:root {
    /* Dark Theme (Default) */
    --bg-color: #0f1115;
    --text-color: #e0e0e0;
    --text-muted: #a0a0a0;
    --primary-color: #6366f1;
    /* Indigo */
    --primary-hover: #4f46e5;
    --accent-gemini: #4facfe;
    /* Blue-ish */
    --accent-chatgpt: #10a37f;
    --accent-chatgpt: #10a37f;
    /* Green-ish */

    /* Specific text colors for dark mode to ensure glow/contrast */
    --gemini-text: #a8d5ff;
    --chatgpt-text: #8effd6;

    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --card-bg: #1a1d24;

    --header-bg: rgba(15, 17, 21, 0.8);
    --hero-gradient-start: #ffffff;
    --hero-gradient-end: #b0b0b0;
    --logo-gradient-start: #fff;
    --glow-color: rgba(99, 102, 241, 0.15);

    --btn-glass-text: white;
    --visual-bg: rgba(26, 29, 36, 0.5);

    --font-main: 'Inter', 'Noto Sans JP', sans-serif;
}

[data-theme="light"] {
    --bg-color: #ffffff;
    --text-color: #1f2937;
    --text-muted: #6b7280;
    --primary-color: #4f46e5;
    /* Slightly darker for better contrast on white */
    --primary-hover: #4338ca;

    --accent-gemini: #2563eb;
    /* Darker blue for light mode */
    --accent-chatgpt: #059669;
    /* Darker green for light mode */

    --gemini-text: #1e40af;
    /* Dark blue text */
    --chatgpt-text: #065f46;
    /* Dark green text */

    --glass-bg: rgba(0, 0, 0, 0.03);
    /* Dark glass for light background */
    --glass-border: rgba(0, 0, 0, 0.08);
    --card-bg: #f9fafb;
    /* Very light gray */

    --header-bg: rgba(255, 255, 255, 0.8);
    --hero-gradient-start: #111827;
    --hero-gradient-end: #4b5563;
    --logo-gradient-start: #111827;
    --glow-color: rgba(99, 102, 241, 0.08);

    --btn-glass-text: var(--text-color);
    --visual-bg: rgba(243, 244, 246, 0.6);
    /* Light gray/white glass */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
    /* Smooth theme transition */
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

.policy-content h2 {
    margin-top: 20px;
    margin-bottom: 10px;
}

.policy-content h3 {
    margin-top: 10px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Background Glow */
.background-glow {
    position: fixed;
    top: -20%;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--glow-color) 0%, rgba(15, 17, 21, 0) 70%);
    /* Replaced hardcoded transparent with 0 alpha but generic color might be better, keeping generic structure */
    z-index: -1;
    border-radius: 50%;
    pointer-events: none;
}

[data-theme="light"] .background-glow {
    background: radial-gradient(circle, var(--glow-color) 0%, rgba(255, 255, 255, 0) 70%);
}

/* Header */
header {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: var(--header-bg);
    border-bottom: 1px solid var(--glass-border);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    background: linear-gradient(90deg, var(--logo-gradient-start), var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav ul {
    display: flex;
    gap: 30px;
    align-items: center;
}

nav a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
}

nav a:hover {
    color: var(--text-color);
}

/* Buttons */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 15px;
}

.theme-toggle:hover {
    color: var(--text-color);
    background-color: var(--glass-bg);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    stroke-width: 2px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

.btn-glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--btn-glass-text);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline {
    border: 1px solid var(--glass-border);
    color: var(--text-color);
    border-color: var(--glass-border);
}

.btn-outline:hover {
    border-color: var(--text-color);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
}

.text-center {
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--hero-gradient-start) 0%, var(--hero-gradient-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 80px;
}

.screen-mockup {
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    padding: 40px;
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    text-align: left;
}

.chat-bubble {
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 15px;
    max-width: 80%;
    font-size: 0.95rem;
}

