/* ═══════════════════════════════════════════════════════
   BUDGETBUDDY — Premium Product Page Styles
   Elegant Bento Grid · Glassmorphism · Immersive Design
   ═══════════════════════════════════════════════════════ */

/* ── Page-Level Overrides ────────────────────────────── */
.bb-page {
    --accent-glow: rgba(197, 165, 90, 0.25);
    --ai-purple: #8B5CF6;
    --ai-purple-glow: rgba(139, 92, 246, 0.3);
    --glass-bg: rgba(19, 34, 55, 0.5);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-hover: rgba(255, 255, 255, 0.12);
}

/* ── Gradient Mesh Background ────────────────────────── */
.bb-mesh-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}
.mesh-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
}
.mesh-orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(197, 165, 90, 0.35), transparent 70%);
    top: -10%;
    left: -5%;
    animation: meshFloat1 20s ease-in-out infinite alternate;
}
.mesh-orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2), transparent 70%);
    top: 40%;
    right: -10%;
    animation: meshFloat2 25s ease-in-out infinite alternate;
}
.mesh-orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.15), transparent 70%);
    bottom: -5%;
    left: 30%;
    animation: meshFloat3 18s ease-in-out infinite alternate;
}
@keyframes meshFloat1 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(80px, 60px) scale(1.2); }
}
@keyframes meshFloat2 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-60px, -40px) scale(1.15); }
}
@keyframes meshFloat3 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, -50px) scale(1.1); }
}

/* ── Hero Section ────────────────────────────────────── */
.bb-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 140px 24px 80px;
    position: relative;
    z-index: 1;
}
.bb-hero-content {
    flex: 1;
    max-width: 560px;
}

/* Hero Badge */
.bb-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    margin-bottom: 32px;
}
.badge-pulse {
    width: 8px;
    height: 8px;
    background: #4CAF50;
    border-radius: 50%;
    animation: pulse 2s infinite;
}
.badge-divider {
    opacity: 0.3;
}

/* Hero Title */
.bb-hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5.5vw, 4.8rem);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}
.title-line {
    display: block;
}
.title-gradient {
    background: linear-gradient(135deg, #C5A55A, #E8D5A3, #D4B96E);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.title-gradient-ai {
    background: linear-gradient(135deg, #8B5CF6, #A78BFA, #C4B5FD);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero Description */
.bb-hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 480px;
}

/* Hero Buttons */
.bb-hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}
.bb-btn-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 0.95rem;
    color: #0A1628;
    background: linear-gradient(135deg, #C5A55A, #E8D5A3);
    box-shadow: 0 4px 24px var(--accent-glow), 0 1px 2px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    overflow: hidden;
}
.bb-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px var(--accent-glow), 0 2px 4px rgba(0,0,0,0.3);
}
.btn-shimmer {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 3s infinite;
}
@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}
.bb-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 28px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}
.bb-btn-ghost:hover {
    border-color: var(--accent-1);
    color: var(--text-primary);
    background: rgba(197, 165, 90, 0.08);
}

/* Hero Stats */
.bb-hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}
.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.stat-value {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent-1);
}
.stat-plus {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-1);
}
.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 2px;
}
.stat-sep {
    width: 1px;
    height: 32px;
    background: var(--glass-border);
}

/* Hero Visual — Phone with Floating Cards */
.bb-hero-visual {
    position: relative;
    flex-shrink: 0;
}
.phone-glow {
    position: absolute;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: blur(60px);
    z-index: 0;
    animation: glowFloat 8s ease-in-out infinite alternate;
}

/* Phone Frames — Reusable */
.phone-frame {
    position: relative;
    border-radius: 32px;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    background: #0F1C2E;
    z-index: 1;
}
.phone-frame::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    z-index: 10;
}
.phone-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.phone-hero-frame {
    width: 300px;
    height: auto;
    transition: transform 0.6s ease;
}
.phone-hero-frame:hover {
    transform: translateY(-8px) scale(1.02);
}
.phone-sm {
    width: 240px;
}
.phone-md {
    width: 280px;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    backdrop-filter: blur(16px);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    z-index: 10;
    animation: floatCard 6s ease-in-out infinite;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}
.fc-icon {
    font-size: 1rem;
}
.fc-1 {
    top: 10%;
    right: -20px;
    animation-delay: 0s;
}
.fc-2 {
    bottom: 25%;
    left: -30px;
    animation-delay: 2s;
}
.fc-3 {
    bottom: 8%;
    right: -10px;
    animation-delay: 4s;
}
@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ── Section Styles ──────────────────────────────────── */
.bb-section {
    padding: 120px 0;
    position: relative;
    z-index: 1;
}
.bb-section-header {
    text-align: center;
    margin-bottom: 64px;
}
.bb-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-1);
    padding: 6px 18px;
    border: 1px solid rgba(197, 165, 90, 0.3);
    border-radius: 100px;
    background: rgba(197, 165, 90, 0.06);
    margin-bottom: 20px;
}
.bb-tag-ai {
    color: var(--ai-purple);
    border-color: rgba(139, 92, 246, 0.3);
    background: rgba(139, 92, 246, 0.06);
}
.bb-section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

