/* =============================================================================
   MARSAPIENS FAQ — Mission Intelligence Terminal
   Mars crimson + glassmorphic panels + terminal glow
   ============================================================================= */

/* --- Page foundation — warm Mars crimson --- */
body[data-page-id="faq"] {
    overflow-x: hidden;
    overflow-y: auto;
    background: #2a0e0e;
    --faq-crimson: #ff2a2a;
    --faq-ember: #ff8044;
    --faq-rust: rgba(255, 80, 30, 0.12);
    --faq-glow: rgba(255, 60, 40, 0.25);
    --faq-glass: rgba(60, 16, 12, 0.55);
    --faq-glass-border: rgba(255, 120, 70, 0.14);
    --faq-text: rgba(255, 245, 240, 0.95);
    --faq-text-dim: rgba(255, 210, 190, 0.60);
    --faq-accent: #ff5533;
    --faq-green: #00ff9d;
    --faq-cyan: #00d4ff;
}

body[data-page-id="faq"] .scanline-layer {
    display: block;
    opacity: 0.025;
}

/* --- Override dept-content max-width — use full space --- */
body[data-page-id="faq"] .dept-content {
    max-width: 1400px;
    padding-left: 32px;
    padding-right: 32px;
}

/* --- Atmospheric background --- */
#faq-atmosphere {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

#faq-atmosphere::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        /* warm crimson glow — center */
        radial-gradient(ellipse 90% 70% at 50% 35%, rgba(160, 30, 15, 0.30) 0%, transparent 60%),
        /* rust nebula — top right */
        radial-gradient(ellipse 100% 70% at 85% 15%, rgba(180, 50, 10, 0.20) 0%, transparent 55%),
        /* ember blush — bottom left */
        radial-gradient(ellipse 90% 50% at 10% 85%, rgba(200, 60, 20, 0.16) 0%, transparent 50%),
        /* maroon horizon — bottom */
        radial-gradient(ellipse 140% 30% at 50% 100%, rgba(120, 20, 10, 0.35) 0%, transparent 60%),
        /* base — warm dark red, NOT black */
        linear-gradient(170deg, #2e100c 0%, #220c08 40%, #301210 100%);
    animation: faq-nebula-drift 32s ease-in-out infinite alternate;
}

#faq-atmosphere::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(1px 1px at 15% 12%, rgba(255, 200, 160, 0.45) 0%, transparent 100%),
        radial-gradient(1px 1px at 82% 8%, rgba(255, 220, 180, 0.35) 0%, transparent 100%),
        radial-gradient(1px 1px at 45% 25%, rgba(255, 180, 140, 0.30) 0%, transparent 100%),
        radial-gradient(1px 1px at 68% 38%, rgba(255, 230, 210, 0.40) 0%, transparent 100%),
        radial-gradient(1px 1px at 25% 55%, rgba(255, 160, 120, 0.35) 0%, transparent 100%),
        radial-gradient(1px 1px at 90% 62%, rgba(255, 210, 180, 0.30) 0%, transparent 100%),
        radial-gradient(1px 1px at 55% 78%, rgba(255, 200, 170, 0.38) 0%, transparent 100%),
        radial-gradient(1px 1px at 8% 88%, rgba(255, 180, 150, 0.32) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 38% 45%, rgba(255, 220, 200, 0.50) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 72% 72%, rgba(255, 200, 180, 0.45) 0%, transparent 100%);
    animation: faq-stars-pulse 5s ease-in-out infinite alternate;
}

@keyframes faq-nebula-drift {
    0%   { transform: scale(1) translate(0, 0); }
    50%  { transform: scale(1.03) translate(-6px, 8px); }
    100% { transform: scale(1.01) translate(8px, -4px); }
}

@keyframes faq-stars-pulse {
    0%   { opacity: 0.6; }
    100% { opacity: 1; }
}

/* --- Search bar — full width --- */
.faq-search-wrap {
    position: relative;
    max-width: 800px;
    margin: 0 0 44px;
}

.faq-search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--faq-text-dim);
    pointer-events: none;
    transition: color 0.3s;
}