.gemini {
    background: rgba(79, 172, 254, 0.1);
    border-left: 3px solid var(--accent-gemini);
    color: var(--gemini-text);
}

.chatgpt {
    background: rgba(16, 163, 127, 0.1);
    border-left: 3px solid var(--accent-chatgpt);
    color: var(--chatgpt-text);
}

.user {
    background: var(--glass-bg);
    margin-left: auto;
    border-right: 3px solid var(--text-muted);
}

/* Features */
.features {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 60px;
    font-weight: 700;
}

.section-title img {
    vertical-align: middle;
    margin-bottom: 6px;
}

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

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.card .icon {
    font-size: 2rem;
    margin-bottom: 20px;
}

.card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Privacy Section */
.feature-section,
.privacy-section {
    padding: 100px 0;
}

.feature-section:nth-of-type(odd) {
    background: rgba(255, 255, 255, 0.02);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.split-layout.reverse .content {
    order: 2;
}

.split-layout.reverse .visual {
    order: 1;
}

.feature-list {
    margin-top: 40px;
}

.feature-item {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.feature-item .check {
    font-size: 1.2rem;
}

.privacy-shiled {
    width: 100%;
    height: 300px;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.2), transparent 70%);
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.2);
}

/* Plans */
.plans {
    padding: 100px 0;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: stretch;
}

.plan-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 40px;
    position: relative;
    display: flex;
    flex-direction: column;
}

.plan-card.featured {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.badge-top {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.plan-header {
    text-align: center;
    margin-bottom: 30px;
}

.plan-header h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-color);
}

.period {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
}

.plan-header .desc {
    color: var(--text-muted);
    margin-top: 10px;
    font-size: 0.9rem;
}

.plan-features {
    margin-bottom: 40px;
    flex-grow: 1;
}

.plan-features li {
    margin-bottom: 15px;
    color: var(--text-color);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
}

.plan-features li::before {
    content: "•";
    color: var(--primary-color);
    font-size: 0rem;
    margin-right: 10px;
    line-height: 0;
}

.plan-note {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 20px;
    line-height: 1.5;
    text-align: center;
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid var(--glass-border);
    margin-top: 50px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    font-weight: 800;
    font-size: 1.2rem;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.copyright {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .split-layout {
        grid-template-columns: 1fr;
    }

    .header-container {
        flex-direction: column;
        gap: 15px;
    }

    nav ul {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
}

/* Visual Styles for new sections */
.feature-visual {
    width: 100%;
    height: 300px;
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--visual-bg);
    border: 1px solid var(--glass-border);
}

/* Discussion Visual Updates */
.discussion-visual {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.connection-lines {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
    pointer-events: none;
}

.discussion-circle {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    z-index: 1;
}

.discussion-circle svg,
.discussion-circle .logo-img {
    width: 40px;
    height: 40px;
    margin-bottom: 4px;
    object-fit: contain;
}

.discussion-circle .label {
    font-size: 0.75rem;
    font-weight: 600;
    opacity: 0.9;
}

.dc-gemini {
    top: 10%;
    left: 15%;
    background: radial-gradient(circle at top left, rgba(79, 172, 254, 0.2), rgba(26, 29, 36, 0.8));
    color: var(--gemini-text);
    border-color: rgba(79, 172, 254, 0.3);
}

.dc-chatgpt {
    top: 10%;
    right: 15%;
    background: radial-gradient(circle at top right, rgba(16, 163, 127, 0.2), rgba(26, 29, 36, 0.8));
    color: var(--chatgpt-text);
    border-color: rgba(16, 163, 127, 0.3);
}

.dc-user {
    bottom: 10%;
    left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(circle at bottom, rgba(99, 102, 241, 0.2), rgba(26, 29, 36, 0.8));
    color: var(--text-color);
    border-color: rgba(99, 102, 241, 0.3);
}

/* Light mode specific overrides for discussion visual */
[data-theme="light"] .dc-gemini {
    background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.1), rgba(255, 255, 255, 0.9));
    border-color: rgba(37, 99, 235, 0.2);
}

