/* UMiner Main Stylesheet */
:root {
  --primary: #0284c7;
  --primary-dark: #0369a1;
  --primary-light: #0ea5e9;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --neutral-50: #f9fafb;
  --neutral-100: #f3f4f6;
  --neutral-200: #e5e7eb;
  --neutral-300: #d1d5db;
  --neutral-400: #9ca3af;
  --neutral-500: #6b7280;
  --neutral-600: #4b5563;
  --neutral-700: #374151;
  --neutral-800: #1f2937;
  --neutral-900: #111827;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: "Nunito Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--neutral-900);
  background-color: var(--neutral-50);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

h1 {
  font-size: 2.25rem;
}
h2 {
  font-size: 1.875rem;
}
h3 {
  font-size: 1.5rem;
}
h4 {
  font-size: 1.25rem;
}
h5 {
  font-size: 1.125rem;
}
h6 {
  font-size: 1rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Grid & Flexbox */
.grid {
  display: grid;
  gap: 1rem;
}

.flex {
  display: flex;
  align-items: center;
}

.flex-col {
  flex-direction: column;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

/* Forms */
input,
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.1);
}

input:disabled,
textarea:disabled,
select:disabled {
  background-color: var(--neutral-100);
  cursor: not-allowed;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--neutral-700);
}

.form-group {
  margin-bottom: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  gap: 0.5rem;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--neutral-200);
  color: var(--neutral-900);
}

.btn-secondary:hover {
  background-color: var(--neutral-300);
}

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

.btn-success:hover {
  background-color: #059669;
}

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

.btn-error:hover {
  background-color: #dc2626;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Cards */
.card {
  background-color: white;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--neutral-200);
}

.card-body {
  margin-bottom: 1rem;
}

.card-footer {
  display: flex;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--neutral-200);
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.alert-success {
  background-color: #d1fae5;
  border-left: 4px solid var(--success);
  color: #065f46;
}

.alert-error {
  background-color: #fee2e2;
  border-left: 4px solid var(--error);
  color: #7f1d1d;
}

.alert-warning {
  background-color: #fef3c7;
  border-left: 4px solid var(--warning);
  color: #78350f;
}

.alert-info {
  background-color: #dbeafe;
  border-left: 4px solid var(--primary);
  color: #0c2340;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-primary {
  background-color: #dbeafe;
  color: #0c2340;
}

.badge-success {
  background-color: #d1fae5;
  color: #065f46;
}

.badge-error {
  background-color: #fee2e2;
  color: #7f1d1d;
}

.badge-warning {
  background-color: #fef3c7;
  color: #78350f;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

th {
  background-color: var(--neutral-100);
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--neutral-700);
  border-bottom: 2px solid var(--neutral-200);
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--neutral-200);
}

tr:hover {
  background-color: var(--neutral-50);
}

/* Utilities */
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-muted {
  color: var(--neutral-500);
}
.text-small {
  font-size: 0.875rem;
}
.text-large {
  font-size: 1.125rem;
}
.font-bold {
  font-weight: 700;
}
.font-semibold {
  font-weight: 600;
}
.font-normal {
  font-weight: 400;
}
.mt-1 {
  margin-top: 0.25rem;
}
.mt-2 {
  margin-top: 0.5rem;
}
.mt-3 {
  margin-top: 0.75rem;
}
.mt-4 {
  margin-top: 1rem;
}
.mb-1 {
  margin-bottom: 0.25rem;
}
.mb-2 {
  margin-bottom: 0.5rem;
}
.mb-3 {
  margin-bottom: 0.75rem;
}
.mb-4 {
  margin-bottom: 1rem;
}
.p-1 {
  padding: 0.25rem;
}
.p-2 {
  padding: 0.5rem;
}
.p-3 {
  padding: 0.75rem;
}
.p-4 {
  padding: 1rem;
}
.gap-2 {
  gap: 0.5rem;
}
.gap-3 {
  gap: 0.75rem;
}
.gap-4 {
  gap: 1rem;
}