/* ============================================
   OP_FLASH Landing Page v2
   FLASH / SPEED / LIGHTNING / ORANGE
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f17;
    --bg-card: rgba(255, 140, 0, 0.05);
    --border-card: rgba(255, 140, 0, 0.15);
    --border-card-hover: rgba(255, 140, 0, 0.5);
    --border-subtle: rgba(255, 140, 0, 0.08);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    --accent: #FF8C00;
    --accent-light: #FFB347;
    --accent-dim: rgba(255, 140, 0, 0.15);
    --accent-glow: rgba(255, 140, 0, 0.3);
    --gradient: linear-gradient(135deg, #FF8C00, #FFB347);
    --gradient-subtle: linear-gradient(135deg, rgba(255, 140, 0, 0.1), rgba(255, 179, 71, 0.05));
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

/* --- Typography --- */
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

em {
    font-style: italic;
    color: var(--accent-light);
    -webkit-text-fill-color: var(--accent-light);
}

/* --- Animations --- */
.anim-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.anim-slide-right {
    transform: translateX(30px) translateY(0);
}

.anim-in.visible {
    opacity: 1;
    transform: translateY(0) translateX(0);
}

.anim-delay-1 { transition-delay: 0.1s; }
.anim-delay-2 { transition-delay: 0.2s; }
.anim-delay-3 { transition-delay: 0.3s; }
.anim-delay-4 { transition-delay: 0.4s; }
.anim-delay-5 { transition-delay: 0.5s; }

@keyframes pulse-glow {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.05); }
}

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

@keyframes speed-streak {
    0% { transform: translateX(-100%) skewX(-20deg); opacity: 0; }
    20% { opacity: 1; }
    100% { transform: translateX(200vw) skewX(-20deg); opacity: 0; }
}

@keyframes ring-pulse {
    0% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.15); opacity: 0.1; }
    100% { transform: scale(1.3); opacity: 0; }
}

@keyframes bolt-flicker {
    0%, 100% { opacity: 0.15; }
    50% { opacity: 0.35; }
}

/* --- Slash Dividers --- */
.slash-divider {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 80px;
    background: var(--bg-secondary);
    clip-path: polygon(0 60%, 100% 0, 100% 100%, 0 100%);
    z-index: 2;
}

.slash-divider.slash-reverse {
    clip-path: polygon(0 0, 100% 60%, 100% 100%, 0 100%);
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.3s ease;
    background: transparent;
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 10px 0;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.nav-logo-svg,
.nav-logo-img {
    height: 36px;
    width: auto;
    flex-shrink: 0;
}

.nav-logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: var(--text-primary);
}

.nav-underscore {
    color: var(--accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s ease;
    position: relative;
}

.nav-links a:not(.btn):hover {
    color: var(--accent-light);
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font);
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    white-space: nowrap;
    border-radius: 4px;
}

.btn-icon {
    flex-shrink: 0;
}

.btn-nav {
    padding: 8px 18px;
    font-size: 0.8125rem;
    background: var(--accent-dim);
    color: var(--accent);
    border: 1px solid rgba(255, 140, 0, 0.25);
}

.btn-nav:hover {
    background: rgba(255, 140, 0, 0.25);
    border-color: var(--accent);
    box-shadow: 0 0 16px rgba(255, 140, 0, 0.2);
}

.btn-primary {
    background: var(--gradient);
    color: #0a0a0f;
    box-shadow: 0 0 20px rgba(255, 140, 0, 0.2);
}

.btn-primary:hover {
    box-shadow: 0 0 32px rgba(255, 140, 0, 0.4), 0 4px 16px rgba(255, 140, 0, 0.3);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255, 140, 0, 0.3);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent-light);
    background: rgba(255, 140, 0, 0.08);
    box-shadow: 0 0 16px rgba(255, 140, 0, 0.15);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
    letter-spacing: 0.01em;
}

.btn-xl {
    padding: 18px 40px;
    font-size: 1.125rem;
    letter-spacing: 0.02em;
}

