/* KalOps.ai — Landing Page */
:root {
    --bg-primary: #0F172A;
    --bg-section: #1E293B;
    --bg-card: #1E293B;
    --border-card: #334155;
    --accent: #F59E0B;
    --accent-hover: #D97706;
    --blue: #3B82F6;
    --indigo: #6366F1;
    --text-heading: #F8FAFC;
    --text-body: #94A3B8;
    --text-muted: #64748B;
    --white: #FFFFFF;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.landing-page {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-body);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ── Scrollbar ── */
body.landing-page::-webkit-scrollbar { width: 8px; }
body.landing-page::-webkit-scrollbar-track { background: var(--bg-primary); }
body.landing-page::-webkit-scrollbar-thumb { background: var(--border-card); border-radius: 4px; }

/* ── Nav ── */
.landing-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: background 0.3s, box-shadow 0.3s, padding 0.3s;
}
.landing-nav.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(51,65,85,0.5);
    padding: 10px 0;
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.nav-brand-badge {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    color: var(--bg-primary);
}
.nav-brand-text {
    font-weight: 700;
    font-size: 18px;
    color: var(--text-heading);
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0; padding: 0;
}
.nav-links a {
    color: var(--text-body);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-heading); }
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ── Login Dropdown ── */
.login-dropdown {
    position: relative;
}
.login-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 8px;
    padding: 6px;
    min-width: 180px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    z-index: 1001;
}
.login-dropdown.open .login-dropdown-menu { display: block; }
.login-dropdown-menu a {
    display: block;
    padding: 10px 14px;
    color: var(--text-body);
    text-decoration: none;
    font-size: 14px;
    border-radius: 6px;
    transition: background 0.15s, color 0.15s;
}
.login-dropdown-menu a:hover {
    background: rgba(245,158,11,0.1);
    color: var(--accent);
}

/* ── Buttons ── */
.btn-amber {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: var(--bg-primary);
    font-weight: 600;
    font-size: 14px;
    padding: 10px 22px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: transform 0.15s, box-shadow 0.15s;
}
.btn-amber:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(245,158,11,0.3);
    color: var(--bg-primary);
    text-decoration: none;
}
.btn-outline {
    background: transparent;
    color: var(--text-heading);
    font-weight: 600;
    font-size: 14px;
    padding: 10px 22px;
    border-radius: 8px;
    border: 1px solid var(--border-card);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: border-color 0.2s, color 0.2s;
}
.btn-outline:hover {
    border-color: var(--text-body);
    color: var(--white);
    text-decoration: none;
}
.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
    border-radius: 10px;
}

/* ── Container ── */
.landing-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Hero ── */
.hero-section {
    padding: 160px 0 100px;
    background: linear-gradient(180deg, #0F172A 0%, #131C33 50%, #0F172A 100%);
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(ellipse at 30% 50%, rgba(59,130,246,0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(245,158,11,0.04) 0%, transparent 50%);
    pointer-events: none;
}
.hero-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(245,158,11,0.1);
    border: 1px solid rgba(245,158,11,0.2);
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 28px;
}
.hero-badge svg { width: 16px; height: 16px; }
.hero-title {
    font-size: 56px;
    font-weight: 800;
    color: var(--text-heading);
    line-height: 1.1;
    margin: 0 0 20px;
    letter-spacing: -0.02em;
}
.hero-title span { color: var(--accent); }
.hero-subtitle {
    font-size: 19px;
    color: var(--text-body);
    margin: 0 0 40px;
    line-height: 1.7;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.hero-ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}
.hero-stat {
    text-align: center;
}
.hero-stat-value {
    font-size: 36px;
    font-weight: 800;
    color: var(--accent);
    display: block;
}
.hero-stat-label {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.hero-trust {
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    margin-top: 16px;
}

/* ── Section Common ── */
.landing-section {
    padding: 100px 0;
}
.section-alt { background: var(--bg-section); }
.section-header {
    text-align: center;
    margin-bottom: 64px;
}
.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(245,158,11,0.1);
    border: 1px solid rgba(245,158,11,0.2);
    color: var(--accent);
    font-size: 12px;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}
.section-title {
    font-size: 40px;
    font-weight: 800;
    color: var(--text-heading);
    margin: 0 0 16px;
    letter-spacing: -0.01em;
}
.section-subtitle {
    font-size: 17px;
    color: var(--text-body);
    max-width: 600px;
    margin: 0 auto;
}

