/**
 * LetterAI Frontend Styles
 * Built with premium modern styling, glassmorphism, HSL tailormade colors, and micro-animations.
 */

:root {
	--lai-primary: #5850ec;
	--lai-primary-light: #ebf5ff;
	--lai-primary-hover: #4f46e5;
	--lai-success: #0b8a5a;
	--lai-success-light: #e6f6f0;
	--lai-warning: #b25e09;
	--lai-warning-light: #fef8f2;
	--lai-danger: #e02424;
	--lai-danger-light: #fdf2f2;
	--lai-dark: #1f2937;
	--lai-light: #f9fafb;
	--lai-border: #e5e7eb;
	--lai-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
	--lai-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
	--lai-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
	--lai-glass-bg: rgba(255, 255, 255, 0.85);
	--lai-glass-border: rgba(255, 255, 255, 0.5);
	--lai-font: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.letterai-wrapper {
	font-family: var(--lai-font);
	color: var(--lai-dark);
	background: radial-gradient(circle at 10% 20%, rgba(240, 243, 255, 1) 0%, rgba(255, 255, 255, 1) 90%);
	border-radius: 20px;
	padding: 10px;
}

.letterai-container {
	max-width: 768px;
	margin: 0 auto;
}

/* Header Styling */
.letterai-logo-icon {
	font-size: 3rem;
	animation: float 4s ease-in-out infinite;
	display: inline-block;
}

.letterai-title {
	font-weight: 700;
	letter-spacing: -0.03em;
	background: linear-gradient(135deg, var(--lai-primary) 0%, #a78bfa 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

/* Card glassmorphism styling */
.letterai-card {
	background: var(--lai-glass-bg) !important;
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
	border: 1px solid var(--lai-glass-border) !important;
	border-radius: 20px !important;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Upload zone */
.letterai-upload-zone {
	border: 2px dashed #cbd5e1 !important;
	background: rgba(248, 250, 252, 0.5);
	cursor: pointer;
	transition: all 0.2s ease-in-out;
}

.letterai-upload-zone:hover, .letterai-upload-zone.dragover {
	border-color: var(--lai-primary) !important;
	background: var(--lai-primary-light);
	transform: translateY(-2px);
}

@media only screen and (max-width: 768px) {
	.letterai-upload-zone{
		display: none;
	}
}

@media only screen and (max-device-width: 768px) {
    .letterai-upload-zone{
		display: none;
	}
}


.upload-icon {
	font-size: 2.5rem;
}

.cursor-pointer {
	cursor: pointer;
}

/* Previews */
.preview-thumbnail-wrapper {
	position: relative;
	border-radius: 12px;
	overflow: hidden;
	aspect-ratio: 4/3;
	border: 1px solid var(--lai-border);
	box-shadow: var(--lai-shadow-sm);
}

.preview-thumbnail {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.preview-delete-btn {
	position: absolute;
	top: 6px;
	right: 6px;
	background: rgba(224, 36, 36, 0.9);
	color: white;
	border: none;
	width: 24px;
	height: 24px;
	border-radius: 50%;
	font-size: 12px;
	line-height: 24px;
	text-align: center;
	padding: 0;
	cursor: pointer;
	transition: background 0.2s;
}

.preview-delete-btn:hover {
	background: var(--lai-danger);
}

/* Language Radios styling */
.btn-check:checked + .btn-outline-secondary {
	background-color: var(--lai-primary-light) !important;
	border-color: var(--lai-primary) !important;
	color: var(--lai-primary) !important;
	box-shadow: 0 0 0 1px var(--lai-primary);
}

.btn-outline-secondary {
	border-color: #cbd5e1 !important;
	color: #4b5563 !important;
	font-size: 0.9rem !important;
	transition: all 0.2s !important;
}

.btn-outline-secondary:hover {
	background-color: var(--lai-light) !important;
	border-color: #9ca3af !important;
	color: var(--lai-dark) !important;
}

.bullet-dot {
	display: inline-block;
	width: 6px;
	height: 6px;
	background-color: #9ca3af;
	border-radius: 50%;
	margin-right: 6px;
	vertical-align: middle;
	transition: background-color 0.2s;
}