/* --- Hamburger Menu --- */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(5px) translateX(5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-5px) translateX(5px);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 24px;
    flex-direction: column;
    gap: 16px;
    z-index: 999;
    border-bottom: 1px solid var(--border-subtle);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

.mobile-menu a {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 10px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-menu a:last-child {
    border-bottom: none;
}

.mobile-menu .btn-nav {
    text-align: center;
    justify-content: center;
    margin-top: 8px;
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 120px;
    overflow: hidden;
    background: var(--bg-primary);
}

.hero-speed-lines {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.speed-line {
    position: absolute;
    height: 1px;
    width: 200px;
    background: linear-gradient(90deg, transparent, rgba(255, 140, 0, 0.15), transparent);
    animation: speed-streak linear infinite;
}

.sl-1 { top: 15%; animation-duration: 4s; animation-delay: 0s; width: 300px; }
.sl-2 { top: 25%; animation-duration: 3.5s; animation-delay: 0.8s; width: 180px; opacity: 0.6; }
.sl-3 { top: 40%; animation-duration: 5s; animation-delay: 1.5s; width: 250px; }
.sl-4 { top: 55%; animation-duration: 3s; animation-delay: 0.3s; width: 350px; opacity: 0.4; }
.sl-5 { top: 70%; animation-duration: 4.5s; animation-delay: 2s; width: 200px; }
.sl-6 { top: 80%; animation-duration: 3.2s; animation-delay: 1s; width: 280px; opacity: 0.5; }
.sl-7 { top: 90%; animation-duration: 4s; animation-delay: 0.5s; width: 160px; opacity: 0.3; }

.hero-glow {
    position: absolute;
    top: -150px;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(255, 140, 0, 0.08) 0%, transparent 70%);
    pointer-events: none;
    animation: pulse-glow 4s ease-in-out infinite;
}

.hero-glow-2 {
    position: absolute;
    top: 50%;
    right: -200px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 179, 71, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
    position: relative;
    z-index: 3;
}

.hero-logo {
    margin-bottom: 24px;
}

.hero-logo-svg,
.hero-logo-img {
    display: inline-block;
    width: 140px;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(255, 140, 0, 0.3));
}

.hero-badge {
    display: inline-block;
    padding: 6px 18px;
    border-radius: 2px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(255, 140, 0, 0.2);
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-sub {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-light);
    letter-spacing: -0.02em;
}

.stat-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, rgba(255, 140, 0, 0.3), transparent);
}

/* --- Sections --- */
.section {
    position: relative;
    padding: 120px 0;
}

.section-features {
    background: var(--bg-secondary);
}

.section-how {
    background: var(--bg-primary);
}

.section-security {
    background: var(--bg-secondary);
    padding-top: 160px;
}

/* Pricing Section */
.section-pricing {
    background: var(--bg-primary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 32px 24px;
    text-align: center;
    position: relative;
    transition: border-color 0.3s, transform 0.3s;
}

.pricing-card:hover {
    border-color: rgba(255, 140, 0, 0.3);
    transform: translateY(-4px);
}

.pricing-card-highlight {
    border-color: rgba(255, 140, 0, 0.4);
    background: rgba(255, 140, 0, 0.04);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: var(--bg-primary);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-tier {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pricing-fee {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.pricing-fee-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
    text-align: left;
}

.pricing-features li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    padding-left: 20px;
    position: relative;
}

.pricing-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
}

.pricing-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-style: italic;
}

.pricing-footnote {
    margin-top: 40px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

.section-cta {
    background: var(--bg-primary);
    padding: 140px 0;
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.section-tag svg {
    color: var(--accent);
}

.section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.15;
}

.section-header p {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --- Features Grid --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 4px;
    padding: 32px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    border-color: var(--border-card-hover);
    box-shadow: 0 0 24px rgba(255, 140, 0, 0.1), 0 8px 32px rgba(0, 0, 0, 0.3);
    transform: translateY(-4px);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 4px;
    background: var(--accent-dim);
    border: 1px solid rgba(255, 140, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent);
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    background: rgba(255, 140, 0, 0.2);
    border-color: rgba(255, 140, 0, 0.4);
    box-shadow: 0 0 16px rgba(255, 140, 0, 0.2);
}

