/* B2B Email Assistant custom stylesheet - Ultra Modern Dotted Grid & Premium Glassmorphism */

:root {
    --bg-dark: #f8fafc; /* Clean modern slate-white */
    --panel-bg: rgba(255, 255, 255, 0.9);
    --border-color: rgba(226, 232, 240, 0.8);
    --text-main: #0f172a;
    --text-light: #64748b;
    --primary: #a20a0a;
    --primary-glow: rgba(162, 10, 10, 0.08);
    --danger: #ef4444;
    --warning: #f59e0b;
    --success: #10b981;
    --card-hover-border: rgba(162, 10, 10, 0.3);
    --input-bg: #ffffff;
    --shadow-main: 0 20px 40px -15px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(0, 0, 0, 0.02);
}

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 0),
        radial-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 0);
    background-size: 24px 24px;
    background-position: 0 0, 12px 12px;
    color: var(--text-main);
    min-height: 100vh;
    font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body.dark-theme {
    --bg-dark: #0a0606; /* Deep dark space-black */
    --panel-bg: rgba(20, 13, 13, 0.8);
    --border-color: rgba(255, 255, 255, 0.07);
    --text-main: #f8fafc;
    --text-light: #94a3b8;
    --primary-glow: rgba(162, 10, 10, 0.3);
    --card-hover-border: rgba(162, 10, 10, 0.45);
    --input-bg: rgba(10, 6, 6, 0.7);
    --shadow-main: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

body.dark-theme {
    background-image: 
        radial-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 0),
        radial-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 0);
}

.assistant-container {
    padding-top: 100px;
    padding-bottom: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
    box-sizing: border-box;
}

.assistant-header {
    text-align: center;
    margin-bottom: 45px;
}

.assistant-header h1 {
    font-size: 3.2rem;
    font-weight: 900;
    margin: 0;
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: linear-gradient(135deg, var(--text-main) 20%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1.5px;
}

.assistant-header p {
    color: var(--text-light);
    font-size: 1.15rem;
    margin-top: 12px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Tabs System - Capsule Pill Design */
.assistant-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 35px;
}

.tab-btn {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 0.98rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
}

.tab-btn:hover {
    color: var(--text-main);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, #d97706 100%) !important;
    color: #ffffff !important;
    border-color: transparent !important;
    box-shadow: 0 8px 24px rgba(162, 10, 10, 0.25) !important;
}

/* Settings Bar */
.settings-bar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 25px;
}

.settings-btn {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 10px 22px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

.settings-btn:hover {
    color: var(--text-main);
    border-color: var(--primary);
    background: rgba(162, 10, 10, 0.04);
}

/* Layout Grid */
.assistant-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

@media (max-width: 992px) {
    .assistant-grid {
        grid-template-columns: 1fr;
    }
}

.panel-card {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--shadow-main);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}

.panel-card h3 {
    margin-top: 0;
    margin-bottom: 25px;
    font-size: 1.4rem;
    font-weight: 800;
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1.5px solid var(--border-color);
    padding-bottom: 18px;
    letter-spacing: -0.6px;
}

/* Input Styles */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    color: var(--text-main);
    font-size: 0.85rem;
    font-weight: 800;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.form-control {
    width: 100%;
    background: var(--input-bg);
    border: 1.5px solid var(--border-color);
    color: var(--text-main);
    border-radius: 14px;
    padding: 16px 20px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box;
}

.form-control::placeholder {
    color: var(--text-light);
    opacity: 0.4;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
    background: #ffffff;
}

body.dark-theme .form-control:focus {
    background: rgba(15, 10, 10, 0.85);
}

/* Fix Dropdown options for dark/light themes */
select.form-control option {
    color: #1e293b !important;
    background-color: #ffffff !important;
}

body.dark-theme select.form-control option {
    color: #f8fafc !important;
    background-color: #1a1212 !important;
}

textarea.form-control {
    resize: vertical;
    min-height: 220px;
    line-height: 1.6;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 576px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Buttons */
.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, #f3a83b 100%) !important;
    border: none;
    color: #ffffff;
    padding: 16px;
    font-size: 1.05rem;
    font-weight: 800;
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 8px 24px rgba(162, 10, 10, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(162, 10, 10, 0.4);
}

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

.submit-btn:disabled {
    background: var(--text-light);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.4;
}

/* Output Display Panel */
.output-empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-light);
}

.output-empty-state svg {
    width: 80px;
    height: 80px;
    margin-bottom: 25px;
    fill: var(--text-light);
    opacity: 0.2;
}

/* Result metrics (Score Gauge) */
.evaluation-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
    gap: 20px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 24px;
}

.score-badge-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 2.1rem;
    border: 6px solid var(--success);
    box-shadow: 0 0 25px rgba(16, 185, 129, 0.2);
    background: rgba(16, 185, 129, 0.05);
    color: var(--text-main);
    flex-shrink: 0;
}