[data-theme="light"] .dc-chatgpt {
    background: radial-gradient(circle at top right, rgba(5, 150, 105, 0.1), rgba(255, 255, 255, 0.9));
    border-color: rgba(5, 150, 105, 0.2);
}

[data-theme="light"] .dc-user {
    background: radial-gradient(circle at bottom, rgba(79, 70, 229, 0.1), rgba(255, 255, 255, 0.9));
    border-color: rgba(79, 70, 229, 0.2);
}

[data-theme="light"] .dc-chatgpt .logo-img {
    filter: invert(1);
}

/* Animations */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes float-user {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

.floated {
    animation: float 4s ease-in-out infinite;
}

.dc-user.floated {
    animation: float-user 4.5s ease-in-out infinite;
}

.delay-1 {
    animation-delay: 1s;
}

.delay-2 {
    animation-delay: 2s;
}

.pulse-center {
    animation: pulse 3s infinite;
    transform-origin: center;
}

@keyframes pulse {
    0% {
        r: 30;
        opacity: 0.1;
    }

    50% {
        r: 50;
        opacity: 0.05;
    }

    100% {
        r: 30;
        opacity: 0.1;
    }
}

.dashed-line {
    animation: dash 30s linear infinite;
}

.solid-line-strong {
    opacity: 1;
}

@keyframes dash {
    to {
        stroke-dashoffset: 1000;
    }
}

/* RAG Visual Centered */
.rag-visual-centered {
    position: relative;
    width: 100%;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.central-brain {
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2), rgba(26, 29, 36, 0.8));
    border: 1px solid rgba(99, 102, 241, 0.4);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary-color);
    box-shadow: 0 0 50px rgba(99, 102, 241, 0.2);
    z-index: 10;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

[data-theme="light"] .central-brain {
    background: radial-gradient(circle, rgba(79, 70, 229, 0.1), rgba(255, 255, 255, 0.9));
    border-color: rgba(79, 70, 229, 0.3);
}

.central-brain svg {
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

.incoming-item {
    position: absolute;
    width: 48px;
    height: 48px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    opacity: 0;
}

.incoming-item svg {
    width: 24px;
    height: 24px;
}

/* Animations using specific paths for each item */
.item-pdf {
    animation: converge-top-left 4s infinite ease-in-out;
}

.item-code {
    animation: converge-top-right 5s infinite ease-in-out 1s;
}

.item-img {
    animation: converge-bottom-left 4.5s infinite ease-in-out 0.5s;
}

.item-doc {
    animation: converge-bottom-right 5.5s infinite ease-in-out 1.5s;
}

@keyframes converge-top-left {
    0% {
        transform: translate(-120px, -100px) scale(0.8);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    80% {
        transform: translate(-20px, -20px) scale(1);
        opacity: 1;
    }

    100% {
        transform: translate(0, 0) scale(0.5);
        opacity: 0;
    }
}

@keyframes converge-top-right {
    0% {
        transform: translate(120px, -100px) scale(0.8);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    80% {
        transform: translate(20px, -20px) scale(1);
        opacity: 1;
    }

    100% {
        transform: translate(0, 0) scale(0.5);
        opacity: 0;
    }
}

@keyframes converge-bottom-left {
    0% {
        transform: translate(-120px, 100px) scale(0.8);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    80% {
        transform: translate(-20px, 20px) scale(1);
        opacity: 1;
    }

    100% {
        transform: translate(0, 0) scale(0.5);
        opacity: 0;
    }
}

@keyframes converge-bottom-right {
    0% {
        transform: translate(120px, 100px) scale(0.8);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    80% {
        transform: translate(20px, 20px) scale(1);
        opacity: 1;
    }

    100% {
        transform: translate(0, 0) scale(0.5);
        opacity: 0;
    }
}

.brain-pulse-bg {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--primary-color);
    opacity: 0.1;
    animation: brain-pulse 3s infinite;
}

