/* BOTÃO BASE */
.btn-primary {
    display: inline-block;
    padding: 12px 28px;
    background: var(--teal);
    color: #fff;
    border-radius: 999px;
    font-size: 16px;
    text-decoration: none;
    transition: 0.2s;
}

.btn-primary:hover {
    background: var(--teal-dark);
    transform: translateY(-2px);
}

/* ANIMAÇÃO DO BOTÃO NO HERO */
.hero-btn {
    animation: btn-pop 1.2s ease forwards;
    opacity: 0;
}

@keyframes btn-pop {
    from { opacity: 0; transform: translateY(12px) scale(0.95); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* HERO */
.hero {
    position: relative;
    text-align: center;
    padding: 100px 24px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 20%, rgba(28,199,197,0.25), transparent 60%),
                radial-gradient(circle at 80% 80%, rgba(46,240,209,0.18), transparent 70%);
    animation: pulse-bg 6s infinite alternate;
    z-index: -1;
}

@keyframes pulse-bg {
    from { transform: scale(1); opacity: 0.8; }
    to   { transform: scale(1.15); opacity: 1; }
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--accent);
    position: relative;
    display: inline-block;
    margin-bottom: 12px;
}

.hero-glow {
    position: absolute;
    inset: 0;
    border-radius: 12px;
    background: rgba(46,240,209,0.25);
    filter: blur(28px);
    animation: glow 3s infinite alternate;
    z-index: -1;
}

@keyframes glow {
    from { opacity: 0.4; transform: scale(0.95); }
    to   { opacity: 0.9; transform: scale(1.05); }
}

.hero-subtitle {
    font-size: 18px;
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto 32px;
    animation: fade-in 1.8s ease forwards;
    opacity: 0;
}

@keyframes fade-in {
    to { opacity: 1; }
}

/* ABOUT */
.about {
    padding: 60px 24px;
    max-width: 800px;
    margin: auto;
    text-align: center;
}

.about h2 {
    font-size: 28px;
    margin-bottom: 16px;
}

/* SERVICES */
.services {
    padding: 60px 24px;
    max-width: 1000px;
    margin: auto;
}

.services h2 {
    text-align: center;
    margin-bottom: 32px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: 0.2s;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.service-card h3 {
    color: var(--accent);
    margin-bottom: 8px;
}