/* ==========================
   STYLE.CSS — GLOBAL
   Automation Expo 2026
========================== */

:root {
    /* ── Backgrounds ── */
    --bg-white:      #FFFFFF;
    --bg-light:      #F4F5F7;
    --bg-dark:       #07091A;

    /* ── Brand Accents ── */
    --accent-gold:   #FFD700;
    --accent-red:    #E63B2E;
    --accent-navy:   #07091A;
    --accent-indigo: #0A1650;
    --accent-magenta:#AE4E85;
    --accent-teal:   #06B6D4;

    /* ── Text ── */
    --text-black:    #07091A;
    --text-dark:     #0A1650;
    --text-mid:      #444455;
    --text-soft:     #777790;

    /* ── Borders ── */
    --border-light:  #E5E5EC;
    --border-gold:   rgba(255,215,0,0.45);
    --border-red:    rgba(230,59,46,0.35);

    /* ── Shadows ── */
    --shadow-card:   0 2px 20px rgba(0,0,0,0.05);
    --shadow-hover:  0 10px 40px rgba(10,22,80,0.10);
    --glow-gold:     0 4px 28px rgba(255,215,0,0.30);
    --glow-red:      0 4px 28px rgba(230,59,46,0.22);

    /* ── Shape ── */
    --radius-card:   16px;
    --radius-pill:   50px;

    /* ── Fonts ── */
    --font-display:  'Orbitron', sans-serif;
    --font-body:     'Plus Jakarta Sans', sans-serif;

    /* ── Spacing scale (tight) ── */
    --space-xs:  20px;
    --space-sm:  32px;
    --space-md:  48px;
    --space-lg:  64px;
    --space-xl:  80px;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    background: var(--bg-white);
    color: var(--text-black);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--text-black);
}

p   { color: var(--text-mid); line-height: 1.75; }
a   { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ── SECTION HEADER (shared) ── */
.section-header {
    text-align: center;
    margin-bottom: var(--space-sm);
}

.section-header h2 {
    font-size: clamp(26px, 3.5vw, 46px);
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.section-header p {
    font-size: 15px;
    color: var(--text-soft);
    max-width: 560px;
    margin: 0 auto;
}

.section-tag {
    display: inline-block;
    background: #FFF5D8;
    color: var(--accent-indigo);
    border: 1px solid rgba(255,215,0,0.4);
    padding: 6px 18px;
    border-radius: var(--radius-pill);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 14px;
    opacity: 1;
}

/* ── SHARED BUTTONS ── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent-gold), #FFE44A);
    color: var(--accent-indigo);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--accent-indigo);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--glow-gold);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: 14px 28px;
    border-radius: 12px;
    border: 1.5px solid var(--border-light);
    color: var(--text-dark);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: transparent;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: var(--accent-gold);
    color: var(--accent-indigo);
    background: #FFFBEA;
    transform: translateY(-2px);
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar       { width: 4px; }
::-webkit-scrollbar-track { background: #f0f0f0; }
::-webkit-scrollbar-thumb { background: var(--accent-gold); border-radius: 3px; }

::selection { background: rgba(255,215,0,0.25); color: #000; }