@keyframes brain-pulse {
    0% {
        transform: scale(1);
        opacity: 0.1;
    }

    50% {
        transform: scale(1.5);
        opacity: 0;
    }

    100% {
        transform: scale(1);
        opacity: 0;
    }
}

/* Privacy Visual Enhanced */
.privacy-visual-enhanced {
    position: relative;
    width: 100%;
    /* Matching the height of other visuals */
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
    /* Ensuring it stays within the card */
    overflow: hidden;
    border-radius: 20px;
    /* Matching parent border radius to ensure clipping is clean */
}

/* Matrix Background */
.matrix-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 10px;
    z-index: 1;
    /* Behind shield (shield is 10) */
    opacity: 0.50;
    pointer-events: none;
    overflow: hidden;
}

/* Desktop PC Styles */
.desktop-pc-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: scale(1.1);
    /* Slightly larger presense */
}


.monitor-frame {
    width: 300px;
    /* Increased from 220px */
    height: 190px;
    /* Increased from 150px */
    background: #2a2a2a;
    border: 1px solid #4a4a4a;
    /* Thinner border (was 4px) */
    border-radius: 8px;
    /* Slightly sharper corners */
    padding: 6px;
    /* Reduced bezel width */
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 10;
}

[data-theme="light"] .monitor-frame {
    background: #e0e0e2;
    border-color: #d1d1d4;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.monitor-screen {
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(16, 185, 129, 0.1), #0f1115 90%);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

[data-theme="light"] .monitor-screen {
    background: radial-gradient(circle at center, rgba(16, 185, 129, 0.05), #ffffff 90%);
    border-color: rgba(0, 0, 0, 0.05);
}

.monitor-stand {
    width: 40px;
    height: 30px;
    background: #2a2a2a;
    margin-top: -2px;
    position: relative;
    z-index: 5;
}

[data-theme="light"] .monitor-stand {
    background: #d1d1d4;
}

.monitor-base {
    width: 100px;
    height: 8px;
    background: #2a2a2a;
    border-radius: 4px 4px 0 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .monitor-base {
    background: #d1d1d4;
}

/* Shield Scaling for Inside Monitor */
.shield-container {
    position: relative;
    width: auto;
    height: auto;
    color: #10b981;
    z-index: 20;
}

[data-theme="light"] .shield-container {
    color: #059669;
}

.shield-container>svg {
    filter: drop-shadow(0 0 10px rgba(16, 185, 129, 0.5));
    animation: shield-glow 4s ease-in-out infinite alternate;
}

.shield-lock {
    position: absolute;
    color: var(--text-color);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Rings scaled down */
.protection-ring {
    position: absolute;
    border-radius: 50%;
}

.ring-1 {
    width: 90px;
    height: 90px;
    border: 2px solid rgba(16, 185, 129, 0.5);
    border-top-color: transparent;
    border-bottom-color: transparent;
    animation: rotate 8s linear infinite;
}

.ring-2 {
    width: 120px;
    height: 120px;
    border: 1px dashed rgba(16, 185, 129, 0.3);
    animation: rotate-reverse 12s linear infinite;
}

.ring-3 {
    width: 150px;
    height: 150px;
    border: 1px solid rgba(16, 185, 129, 0.1);
    animation: rotate 20s linear infinite;
}

/* Strong Pulse Background */
.shield-pulse-strong {
    position: absolute;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.4), transparent 70%);
    border-radius: 50%;
    animation: pulse-strong 3s infinite;
}

.shield-container {
    position: relative;
    width: 100px;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #10b981;
    z-index: 10;
}

[data-theme="light"] .shield-container {
    color: #059669;
}

.shield-container>svg {
    filter: drop-shadow(0 0 20px rgba(16, 185, 129, 0.6));
    animation: shield-glow 4s ease-in-out infinite alternate;
}

.shield-lock {
    position: absolute;
    color: var(--text-color);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.protection-ring {
    position: absolute;
    border-radius: 50%;
}