.faq-search-input {
    width: 100%;
    padding: 18px 52px 18px 54px;
    background: var(--faq-glass);
    border: 1px solid var(--faq-glass-border);
    border-radius: 12px;
    color: var(--faq-text);
    font-family: var(--font-mono, 'Courier New', monospace);
    font-size: 1rem;
    letter-spacing: 0.5px;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.faq-search-input::placeholder {
    color: var(--faq-text-dim);
    font-style: italic;
}

.faq-search-input:focus {
    border-color: rgba(255, 100, 60, 0.35);
    box-shadow: 0 0 24px rgba(255, 70, 40, 0.12), inset 0 0 20px rgba(255, 60, 30, 0.04);
    background: rgba(70, 18, 12, 0.70);
}

.faq-search-input:focus ~ .faq-search-icon {
    color: var(--faq-ember);
}

.faq-search-clear {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 80, 40, 0.12);
    color: var(--faq-text-dim);
    font-size: 0.9rem;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    transition: background 0.2s, color 0.2s;
}

.faq-search-clear.visible {
    display: flex;
}

.faq-search-clear:hover {
    background: rgba(255, 80, 40, 0.25);
    color: var(--faq-text);
}

.faq-search-count {
    margin-top: 12px;
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    color: var(--faq-text-dim);
    letter-spacing: 2px;
    text-transform: uppercase;
    min-height: 20px;
}

/* --- Category sections --- */
.faq-category {
    margin-bottom: 52px;
}

.faq-category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(255, 100, 60, 0.12);
}

.faq-category-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255, 70, 35, 0.10);
    border: 1px solid rgba(255, 90, 50, 0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.faq-category-icon svg {
    width: 20px;
    height: 20px;
    color: var(--faq-ember);
}

.faq-category-label {
    font-family: var(--font-mono, monospace);
    font-size: 0.80rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--faq-ember);
    font-weight: 600;
}

.faq-category-count {
    font-family: var(--font-mono, monospace);
    font-size: 0.70rem;
    color: var(--faq-text-dim);
    margin-left: auto;
    letter-spacing: 1px;
}

/* --- Accordion items --- */
.faq-item {
    margin-bottom: 8px;
    border-radius: 10px;
    overflow: hidden;
    transition: margin-bottom 0.3s;
}

.faq-item.hidden {
    display: none;
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--faq-glass);
    border: 1px solid var(--faq-glass-border);
    border-radius: 10px;
    color: var(--faq-text);
    font-family: var(--font-sans, Arial, sans-serif);
    font-size: 1.05rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    line-height: 1.5;
    letter-spacing: 0.2px;
}

.faq-question:hover {
    background: rgba(80, 20, 14, 0.65);
    border-color: rgba(255, 110, 60, 0.24);
    box-shadow: 0 2px 20px rgba(255, 60, 25, 0.08);
}

.faq-question-marker {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--faq-accent);
    flex-shrink: 0;
    opacity: 0.5;
    transition: opacity 0.3s, box-shadow 0.3s, transform 0.3s;
}

.faq-item.open .faq-question-marker {
    opacity: 1;
    box-shadow: 0 0 10px rgba(255, 85, 51, 0.55);
    transform: scale(1.25);
}

.faq-question-text {
    flex: 1;
}

.faq-question-chevron {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    color: var(--faq-text-dim);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), color 0.3s;
}

.faq-item.open .faq-question-chevron {
    transform: rotate(180deg);
    color: var(--faq-ember);
}

.faq-item.open .faq-question {
    background: rgba(90, 22, 14, 0.65);
    border-color: rgba(255, 110, 60, 0.28);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

/* --- Answer panel --- */
.faq-answer-wrap {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.open .faq-answer-wrap {
    grid-template-rows: 1fr;
}

.faq-answer {
    overflow: hidden;
}

.faq-answer-inner {
    padding: 22px 28px 24px 50px;
    background: rgba(50, 14, 10, 0.50);
    border: 1px solid var(--faq-glass-border);
    border-top: none;
    border-radius: 0 0 10px 10px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.faq-answer-text {
    color: rgba(255, 230, 215, 0.88);
    font-size: 1rem;
    line-height: 1.75;
    font-family: var(--font-sans, Arial, sans-serif);
    letter-spacing: 0.15px;
}

