/**
 * JOVIK NDA Attempt Calculator — Frontend Styles
 *
 * Clean, bright, mobile-first. JOVIK Defence Prep brand identity.
 * V1 UX: Big number, one sentence, upcoming opportunities list,
 * current cycle, possible opportunities.
 *
 * Brand colors sourced from jovikdefenceprep.com:
 *   Primary blue: #0047ab
 *   Green accent:  #16a34a
 *   Light blue:    #eaf2ff
 *   Dark navy:     #192a3d
 *
 * @package JovikNdaCalculator
 */

:root {
	--jovik-blue-900: #003380;
	--jovik-blue-700: #0047ab;
	--jovik-blue-600: #0054c6;
	--jovik-blue-500: #1a6ad9;
	--jovik-blue-100: #cce0f5;
	--jovik-blue-50:  #eaf2ff;

	--jovik-green-700: #15803d;
	--jovik-green-600: #16a34a;
	--jovik-green-100: #d1fae5;
	--jovik-green-50:  #f0fdf4;

	--jovik-amber-600: #d97706;
	--jovik-amber-100: #fef3c7;
	--jovik-amber-50:  #fffbeb;

	--jovik-red-700: #b91c1c;
	--jovik-red-100: #fee2e2;
	--jovik-red-50:  #fef2f2;

	--jovik-navy-900: #192a3d;
	--jovik-navy-700: #374151;
	--jovik-navy-500: #6b7280;
	--jovik-navy-400: #9ca3af;

	--jovik-line: #e1e8ed;
	--jovik-line-light: #f0f4f8;
	--jovik-paper: #ffffff;
	--jovik-wash: #f7f9fc;

	--jovik-radius: 10px;
	--jovik-radius-lg: 16px;
	--jovik-shadow: 0 2px 12px rgba(0, 71, 171, 0.08);
	--jovik-shadow-lg: 0 8px 32px rgba(0, 71, 171, 0.12);
	--jovik-ease: 200ms ease;

	--jovik-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.jovik-nda-calculator,
.jovik-nda-calculator *,
.jovik-nda-calculator *::before,
.jovik-nda-calculator *::after {
	box-sizing: border-box;
}

.jovik-nda-calculator {
	font-family: var(--jovik-font);
	color: var(--jovik-navy-900);
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}

.jovik-nda-calculator__container {
	max-width: 600px;
	margin: 0 auto;
	padding: 20px 16px 40px;
}

/* ========== Header ========== */

.jovik-nda-calculator__header {
	text-align: center;
	margin-bottom: 24px;
}

.jovik-nda-calculator__brand {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-bottom: 8px;
	padding: 4px 14px;
	border-radius: 100px;
	background: var(--jovik-blue-50);
	color: var(--jovik-blue-700);
	font-size: 0.68rem;
	font-weight: 800;
	letter-spacing: 0.18em;
	text-transform: uppercase;
}

.jovik-nda-calculator__brand-dot {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--jovik-green-600);
}

.jovik-nda-calculator__title {
	margin: 0 0 6px;
	color: var(--jovik-navy-900);
	font-size: clamp(1.4rem, 5vw, 1.85rem);
	font-weight: 700;
	letter-spacing: -0.02em;
	line-height: 1.2;
}

.jovik-nda-calculator__subtitle {
	max-width: 460px;
	margin: 0 auto;
	color: var(--jovik-navy-500);
	font-size: 0.86rem;
}

/* ========== Form ========== */

.jovik-nda-calculator__form {
	display: flex;
	flex-direction: column;
	gap: 16px;
}

.jovik-nda-calculator__field {
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.jovik-nda-calculator__label {
	color: var(--jovik-navy-900);
	font-size: 0.88rem;
	font-weight: 600;
}

