/**
 * Easy Forms, Easy Validation v1.0.0
 * Core Stylesheet
 */

/* CSS Custom Properties */
:root {
  --ev-primary: #4361ee;
  --ev-primary-rgb: 67, 97, 238;
  --ev-secondary: #7209b7;
  --ev-success: #06d6a0;
  --ev-success-rgb: 6, 214, 160;
  --ev-danger: #ef476f;
  --ev-danger-rgb: 239, 71, 111;
  --ev-warning: #ffd166;
  --ev-warning-rgb: 255, 209, 102;
  --ev-info: #118ab2;
  --ev-gray-100: #f0f2f5;
  --ev-gray-200: #e2e6ea;
  --ev-gray-300: #ced4da;
  --ev-gray-500: #8a94a6;
  --ev-gray-700: #495057;
  --ev-gray-900: #212529;
  --ev-toast-bg: #ffffff;
  --ev-toast-color: #212529;
  --ev-toast-radius: 0.75rem;
  --ev-sidebar-bg: #ffffff;
  --ev-summary-bg: #fdf2f4;
  --ev-step-active: #4361ee;
  --ev-step-completed: #06d6a0;
  --ev-step-inactive: #ced4da;
  --ev-error-color: #ef476f;
  --ev-error-font-size: 0.8125rem;
  --ev-valid-color: #06d6a0;
  --ev-border-radius: 0.5rem;
  --ev-transition-speed: 0.2s;
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes ev-shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
  20%, 40%, 60%, 80% { transform: translateX(4px); }
}

@keyframes ev-fade-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes ev-fade-out {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-8px); }
}

@keyframes ev-slide-in-right {
  from { transform: translateX(100%); }
  to   { transform: translateX(0); }
}

@keyframes ev-slide-out-right {
  from { transform: translateX(0); }
  to   { transform: translateX(100%); }
}

@keyframes ev-slide-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes ev-spinner {
  to { transform: rotate(360deg); }
}

@keyframes ev-pulse {
  0% { box-shadow: 0 0 0 0 rgba(var(--ev-danger-rgb), 0.4); }
  70% { box-shadow: 0 0 0 8px rgba(var(--ev-danger-rgb), 0); }
  100% { box-shadow: 0 0 0 0 rgba(var(--ev-danger-rgb), 0); }
}

.ev-shake {
  animation: ev-shake 0.5s ease-in-out;
}

/* ==========================================================================
   Core Form Styles
   ========================================================================== */

.ev-error-message {
  color: var(--ev-error-color);
  font-size: var(--ev-error-font-size);
  margin-top: 0.25rem;
  animation: ev-fade-in 0.25s ease-out;
  display: block;
}

.ev-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}

.ev-loading::after {
  content: '';
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  border: 2px solid #ced4da;
  border-top-color: var(--ev-primary);
  border-radius: 50%;
  animation: ev-spinner 0.6s linear infinite;
}

/* Enhanced Bootstrap field states */
.form-control.is-invalid,
.form-select.is-invalid {
  border-color: var(--ev-danger) !important;
  box-shadow: 0 0 0 3px rgba(var(--ev-danger-rgb), 0.1);
}

.form-control.is-invalid:focus,
.form-select.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(var(--ev-danger-rgb), 0.2);
}

.form-control.is-valid,
.form-select.is-valid {
  border-color: var(--ev-success) !important;
  box-shadow: 0 0 0 3px rgba(var(--ev-success-rgb), 0.1);
}

.form-control.is-valid:focus,
.form-select.is-valid:focus {
  box-shadow: 0 0 0 3px rgba(var(--ev-success-rgb), 0.2);
}

.invalid-feedback.ev-error-message {
  color: var(--ev-error-color);
  font-size: var(--ev-error-font-size);
  font-weight: 500;
}

/* ==========================================================================
   Toast Styles
   ========================================================================== */

.ev-toast-container {
  position: fixed;
  z-index: 1080;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 100vh;
  overflow: hidden;
  pointer-events: none;
  padding: 1rem;
}

