/* ===== GLOBAL CSS – Variables & Base ===== */
:root {
    --bg-dark: #0B1C3D;
    --bg-darker: #08142B;
    --blue-grad: #00AEEF;
    --green-grad: #7CFF4F;
    --text-light: #F0F4FA;
    --text-muted: #B0C4DE;
    --card-bg: rgba(255, 255, 255, 0.03);
    --border-light: rgba(255, 255, 255, 0.08);
    --shadow: 0 20px 40px -12px rgba(0,0,0,0.3);
    --transition: all 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3 {
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: clamp(2rem, 8vw, 4rem); }
h2 { font-size: clamp(1.8rem, 6vw, 3rem); }
h3 { font-size: 1.5rem; }

.gradient-text {
    background: linear-gradient(135deg, var(--blue-grad) 0%, var(--green-grad) 80%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--blue-grad);
    /* margin-bottom: 0.5rem; */
}

.sub-heading{
    margin-bottom: 1rem;
}

.main-heading{
    margin-bottom: 1rem;
}

.section-padding { padding: 50px 0; }
.bg-darker { background-color: var(--bg-darker); }
.text-center { text-align: center; }

/* Buttons (shared) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 40px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--blue-grad), #0099cc);
    color: #fff;
    box-shadow: 0 8px 20px rgba(0,174,239,0.2);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(0,174,239,0.3);
}

.btn-outline {
    background: transparent;
    border-color: var(--border-light);
    color: var(--text-light);
}
.btn-outline:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--blue-grad);
}

.btn-large { padding: 16px 32px; font-size: 1.1rem; margin-top: 10px;}

.animate-float { animation: float 6s ease-in-out infinite; }
@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

.animate-fade-up { animation: fadeUp 0.8s ease-out; }
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive container padding */
@media (max-width: 768px) {
    .container { padding: 0 16px; }
    .section-padding { padding: 40px 0; }
    .btn { padding: 10px 20px; }
}

.success-msg{
    color: var(--green-grad);
    font-size: 17px;
}