/* ===== CSS VARIABLES ===== */
:root {
  /* Colors */
  --color-primary: #0da105;
  --color-primary-hover: #14bd0b;
  --color-primary-border: #48b742;
  --color-primary-light: #efffee;
  --color-primary-soft: #ecfdf5;

  --color-success: #16a34a;
  --color-success-border: #22c55e;
  --color-success-ring: rgba(34, 197, 94, 0.18);

  --color-error: #ef4444;
  --color-error-light: #ffeded;
  --color-error-text: #eb8989;

  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-text-disabled: #aeaeae;
  --color-text-placeholder: #b1b1b1;
  --color-text-out: #7c7c7c;

  --color-bg: #ffffff;
  --color-bg-hover: #f8fafc;
  --color-bg-card: #ffffff;

  --color-border: #e5e7eb;
  --color-border-light: #e1e1e1;
  --color-border-hover: #cbd5e1;
  --color-border-disabled: #ddd;
  --color-border-out: #fbfafa;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-2lg: 18px;
  --spacing-xl: 20px;
  --spacing-2xl: 24px;
  --spacing-3xl: 28px;
  --spacing-4xl: 32px;

  /* Typography */
  --font-size-xs: 10px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 15px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;

  /* Layout */
  --border-radius: 6px;
  --border-radius-lg: 10px;
  --border-radius-xl: 12px;
  --border-radius-pill: 999px;

  /* Components */
  --card-max-width: 600px;
  --form-max-width: 720px;
  --button-max-width: 296px;
  --input-height: 46px;
  --tab-height: 72px;

  /* Shadows */
  --shadow-sm: 0 4px 4px 0 rgba(0, 0, 0, 0.08);
  --shadow-md: 0 6px 6px 0 rgba(0, 0, 0, 0.12);
  --shadow-inset: 0 4px 4px 0 var(--color-primary) inset;
}

/* ===== BASE STYLES ===== */
body > .container {
  margin-bottom: 0;
}

.content-checkout {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  width: 100%;
  gap: var(--spacing-4xl);
}

.content-checkout > section > div {
  width: 100%;
  margin-top: 0;
}

.cart-header {
  width: 100%;
  background: transparent;
  border-bottom: 1px solid var(--color-border-out);
  padding: var(--spacing-2lg) var(--spacing-3xl) var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.cart-header .container {
  width: 100%;
  padding: 0;
}

.cart-header a {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  justify-content: flex-start;
  width: fit-content;

  text-decoration: none;
  color: var(--color-text-out);
  font-size: var(--font-size-lg);
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  cursor: pointer;
}

/* ===== CARD COMPONENT ===== */
.check-out-card {
  border-radius: var(--border-radius-xl);
  border-color: var(--color-border);
  margin: var(--spacing-2xl) auto 0;
  max-width: var(--card-max-width);
}

.check-out-card .panel-body {
  padding: var(--spacing-2xl);
}

.check-out-card .panel-title,
.panel-title {
  margin: 0 0 var(--spacing-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  font-size: var(--font-size-xl);
}

/* ===== CHECKOUT CONTAINER ===== */
.checkout-container {
  width: 100%;
  margin: 0 auto;
  max-width: var(--card-max-width);
  padding-right: 0;
  padding-top: var(--spacing-md);
}

/* ===== PAYMENT TABS ===== */
.payment-tabs {
  border-bottom: none;
  margin-bottom: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.payment-tabs > li {
  margin-bottom: 0;
  margin-right: var(--spacing-sm);
}

.payment-tabs > li:last-child {
  margin-right: 0;
}

.payment-tabs > li > a {
  height: var(--tab-height);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  padding: var(--spacing-lg) var(--spacing-md);
  text-decoration: none;
  transition: all 0.2s ease;
}

.payment-tabs > li > a:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-border);
}

.payment-tabs > li > a:focus {
  outline: none;
}

.payment-tabs > li.active > a,
.payment-tabs > li.active > a:focus,
.payment-tabs > li.active > a:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-success-border);
  color: var(--color-success);
}

.tab-icon svg {
  width: var(--spacing-lg) + 2px;
  height: var(--spacing-lg) + 2px;
  fill: currentColor;
}

.tab-label {
  font-size: var(--font-size-lg);
  font-style: normal;
  font-weight: var(--font-weight-normal);
  line-height: normal;
}

/* ===== TAB CONTENT ===== */
.tab-content {
  margin-top: 0;
  border: none;
  padding: 0;
}

.tab-pane {
  padding: 0;
}

/* ===== TYPE TABS ===== */
.type-tab {
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border-light);
  background: var(--color-bg);
  max-width: 108px;
  width: 100%;
}

.type-tab.active {
  border: 1px solid var(--color-primary-border);
  background: var(--color-primary-light);
}

.type-tab .tab-icon svg path {
  fill: var(--color-text-out);
}

.type-tab.active .tab-icon svg path {
  fill: currentColor;
}

/* ===== PAYMENT HINT ===== */
.payment-hint {
  display: inline-flex;
  margin: var(--spacing-lg) 0 0;
  padding: 4px 10px;
  border-radius: var(--border-radius-pill);
  background: var(--color-primary-soft);
  color: var(--color-success);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  gap: var(--spacing-xs) + 2px;
  align-items: center;
}

.payment-hint svg {
  width: var(--spacing-lg);
  height: var(--spacing-lg);
  margin-right: 4px;
}

/* ===== PIX TUTORIAL ===== */
.pix-tutorial {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.pix-tutorial li {
  color: var(--color-text-disabled);
  font-size: var(--font-size-base);
  font-style: normal;
  font-weight: var(--font-weight-normal);
  line-height: normal;
}

