/* ============================================
   ECP360 — Base Reset & Utilities
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    color: inherit;
}

/* Layout */
.section-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--section-padding);
}

/* Gradient text utility */
.gradient-text {
    background: var(--gradient-text);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Section header shared styles */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-primary);
    padding: 0.5rem 1rem;
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-full);
    margin-bottom: 1.5rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background: var(--gradient-brand);
    border: none;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(139, 92, 246, 0.5);
}

.btn-primary i { width: 18px; height: 18px; }

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-full);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-accent);
    transform: translateY(-3px);
}

.btn-secondary i { width: 18px; height: 18px; }

/* Helpers */
.hidden { display: none !important; }
.text-center { text-align: center; }

/* Responsive section padding */
@media (max-width: 768px) {
    .section-container {
        padding: var(--section-padding-mobile);
    }
    .section-header {
        margin-bottom: 3rem;
    }
}