.ev-toast-container.ev-toast-top-right    { top: 0; right: 0; align-items: flex-end; }
.ev-toast-container.ev-toast-top-left     { top: 0; left: 0; align-items: flex-start; }
.ev-toast-container.ev-toast-top-center   { top: 0; left: 50%; transform: translateX(-50%); align-items: center; }
.ev-toast-container.ev-toast-bottom-right { bottom: 0; right: 0; align-items: flex-end; flex-direction: column-reverse; }
.ev-toast-container.ev-toast-bottom-left  { bottom: 0; left: 0; align-items: flex-start; flex-direction: column-reverse; }
.ev-toast-container.ev-toast-bottom-center { bottom: 0; left: 50%; transform: translateX(-50%); align-items: center; flex-direction: column-reverse; }

.ev-toast {
  width: 380px;
  max-width: 90vw;
  background: var(--ev-toast-bg, #ffffff);
  color: var(--ev-toast-color, #212529);
  border-radius: var(--ev-toast-radius, 0.75rem);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  border-left: 4px solid var(--ev-danger, #ef476f);
  pointer-events: all;
  opacity: 0;
  transform: translateX(30px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.ev-toast--visible {
  opacity: 1;
  transform: translateX(0) scale(1);
}

.ev-toast--hiding {
  opacity: 0;
  transform: translateX(30px) scale(0.95);
}

.ev-toast--success {
  border-left-color: var(--ev-success, #06d6a0);
}

.ev-toast__header {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid #f0f2f5;
  background: rgba(239, 71, 111, 0.04);
}

.ev-toast__icon {
  margin-right: 0.5rem;
  font-size: 1rem;
  color: var(--ev-danger, #ef476f);
}

.ev-toast__title {
  flex: 1;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ev-gray-900, #212529);
  margin: 0;
}

.ev-toast__close {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: #8a94a6;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: color 0.2s;
}

.ev-toast__close:hover {
  color: #212529;
}

.ev-toast__body {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  color: var(--ev-gray-700, #495057);
  line-height: 1.5;
}

.ev-toast__list {
  margin: 0;
  padding-left: 1rem;
  list-style: disc;
}

.ev-toast__list li {
  margin-bottom: 0.25rem;
}

.ev-toast__list li:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   Tooltip Styles
   ========================================================================== */

.ev-tooltip.tooltip .tooltip-inner {
  background: var(--ev-danger, #ef476f);
  color: #ffffff;
  font-size: 0.8125rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  max-width: 300px;
  text-align: left;
}

.ev-tooltip.tooltip .tooltip-arrow::before {
  border-top-color: var(--ev-danger, #ef476f);
}

.ev-tooltip.tooltip.bs-tooltip-bottom .tooltip-arrow::before {
  border-bottom-color: var(--ev-danger, #ef476f);
}

.ev-tooltip--success.tooltip .tooltip-inner {
  background: var(--ev-success, #06d6a0);
}

.ev-tooltip--success.tooltip .tooltip-arrow::before {
  border-top-color: var(--ev-success, #06d6a0);
}

/* ==========================================================================
   Summary Box Styles
   ========================================================================== */

.ev-summary-box {
  background: var(--ev-summary-bg, #fdf2f4);
  border: 1px solid rgba(239, 71, 111, 0.25);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
  animation: ev-fade-in 0.3s ease-out;
}

.ev-summary-box__title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ev-danger, #ef476f);
  margin-bottom: 0.5rem;
}

.ev-summary-box__list {
  padding-left: 1.5rem;
  margin-bottom: 0;
}

.ev-summary-box__list li {
  margin-bottom: 0.25rem;
  font-size: 0.8125rem;
}

.ev-summary-box__list li:last-child {
  margin-bottom: 0;
}

.ev-summary-box__link {
  color: var(--ev-danger, #ef476f);
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}

.ev-summary-box__link:hover {
  text-decoration: underline;
}

.ev-summary-box__link strong {
  font-weight: 500;
}

/* ==========================================================================
   Sidebar Styles
   ========================================================================== */

.ev-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: 380px;
  max-width: 90vw;
  height: 100vh;
  background: var(--ev-sidebar-bg, #ffffff);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  z-index: 1050;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.ev-sidebar--visible {
  transform: translateX(0);
}

.ev-sidebar--hiding {
  transform: translateX(100%);
}

.ev-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid #e2e6ea;
  background: rgba(239, 71, 111, 0.04);
  flex-shrink: 0;
}

