/* =========================
   SpeakFlow – SaaS Professional UI
   ========================= */

:root {
    --primary: #111827;
    --secondary: #4b5563;
    --accent: #2563eb;
    --accent-dark: #1d4ed8;
    --background: #ffffff;
    --light-bg: #f9fafb;
    --border: #e5e7eb;
    --max-width: 1100px;
}

/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--background);
    color: var(--primary);
    line-height: 1.7;
    font-size: 18px;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */

header {
    border-bottom: 1px solid var(--border);
    background: var(--background);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-weight: 700;
    font-size: 20px;
    color: var(--primary);
    text-decoration: none;
}

nav a {
    margin-left: 28px;
    font-size: 15px;
    color: var(--secondary);
    text-decoration: none;
    font-weight: 500;
}

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

.nav-cta {
    padding: 8px 16px;
    background: var(--accent);
    color: white;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    margin-left: 24px;
}

.nav-cta:hover {
    background: var(--accent-dark);
}

/* Hero */

.hero {
    padding: 100px 0 80px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: cent