/* ==============================
   RESET & BASE
   ============================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a0f;
    --bg-card: #12121a;
    --bg-card-hover: #1a1a28;
    --bg-input: #1a1a28;
    --fg: #d1d5db;
    --fg-dim: #6b7280;
    --white: #f9fafb;
    --accent: #3b82f6;
    --accent-hover: #60a5fa;
    --accent-glow: rgba(59, 130, 246, 0.15);
    --green: #22c55e;
    --border: #1f2937;
    --radius: 12px;
    --radius-sm: 8px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--fg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3, h4 {
    color: var(--white);
    line-height: 1.3;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--accent-hover);
}

/* ==============================
   NAV
   ============================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    transition: all 0.3s;
    background: transparent;
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    color: var(--fg-dim);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--white);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--fg);
    transition: all 0.3s;
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==============================
   BUTTONS
   ============================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.btn:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border-color: var(--border);
    color: var(--fg);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--white);
    background: var(--accent-glow);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
}

/* ==============================
   HERO
   ============================== */
.hero {
    padding: 180px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 720px;
    position: relative;
}

.hero-tag {
    display: inline-block;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 20px;
    line-height: 1.15;
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--fg);
    margin-bottom: 36px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-proof {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.proof-item {
    font-size: 0.85rem;
    color: var(--fg-dim);
}

.proof-item strong {
    color: var(--white);
}

/* ==============================
   SECTIONS
   ============================== */
.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--bg-card);
}

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

.section h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.section-sub {
    color: var(--fg-dim);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto 48px;
}

/* ==============================
   GRID
   ============================== */
.grid {
    display: grid;
    gap: 24px;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* ==============================
   PAIN CARDS
   ============================== */
.pain-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: border-color 0.2s;
}

.pain-card:hover {
    border-color: #374151;
}

.pain-icon {
    width: 48px;
    height: 48px;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.pain-card h3 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.pain-card p {
    font-size: 0.9rem;
    color: var(--fg-dim);
}

/* ==============================
   SERVICE CARDS
   ============================== */
.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: all 0.2s;
}

.service-card:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.service-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-glow);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--fg-dim);
}

/* ==============================
   STEPS
   ============================== */
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.step {
    text-align: center;
    padding: 24px 16px;
}

.step-num {
    width: 56px;
    height: 56px;
    background: var(--accent-glow);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.4rem;
    font-weight: 800;
    margin: 0 auto 16px;
    border: 2px solid var(--accent);
}

.step h3 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.step p {
    font-size: 0.85rem;
    color: var(--fg-dim);
}

/* ==============================
   PLAN CARDS
   ============================== */
.plans-grid {
    align-items: start;
}

.plan-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: border-color 0.2s;
}

.plan-card:hover {
    border-color: #374151;
}

.plan-featured {
    border-color: var(--accent);
    transform: scale(1.03);
}

.plan-featured:hover {
    border-color: var(--accent-hover);
}

.plan-badge {
    background: var(--accent);
    color: #fff;
    text-align: center;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.plan-header {
    padding: 32px 28px 20px;
}

.plan-header h3 {
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.plan-desc {
    color: var(--fg-dim);
    font-size: 0.9rem;
}

.plan-features {
    list-style: none;
    padding: 0 28px 24px;
    flex: 1;
}

.plan-features li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--fg);
    border-bottom: 1px solid var(--border);
    position: relative;
    padding-left: 24px;
}

.plan-features li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--green);
    font-weight: 700;
}

.plan-features li strong {
    color: var(--white);
}

.plan-features li:has(strong)::before {
    content: '';
}

.plan-footer {
    padding: 20px 28px 28px;
    border-top: 1px solid var(--border);
}

.plan-ideal {
    font-size: 0.8rem;
    color: var(--fg-dim);
    margin-bottom: 16px;
    font-style: italic;
}

.plan-footer .btn {
    width: 100%;
}

/* ==============================
   ABOUT
   ============================== */
.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text p {
    margin-bottom: 16px;
    font-size: 1rem;
}

.about-text h2 {
    margin-bottom: 24px;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.stat {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    gap: 16px;
    align-items: start;
}

.stat-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: var(--accent-glow);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

.stat-icon svg {
    width: 22px;
    height: 22px;
}

.stat h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.stat p {
    font-size: 0.85rem;
    color: var(--fg-dim);
}

/* ==============================
   CTA / CONTACT
   ============================== */
.section-cta {
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg) 100%);
}

.cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.cta-text h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.cta-text p {
    margin-bottom: 12px;
}

.cta-note {
    font-size: 0.85rem;
    color: var(--fg-dim);
    font-style: italic;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--fg-dim);
}

.form-note {
    font-size: 0.8rem;
    color: var(--fg-dim);
    text-align: center;
    margin-top: 4px;
}

/* ==============================
   FOOTER
   ============================== */
.footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 60px 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand p {
    margin-top: 12px;
    font-size: 0.85rem;
    color: var(--fg-dim);
}

.footer-links,
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
    color: var(--fg-dim);
}

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

.footer-links a:hover {
    color: var(--white);
}

.footer-contact p {
    color: var(--fg);
    font-size: 0.9rem;
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--fg-dim);
}

/* ==============================
   RESPONSIVE
   ============================== */
@media (max-width: 900px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .grid-3 {
        grid-template-columns: 1fr 1fr;
    }

    .steps {
        grid-template-columns: 1fr 1fr;
    }

    .about-content,
    .cta-content {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }

    .hero h1 {
        font-size: 2.4rem;
    }

    .plan-featured {
        transform: none;
    }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        flex-direction: column;
        padding: 20px 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: flex;
    }

    .nav .btn-sm {
        display: none;
    }

    .grid-3 {
        grid-template-columns: 1fr;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 140px 0 80px;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .hero-actions {
        flex-direction: column;
    }

    .hero-proof {
        flex-direction: column;
        gap: 12px;
    }

    .section {
        padding: 64px 0;
    }

    .section h2 {
        font-size: 1.7rem;
    }

    .footer-inner {
        grid-template-columns: 1fr;
    }
}