/* ============================================
   LEVER — Automation Studio
   Design system: Forest / Terracotta / Cream
   ============================================ */

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

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

/* === TOKENS === */
:root {
    --forest: #1E3A2F;
    --forest-light: #2A5040;
    --forest-dark: #152a22;
    --terracotta: #C75B39;
    --terracotta-light: #D4745A;
    --cream: #FAF7F2;
    --warm-gray: #E8E4DF;
    --warm-gray-light: #F2EFEA;
    --text: #1E3A2F;
    --text-secondary: #5A6B63;
    --text-muted: #8A9690;

    --font: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --mono: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Menlo', monospace;

    --max-w: 1100px;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* === BASE === */
body {
    font-family: var(--font);
    color: var(--text);
    background: var(--cream);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

::selection {
    background: var(--terracotta);
    color: #fff;
}

/* === LAYOUT === */
.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 6rem 0;
}

/* === TYPOGRAPHY === */
h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 600;
    line-height: 1.08;
    letter-spacing: -0.025em;
}

h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 3rem;
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--terracotta);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    text-decoration: none;
}

.btn-primary {
    background: var(--terracotta);
    color: #fff;
    border-color: var(--terracotta);
}

.btn-primary:hover {
    background: var(--terracotta-light);
    border-color: var(--terracotta-light);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--text);
    border-color: var(--warm-gray);
}

.btn-ghost:hover {
    border-color: var(--terracotta);
    color: var(--terracotta);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* === NAV === */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(250, 247, 242, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--warm-gray);
}

.nav-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 2rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.25rem;
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
}

.nav-cta {
    padding: 0.5rem 1.25rem !important;
    background: var(--forest);
    color: var(--cream) !important;
    font-weight: 600 !important;
    letter-spacing: 0.01em;
    transition: background 0.2s !important;
}

.nav-cta:hover {
    background: var(--forest-light) !important;
    color: var(--cream) !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    transition: transform 0.3s var(--ease);
    transform-origin: center;
}

.nav-toggle.active span:first-child {
    transform: rotate(45deg) translate(2.5px, 3px);
}

.nav-toggle.active span:last-child {
    transform: rotate(-45deg) translate(2.5px, -3px);
}

/* === HERO === */
.hero {
    padding: 10rem 0 6rem;
    min-height: 85vh;
    display: flex;
    align-items: center;
}

.hero h1 {
    margin-bottom: 1.5rem;
}

.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 520px;
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* === SERVICES === */
.services {
    background: #fff;
    border-top: 1px solid var(--warm-gray);
    border-bottom: 1px solid var(--warm-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    border: 1px solid var(--warm-gray);
    padding: 2rem;
    transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
    position: relative;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 6px 6px 0 var(--terracotta);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 1.25rem;
}

.card-num {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.card-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--terracotta);
    letter-spacing: -0.02em;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.925rem;
    line-height: 1.65;
    margin-bottom: 1.5rem;
}

.tag {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    border: 1px solid var(--warm-gray);
    padding: 0.3rem 0.75rem;
}

.bundle {
    text-align: center;
    padding: 1.25rem;
    background: var(--warm-gray-light);
    border: 1px dashed var(--warm-gray);
}

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

.bundle strong {
    color: var(--text);
}

/* === PROCESS === */
.steps {
    display: flex;
    align-items: flex-start;
}

.step {
    flex: 1;
    padding: 0 1.5rem;
}

.step:first-child { padding-left: 0; }
.step:last-child { padding-right: 0; }

.step-num {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--terracotta);
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.925rem;
    line-height: 1.65;
}

.step-divider {
    width: 1px;
    min-height: 130px;
    background: var(--warm-gray);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

/* === OUTPUT / DEMOS === */
.output {
    background: #fff;
    border-top: 1px solid var(--warm-gray);
    border-bottom: 1px solid var(--warm-gray);
}

.demos {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.demo {
    border: 1px solid var(--warm-gray);
    overflow: hidden;
}

.demo-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0.75rem 1.25rem;
    background: var(--forest-dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.demo-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.demo-dot:nth-child(1) { background: #ff5f57; }
.demo-dot:nth-child(2) { background: #ffbd2e; }
.demo-dot:nth-child(3) { background: #28c840; }

.demo-title {
    margin-left: 10px;
    font-size: 0.72rem;
    font-family: var(--mono);
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 0.02em;
}

.demo-body {
    background: #1a2a23;
    padding: 1.5rem 1.75rem;
    overflow-x: auto;
}

.demo-body pre {
    margin: 0;
}

.demo-body code {
    font-family: var(--mono);
    font-size: 0.78rem;
    line-height: 1.75;
    color: #c8d5ce;
    white-space: pre;
}

.demo-body .prompt {
    color: var(--terracotta);
    font-weight: 700;
}

.demo-body .success {
    color: #6CBF8B;
    font-weight: 700;
}

.demo-body .dim {
    color: #5a7a68;
}

/* === CONTACT === */
.contact {
    padding: 6rem 0 8rem;
}

.contact h2 {
    margin-bottom: 2.5rem;
}

.contact-form {
    max-width: 600px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    font-family: var(--font);
    font-size: 0.95rem;
    color: var(--text);
    background: #fff;
    border: 1px solid var(--warm-gray);
    border-radius: 0;
    transition: border-color 0.2s;
    -webkit-appearance: none;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--terracotta);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%235A6B63' stroke-width='1.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 12px;
    padding-right: 2.5rem;
    cursor: pointer;
}

/* === FOOTER === */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--warm-gray);
}

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

.footer p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color 0.2s;
}

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


/* === RESPONSIVE === */
@media (max-width: 768px) {
    section { padding: 4rem 0; }

    .nav-toggle { display: flex; }

    .nav-links {
        position: fixed;
        top: 4rem;
        left: 0;
        right: 0;
        background: rgba(250, 247, 242, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        border-bottom: 1px solid var(--warm-gray);
        transform: translateY(-120%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.4s var(--ease), opacity 0.3s var(--ease);
    }

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

    .hero {
        padding: 7rem 0 3rem;
        min-height: auto;
    }

    .hero-sub br,
    .contact h2 br { display: none; }

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

    .steps {
        flex-direction: column;
        gap: 2rem;
    }

    .step {
        padding: 0;
    }

    .step-divider {
        width: 100%;
        height: 1px;
        min-height: 0;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .demo-body {
        padding: 1.25rem;
    }

    .demo-body code {
        font-size: 0.7rem;
    }
}

@media (max-width: 480px) {
    .container { padding: 0 1.25rem; }
    .card { padding: 1.5rem; }
    .nav-inner { padding: 0 1.25rem; }
}