/* Design Utilities - Buttons & Components */

/* ===================================
   BUTTON SYSTEM
   =================================== */

/* Base Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background-color 0.35s cubic-bezier(0.25, 0.1, 0.25, 1), color 0.35s cubic-bezier(0.25, 0.1, 0.25, 1), border-color 0.35s cubic-bezier(0.25, 0.1, 0.25, 1), opacity 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
}

.btn:hover {
  opacity: 0.85;
}

.btn:active {
  opacity: 0.75;
}

.btn:focus {
  outline: 1px solid var(--clr-neutral-dark);
  outline-offset: 3px;
}

.btn:focus:not(:focus-visible) {
  outline: none;
}

/* Button Sizes - LOCKED TO 3 SIZES ONLY */
.btn-sm {
  padding: 10px 20px;
  font-size: 11px;
  min-height: 36px;
}

.btn-md {
  padding: 14px 28px;
  font-size: 12px;
  min-height: 44px;
}

.btn-lg {
  padding: 18px 40px;
  font-size: 13px;
  min-height: 52px;
}

/* DEPRECATED: Do not use */
.btn-xs,
.btn-xl {
  display: none !important; /* Force removal of deprecated sizes */
}

/* Filled Button Styles */
.btn-filled-primary {
  background-color: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}

.btn-filled-primary:hover {
  background-color: var(--clr-neutral-dark);
  border-color: var(--clr-neutral-dark);
}

.btn-filled-secondary {
  background-color: var(--clr-secondary);
  color: var(--clr-black);
  border-color: var(--clr-secondary);
}

.btn-filled-secondary:hover {
  opacity: 0.9;
}

.btn-filled-tertiary {
  background-color: var(--clr-tertiary);
  color: var(--clr-white);
  border-color: var(--clr-tertiary);
}

.btn-filled-tertiary:hover {
  opacity: 0.9;
}

.btn-filled-quaternary {
  background-color: var(--clr-quaternary);
  color: var(--clr-white);
  border-color: var(--clr-quaternary);
}

.btn-filled-quaternary:hover {
  opacity: 0.9;
}

.btn-filled-success {
  background-color: var(--clr-success);
  color: var(--clr-white);
  border-color: var(--clr-success);
}

.btn-filled-success:hover {
  opacity: 0.9;
}

.btn-filled-warning {
  background-color: var(--clr-warning);
  color: var(--clr-white);
  border-color: var(--clr-warning);
}

.btn-filled-warning:hover {
  opacity: 0.9;
}

.btn-filled-error {
  background-color: var(--clr-error);
  color: var(--clr-white);
  border-color: var(--clr-error);
}

.btn-filled-error:hover {
  opacity: 0.9;
}

.btn-filled-info {
  background-color: var(--clr-info);
  color: var(--clr-white);
  border-color: var(--clr-info);
}

.btn-filled-info:hover {
  opacity: 0.9;
}

.btn-filled-black {
  background-color: var(--clr-black);
  color: var(--clr-white);
  border-color: var(--clr-black);
}

.btn-filled-black:hover {
  background-color: var(--clr-neutral-dark);
  border-color: var(--clr-neutral-dark);
}

.btn-filled-white {
  background-color: var(--clr-white);
  color: var(--clr-black);
  border-color: var(--clr-white);
}

.btn-filled-white:hover {
  background-color: var(--clr-neutral-light);
  border-color: var(--clr-neutral-light);
}

/* Outline Button Styles */
.btn-outline-primary {
  background-color: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}

.btn-outline-primary:hover {
  background-color: var(--clr-primary);
  color: var(--clr-white);
}

.btn-outline-secondary {
  background-color: transparent;
  color: var(--clr-secondary);
  border-color: var(--clr-secondary);
}

.btn-outline-secondary:hover {
  background-color: var(--clr-secondary);
  color: var(--clr-black);
}

.btn-outline-tertiary {
  background-color: transparent;
  color: var(--clr-tertiary);
  border-color: var(--clr-tertiary);
}

.btn-outline-tertiary:hover {
  background-color: var(--clr-tertiary);
  color: var(--clr-white);
}

.btn-outline-quaternary {
  background-color: transparent;
  color: var(--clr-quaternary);
  border-color: var(--clr-quaternary);
}

.btn-outline-quaternary:hover {
  background-color: var(--clr-quaternary);
  color: var(--clr-white);
}

.btn-outline-success {
  background-color: transparent;
  color: var(--clr-success);
  border-color: var(--clr-success);
}

.btn-outline-success:hover {
  background-color: var(--clr-success);
  color: var(--clr-white);
}

.btn-outline-warning {
  background-color: transparent;
  color: var(--clr-warning);
  border-color: var(--clr-warning);
}

.btn-outline-warning:hover {
  background-color: var(--clr-warning);
  color: var(--clr-white);
}

.btn-outline-error {
  background-color: transparent;
  color: var(--clr-error);
  border-color: var(--clr-error);
}

.btn-outline-error:hover {
  background-color: var(--clr-error);
  color: var(--clr-white);
}

.btn-outline-info {
  background-color: transparent;
  color: var(--clr-info);
  border-color: var(--clr-info);
}

.btn-outline-info:hover {
  background-color: var(--clr-info);
  color: var(--clr-white);
}

.btn-outline-black {
  background-color: transparent;
  color: var(--clr-black);
  border-color: var(--clr-black);
}

.btn-outline-black:hover {
  background-color: var(--clr-black);
  color: var(--clr-white);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--clr-white);
  border-color: var(--clr-white);
}

.btn-outline-white:hover {
  background-color: var(--clr-white);
  color: var(--clr-black);
}

/* Ghost Button Style */
.btn-ghost {
  background-color: transparent;
  border-color: transparent;
  color: currentColor;
}

.btn-ghost:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

/* ===================================
   IMAGE UTILITIES
   =================================== */

img {
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }

/* ===================================
   BADGE COMPONENT
   =================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.badge-primary {
  background-color: var(--clr-primary);
  color: var(--clr-white);
}

.badge-secondary {
  background-color: var(--clr-secondary);
  color: var(--clr-black);
}

.badge-success {
  background-color: var(--clr-success);
  color: var(--clr-white);
}

.badge-warning {
  background-color: var(--clr-warning);
  color: var(--clr-white);
}

.badge-error {
  background-color: var(--clr-error);
  color: var(--clr-white);
}

/* ===================================
   CARD COMPONENT
   =================================== */

.card {
  background-color: var(--clr-white);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: box-shadow 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.card:hover {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

/* ===================================
   INPUT STYLES
   =================================== */

.input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-size-sm);
  letter-spacing: 0.02em;
  border: 1px solid var(--clr-border-dark);
  border-radius: var(--radius-sm);
  background-color: transparent;
  transition: border-color 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.input:focus {
  outline: none;
  border-color: var(--clr-neutral-dark);
}

.input::placeholder {
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: var(--font-size-xs);
}

/* ===================================
   FORM STYLES
   =================================== */

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 500;
  font-size: var(--font-size-sm);
  color: var(--clr-neutral-dark);
}

/* ===================================
   TRANSITION UTILITIES
   =================================== */

.transition-all {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.transition-transform {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.transition-opacity {
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================================
   HOVER EFFECTS
   =================================== */

.hover\:opacity-90:hover {
  opacity: 0.9;
}

.hover\:scale-105:hover {
  transform: scale(1.02);
}

/* ===================================
   RESPONSIVE UTILITIES
   =================================== */

@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
}

@media (min-width: 1024px) {
  .lg\:flex { display: flex; }
  .lg\:hidden { display: none; }
  .lg\:block { display: block; }
}