/* ── Problem Section ─────────────────────────────────── */
.problem-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 720px;
    margin: 0 auto;
}
.problem-card-v2 {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 32px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(12px);
    transition: all 0.4s ease;
}
.problem-card-v2:hover {
    border-color: rgba(197, 165, 90, 0.2);
    transform: translateX(4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}
.pc-before, .pc-after {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}
.pc-before p {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-decoration: line-through;
}
.pc-after p {
    color: #4CAF50;
    font-size: 0.9rem;
    font-weight: 500;
}
.pc-x {
    color: var(--accent-3);
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.pc-check {
    color: #4CAF50;
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.pc-arrow {
    color: var(--accent-1);
    font-size: 1.2rem;
    font-weight: 700;
    flex-shrink: 0;
    opacity: 0.6;
}

/* ── Bento Grid ──────────────────────────────────────── */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.bento-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 32px;
    backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.bento-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(197, 165, 90, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}
.bento-card:hover {
    border-color: rgba(197, 165, 90, 0.25);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(197, 165, 90, 0.05);
}
.bento-card:hover::before {
    opacity: 1;
}

/* Bento Sizes */
.bento-large {
    grid-column: span 4;
    display: flex;
    align-items: center;
    gap: 48px;
    padding: 48px;
}
.bento-wide {
    grid-column: span 4;
    display: flex;
    align-items: center;
    gap: 48px;
    padding: 40px 48px;
}
.bento-medium {
    grid-column: span 2;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.bento-small {
    grid-column: span 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 32px 20px;
}

/* Bento Content */
.bento-content {
    flex: 1;
}
.bento-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-1);
    background: rgba(197, 165, 90, 0.1);
    border: 1px solid rgba(197, 165, 90, 0.2);
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 16px;
}
.bento-card h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}
.bento-card h4 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
}
.bento-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}
.bento-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}
.bento-tags span {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 100px;
    background: rgba(197, 165, 90, 0.08);
    border: 1px solid rgba(197, 165, 90, 0.15);
    color: var(--accent-1);
}

/* Bento Visual */
.bento-visual {
    flex-shrink: 0;
}

/* Bento Icon Wraps */
.bento-icon-wrap {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 4px;
}
.savings-icon { background: rgba(76, 175, 80, 0.12); border: 1px solid rgba(76, 175, 80, 0.2); }
.bills-icon { background: rgba(255, 183, 77, 0.12); border: 1px solid rgba(255, 183, 77, 0.2); }
.analytics-icon { background: rgba(139, 92, 246, 0.12); border: 1px solid rgba(139, 92, 246, 0.2); }
.wizard-icon { background: rgba(197, 165, 90, 0.12); border: 1px solid rgba(197, 165, 90, 0.2); }
.search-icon { background: rgba(66, 165, 245, 0.12); border: 1px solid rgba(66, 165, 245, 0.2); }
.currency-icon { background: rgba(76, 175, 80, 0.12); border: 1px solid rgba(76, 175, 80, 0.2); }

/* ── Chat Demo (NLP Feature) ─────────────────────────── */
.bento-chat-demo {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.chat-msg {
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 0.85rem;
    line-height: 1.5;
}
.chat-user {
    background: var(--accent-1);
    color: #0A1628;
    font-weight: 600;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    max-width: 85%;
}
.chat-ai {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-bottom-left-radius: 4px;
}
.chat-parsed {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.chat-parsed span {
    font-size: 0.78rem;
    font-weight: 600;
    padding: 4px 10px;
    background: rgba(197, 165, 90, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
}
.chat-status {
    display: block;
    margin-top: 10px;
    font-size: 0.72rem;
    color: #4CAF50;
    font-weight: 700;
}