.jovik-nda-calculator__input {
	width: 100%;
	min-height: 56px;
	padding: 14px 16px;
	border: 2px solid var(--jovik-line);
	border-radius: var(--jovik-radius);
	background: var(--jovik-paper);
	color: var(--jovik-navy-900);
	font: inherit;
	font-size: 1.05rem;
	transition: border-color var(--jovik-ease), box-shadow var(--jovik-ease);
}

.jovik-nda-calculator__input:focus {
	border-color: var(--jovik-blue-700);
	box-shadow: 0 0 0 3px rgba(0, 71, 171, 0.12);
	outline: none;
}

.jovik-nda-calculator__input:focus-visible,
.jovik-nda-calculator button:focus-visible {
	outline: 2px solid var(--jovik-blue-700);
	outline-offset: 3px;
}

.jovik-nda-calculator__help {
	margin: 0;
	color: var(--jovik-navy-400);
	font-size: 0.76rem;
}

.jovik-nda-calculator__button {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	min-height: 56px;
	padding: 14px 24px;
	border: 0;
	border-radius: var(--jovik-radius);
	background: var(--jovik-blue-700);
	color: var(--jovik-paper);
	cursor: pointer;
	font: inherit;
	font-weight: 700;
	transition: background var(--jovik-ease), box-shadow var(--jovik-ease), transform var(--jovik-ease);
}

.jovik-nda-calculator__button:hover {
	background: var(--jovik-blue-600);
	box-shadow: 0 4px 12px rgba(0, 71, 171, 0.25);
}

.jovik-nda-calculator__button:active {
	transform: scale(0.99);
}

.jovik-nda-calculator__button:disabled {
	cursor: not-allowed;
	opacity: 0.65;
}

.jovik-nda-calculator__button-loading {
	align-items: center;
	gap: 8px;
}

.jovik-nda-calculator__spinner {
	display: inline-block;
	width: 16px;
	height: 16px;
	border: 2px solid rgba(255, 255, 255, 0.35);
	border-top-color: var(--jovik-paper);
	border-radius: 50%;
	animation: jovik-spin 0.7s linear infinite;
}

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

/* ========== Error ========== */

.jovik-nda-calculator__error {
	margin-top: 16px;
	padding: 12px 16px;
	border: 1px solid var(--jovik-red-100);
	border-radius: var(--jovik-radius);
	background: var(--jovik-red-50);
	color: var(--jovik-red-700);
	font-size: 0.88rem;
}

/* ========== Results ========== */

.jovik-nda-calculator__results {
	margin-top: 24px;
	animation: jovik-result-in 280ms ease;
}

@keyframes jovik-result-in {
	from { opacity: 0; transform: translateY(10px); }
	to { opacity: 1; transform: translateY(0); }
}

/* ========== Big Answer ========== */

.jovik-nda-calculator__answer {
	text-align: center;
	padding: 36px 20px 28px;
	border-radius: var(--jovik-radius-lg);
	background: var(--jovik-paper);
	box-shadow: var(--jovik-shadow-lg);
	border-top: 4px solid var(--jovik-blue-700);
}

.jovik-nda-calculator__answer-kicker {
	color: var(--jovik-blue-700);
	font-size: 0.66rem;
	font-weight: 800;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	margin-bottom: 4px;
}

.jovik-nda-calculator__answer-number {
	margin: 4px 0 8px;
	color: var(--jovik-blue-700);
	font-size: clamp(4.5rem, 20vw, 7rem);
	font-weight: 800;
	letter-spacing: -0.06em;
	line-height: 0.92;
}

.jovik-nda-calculator__answer-sentence {
	max-width: 500px;
	margin: 0 auto 8px;
	color: var(--jovik-navy-900);
	font-size: clamp(1.05rem, 4vw, 1.25rem);
	font-weight: 600;
	line-height: 1.35;
}

.jovik-nda-calculator__answer-dob {
	margin: 0;
	color: var(--jovik-navy-400);
	font-size: 0.8rem;
}

