/* ========================================
   Sport Fit — Estilos
   ========================================
   Sin frameworks. CSS vanilla, mobile-first.
   ======================================== */

/* --- Variables --- */
:root {
	--color-primary: #1a56db;
	--color-primary-light: #3b82f6;
	--color-primary-dark: #1e3a5f;
	--color-accent: #f59e0b;
	--color-success: #10b981;
	--color-warning: #f59e0b;
	--color-danger: #ef4444;
	--color-bg: #f8fafc;
	--color-surface: #ffffff;
	--color-text: #1e293b;
	--color-text-secondary: #64748b;
	--color-border: #e2e8f0;
	--color-border-focus: #3b82f6;
	--radius: 12px;
	--radius-sm: 8px;
	--shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
	--shadow-lg: 0 4px 6px rgba(0, 0, 0, 0.1);
	--font:
		"Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
		sans-serif;
}

/* --- Reset --- */
*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	font-size: 16px;
	-webkit-text-size-adjust: 100%;
}

body {
	font-family: var(--font);
	background: var(--color-bg);
	color: var(--color-text);
	line-height: 1.5;
	min-height: 100vh;
}

/* --- Layout --- */
.page-center {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 100vh;
	padding: 1rem;
}

.container {
	width: 100%;
	max-width: 800px;
	margin: 0 auto;
	padding: 0 1rem;
}

/* --- Card --- */
.card {
	background: var(--color-surface);
	border-radius: var(--radius);
	padding: 2rem;
	box-shadow: var(--shadow);
}

.login-card {
	max-width: 400px;
	width: 100%;
}

.register-card {
	max-width: 520px;
	width: 100%;
}

/* --- Login Header --- */
.login-header {
	text-align: center;
	margin-bottom: 1.5rem;
}

.logo {
	font-size: 3rem;
	margin-bottom: 0.5rem;
}

.login-header h1 {
	font-size: 1.75rem;
	font-weight: 700;
	color: var(--color-primary-dark);
	margin-bottom: 0.25rem;
}

.subtitle {
	color: var(--color-text-secondary);
	font-size: 0.875rem;
}

/* --- Form --- */
.form {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.form-group {
	display: flex;
	flex-direction: column;
	gap: 0.375rem;
}

.form-row-2 {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
}

.form-row-3 {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	gap: 1rem;
}

.label {
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--color-text);
}

.input {
	width: 100%;
	padding: 0.75rem 1rem;
	border: 2px solid var(--color-border);
	border-radius: var(--radius-sm);
	font-size: 1rem;
	font-family: var(--font);
	color: var(--color-text);
	background: var(--color-surface);
	transition: border-color 0.2s;
	min-height: 44px;
}

.input:focus {
	border-color: var(--color-border-focus);
	outline: none;
	box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.input::placeholder {
	color: #94a3b8;
}

/* --- Buttons --- */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.75rem 1.5rem;
	border-radius: var(--radius-sm);
	font-weight: 600;
	font-size: 1rem;
	font-family: var(--font);
	cursor: pointer;
	border: none;
	transition: all 0.2s;
	min-height: 44px;
	text-decoration: none;
}

.btn:hover {
	transform: translateY(-1px);
}

.btn:active {
	transform: translateY(0);
}

.btn:disabled {
	opacity: 0.6;
	cursor: not-allowed;
	transform: none;
}

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

.btn-primary:hover:not(:disabled) {
	background: var(--color-primary-light);
}

.btn-outline {
	border: 2px solid var(--color-border);
	background: transparent;
	color: var(--color-text);
}

.btn-outline:hover:not(:disabled) {
	border-color: var(--color-primary);
	color: var(--color-primary);
}

.btn-full {
	width: 100%;
}

/* --- Radio Group --- */
.radio-group {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.radio-option {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.75rem 1rem;
	border: 2px solid var(--color-border);
	border-radius: var(--radius-sm);
	cursor: pointer;
	transition: all 0.2s;
	min-height: 44px;
	font-size: 0.9375rem;
}

.radio-option:hover {
	border-color: var(--color-primary-light);
}

.radio-option.selected {
	border-color: var(--color-primary);
	background: #eff6ff;
}