.score-badge-circle.warning {
    border-color: var(--warning);
    box-shadow: 0 0 25px rgba(245, 158, 11, 0.2);
    background: rgba(245, 158, 11, 0.05);
}

.score-badge-circle.danger {
    border-color: var(--danger);
    box-shadow: 0 0 25px rgba(239, 68, 68, 0.2);
    background: rgba(239, 68, 68, 0.05);
}

.score-badge-circle span {
    font-size: 0.65rem;
    color: var(--text-light);
    text-transform: uppercase;
    font-weight: 800;
    margin-top: -5px;
    letter-spacing: 0.8px;
}

.meta-stats {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.meta-stat-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1.5px solid var(--border-color);
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: center;
    min-width: 80px;
    flex-grow: 1;
}

.meta-stat-item strong {
    display: block;
    color: var(--text-main);
    font-size: 1.05rem;
    font-weight: 800;
    margin-top: 4px;
}

/* Bullet list details */
.critique-list {
    margin: 30px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.critique-item {
    position: relative;
    padding: 16px 20px 16px 44px;
    border-radius: 14px;
    font-size: 0.98rem;
    line-height: 1.6;
    background: rgba(0, 0, 0, 0.01);
    border: 1.5px solid var(--border-color);
}

body.dark-theme .critique-item {
    background: rgba(255, 255, 255, 0.015);
}

.critique-item::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 24px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.critique-item.pro {
    border-left: 5px solid var(--success);
    background: rgba(16, 185, 129, 0.02);
}

.critique-item.pro::before {
    background-color: var(--success);
    box-shadow: 0 0 10px var(--success);
}

.critique-item.con {
    border-left: 5px solid var(--danger);
    background: rgba(239, 68, 68, 0.02);
}

.critique-item.con::before {
    background-color: var(--danger);
    box-shadow: 0 0 10px var(--danger);
}

.critique-item.suggest {
    border-left: 5px solid var(--warning);
    background: rgba(245, 158, 11, 0.02);
}

.critique-item.suggest::before {
    background-color: var(--warning);
    box-shadow: 0 0 10px var(--warning);
}

/* Codeblock draft styles */
.draft-container {
    position: relative;
    margin-top: 25px;
}

.draft-box {
    background: var(--input-bg);
    border: 1.5px solid var(--border-color);
    border-radius: 14px;
    padding: 26px;
    font-family: 'Consolas', 'Fira Code', 'Courier New', monospace;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-main);
    white-space: pre-wrap;
    max-height: 400px;
    overflow-y: auto;
    box-shadow: inset 0 2px 6px rgba(0,0,0,0.02);
}

.copy-btn {
    position: absolute;
    top: 14px;
    right: 14px;
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.copy-btn:hover {
    color: #ffffff;
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-1px);
}

/* Subject lines list */
.subject-options-list {
    margin-top: 25px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.subject-option-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1.5px solid var(--border-color);
    padding: 18px 22px;
    border-radius: 14px;
    font-size: 0.98rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.subject-option-card:hover {
    border-color: var(--primary);
    background: rgba(162, 10, 10, 0.02);
    transform: translateX(4px);
}

.subject-option-card span {
    font-family: 'Consolas', 'Courier New', monospace;
    color: var(--primary);
    font-weight: 700;
}

.subject-option-card button {
    background: transparent;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 8px;
    transition: all 0.2s;
}

.subject-option-card button:hover {
    color: var(--primary);
    background: rgba(162, 10, 10, 0.05);
}

/* Loader Styles */
.loading-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 25px;
}

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

.loading-text {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.15rem;
    color: var(--text-main);
    font-weight: 700;
    letter-spacing: -0.3px;
}

.loading-subtext {
    font-size: 0.88rem;
    color: var(--text-light);
    margin-top: 6px;
}

/* Tab Switch Animations */
.tab-content {
    display: none;
    animation: fadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Offline warning banner */
.offline-banner {
    background: rgba(245, 158, 11, 0.08);
    border: 1.5px solid var(--warning);
    color: #eab308;
    padding: 14px 22px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-size: 0.92rem;
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1.4;
}

body.dark-theme .offline-banner {
    background: rgba(245, 158, 11, 0.05);
    color: #facc15;
}

.offline-banner svg {
    flex-shrink: 0;
}

/* Navigation Banners Responsive Layout */
@media (max-width: 767px) {
    .assistant-side-banners {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }
    .assistant-side-banners .nav-banner-card {
        flex-direction: column;
        align-items: flex-start !important;
        padding: 20px !important;
    }
    .assistant-side-banners .nav-banner-card img {
        width: 100% !important;
        height: 140px !important;
    }
}