/* ── Budget Ring ─────────────────────────────────────── */
.bento-budget-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px 0;
}
.budget-ring-wrapper {
    position: relative;
    width: 140px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.budget-ring-svg {
    width: 100%;
    height: 100%;
    transform: rotate(0deg);
}
.budget-ring-text {
    position: absolute;
    text-align: center;
}
.ring-pct-v2 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--accent-1);
    display: block;
}
.ring-lbl {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ── Adaptive Chips Demo ─────────────────────────────── */
.adaptive-chips-demo {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    flex: 1;
}
.achip {
    padding: 10px 18px;
    border-radius: 100px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
    background: rgba(197, 165, 90, 0.08);
    border: 1px solid rgba(197, 165, 90, 0.18);
    cursor: pointer;
    transition: all 0.3s ease;
    animation: chipSlideIn 0.6s ease backwards;
    animation-delay: var(--d);
}
.achip:hover {
    background: rgba(197, 165, 90, 0.2);
    border-color: rgba(197, 165, 90, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(197, 165, 90, 0.15);
}
@keyframes chipSlideIn {
    from { opacity: 0; transform: translateX(-12px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ── Tags Demo ───────────────────────────────────────── */
.tags-demo {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag-chip {
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
    transition: all 0.3s ease;
}
.tag-chip:hover { transform: scale(1.05); }
.tc-blue { background: rgba(66, 165, 245, 0.12); border: 1px solid rgba(66, 165, 245, 0.3); color: #42A5F5; }
.tc-green { background: rgba(76, 175, 80, 0.12); border: 1px solid rgba(76, 175, 80, 0.3); color: #4CAF50; }
.tc-purple { background: rgba(139, 92, 246, 0.12); border: 1px solid rgba(139, 92, 246, 0.3); color: #A78BFA; }
.tc-orange { background: rgba(255, 183, 77, 0.12); border: 1px solid rgba(255, 183, 77, 0.3); color: #FFB74D; }
.tc-gold { background: rgba(197, 165, 90, 0.12); border: 1px solid rgba(197, 165, 90, 0.3); color: #C5A55A; }

/* ── Commitment Demo ─────────────────────────────────── */
.commitment-demo {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.commit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 0.82rem;
    transition: all 0.3s ease;
}
.commit-item:hover {
    border-color: rgba(197, 165, 90, 0.2);
    transform: translateX(4px);
}
.commit-name {
    flex: 1;
    font-weight: 600;
    color: var(--text-primary);
}
.commit-tag {
    font-size: 0.72rem;
    padding: 3px 10px;
    border-radius: 100px;
    background: rgba(197, 165, 90, 0.1);
    color: var(--accent-1);
    font-weight: 600;
}
.commit-status {
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
}
.status-paid { color: #4CAF50; }
.status-partial { color: #FFB74D; }
.status-pending { color: var(--text-muted); }