/* ── Feature Cards ── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 32px;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(245,158,11,0.08);
    border-color: rgba(245,158,11,0.3);
}
.feature-icon {
    width: 48px; height: 48px;
    background: rgba(245,158,11,0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent);
}
.feature-icon svg { width: 24px; height: 24px; }
.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-heading);
    margin: 0 0 10px;
}
.feature-card p {
    font-size: 14px;
    color: var(--text-body);
    margin: 0;
    line-height: 1.6;
}

/* ── Agent Showcase ── */
.agents-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.agent-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 28px 24px;
    text-align: center;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.agent-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.agent-avatar {
    width: 64px; height: 64px;
    border-radius: 50%;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 24px;
    color: var(--white);
    transition: transform 0.2s, box-shadow 0.2s;
}
.agent-card:hover .agent-avatar {
    transform: scale(1.1);
    box-shadow: 0 0 0 4px rgba(245,158,11,0.2);
}
.agent-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-heading);
    margin: 0 0 4px;
}
.agent-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 10px;
}
.agent-desc {
    font-size: 13px;
    color: var(--text-body);
    margin: 0;
    line-height: 1.5;
}

/* ── Pricing ── */
.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
}
.pricing-toggle span {
    font-size: 14px;
    color: var(--text-body);
    font-weight: 500;
}
.pricing-toggle span.active { color: var(--text-heading); }
.toggle-switch {
    width: 48px; height: 26px;
    background: var(--border-card);
    border-radius: 13px;
    position: relative;
    cursor: pointer;
    transition: background 0.2s;
}
.toggle-switch.active { background: var(--accent); }
.toggle-switch::after {
    content: '';
    width: 20px; height: 20px;
    background: var(--white);
    border-radius: 50%;
    position: absolute;
    top: 3px; left: 3px;
    transition: transform 0.2s;
}
.toggle-switch.active::after { transform: translateX(22px); }
.save-badge {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    background: rgba(245,158,11,0.1);
    padding: 3px 10px;
    border-radius: 100px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}
.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 16px;
    padding: 36px 32px;
    position: relative;
    transition: transform 0.25s, box-shadow 0.25s;
}
.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}
.pricing-card.popular {
    border-color: var(--accent);
    transform: scale(1.05);
    box-shadow: 0 8px 40px rgba(245,158,11,0.12);
}
.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-4px);
}
.popular-badge {
    position: absolute;
    top: -12px; left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: var(--bg-primary);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: 100px;
    white-space: nowrap;
}
.pricing-tier {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 8px;
}
.pricing-price {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-heading);
    margin: 0 0 4px;
    line-height: 1;
}
.pricing-price span {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-muted);
}
.pricing-desc {
    font-size: 14px;
    color: var(--text-body);
    margin: 0 0 24px;
    line-height: 1.5;
}
.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
}
.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-body);
    padding: 6px 0;
}
.pricing-features li svg {
    width: 18px; height: 18px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}
.pricing-card .btn-amber,
.pricing-card .btn-outline {
    width: 100%;
    justify-content: center;
}

/* ── Register ── */
.register-section {
    padding: 100px 0;
}
.register-card {
    max-width: 520px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 16px;
    padding: 48px 40px;
}
.register-card h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-heading);
    margin: 0 0 8px;
    text-align: center;
}
.register-card .register-sub {
    color: var(--text-body);
    font-size: 14px;
    text-align: center;
    margin: 0 0 32px;
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 6px;
}
.form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-card);
    border-radius: 8px;
    color: var(--text-heading);
    font-size: 14px;
    font-family: var(--font);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}
.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(245,158,11,0.1);
}
.form-input::placeholder { color: var(--text-muted); }

.plan-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}
.plan-option {
    position: relative;
}
.plan-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.plan-option label {
    display: block;
    padding: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-card);
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-body);
    transition: all 0.2s;
}
.plan-option input:checked + label {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(245,158,11,0.05);
}
.plan-option label small {
    display: block;
    font-weight: 400;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.terms-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 24px;
}
.terms-check input[type="checkbox"] {
    margin-top: 3px;
    accent-color: var(--accent);
    width: 16px; height: 16px;
    flex-shrink: 0;
}
.terms-check label {
    font-size: 13px;
    color: var(--text-body);
    cursor: pointer;
}
.terms-check label a {
    color: var(--accent);
    text-decoration: none;
}
.terms-check label a:hover { text-decoration: underline; }

.register-note {
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 16px;
}

.register-alert {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3);
    color: #FCA5A5;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 24px;
}