.btn-check:checked + .btn-outline-secondary .bullet-dot {
	background-color: var(--lai-primary);
	box-shadow: 0 0 4px var(--lai-primary);
}

/* Autocomplete search results styling */
#lang-suggestions {
	background-color: white;
	border: 1px solid var(--lai-border);
	border-radius: 8px;
	box-shadow: var(--lai-shadow-lg);
	max-height: 200px;
	overflow-y: auto;
}

#lang-suggestions .list-group-item {
	border: none;
	transition: background 0.15s;
	font-size: 0.95rem;
}

#lang-suggestions .list-group-item:hover {
	background-color: var(--lai-primary-light);
	color: var(--lai-primary);
}

/* Submit Button */
.letterai-submit-btn {
	background-color: var(--lai-primary) !important;
	border-color: var(--lai-primary) !important;
	font-weight: 600;
	transition: all 0.3s ease;
}

.letterai-submit-btn:hover:not(:disabled) {
	background-color: var(--lai-primary-hover) !important;
	border-color: var(--lai-primary-hover) !important;
	transform: translateY(-2px);
	box-shadow: 0 8px 16px -4px rgba(88, 80, 236, 0.4) !important;
}

.letterai-submit-btn:disabled {
	background-color: #d1d5db !important;
	border-color: #d1d5db !important;
	cursor: not-allowed;
}

/* Custom Percentage Spinner Loader */
.loader-container {
	display: flex;
	justify-content: center;
	align-items: center;
}

.percentage-spinner {
	position: relative;
	width: 120px;
	height: 120px;
	display: flex;
	justify-content: center;
	align-items: center;
	border-radius: 50%;
	background: white;
	box-shadow: var(--lai-shadow-md);
}

.pulse-ring {
	position: absolute;
	width: 100%;
	height: 100%;
	border: 6px solid var(--lai-primary-light);
	border-top: 6px solid var(--lai-primary);
	border-radius: 50%;
	animation: spin 1.5s linear infinite;
}

.percentage-display {
	font-size: 1.8rem;
	font-weight: 700;
	color: var(--lai-primary);
}

.max-w-400 {
	max-width: 400px;
}

/* Loading animations */
@keyframes spin {
	0% { transform: rotate(0deg); }
	100% { transform: rotate(360deg); }
}

@keyframes float {
	0%, 100% { transform: translateY(0); }
	50% { transform: translateY(-8px); }
}

.animate-fade-in {
	animation: fadeInUp 0.4s ease-out forwards;
}

@keyframes fadeInUp {
	from {
		opacity: 0;
		transform: translateY(20px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* Custom CSS Speech Waves */
.speech-recording-pulse {
	font-size: 2.2rem;
	animation: pulse 1s infinite alternate;
}

.speech-wave {
	display: flex;
	justify-content: center;
	align-items: center;
	gap: 4px;
	height: 30px;
}

.speech-wave span {
	width: 4px;
	height: 10px;
	background-color: var(--lai-danger);
	border-radius: 2px;
	animation: wave 1s ease-in-out infinite;
}

.speech-wave span:nth-child(1) { animation-delay: 0.1s; height: 12px; }
.speech-wave span:nth-child(2) { animation-delay: 0.25s; height: 22px; }
.speech-wave span:nth-child(3) { animation-delay: 0.4s; height: 16px; }
.speech-wave span:nth-child(4) { animation-delay: 0.15s; height: 24px; }
.speech-wave span:nth-child(5) { animation-delay: 0.3s; height: 10px; }

@keyframes wave {
	0%, 100% { transform: scaleY(1); }
	50% { transform: scaleY(1.8); }
}

@keyframes pulse {
	from { transform: scale(1); opacity: 0.8; }
	to { transform: scale(1.15); opacity: 1; }
}

/* Result Sections Subtleties */
.whitespace-pre-wrap {
	white-space: pre-wrap;
}

.leading-relaxed {
	line-height: 1.7;
}

/* Sub-card adjustments */
.bg-warning-subtle {
	background-color: var(--lai-warning-light) !important;
}

.border-warning {
	border-color: var(--lai-warning) !important;
}

.bg-secondary-subtle {
	background-color: var(--lai-light) !important;
}

.border-end-md {
	border-right: 1px solid var(--lai-border);
}

@media (max-width: 767.98px) {
	.border-end-md {
		border-right: none;
		border-bottom: 1px solid var(--lai-border);
		padding-bottom: 15px;
	}
}