.radio-option input[type="radio"] {
	width: 18px;
	height: 18px;
	accent-color: var(--color-primary);
}

/* --- Error Message --- */
.error-msg {
	background: #fef2f2;
	color: var(--color-danger);
	padding: 0.75rem 1rem;
	border-radius: var(--radius-sm);
	font-size: 0.875rem;
	font-weight: 500;
	border: 1px solid #fecaca;
}

/* --- Links --- */
.link {
	color: var(--color-primary);
	text-decoration: none;
	font-weight: 600;
}

.link:hover {
	text-decoration: underline;
}

.login-footer {
	text-align: center;
	margin-top: 1.5rem;
	font-size: 0.875rem;
	color: var(--color-text-secondary);
}

/* --- Progress Bar (dots) --- */
.progress-bar {
	display: flex;
	gap: 0.5rem;
	justify-content: center;
	margin: 1rem 0;
}

.progress-dot {
	width: 12px;
	height: 12px;
	border-radius: 50%;
	background: var(--color-border);
	transition: background 0.3s;
}

.progress-dot.active {
	background: var(--color-primary);
	transform: scale(1.3);
}

.progress-dot.completed {
	background: var(--color-success);
}

/* --- Likert Grid --- */
.likert-grid {
	display: grid;
	grid-template-columns: 1fr repeat(5, 44px);
	gap: 0.25rem;
	align-items: center;
	margin: 0.5rem 0;
}

.likert-label {
	font-size: 0.875rem;
	color: var(--color-text);
	padding-right: 0.5rem;
}

.likert-option {
	width: 44px;
	height: 44px;
	border-radius: 50%;
	border: 2px solid var(--color-border);
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	font-size: 0.875rem;
	font-weight: 600;
	transition: all 0.2s;
	background: var(--color-surface);
}

.likert-option:hover {
	border-color: var(--color-primary-light);
	background: #eff6ff;
}

.likert-option.selected {
	border-color: var(--color-primary);
	background: var(--color-primary);
	color: white;
}

/* --- Frequency Table --- */
.freq-table {
	width: 100%;
	border-collapse: collapse;
	margin: 0.5rem 0;
}

.freq-table th {
	text-align: center;
	padding: 0.75rem 0.5rem;
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--color-text-secondary);
	text-transform: uppercase;
	letter-spacing: 0.5px;
	border-bottom: 2px solid var(--color-border);
}

.freq-table td {
	text-align: center;
	padding: 0.75rem 0.5rem;
	border-bottom: 1px solid var(--color-border);
}

.freq-table .freq-item-label {
	text-align: left;
	font-size: 0.875rem;
	font-weight: 500;
	padding-right: 1rem;
}

.freq-radio {
	width: 20px;
	height: 20px;
	accent-color: var(--color-primary);
	cursor: pointer;
}

/* --- Badge --- */
.badge {
	display: inline-flex;
	padding: 0.25rem 0.75rem;
	border-radius: 999px;
	font-size: 0.75rem;
	font-weight: 600;
}

.badge-danger {
	background: #fef2f2;
	color: var(--color-danger);
}

.badge-warning {
	background: #fffbeb;
	color: var(--color-warning);
}

.badge-success {
	background: #f0fdf4;
	color: var(--color-success);
}

/* --- Recommendation Cards --- */
.rec-card {
	padding: 1rem;
	border-radius: var(--radius-sm);
	border-left: 4px solid;
	margin-bottom: 0.75rem;
}

.rec-card.critico {
	background: #fef2f2;
	border-color: var(--color-danger);
}

.rec-card.importante {
	background: #fffbeb;
	border-color: var(--color-warning);
}

.rec-card.info {
	background: #f0fdf4;
	border-color: var(--color-success);
}

/* --- Table --- */
.table {
	width: 100%;
	border-collapse: collapse;
}

.table th {
	text-align: left;
	padding: 0.75rem 0.5rem;
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--color-text-secondary);
	text-transform: uppercase;
	letter-spacing: 0.5px;
	border-bottom: 2px solid var(--color-border);
}