/* ===== FORM STYLES ===== */
.card-form {
  max-width: var(--form-max-width);
  margin: 0 auto;
  padding: 0;
  font-family: Inter, system-ui, -apple-system, sans-serif;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select {
  width: 100%;
  height: var(--input-height);
  padding: 10px var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-size: var(--font-size-md);
  color: var(--color-text);
  outline: none;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
  font-family: inherit;
}

.form-group input::placeholder {
  color: var(--color-text-light);
}

.card-form input::placeholder {
  color: var(--color-text-light);
}

.form-group input:hover,
.form-group select:hover {
  border-color: var(--color-border-hover);
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--color-success-border);
  box-shadow: 0 0 0 3px var(--color-success-ring);
}

/* ===== FORM LAYOUT ===== */
.row-inline {
  display: grid;
  grid-template-columns: 1fr 250px;
  gap: var(--spacing-2xl);
}

.addr-grid-3 {
  display: grid;
  grid-template-columns: 1fr 0.8fr 1fr;
  gap: var(--spacing-2xl);
}

/* ===== SELECT COMPONENT ===== */
.select-wrap {
  position: relative;
}

.select-wrap select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding-right: 38px;
}

.select-wrap::after {
  content: "";
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  width: 25px;
  height: 25px;
  background-repeat: no-repeat;
  background-position: center;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="%2364748B" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"/></svg>');
  pointer-events: none;
}

/* ===== BUTTON STYLES ===== */
.btn-checkout {
  border-radius: var(--border-radius);
  border: 1px solid var(--color-primary-hover);
  background: var(--color-primary);
  display: flex;
  width: 100%;
  max-width: var(--button-max-width);
  padding: var(--spacing-md) var(--spacing-lg);
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-bg);
  text-align: center;
  font-size: var(--font-size-base);
  font-style: normal;
  font-weight: var(--font-weight-medium);
  line-height: normal;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

/* ===== ERROR STATES ===== */
.is-error {
  border-color: var(--color-error) !important;
}

.field-error {
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-xs);
  display: none;
}

.is-error + .field-error {
  display: block;
}

/* ===== MESSAGE CONTAINER ===== */
.message-container {
  display: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  align-items: center;
  gap: var(--spacing-sm);
  border-radius: 30px;
  justify-content: flex-start;
}

.message-container.alert {
  background: var(--color-error-light);
}

.message-container.alert span {
  color: var(--color-error-text);
  font-size: var(--font-size-base);
  font-style: normal;
  font-weight: var(--font-weight-normal);
  line-height: normal;
}

.message-container.alert img {
  width: var(--spacing-lg) + 2px;
  height: var(--spacing-lg) + 2px;
}

/* ===== UTILITY CLASSES ===== */
.two-inline {
  display: flex;
  gap: 12px;
}

/* ===== MEDIA QUERIES ===== */
@media (max-width: 768px) {
  .content-checkout {
    flex-direction: column-reverse;
    align-items: center;
  }

  /* .content-checkout > section > div {
    width: 100%;
    margin-top: 0;
  }

  .cart-header {
    width: 100%;
    background: transparent;
    border-bottom: 1px solid var(--color-border-out);
    padding: var(--spacing-2lg) var(--spacing-3xl) var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
  }

  .cart-header .container {
    width: 100%;
    padding: 0;
  } */

  /* Mobile form styles */
  .form-group {
    position: relative;
    margin-bottom: var(--spacing-xl);
  }

  .form-group label {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-md);
    color: var(--color-text-placeholder);
    font-size: var(--font-size-xs);
    font-style: normal;
    font-weight: var(--font-weight-normal);
    line-height: 1;
    background: transparent;
    z-index: 1;
    pointer-events: none;
    transition: all 0.3s ease;
  }

  .form-group input {
    height: 50px;
    padding-top: var(--spacing-3xl) !important;
    padding-bottom: var(--spacing-md) !important;
    padding-left: var(--spacing-md) !important;
    padding-right: var(--spacing-md) !important;
    border: 1px solid var(--color-border-disabled);
    border-radius: var(--spacing-xs);
    width: 100%;
    font-size: var(--font-size-base);
    background: var(--color-bg);
  }

  .form-group select {
    height: 55px;
    padding: var(--spacing-xl) var(--spacing-lg) 10px var(--spacing-lg);
  }

  .form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
  }

  .form-group input:focus + label,
  .form-group input:not(:placeholder-shown) + label,
  .form-group input[value]:not([value=""]) + label {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
  }

  .form-group input:disabled + label {
    color: #ccc;
  }

  .form-group input.is-error + label {
    color: var(--color-error);
  }

  /* Mobile layout adjustments */
  .check-out-card {
    border: none;
  }

  .check-out-card .panel-body {
    padding: 0;
  }

  .panel {
    background: none;
    box-shadow: none;
  }

  .row-inline,
  .addr-grid-3 {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .payment-hint {
    margin: 0;
  }

  .card-form {
    margin-top: 16px;
  }
}

@media (max-width: 767px) {
  /* Payment tabs mobile styles */
  .payment-tabs {
    gap: var(--spacing-sm);
  }

  .payment-tabs > li {
    margin-right: 0;
    margin-bottom: var(--spacing-sm);
  }

  .payment-tabs > li > a {
    flex-direction: row;
    height: 41px;
    gap: var(--spacing-sm);
    text-transform: none;
  }

  .tab-icon svg {
    width: 17px;
    height: 17px;
  }

  .tab-label {
    font-size: var(--font-size-base);
  }

  .type-tab {
    max-width: 100px;
    max-height: 41px;
  }
}