.jovik-nda-calculator__answer-dob strong {
	color: var(--jovik-navy-700);
}

/* ========== First Opportunity (Very Young) ========== */

.jovik-nda-calculator__first-opportunity {
	margin-top: 16px;
	padding: 20px;
	border-radius: var(--jovik-radius-lg);
	background: var(--jovik-blue-50);
	text-align: center;
}

.jovik-nda-calculator__first-opportunity-label {
	color: var(--jovik-blue-700);
	font-size: 0.66rem;
	font-weight: 800;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	margin-bottom: 6px;
}

.jovik-nda-calculator__first-opportunity-name {
	color: var(--jovik-navy-900);
	font-size: 1.5rem;
	font-weight: 700;
}

/* ========== List Sections ========== */

.jovik-nda-calculator__list-section {
	margin-top: 24px;
}

.jovik-nda-calculator__list-title {
	margin: 0 0 12px;
	color: var(--jovik-navy-900);
	font-size: 0.8rem;
	font-weight: 800;
	letter-spacing: 0.1em;
	text-transform: uppercase;
}

.jovik-nda-calculator__exam-list {
	list-style: none;
	margin: 0;
	padding: 0;
	border: 1px solid var(--jovik-line);
	border-radius: var(--jovik-radius);
	overflow: hidden;
}

.jovik-nda-calculator__exam-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 12px;
	padding: 14px 16px;
	border-bottom: 1px solid var(--jovik-line-light);
	background: var(--jovik-paper);
	transition: background var(--jovik-ease);
}

.jovik-nda-calculator__exam-row:last-child {
	border-bottom: 0;
}

.jovik-nda-calculator__exam-row--future {
	background: var(--jovik-paper);
}

.jovik-nda-calculator__exam-row--current {
	background: var(--jovik-green-50);
}

.jovik-nda-calculator__exam-row--possible {
	background: var(--jovik-amber-50);
}

.jovik-nda-calculator__exam-name {
	color: var(--jovik-navy-900);
	font-size: 0.92rem;
	font-weight: 700;
}

.jovik-nda-calculator__exam-status {
	color: var(--jovik-navy-500);
	font-size: 0.82rem;
	font-weight: 600;
	text-align: right;
	white-space: nowrap;
}

.jovik-nda-calculator__exam-row--current .jovik-nda-calculator__exam-status {
	color: var(--jovik-green-700);
}

.jovik-nda-calculator__exam-row--possible .jovik-nda-calculator__exam-status {
	color: var(--jovik-amber-600);
}

/* ========== Window Ended ========== */

.jovik-nda-calculator__window-ended {
	margin-top: 20px;
	text-align: center;
	color: var(--jovik-navy-700);
	font-size: 0.92rem;
	font-weight: 600;
}

.jovik-nda-calculator__last-exam {
	margin-top: 4px;
	text-align: center;
	color: var(--jovik-navy-400);
	font-size: 0.82rem;
}

/* ========== Reset ========== */

.jovik-nda-calculator__reset-button {
	display: block;
	margin: 20px auto 0;
	min-height: 44px;
	padding: 10px 20px;
	border: 1px solid var(--jovik-line);
	border-radius: 8px;
	background: var(--jovik-paper);
	color: var(--jovik-blue-700);
	font: inherit;
	font-size: 0.84rem;
	font-weight: 700;
	cursor: pointer;
	transition: border-color var(--jovik-ease), background var(--jovik-ease);
}

.jovik-nda-calculator__reset-button:hover {
	border-color: var(--jovik-blue-100);
	background: var(--jovik-blue-50);
}

/* ========== Responsive ========== */

@media (min-width: 600px) {
	.jovik-nda-calculator__container {
		padding: 36px 24px 48px;
	}

	.jovik-nda-calculator__answer {
		padding: 44px 32px 32px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.jovik-nda-calculator *,
	.jovik-nda-calculator *::before,
	.jovik-nda-calculator *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		scroll-behavior: auto !important;
		transition-duration: 0.01ms !important;
	}
}