.leading-relaxed ul {
	margin-bottom: 0;
	padding-left: 20px;
}

.leading-relaxed li {
	margin-bottom: 8px;
}

.leading-relaxed li:last-child {
	margin-bottom: 0;
}

/* ==========================================
 * 9. Responsive Views & Modern Accordion CTAs
 * ========================================== */

/* Mobile/Tablet upload visibility toggle */
@media (min-width: 768px) {
	.letterai-mobile-upload {
		display: none !important;
	}
	.letterai-desktop-upload {
		display: block !important;
	}
}

@media (max-width: 767.98px) {
	.letterai-mobile-upload {
		display: block !important;
	}
	.letterai-desktop-upload {
		display: none !important;
	}
}

/* Premium Mobile camera/gallery buttons */
#mobile-camera-btn {
	background: linear-gradient(135deg, var(--lai-primary) 0%, #7c3aed 100%) !important;
	border: none !important;
	color: white !important;
	transition: transform 0.2s, box-shadow 0.2s !important;
}

#mobile-camera-btn:active {
	transform: scale(0.98) !important;
	box-shadow: 0 2px 4px rgba(88, 80, 236, 0.2) !important;
}

#mobile-gallery-btn {
	background: white !important;
	border: 1px solid var(--lai-border) !important;
	color: var(--lai-dark) !important;
	transition: transform 0.2s, background-color 0.2s !important;
}

#mobile-gallery-btn:active {
	transform: scale(0.98) !important;
	background-color: var(--lai-light) !important;
}

/* Premium Custom Accordion Overrides */
.letterai-accordion {
	background: transparent !important;
	border-radius: 14px;
	overflow: hidden;
	border: 1px solid var(--lai-border);
	box-shadow: var(--lai-shadow-sm);
}

.letterai-accordion .accordion-item {
	background: white !important;
	border-bottom: 1px solid var(--lai-border) !important;
}

.letterai-accordion .accordion-item:last-child {
	border-bottom: none !important;
}

.letterai-accordion .accordion-button {
	font-family: var(--lai-font);
	font-weight: 600;
	color: var(--lai-dark) !important;
	font-size: 1.05rem;
	padding: 16px 20px;
	box-shadow: none !important;
	background-color: white !important;
	transition: background-color 0.2s ease, color 0.2s ease;
}

.letterai-accordion .accordion-button:not(.collapsed) {
	color: var(--lai-primary) !important;
	background-color: var(--lai-primary-light) !important;
}

.letterai-accordion .accordion-button::after {
	filter: grayscale(1);
	transition: transform 0.2s ease;
}

.letterai-accordion .accordion-button:not(.collapsed)::after {
	filter: hue-rotate(240deg) brightness(0.8);
}

.letterai-accordion .accordion-body {
	padding: 20px !important;
	background-color: #fafbfc;
}

/* Accordion list items */
.cta-accordion-list {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.cta-accordion-item {
	background: white;
	border: 1px solid var(--lai-border);
	border-radius: 12px;
	padding: 15px;
	box-shadow: var(--lai-shadow-sm);
	transition: transform 0.2s, box-shadow 0.2s;
}

.cta-accordion-item:hover {
	transform: translateY(-1px);
	box-shadow: var(--lai-shadow-md);
}

.cta-item-label {
	font-weight: 600;
	color: var(--lai-dark);
	font-size: 0.95rem;
	margin-bottom: 10px;
	line-height: 1.4;
}

.cta-item-buttons-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 8px;
}

@media (min-width: 576px) {
	.cta-item-buttons-grid {
		grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
	}
}

/* Specialized clean action buttons */
.btn-cta-action {
	font-weight: 600;
	font-size: 0.88rem;
	padding: 10px 16px;
	border-radius: 8px;
	text-decoration: none !important;
	transition: all 0.2s;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	box-shadow: var(--lai-shadow-sm);
}

.btn-cta-action-call {
	background-color: var(--lai-primary) !important;
	color: white !important;
	border: none !important;
}

.btn-cta-action-call:hover {
	background-color: var(--lai-primary-hover) !important;
	transform: translateY(-1px);
	box-shadow: 0 4px 8px rgba(88, 80, 236, 0.25) !important;
}