/* ── Footer ── */
.landing-footer {
    background: var(--bg-section);
    border-top: 1px solid var(--border-card);
    padding: 64px 0 32px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-desc {
    font-size: 14px;
    color: var(--text-body);
    line-height: 1.6;
    max-width: 300px;
}
.footer-col h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 16px;
}
.footer-col a {
    display: block;
    font-size: 14px;
    color: var(--text-body);
    text-decoration: none;
    padding: 4px 0;
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
    border-top: 1px solid var(--border-card);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}
.footer-copy {
    font-size: 13px;
    color: var(--text-muted);
}
.footer-legal {
    display: flex;
    gap: 24px;
}
.footer-legal a {
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}
.footer-legal a:hover { color: var(--text-body); }

/* ── Animations ── */
.fade-in-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Mobile Nav ── */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-heading);
    cursor: pointer;
    padding: 4px;
}
.nav-toggle svg { width: 24px; height: 24px; }

/* ── Parallax ── */
.parallax-section {
    position: relative;
    overflow: hidden;
}
.parallax-bg {
    position: absolute;
    inset: -20% 0;
    z-index: 0;
    pointer-events: none;
    will-change: transform;
}
.parallax-section > .landing-container {
    position: relative;
    z-index: 1;
}

/* Floating shapes */
.floating-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}
.floating-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.04;
    animation: floatShape 20s ease-in-out infinite;
}
.floating-shape:nth-child(1) {
    width: 400px; height: 400px;
    background: var(--accent);
    top: -10%; right: -5%;
    animation-delay: 0s;
}
.floating-shape:nth-child(2) {
    width: 300px; height: 300px;
    background: var(--blue);
    bottom: -5%; left: -3%;
    animation-delay: -7s;
}
.floating-shape:nth-child(3) {
    width: 200px; height: 200px;
    background: var(--indigo);
    top: 40%; left: 50%;
    animation-delay: -14s;
}
@keyframes floatShape {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Gradient dividers */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(245,158,11,0.2), transparent);
    margin: 0;
    border: none;
}

/* ── Blog Cards ── */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
    display: flex;
    flex-direction: column;
}
.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(245,158,11,0.08);
    border-color: rgba(245,158,11,0.3);
    color: inherit;
    text-decoration: none;
}
.blog-card-img {
    height: 200px;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-primary);
}
.blog-card-img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--border-card);
}
.blog-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.blog-card-cat {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
    background: rgba(245,158,11,0.1);
    padding: 3px 10px;
    border-radius: 100px;
    display: inline-block;
    width: fit-content;
    margin-bottom: 10px;
}
.blog-card-body h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-heading);
    margin: 0 0 8px;
    line-height: 1.3;
}
.blog-card-body p {
    font-size: 14px;
    color: var(--text-body);
    margin: 0;
    line-height: 1.5;
    flex: 1;
}
.blog-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-card);
}
.blog-card-author { font-weight: 600; }

/* ── Blog Article Content ── */
.blog-content {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-body);
}
.blog-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-heading);
    margin: 40px 0 16px;
}
.blog-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-heading);
    margin: 32px 0 12px;
}
.blog-content p { margin: 0 0 16px; }
.blog-content a { color: var(--accent); }
.blog-content ul, .blog-content ol {
    margin: 0 0 16px;
    padding-left: 24px;
}
.blog-content li { margin-bottom: 8px; }
.blog-content blockquote {
    border-left: 3px solid var(--accent);
    padding: 12px 20px;
    margin: 24px 0;
    background: rgba(245,158,11,0.05);
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--text-heading);
}
.blog-content code {
    background: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 14px;
}
.blog-content pre {
    background: var(--bg-primary);
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 0 0 16px;
    border: 1px solid var(--border-card);
}
.blog-content img {
    max-width: 100%;
    border-radius: 8px;
    margin: 16px 0;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .agents-grid { grid-template-columns: repeat(3, 1fr); }
    .pricing-grid { grid-template-columns: repeat(3, 1fr); }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-card.popular { transform: scale(1.02); }
    .pricing-card.popular:hover { transform: scale(1.02) translateY(-4px); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .hero-title { font-size: 36px; }
    .hero-subtitle { font-size: 16px; }
    .hero-stats { gap: 24px; }
    .hero-stat-value { font-size: 28px; }
    .section-title { font-size: 28px; }
    .features-grid { grid-template-columns: 1fr; }
    .agents-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .blog-grid { grid-template-columns: 1fr; }
    .pricing-card.popular { transform: none; }
    .pricing-card.popular:hover { transform: translateY(-4px); }
    .plan-options { grid-template-columns: 1fr; }
    .register-card { padding: 32px 24px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }

    .nav-links { display: none; }
    .nav-toggle { display: block; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: rgba(15,23,42,0.98);
        backdrop-filter: blur(12px);
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid var(--border-card);
    }
}