/* ============================================
   STANDARDIZED BUTTON SYSTEM - Brick in the Wall Theme
   ============================================ */

/* CSS Variables for consistent theming */
:root {
  /* Brick Orange Gradient Colors */
  --brick-orange-lighter: #f0a968;
  --brick-orange-light: #d17842;
  --brick-orange-mid: #b87333;
  --brick-orange-dark: #9a5f28;

  /* Moss/Oxidized Green */
  --moss-green: #5f7044;

  /* Button Gradients - Enhanced with more visible transitions */
  --gradient-primary: linear-gradient(
    135deg,
    #e89a5c 0%,
    var(--brick-orange-light) 25%,
    var(--brick-orange-mid) 60%,
    var(--brick-orange-dark) 100%
  );
  --gradient-primary-hover: linear-gradient(
    135deg,
    var(--brick-orange-lighter) 0%,
    #e89a5c 25%,
    var(--brick-orange-light) 60%,
    var(--brick-orange-mid) 100%
  );
  --gradient-border: linear-gradient(
    135deg,
    var(--brick-orange-light) 0%,
    var(--brick-orange-mid) 50%,
    var(--brick-orange-dark) 80%,
    rgba(42, 31, 20, 0.8) 100%
  );

  /* Button Sizes */
  --btn-padding-standard: 1rem 2rem;
  --btn-padding-small: 0.5rem 1rem;
  --btn-font-size-standard: 1.125rem;
  --btn-font-size-small: 0.875rem;
  --btn-border-radius: 0.5rem;
}

/* ============================================
   BASE BUTTON STYLES
   ============================================ */
.btn-base {
  display: inline-block;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", sans-serif;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: var(--btn-border-radius);
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  position: relative;
  white-space: nowrap;
}

.btn-base:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(184, 115, 51, 0.5);
}

/* ============================================
   PRIMARY BUTTON (Filled Gradient)
   ============================================ */
.btn-primary {
  background: linear-gradient(
    135deg,
    #e89a5c 0%,
    var(--brick-orange-light) 25%,
    var(--brick-orange-mid) 60%,
    var(--brick-orange-dark) 100%
  );
  color: #1a1a1a;
  padding: var(--btn-padding-standard);
  font-size: var(--btn-font-size-standard);
  border: none;
  box-shadow: inset 1px 1px 0 rgba(255, 255, 255, 0.4),
    inset -1px -1px 0 rgba(0, 0, 0, 0.1);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  background: linear-gradient(
    135deg,
    #f0a968 0%,
    #e89a5c 25%,
    var(--brick-orange-light) 60%,
    var(--brick-orange-mid) 100%
  );
  box-shadow: 0 4px 12px rgba(184, 115, 51, 0.3),
    inset 2px 2px 0 rgba(255, 255, 255, 0.5),
    inset -1px -1px 0 rgba(0, 0, 0, 0.15),
    inset 0 2px 12px rgba(255, 255, 255, 0.4),
    inset 0 -2px 8px rgba(0, 0, 0, 0.1);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: inset 1px 1px 0 rgba(0, 0, 0, 0.2),
    inset 0 2px 6px rgba(0, 0, 0, 0.2);
}

/* Small variant */
.btn-primary-sm {
  background: linear-gradient(
    135deg,
    #e89a5c 0%,
    var(--brick-orange-light) 25%,
    var(--brick-orange-mid) 60%,
    var(--brick-orange-dark) 100%
  );
  color: #1a1a1a;
  padding: var(--btn-padding-small);
  font-size: var(--btn-font-size-small);
  border: none;
  box-shadow: inset 1px 1px 0 rgba(255, 255, 255, 0.4),
    inset -1px -1px 0 rgba(0, 0, 0, 0.1);
}

.btn-primary-sm:hover:not(:disabled) {
  transform: translateY(-1px);
  background: linear-gradient(
    135deg,
    #f0a968 0%,
    #e89a5c 25%,
    var(--brick-orange-light) 60%,
    var(--brick-orange-mid) 100%
  );
  box-shadow: 0 3px 10px rgba(184, 115, 51, 0.3),
    inset 2px 2px 0 rgba(255, 255, 255, 0.5),
    inset -1px -1px 0 rgba(0, 0, 0, 0.15),
    inset 0 2px 10px rgba(255, 255, 255, 0.35),
    inset 0 -2px 6px rgba(0, 0, 0, 0.1);
}

.btn-primary-sm:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: inset 1px 1px 0 rgba(0, 0, 0, 0.2),
    inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* ============================================
   SECONDARY BUTTON (Outlined - Choice Card Style with Frosted Glass)
   ============================================ */
.btn-secondary {
  background: var(--glass-bg-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--brick-orange-mid);
  padding: var(--btn-padding-standard);
  font-size: var(--btn-font-size-standard);
  position: relative;
  border: 2px solid var(--brick-orange-mid);
  border-radius: var(--btn-border-radius);
  transition: all 0.3s ease;
}

.btn-secondary:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--brick-orange-light);
  background: rgba(184, 115, 51, 0.15);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: 3px 6px 12px rgba(184, 115, 51, 0.3),
    inset 0 1px 4px rgba(255, 255, 255, 0.1);
}

.btn-secondary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Small variant - matches regular secondary but smaller */
.btn-secondary-sm {
  background: var(--glass-bg-card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--brick-orange-mid);
  padding: var(--btn-padding-small);
  font-size: var(--btn-font-size-small);
  position: relative;
  border: 2px solid var(--brick-orange-mid);
  border-radius: var(--btn-border-radius);
  transition: all 0.3s ease;
}

.btn-secondary-sm:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--brick-orange-light);
  background: rgba(184, 115, 51, 0.15);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: 3px 6px 12px rgba(184, 115, 51, 0.3),
    inset 0 1px 4px rgba(255, 255, 255, 0.1);
}

.btn-secondary-sm:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* ============================================
   TEXT BUTTON (Minimal)
   ============================================ */
.btn-text {
  background: none;
  border: none;
  color: #b0b0b0;
  padding: 0.5rem 0;
  font-size: var(--btn-font-size-small);
  font-weight: 500;
  transition: color 0.2s ease;
}

.btn-text:hover:not(:disabled) {
  color: var(--brick-orange-mid);
}

.btn-text:active:not(:disabled) {
  color: var(--brick-orange-dark);
}

/* With icon */
.btn-text-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* ============================================
   DISABLED STATE (applies to all button types)
   ============================================ */
.btn-primary:disabled,
.btn-primary-sm:disabled,
.btn-secondary:disabled,
.btn-secondary-sm:disabled,
.btn-text:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  filter: none !important;
}

/* ============================================
   LOADING STATE (optional, for async actions)
   ============================================ */
.btn-loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn-loading::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid #1a1a1a;
  border-radius: 50%;
  border-top-color: transparent;
  animation: btn-spin 0.6s linear infinite;
}

@keyframes btn-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ============================================
   FULL WIDTH VARIANT (for forms, mobile)
   ============================================ */
.btn-full {
  width: 100%;
  display: block;
}

/* ============================================
   ICON UTILITIES
   ============================================ */
.btn-icon-left {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-icon-left svg {
  width: 1.25rem;
  height: 1.25rem;
}

.btn-icon-right {
  display: inline-flex;
  align-items: center;
  flex-direction: row-reverse;
  gap: 0.5rem;
}

.btn-icon-right svg {
  width: 1.25rem;
  height: 1.25rem;
}