.faq-answer-text strong {
    color: var(--faq-text);
    font-weight: 600;
}

.faq-answer-text a {
    color: var(--faq-ember);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: rgba(255, 128, 68, 0.40);
    transition: text-decoration-color 0.2s;
}

.faq-answer-text a:hover {
    text-decoration-color: var(--faq-ember);
}

.faq-answer-tag {
    display: inline-block;
    margin-top: 16px;
    padding: 4px 12px;
    font-family: var(--font-mono, monospace);
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--faq-text-dim);
    background: rgba(255, 90, 50, 0.08);
    border: 1px solid rgba(255, 90, 50, 0.12);
    border-radius: 4px;
}

/* --- Intro hero section — left aligned --- */
.faq-hero {
    margin-bottom: 48px;
    position: relative;
}

.faq-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    background: rgba(255, 70, 35, 0.08);
    border: 1px solid rgba(255, 90, 50, 0.18);
    border-radius: 20px;
    font-family: var(--font-mono, monospace);
    font-size: 0.65rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--faq-ember);
    margin-bottom: 22px;
}

.faq-hero-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--faq-green);
    animation: faq-pulse 2s ease-in-out infinite;
}

@keyframes faq-pulse {
    0%, 100% { opacity: 0.4; }
    50%      { opacity: 1; box-shadow: 0 0 8px rgba(0, 255, 157, 0.45); }
}

.faq-hero h1 {
    font-family: var(--font-mono, monospace);
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 700;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: var(--faq-text);
    margin-bottom: 8px;
    line-height: 1.1;
}

.faq-hero h1 span {
    display: block;
    font-size: 0.40em;
    font-weight: 400;
    letter-spacing: 10px;
    color: var(--faq-text-dim);
    margin-top: 6px;
}

.faq-hero-sub {
    font-size: 1.05rem;
    color: var(--faq-text-dim);
    max-width: 600px;
    margin: 18px 0 0;
    line-height: 1.65;
}

/* --- Stats bar — left aligned --- */
.faq-stats {
    display: flex;
    gap: 40px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.faq-stat {
    text-align: left;
}

.faq-stat-val {
    font-family: var(--font-mono, monospace);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--faq-ember);
}

.faq-stat-lbl {
    font-family: var(--font-mono, monospace);
    font-size: 0.60rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--faq-text-dim);
    margin-top: 4px;
}

/* --- No results state --- */
.faq-no-results {
    padding: 56px 20px;
    display: none;
}

.faq-no-results.visible {
    display: block;
}

.faq-no-results-icon {
    width: 52px;
    height: 52px;
    margin: 0 0 16px;
    color: var(--faq-text-dim);
    opacity: 0.4;
}

.faq-no-results-text {
    font-family: var(--font-mono, monospace);
    font-size: 0.9rem;
    color: var(--faq-text-dim);
    letter-spacing: 1px;
}

/* --- Stagger animation on load --- */
.faq-item {
    opacity: 0;
    transform: translateY(12px);
    animation: faq-item-in 0.5s ease forwards;
}

@keyframes faq-item-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.faq-category {
    opacity: 0;
    transform: translateY(16px);
    animation: faq-cat-in 0.6s ease forwards;
}

@keyframes faq-cat-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Responsive --- */
@media (max-width: 700px) {
    body[data-page-id="faq"] .dept-content {
        padding-left: 16px;
        padding-right: 16px;
    }

    .faq-question {
        padding: 16px 16px;
        font-size: 0.95rem;
        gap: 12px;
    }

    .faq-answer-inner {
        padding: 18px 18px 20px 34px;
    }

    .faq-answer-text {
        font-size: 0.92rem;
    }

    .faq-hero h1 {
        letter-spacing: 3px;
    }

    .faq-stats {
        gap: 24px;
    }

    .faq-category-header {
        gap: 10px;
    }

    .faq-search-input {
        padding: 16px 48px 16px 48px;
        font-size: 0.92rem;
    }

    .faq-search-wrap {
        max-width: 100%;
    }
}

/* --- Divider line --- */
.faq-divider {
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 90, 50, 0.20), rgba(255, 80, 40, 0.08) 80%, transparent);
    margin: 8px 0 44px;
}