.ring-1 {
    width: 140px;
    height: 140px;
    border: 2px solid rgba(16, 185, 129, 0.5);
    border-top-color: transparent;
    border-bottom-color: transparent;
    animation: rotate 8s linear infinite;
}

.ring-2 {
    width: 180px;
    height: 180px;
    border: 1px dashed rgba(16, 185, 129, 0.3);
    animation: rotate-reverse 12s linear infinite;
}

.ring-3 {
    width: 220px;
    height: 220px;
    border: 1px solid rgba(16, 185, 129, 0.1);
    animation: rotate 20s linear infinite;
}

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

    100% {
        transform: rotate(360deg);
    }
}

@keyframes rotate-reverse {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(-360deg);
    }
}

/* Strong Pulse Background */
.shield-pulse-strong {
    position: absolute;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.4), transparent 70%);
    border-radius: 50%;
    animation: pulse-strong 3s infinite;
}

@keyframes pulse-strong {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(2.5);
        opacity: 0;
    }

    100% {
        transform: scale(1);
        opacity: 0;
    }
}

@keyframes shield-glow {
    0% {
        filter: drop-shadow(0 0 15px rgba(16, 185, 129, 0.4));
    }

    100% {
        filter: drop-shadow(0 0 30px rgba(16, 185, 129, 0.8));
    }
}

/* Threat Animations */
.threat-item {
    position: absolute;
    width: 30px;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #ef4444;
    /* Danger Red */
    filter: drop-shadow(0 0 8px rgba(239, 68, 68, 0.5));
    opacity: 0;
}

.threat-1 {
    animation: attack-block-top 4s infinite ease-in-out;
}

.threat-2 {
    animation: attack-block-bottom-right 5s infinite ease-in-out 1s;
}

.threat-3 {
    animation: attack-block-bottom-left 6s infinite ease-in-out 2s;
}

/* 
   Animation Concept:
   1. Start outside (opacity 0)
   2. Move fast towards center (opacity 1)
   3. "Hit" the shield radius (~70px from center)
   4. Bounce back / Fade out
*/

@keyframes attack-block-top {
    0% {
        transform: translate(0, -150px);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    40% {
        transform: translate(0, -80px);
        opacity: 1;
        color: #ef4444;
    }

    /* Hit! */
    45% {
        transform: translate(0, -90px);
        opacity: 1;
        color: #ef4444;
    }

    /* Bounce */
    60% {
        transform: translate(0, -100px) scale(0);
        opacity: 0;
    }

    100% {
        transform: translate(0, -100px);
        opacity: 0;
    }
}

@keyframes attack-block-bottom-right {
    0% {
        transform: translate(120px, 120px);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    40% {
        transform: translate(60px, 60px);
        opacity: 1;
        color: #ef4444;
    }

    /* Hit! */
    45% {
        transform: translate(70px, 70px);
        opacity: 1;
        color: #ef4444;
    }

    /* Bounce */
    60% {
        transform: translate(80px, 80px) scale(0);
        opacity: 0;
    }

    100% {
        transform: translate(80px, 80px);
        opacity: 0;
    }
}

@keyframes attack-block-bottom-left {
    0% {
        transform: translate(-120px, 120px);
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    40% {
        transform: translate(-60px, 60px);
        opacity: 1;
        color: #ef4444;
    }

    /* Hit! */
    45% {
        transform: translate(-70px, 70px);
        opacity: 1;
        color: #ef4444;
    }

    /* Bounce */
    60% {
        transform: translate(-80px, 80px) scale(0);
        opacity: 0;
    }

    100% {
        transform: translate(-80px, 80px);
        opacity: 0;
    }
}

/* React to impact */
@keyframes ring-pulse-impact {

    0%,
    38%,
    42%,
    100% {
        box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
        border-color: rgba(16, 185, 129, 0.5);
    }

    40% {
        box-shadow: 0 0 50px rgba(16, 185, 129, 0.8);
        border-color: #10b981;
    }