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* --- How It Works --- */
.steps-container {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.steps-line {
    display: none;
}

.step {
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: 24px;
    align-items: start;
    position: relative;
    padding: 28px 0;
    border-bottom: 1px solid rgba(255, 140, 0, 0.08);
}

.step:last-child {
    border-bottom: none;
}

.step-number {
    font-size: 2.75rem;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.3;
    line-height: 1;
    letter-spacing: -0.05em;
    font-style: italic;
    text-align: right;
    padding-top: 4px;
}

.step-content {
    flex: 1;
    padding-top: 4px;
}

.step-content h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.step-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.step-bolt {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent);
    opacity: 0.15;
    animation: bolt-flicker 2s ease-in-out infinite;
}

.step:nth-child(2) .step-bolt { animation-delay: 0.5s; }
.step:nth-child(3) .step-bolt { animation-delay: 1s; }

/* --- Security --- */
.security-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.security-content .section-tag {
    display: flex;
    margin-bottom: 16px;
}

.security-content h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
    line-height: 1.15;
}

.security-content > p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.security-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.security-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.security-check {
    width: 36px;
    height: 36px;
    border-radius: 4px;
    background: var(--accent-dim);
    border: 1px solid rgba(255, 140, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent);
}

.security-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.shield-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 280px;
    height: 280px;
}

.shield-glow {
    position: absolute;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(255, 140, 0, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse-glow 3s ease-in-out infinite;
}

.shield-rings {
    position: absolute;
    inset: 0;
}

.shield-ring {
    position: absolute;
    border: 1px solid rgba(255, 140, 0, 0.1);
    border-radius: 50%;
    animation: ring-pulse 3s ease-in-out infinite;
}

.ring-1 {
    inset: 20%;
    animation-delay: 0s;
}

.ring-2 {
    inset: 10%;
    animation-delay: 0.5s;
}

.ring-3 {
    inset: 0;
    animation-delay: 1s;
}

.shield-icon {
    position: relative;
    z-index: 1;
    animation: float 5s ease-in-out infinite;
}

/* --- CTA Section --- */
.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(255, 140, 0, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-bolts {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.cta-bolt {
    position: absolute;
    color: var(--accent);
    opacity: 0.08;
}

.cta-bolt-left {
    left: 10%;
    top: 20%;
    transform: rotate(-15deg);
}

.cta-bolt-right {
    right: 8%;
    bottom: 15%;
    transform: rotate(15deg);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
}

/* --- Footer --- */
.footer {
    padding: 64px 0 32px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 340px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.footer-brand > p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 2px;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(255, 140, 0, 0.15);
}

.footer-links {
    display: flex;
    gap: 64px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col h4 {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 4px;
}

.footer-col a {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.footer-col a:hover {
    color: var(--accent-light);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border-subtle);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--text-muted);
    text-align: center;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .security-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .security-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .mobile-menu {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding: 140px 0 120px;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-sub {
        font-size: 1rem;
    }

    .hero-logo-svg {
        width: 100px;
        height: 100px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .section {
        padding: 80px 0;
    }

    .section-security {
        padding-top: 120px;
    }

    .section-cta {
        padding: 100px 0;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .feature-card {
        padding: 24px;
    }

    .step {
        grid-template-columns: 50px 1fr;
        gap: 16px;
    }

    .step-number {
        font-size: 2rem;
    }

    .step-bolt {
        display: none;
    }

    .footer-inner {
        flex-direction: column;
        gap: 40px;
    }

    .footer-links {
        gap: 40px;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .slash-divider {
        height: 50px;
    }

    .shield-container {
        width: 200px;
        height: 200px;
    }

    .shield-glow {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 1.875rem;
    }

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

    .btn-lg, .btn-xl {
        justify-content: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-value {
        font-size: 1.25rem;
    }
}