/* ── Smart Insights Section (NEW — Highlighted) ──────── */
.bb-smart-insights {
    padding-top: 100px;
    padding-bottom: 100px;
    position: relative;
}
.bb-smart-insights::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 40%, rgba(230, 126, 34, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(243, 156, 18, 0.04) 0%, transparent 50%);
    pointer-events: none;
}
.bb-tag-si {
    color: #F39C12;
    border-color: rgba(243, 156, 18, 0.4);
    background: rgba(243, 156, 18, 0.1);
}
.title-gradient-si {
    background: linear-gradient(135deg, #F39C12, #E67E22, #F1C40F);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.si-hero-card {
    position: relative;
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.08), rgba(19, 34, 55, 0.8));
    border: 1px solid rgba(243, 156, 18, 0.25);
    border-radius: 32px;
    padding: 64px;
    text-align: center;
    overflow: hidden;
    margin-bottom: 72px;
}
.si-card-glow {
    position: absolute;
    top: -80px;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 300px;
    background: radial-gradient(circle, rgba(243, 156, 18, 0.12) 0%, transparent 70%);
    pointer-events: none;
}
.si-card-content {
    position: relative;
    z-index: 1;
}
.si-exclusive-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.2), rgba(230, 126, 34, 0.15));
    border: 1px solid rgba(243, 156, 18, 0.4);
    border-radius: 100px;
    padding: 8px 20px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #F39C12;
    margin-bottom: 20px;
    animation: badgePulse 2.5s ease-in-out infinite;
}
.si-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #F39C12;
    animation: dotPulse 1.5s ease-in-out infinite;
}
@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(243, 156, 18, 0.2); }
    50% { box-shadow: 0 0 20px 4px rgba(243, 156, 18, 0.15); }
}
@keyframes dotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.7); }
}
.si-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 24px auto 0;
}
.si-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-bottom: 64px;
}
.si-feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 36px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.si-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(243, 156, 18, 0.5), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}
.si-feature-card:hover {
    border-color: rgba(243, 156, 18, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(243, 156, 18, 0.08);
}
.si-feature-card:hover::before {
    opacity: 1;
}
.si-feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    margin: 20px 0 12px;
}
.si-feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
    margin-bottom: 24px;
}
.si-feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.si-icon-anomaly {
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.15), rgba(230, 126, 34, 0.1));
    color: #F39C12;
}
.si-icon-shortfall {
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.15), rgba(192, 57, 43, 0.1));
    color: #E74C3C;
}
.si-demo-alert {
    background: rgba(243, 156, 18, 0.06);
    border: 1px solid rgba(243, 156, 18, 0.2);
    border-radius: 14px;
    padding: 16px;
}
.si-alert-red {
    background: rgba(231, 76, 60, 0.06);
    border-color: rgba(231, 76, 60, 0.2);
}
.si-alert-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}
.si-alert-icon {
    font-size: 1.1rem;
}
.si-alert-text {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
}
.si-alert-detail {
    font-size: 0.82rem;
    color: var(--text-muted);
    padding-left: 32px;
}

/* How It Works Strip */
.si-how-it-works {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-bottom: 56px;
    padding: 32px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
}
.si-step {
    display: flex;
    align-items: center;
    gap: 14px;
    flex: 1;
    max-width: 280px;
}
.si-step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #F39C12, #E67E22);
    color: #fff;
    font-weight: 800;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.si-step p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.45;
}
.si-step-arrow {
    color: rgba(243, 156, 18, 0.5);
    font-size: 1.4rem;
    flex-shrink: 0;
}

/* Differentiator */
.si-differentiator {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 36px 40px;
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.06), rgba(230, 126, 34, 0.03));
    border: 1px solid rgba(243, 156, 18, 0.2);
    border-radius: 20px;
}
.si-diff-icon {
    font-size: 2rem;
    flex-shrink: 0;
    margin-top: 2px;
}
.si-diff-content h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: #F39C12;
}
.si-diff-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ── AI Section ──────────────────────────────────────── */
.bb-ai {
    padding-top: 80px;
}
.ai-hero-card {
    position: relative;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.08), rgba(19, 34, 55, 0.8));
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 32px;
    padding: 64px;
    text-align: center;
    overflow: hidden;
    margin-bottom: 72px;
}
.ai-card-glow {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--ai-purple-glow), transparent 70%);
    top: -40%;
    left: 50%;
    transform: translateX(-50%);
    filter: blur(100px);
    pointer-events: none;
}
.ai-card-content {
    position: relative;
    z-index: 1;
}
.ai-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    max-width: 640px;
    margin: 24px auto 0;
}

/* AI Phone Showcase */
.ai-phones {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 40px;
    margin-bottom: 80px;
}
.ai-phone-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.ai-phone-center .phone-frame {
    box-shadow:
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 60px var(--ai-purple-glow);
}
.ai-phone-label {
    margin-top: 20px;
}
.apl-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.25);
    color: #A78BFA;
    margin-bottom: 8px;
}
.ai-phone-label p {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    font-style: italic;
    color: var(--text-primary);
}

/* AI Capabilities Grid */
.ai-caps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.ai-cap {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 32px 24px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}
.ai-cap:hover {
    border-color: rgba(139, 92, 246, 0.25);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
}
.ai-cap-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}
.ai-cap h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.ai-cap p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

/* ── Security Section ────────────────────────────────── */
.security-split {
    display: flex;
    align-items: center;
    gap: 80px;
}
.security-content {
    flex: 1;
}
.security-features {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-top: 40px;
}
.sec-feat {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.sec-feat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: rgba(197, 165, 90, 0.08);
    border: 1px solid rgba(197, 165, 90, 0.15);
    flex-shrink: 0;
}
.sec-feat h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}
.sec-feat p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
}
.security-visual {
    flex-shrink: 0;
}
.security-visual .phone-frame {
    box-shadow:
        0 40px 80px rgba(0, 0, 0, 0.5),
        0 0 40px var(--accent-glow);
}

