/*
Theme Name: BACsync
Theme URI: https://bacsync.com
Description: Custom theme for BACsync — Smarter BACnet. Complete Control.
Version: 2.0
Author: Humber Horizons Limited
Author URI: https://humberhorizons.ca
*/

/* ===== RESET & VARIABLES ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #1a2535;
    --bg-secondary: #1f2c3d;
    --bg-card: #243347;
    --bg-card-hover: #2a3d55;
    --accent: #3b82f6;
    --accent-light: #60a5fa;
    --accent-glow: rgba(59, 130, 246, 0.35);
    --brand-blue: #1d4ed8;
    --green: #55ba45;
    --green-glow: rgba(85, 186, 69, 0.25);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border: rgba(255,255,255,0.08);
    --gradient-brand: linear-gradient(135deg, #3b82f6, #55ba45);
    --gradient-blue: linear-gradient(135deg, #3b82f6, #60a5fa);
    --gradient-bg: linear-gradient(135deg, #1f2c3d, #3b4a6b);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== NAV ===== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 1rem 2rem;
    transition: background 0.3s, backdrop-filter 0.3s;
}
nav.scrolled {
    background: #1a2535;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-logo { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.logo-badge {
    position: relative;
    display: inline-flex;
    align-items: center;
    background: #151c28;
    border-radius: 10px;
    padding: 8px 22px 8px 12px;
}
.logo-badge svg {
    height: 38px;
    width: auto;
    display: block;
}
.logo-tm {
    position: absolute;
    top: 6px;
    right: 5px;
    font-size: 9px;
    font-weight: 500;
    color: #9ca3af;
    font-family: Arial, sans-serif;
    line-height: 1;
}
.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a.active { color: var(--text-primary); }
.nav-cta {
    background: var(--accent);
    color: white !important;
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    transition: background 0.2s;
}
.nav-cta:hover { background: var(--accent-light); }

/* Mobile hamburger */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== SECTIONS ===== */
section { padding: 6rem 2rem; }
.container { max-width: 1200px; margin: 0 auto; }
.section-label {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 1rem;
}
.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 1rem;
    line-height: 1.15;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    border: none;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover { background: var(--accent-light); box-shadow: 0 8px 30px var(--accent-glow); }
.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255,255,255,0.15);
}
.btn-outline:hover { border-color: var(--accent); }

/* ===== FOOTER ===== */
footer {
    border-top: 1px solid var(--border);
    padding: 2rem 2rem;
    background: var(--bg-primary);
    text-align: center;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: 0.85rem;
}
.footer-inner a {
    color: var(--text-secondary);
    text-decoration: none;
}
.footer-inner a:hover { text-decoration: underline; }
.footer-sep { color: var(--text-muted); opacity: 0.5; }

/* ===== REVEAL ANIMATION ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ===== MOBILE ===== */
@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #1a2535;
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border);
    }
    .nav-links.open { display: flex; }
    section { padding: 4rem 1.25rem; }
}