-card {
  position: absolute;
  top: 6px;
  right: 6px;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--red-text);
  background: var(--color-white);
  border-radius: var(--radius-full);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  border: 1px solid var(--lavender);
  box-shadow: var(--shadow-sm);
  z-index: 10;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.product-card .dismiss-card:hover {
  background-color: var(--red-light);
  border-color: var(--red-text);
}

/* ----------------------------------------------------------
   33. STOK ANALIZI — MAIN STOCK VARIANTS
   ---------------------------------------------------------- */
.main-stock-card .variants-list {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px dashed var(--lavender);
  text-align: left;
  width: 100%;
}

.main-stock-card .variants-list h4 {
  font-size: 0.95rem;
  margin-bottom: var(--space-2);
  color: var(--deep-purple);
}

.main-stock-card .variants-list ul {
  list-style: none;
  padding-left: 0;
  font-size: 0.85rem;
}

.main-stock-card .variants-list li {
  margin-bottom: var(--space-1);
  color: var(--color-muted);
}

.main-stock-card .variants-list li .status-critical {
  color: var(--red-text);
  font-weight: 700;
}

.main-stock-card .variants-list li .status-low {
  color: #c4880a;
  font-weight: 700;
}

/* ----------------------------------------------------------
   34. STOK ANALIZI — PAGINATION
   ---------------------------------------------------------- */
.stok-pagination-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--lavender);
}

.stok-pagination-controls .items-per-page,
.stok-pagination-controls .page-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.stok-pagination-controls input[type="number"] {
  width: 70px;
  padding: var(--space-2);
  border: 1px solid var(--lavender);
  border-radius: var(--radius-md);
  text-align: center;
}

.stok-pagination-controls input[type="number"]:focus {
  border-color: var(--gold);
  box-shadow: var(--shadow-focus);
  outline: none;
}

.stok-pagination-controls .page-indicator {
  font-size: 0.9rem;
  color: var(--deep-purple);
  font-weight: 600;
}

/* ----------------------------------------------------------
   35. STOK ANALIZI — FETCH NEW DATA BUTTON
   ---------------------------------------------------------- */
.stok-fetch-new {
  text-align: right;
  margin-top: var(--space-6);
}

/* ----------------------------------------------------------
   36. STOK ANALIZI — RESPONSIVE
   ---------------------------------------------------------- */
@media (max-width: 768px) {
  .stok-filter-section {
    flex-direction: column;
    gap: var(--space-4);
  }

  .stok-filter-section .filter-group {
    width: 100%;
  }

  .stok-filter-section input[type="text"],
  .stok-filter-section input[type="number"] {
    min-width: 100%;
  }

  .stok-pagination-controls {
    flex-direction: column;
    gap: var(--space-4);
  }

  .stok-analysis-results {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }

  .stok-tab-navigation button {
    padding: var(--space-2) var(--space-4);
    font-size: 0.9rem;
  }
}

@media (max-width: 576px) {
  .stok-analysis-results {
    grid-template-columns: 1fr;
  }

  .stok-page-header {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }

  .stok-filter-section .btn-group {
    display: flex;
    width: 100%;
  }

  .stok-filter-section .btn-group button {
    flex: 1;
    margin-left: 0;
  }
}