.btn-cta-action-email {
	background-color: var(--lai-success) !important;
	color: white !important;
	border: none !important;
}

.btn-cta-action-email:hover {
	background-color: #076d47 !important;
	transform: translateY(-1px);
	box-shadow: 0 4px 8px rgba(11, 138, 90, 0.25) !important;
}

.btn-cta-action-link {
	background-color: #4f46e5 !important;
	color: white !important;
	border: none !important;
}

.btn-cta-action-link:hover {
	background-color: #4338ca !important;
	transform: translateY(-1px);
	box-shadow: 0 4px 8px rgba(79, 70, 229, 0.25) !important;
}

.btn-cta-action-address {
	background-color: var(--lai-warning) !important;
	color: white !important;
	border: none !important;
}

.btn-cta-action-address:hover {
	background-color: #924d07 !important;
	transform: translateY(-1px);
	box-shadow: 0 4px 8px rgba(178, 94, 9, 0.25) !important;
}

/* =========================================
 * Deadlines & Calendar Sync Styles
 * ========================================= */

.lai-deadlines-heading {
	color: #0369a1;
}

.lai-deadlines-list {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.lai-no-deadlines-card {
	display: flex;
	align-items: center;
	gap: 10px;
	background: #f8fafc;
	border: 1.5px dashed #cbd5e1;
	border-radius: 10px;
	padding: 12px 16px;
	color: #64748b;
	font-size: 0.9rem;
}

.lai-no-deadlines-icon {
	font-size: 1.3rem;
	flex-shrink: 0;
}

.lai-no-deadlines-text {
	line-height: 1.45;
}


.lai-deadline-card {
	display: flex;
	align-items: flex-start;
	gap: 14px;
	background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
	border: 1px solid #bae6fd;
	border-left: 4px solid #0ea5e9;
	border-radius: 12px;
	padding: 14px 16px;
	transition: transform 0.2s ease, box-shadow 0.2s ease;
	animation: fadeInUp 0.4s ease both;
}

.lai-deadline-card:hover {
	transform: translateY(-2px);
	box-shadow: 0 6px 20px rgba(14, 165, 233, 0.15);
}

.lai-deadline-icon {
	font-size: 1.8rem;
	flex-shrink: 0;
	line-height: 1;
}

.lai-deadline-body {
	flex: 1;
	min-width: 0;
}

.lai-deadline-date-badge {
	display: inline-block;
	background-color: #0ea5e9;
	color: white;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	padding: 2px 10px;
	border-radius: 20px;
	margin-bottom: 6px;
	text-transform: uppercase;
}

.lai-deadline-description {
	font-size: 0.95rem;
	font-weight: 500;
	color: #0c4a6e;
	margin: 0 0 10px;
	line-height: 1.5;
}

.lai-calendar-buttons {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.btn-cal-google {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	background: linear-gradient(135deg, #16a34a, #15803d);
	color: white !important;
	border: none !important;
	border-radius: 8px;
	font-size: 0.78rem;
	font-weight: 600;
	padding: 6px 12px;
	text-decoration: none;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
	cursor: pointer;
}

.btn-cal-google:hover {
	transform: translateY(-1px);
	box-shadow: 0 4px 12px rgba(22, 163, 74, 0.35);
	color: white !important;
}

.btn-cal-ics {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	background: linear-gradient(135deg, #7c3aed, #6d28d9);
	color: white !important;
	border: none !important;
	border-radius: 8px;
	font-size: 0.78rem;
	font-weight: 600;
	padding: 6px 12px;
	text-decoration: none;
	transition: transform 0.15s ease, box-shadow 0.15s ease;
	cursor: pointer;
}

.btn-cal-ics:hover {
	transform: translateY(-1px);
	box-shadow: 0 4px 12px rgba(109, 40, 217, 0.35);
	color: white !important;
}

.lai-deadline-no-date {
	display: inline-block;
	background-color: #64748b;
	color: white;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	padding: 2px 10px;
	border-radius: 20px;
	margin-bottom: 6px;
	text-transform: uppercase;
}

@keyframes fadeInUp {
	from {
		opacity: 0;
		transform: translateY(12px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}