.table td {
	padding: 0.75rem 0.5rem;
	border-bottom: 1px solid var(--color-border);
	font-size: 0.875rem;
}

.table tr:hover td {
	background: #f8fafc;
}

/* --- Progress Bar (line) --- */
.progress-line {
	width: 100%;
	height: 8px;
	background: var(--color-border);
	border-radius: 999px;
	overflow: hidden;
}

.progress-line-fill {
	height: 100%;
	border-radius: 999px;
	transition: width 0.5s;
	background: var(--color-primary);
}

.progress-line-fill.complete {
	background: var(--color-success);
}

/* --- Header Nav --- */
.header-nav {
	background: var(--color-surface);
	border-bottom: 1px solid var(--color-border);
	padding: 0.75rem 1rem;
	display: flex;
	align-items: center;
	justify-content: space-between;
	position: sticky;
	top: 0;
	z-index: 10;
}

.header-nav .nav-title {
	font-weight: 700;
	font-size: 1.125rem;
	color: var(--color-primary-dark);
}

.header-nav .nav-user {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	font-size: 0.875rem;
}

/* --- Search --- */
.search-input {
	width: 100%;
	padding: 0.625rem 1rem;
	border: 2px solid var(--color-border);
	border-radius: var(--radius-sm);
	font-size: 0.875rem;
	font-family: var(--font);
	min-height: 44px;
}

.search-input:focus {
	border-color: var(--color-border-focus);
	outline: none;
}

/* --- Loading Spinner --- */
.spinner {
	width: 24px;
	height: 24px;
	border: 3px solid var(--color-border);
	border-top-color: var(--color-primary);
	border-radius: 50%;
	animation: spin 0.6s linear infinite;
	margin: 2rem auto;
}

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

/* --- Wizard Navigation --- */
.wizard-nav {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 1.5rem;
	gap: 1rem;
}

/* --- Checkbox Group (Sección IV) --- */
.checkbox-option {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	padding: 0.75rem 1rem;
	border: 2px solid var(--color-border);
	border-radius: var(--radius-sm);
	cursor: pointer;
	transition: all 0.2s;
	min-height: 44px;
}

.checkbox-option:hover {
	border-color: var(--color-primary-light);
}

.checkbox-option.selected {
	border-color: var(--color-primary);
	background: #eff6ff;
}

.checkbox-option input[type="checkbox"] {
	width: 18px;
	height: 18px;
	accent-color: var(--color-primary);
}

/* --- Responsive --- */
@media (max-width: 600px) {
	.card {
		padding: 1.25rem;
	}

	.form-row-2,
	.form-row-3 {
		grid-template-columns: 1fr;
	}

	.login-header h1 {
		font-size: 1.5rem;
	}

	.freq-table {
		font-size: 0.8125rem;
	}

	.freq-table th {
		font-size: 0.6875rem;
		padding: 0.5rem 0.25rem;
	}

	.freq-table td {
		padding: 0.5rem 0.25rem;
	}

	.likert-grid {
		grid-template-columns: 1fr repeat(5, 36px);
	}

	.likert-option {
		width: 36px;
		height: 36px;
	}

	.wizard-nav {
		flex-direction: column;
		gap: 0.75rem;
	}

	.wizard-nav .btn {
		width: 100%;
	}
}

@media (min-width: 768px) {
	.container {
		padding: 0 2rem;
	}
}

/* --- Print Styles --- */
@media print {
	.header-nav,
	.wizard-nav,
	.btn,
	#wizardNav,
	.no-print {
		display: none !important;
	}

	.card {
		box-shadow: none;
		border: 1px solid #ddd;
		break-inside: avoid;
	}

	body {
		background: white;
		font-size: 12pt;
		color: black;
	}

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

	.error-msg,
	.rec-card.critico {
		border: 1px solid #ccc;
		-webkit-print-color-adjust: exact;
		print-color-adjust: exact;
	}

	details summary {
		list-style: none;
	}

	details[open] summary {
		margin-bottom: 0.5rem;
	}

	.progress-line-fill {
		-webkit-print-color-adjust: exact;
		print-color-adjust: exact;
	}
}