/* ============================================================
   BIOAUREA - Base Styles
   Variables, reset, typography, buttons
   ============================================================ */

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

:root {
    --bg-dark: #0a0a0a;
    --bg-card: #1a1a1a;
    --green-primary: #00e07a;
    --green-secondary: #00b862;
    --green-dark: #1a4d2e;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --accent: #00e07a;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    /* zoom: 0.85 eliminado — usa font-size base + rem para escalar */
    font-size: 15px;
}

/* ===== Buttons ===== */
.btn {
    padding: 15px 34px;
    font-size: 1em;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #1fa855, #178a45);
    color: #000000;
    box-shadow: 0 8px 24px rgba(31, 168, 85, 0.25);
    letter-spacing: 0.02em;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(31, 168, 85, 0.4);
    background: linear-gradient(135deg, #24b85e, #1c9a4f);
}

.btn-secondary {
    background: transparent;
    border: 2px solid rgba(0, 228, 122, 0.5);
    color: #00e07a;
}

.btn-secondary:hover {
    background: rgba(0, 228, 122, 0.1);
    border-color: #00e07a;
    color: #ffffff;
}

/* ===== Animations ===== */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse-glow {
    0%,
    100% {
        filter: drop-shadow(0 40px 100px rgba(0, 255, 136, 0.6)) brightness(1);
        transform: scale(1);
    }
    50% {
        filter: drop-shadow(0 60px 140px rgba(0, 255, 136, 0.9)) brightness(1.15);
        transform: scale(1.03);
    }
}

@keyframes shimmer-header {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

@keyframes spin-search {
    to {
        transform: rotate(360deg);
    }
}

/* ===== Smooth Scroll ===== */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 95px;
}