    /* Impact flash */
}

/* Tokusho Table */
.tokusho-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.tokusho-table th,
.tokusho-table td {
    padding: 15px;
    border-bottom: 1px solid var(--glass-border);
    text-align: left;
    vertical-align: top;
}

.tokusho-table th {
    width: 30%;
    color: var(--text-color);
    font-weight: 600;
}

.tokusho-table td {
    color: var(--text-muted);
}

.note {
    font-size: 0.85rem;
    opacity: 0.8;
}

@media (max-width: 768px) {

    .tokusho-table th,
    .tokusho-table td {
        display: block;
        width: 100%;
    }

    .tokusho-table th {
        padding-bottom: 5px;
        color: var(--primary-color);
    }

    .tokusho-table td {
        padding-top: 5px;
        padding-bottom: 25px;
    }
}

/* Models Table Section */
.models-section {
    padding: 100px 0 100px;
    background: rgba(255, 255, 255, 0.02);
}

.models-table-container {
    overflow-x: auto;
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    padding: 20px;
}

.models-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.models-table th,
.models-table td {
    padding: 15px;
    text-align: center;
    border-bottom: 1px solid var(--glass-border);
}

.models-table th {
    color: var(--text-color);
    font-weight: 600;
    white-space: nowrap;
}

.models-table td {
    color: var(--text-muted);
}

.models-table th.model-name-col {
    text-align: left;
    width: 25%;
}

.models-table th.model-desc-col {
    text-align: left;
    width: 30%;
}

.models-table td.model-name {
    text-align: left;
    font-weight: 600;
    color: var(--text-color);
}

.models-table td.model-desc {
    text-align: left;
    font-size: 0.9rem;
}

.status-icon {
    font-size: 1.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.status-icon svg {
    width: 1.2rem;
    height: 1.2rem;
    stroke-width: 2.5;
}

.icon svg {
    width: 2.5rem;
    height: 2.5rem;
    stroke-width: 1.5;
    color: var(--primary-color);
}

.plan-features li svg {
    width: 1rem;
    height: 1rem;
    margin-right: 10px;
    stroke-width: 2.5;
    min-width: 1rem;
    /* Prevent shrinking */
}

.feature-item .check {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: rgba(16, 163, 127, 0.1);
    border-radius: 50%;
    color: var(--accent-chatgpt);
}

.feature-item .check svg {
    width: 16px;
    height: 16px;
    stroke-width: 3;
}

/* Specific colors for status icons */
.status-check {
    color: var(--accent-chatgpt);
}

.status-cross {
    color: var(--text-muted);
    opacity: 0.5;
}

/* Contact Form Styles */
.contact-section {
    padding: 120px 0 100px;
    /* Adjust top padding for fixed header */
}

.contact-form-container {
    max-width: 700px;
    margin: 40px auto 0;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.contact-form .form-group {
    margin-bottom: 24px;
}

.contact-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-color);
}

.contact-form .required {
    color: #ef4444;
    /* Red color for required asterisk */
    margin-left: 4px;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--text-color);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .form-actions {
    text-align: center;
    margin-top: 32px;
}

.contact-form button[type="submit"] {
    width: 100%;
    justify-content: center;
}

.form-status {
    margin-top: 20px;
    text-align: center;
    font-weight: 900;
    min-height: 1.5em;
    padding: 10px;
    border-radius: 6px;
}

.form-status.success {
    color: #10b981;
    /* Green */
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.form-status.error {
    color: #ef4444;
    /* Red */
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Light mode adjustments for form */
[data-theme="light"] .contact-form-container {
    background: #ffffff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .contact-form input,
[data-theme="light"] .contact-form select,
[data-theme="light"] .contact-form textarea {
    background: #f9fafb;
    border-color: #e5e7eb;
    color: #1f2937;
}

[data-theme="light"] .contact-form input:focus,
[data-theme="light"] .contact-form select:focus,
[data-theme="light"] .contact-form textarea:focus {
    background: #ffffff;
}