/* ── Toolkit Grid ────────────────────────────────────── */
.toolkit-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}
.tk-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}
.tk-item:hover {
    border-color: rgba(197, 165, 90, 0.3);
    color: var(--text-primary);
    background: rgba(197, 165, 90, 0.06);
    transform: translateY(-2px);
}
.tk-item span {
    font-size: 1.1rem;
}

/* ── Gallery / Screenshots ───────────────────────────── */
.gallery-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 20px;
    scrollbar-width: none;
}
.gallery-scroll::-webkit-scrollbar { display: none; }
.gallery-track {
    display: flex;
    gap: 24px;
    padding: 10px 0;
}
.gallery-item {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.gallery-item .phone-frame {
    transition: all 0.5s ease;
}
.gallery-item:hover .phone-frame {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6), 0 0 50px var(--accent-glow);
}
.gallery-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ── Download CTA ────────────────────────────────────── */
.download-cta {
    position: relative;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    padding: 80px 60px;
    text-align: center;
    overflow: hidden;
}
.download-cta .cta-glow {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    filter: blur(100px);
    pointer-events: none;
}
.cta-content {
    position: relative;
    z-index: 1;
}
.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 16px;
}
.cta-content > p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 480px;
    margin: 0 auto 36px;
}
.qr-download {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin: 32px auto 24px;
}
.qr-download img {
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    padding: 8px;
    background: #fff;
}
.qr-download p {
    color: var(--text-muted, rgba(255,255,255,0.4));
    font-size: 0.85rem;
    letter-spacing: 0.3px;
}

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 1024px) {
    .bb-hero {
        flex-direction: column;
        text-align: center;
        gap: 60px;
        padding-top: 140px;
    }
    .bb-hero-content { max-width: 100%; }
    .bb-hero-desc { margin-left: auto; margin-right: auto; }
    .bb-hero-actions { justify-content: center; }
    .bb-hero-stats { justify-content: center; }
    .bb-hero-visual { width: 280px; }
    .phone-hero-frame { width: 260px; }

    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bento-large {
        grid-column: span 2;
        flex-direction: column;
        gap: 32px;
    }
    .bento-wide {
        grid-column: span 2;
        flex-direction: column;
        gap: 24px;
    }
    .bento-small {
        grid-column: span 1;
    }

    .ai-phones { flex-direction: column; align-items: center; gap: 32px; }
    .ai-caps-grid { grid-template-columns: repeat(2, 1fr); }
    .security-split { flex-direction: column; gap: 48px; }
    .toolkit-grid { grid-template-columns: repeat(2, 1fr); }

    .si-features-grid { grid-template-columns: 1fr; }
    .si-how-it-works { flex-direction: column; gap: 16px; }
    .si-step-arrow { transform: rotate(90deg); }
    .si-hero-card { padding: 48px 32px; }
}

@media (max-width: 768px) {
    .bb-hero { padding-top: 120px; }
    .bb-hero-title { font-size: 2.4rem; }
    .bb-section { padding: 80px 0; }

    .bento-grid {
        grid-template-columns: 1fr;
    }
    .bento-large, .bento-wide, .bento-medium, .bento-small {
        grid-column: span 1;
    }
    .bento-large { padding: 32px; }

    .ai-hero-card { padding: 40px 24px; }
    .ai-caps-grid { grid-template-columns: 1fr; }
    .toolkit-grid { grid-template-columns: 1fr; }

    .si-hero-card { padding: 36px 20px; }
    .si-differentiator { flex-direction: column; padding: 28px 24px; }
    .si-feature-card { padding: 28px; }

    .floating-card { display: none; }

    .problem-card-v2 {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    .pc-arrow { transform: rotate(90deg); }
    .pc-before, .pc-after { justify-content: center; }

    .download-cta { padding: 48px 24px; }
}

@media (max-width: 480px) {
    .bb-hero-title { font-size: 2rem; }
    .bb-section-title { font-size: 1.7rem; }
    .phone-hero-frame { width: 220px; }
    .phone-sm { width: 200px; }
    .phone-md { width: 240px; }
    .bb-hero-stats { flex-wrap: wrap; gap: 16px; }
    .stat-sep { display: none; }
}