.ev-sidebar__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--ev-danger, #ef476f);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ev-sidebar__body {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
}

.ev-sidebar__list {
  margin: 0;
  padding: 0;
}

.ev-sidebar__item {
  margin-bottom: 2px;
}

.ev-sidebar__item:last-child {
  margin-bottom: 0;
}

.ev-sidebar__link {
  display: block;
  padding: 0.5rem 1rem;
  text-decoration: none;
  color: var(--ev-gray-700, #495057);
  border-radius: 0.375rem;
  transition: all 0.2s ease-in-out;
}

.ev-sidebar__link:hover {
  background: #f0f2f5;
  color: var(--ev-danger, #ef476f);
}

.ev-sidebar__field-name {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ev-gray-900, #212529);
  margin-bottom: 2px;
}

.ev-sidebar__message {
  display: block;
  font-size: 0.75rem;
  color: var(--ev-danger, #ef476f);
  line-height: 1.5;
}

/* ==========================================================================
   Multi-Step Styles
   ========================================================================== */

.ev-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  padding: 1rem 0;
  user-select: none;
}

.ev-steps-dots .ev-steps__item,
.ev-steps-numbers .ev-steps__item {
  display: flex;
  align-items: center;
  flex: 1;
}

.ev-steps-dots .ev-steps__item:last-child,
.ev-steps-numbers .ev-steps__item:last-child {
  flex: 0;
}

.ev-steps-dots .ev-steps__item--active .ev-steps__dot,
.ev-steps-numbers .ev-steps__item--active .ev-steps__number {
  background: var(--ev-step-active, #4361ee);
  color: #ffffff;
  border-color: var(--ev-step-active, #4361ee);
  transform: scale(1.15);
  box-shadow: 0 0 0 4px rgba(67, 97, 238, 0.2);
}

.ev-steps-dots .ev-steps__item--completed .ev-steps__dot,
.ev-steps-numbers .ev-steps__item--completed .ev-steps__number {
  background: var(--ev-step-completed, #06d6a0);
  color: #ffffff;
  border-color: var(--ev-step-completed, #06d6a0);
}

.ev-steps-dots .ev-steps__item--completed .ev-steps__line,
.ev-steps-numbers .ev-steps__item--completed .ev-steps__line {
  background: var(--ev-step-completed, #06d6a0);
}

.ev-steps__dot {
  width: 0.875rem;
  height: 0.875rem;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--ev-step-inactive, #ced4da);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.ev-steps__number {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--ev-step-inactive, #ced4da);
  color: var(--ev-step-inactive, #ced4da);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 600;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.ev-steps__line {
  flex: 1;
  height: 2px;
  background: var(--ev-step-inactive, #ced4da);
  margin: 0 0.5rem;
  transition: background 0.3s ease;
  border-radius: 1px;
}

.ev-steps-bar .ev-steps-bar__track {
  width: 100%;
  height: 6px;
  background: #e2e6ea;
  border-radius: 3px;
  overflow: hidden;
}

.ev-steps-bar .ev-steps-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--ev-step-active, #4361ee), var(--ev-step-completed, #06d6a0));
  border-radius: 3px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.ev-step-nav {
  border-top: 1px solid #e2e6ea;
  padding-top: 1rem;
}

/* ==========================================================================
   Popup Modal Styles
   ========================================================================== */

.ev-popup__content {
  border: none;
  border-radius: 0.75rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  overflow: hidden;
}

.ev-popup__header {
  background: linear-gradient(135deg, rgba(239, 71, 111, 0.08), rgba(239, 71, 111, 0.02));
  border-bottom: 1px solid rgba(239, 71, 111, 0.1);
}

.ev-popup__title {
  color: var(--ev-danger);
  font-weight: 600;
}

.ev-popup__list {
  padding-left: 1rem;
  margin: 0;
}

.ev-popup__item {
  margin-bottom: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid #f0f2f5;
}

.ev-popup__item:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.ev-popup__link {
  color: var(--ev-gray-700);
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}

.ev-popup__link:hover {
  color: var(--ev-danger);
}

.ev-popup__link strong {
  color: var(--ev-gray-900);
}

.ev-popup__footer {
  border-top: 1px solid #f0f2f5;
}