/**
 * LRV Web - Design System
 * Paleta: Roxo escuro (#2d1b69), Roxo vibrante (#7c3aed), Preto (#0a0a0a), Branco
 */

:root {
    --purple-dark: #2d1b69;
    --purple-deeper: #1a0f40;
    --purple-vibrant: #7c3aed;
    --purple-light: #a78bfa;
    --purple-glow: rgba(124, 58, 237, 0.3);
    --accent: #f59e0b;
    --dark: #0a0a0a;
    --dark-card: #111111;
    --dark-border: #1f1f1f;
}

html { scroll-behavior: smooth; }

/* === SCROLLBAR === */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--purple-vibrant); border-radius: 3px; }

/* === ANIMAÇÕES === */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px var(--purple-glow); }
    50% { box-shadow: 0 0 40px var(--purple-glow), 0 0 60px rgba(124, 58, 237, 0.15); }
}
@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
@keyframes spin-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.animate-fade-up { animation: fadeInUp 0.7s ease forwards; }
.animate-fade-left { animation: fadeInLeft 0.7s ease forwards; }
.animate-fade-right { animation: fadeInRight 0.7s ease forwards; }
.animate-scale { animation: scaleIn 0.5s ease forwards; }
.animate-float { animation: float 3s ease-in-out infinite; }
.animate-glow { animation: pulse-glow 3s ease-in-out infinite; }
.animate-gradient { background-size: 200% 200%; animation: gradient-shift 5s ease infinite; }
.animate-shimmer { background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent); background-size: 200% 100%; animation: shimmer 2s infinite; }
.animate-spin-slow { animation: spin-slow 20s linear infinite; }

/* Delay classes */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }

/* Observer trigger */
[data-animate] { opacity: 0; }
[data-animate].visible { opacity: 1; }
[data-animate="fade-up"].visible { animation: fadeInUp 0.7s ease forwards; }
[data-animate="fade-left"].visible { animation: fadeInLeft 0.7s ease forwards; }
[data-animate="fade-right"].visible { animation: fadeInRight 0.7s ease forwards; }
[data-animate="scale"].visible { animation: scaleIn 0.5s ease forwards; }

/* === CARDS === */
.card-premium {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.card-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--purple-vibrant), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}
.card-premium:hover {
    transform: translateY(-5px);
    border-color: var(--purple-vibrant);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px var(--purple-glow);
}
.card-premium:hover::before { opacity: 1; }

/* === HERO GRADIENT === */
.hero-gradient {
    background: linear-gradient(135deg, var(--purple-deeper) 0%, var(--purple-dark) 40%, #1a1a2e 100%);
    position: relative;
    overflow: hidden;
}
.hero-gradient::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}
.hero-gradient::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(167, 139, 250, 0.1) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite reverse;
}

/* === BUTTONS (alta especificidade para sobrescrever Tailwind preflight) === */
a.btn-primary,
button.btn-primary,
a[class*="btn-primary"],
button[class*="btn-primary"],
.btn-primary {
    background-image: linear-gradient(135deg, var(--purple-vibrant), #6d28d9);
    color: #ffffff;
    padding: 0.875rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.9375rem;
    line-height: 1.5;
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}
a.btn-primary:hover,
button.btn-primary:hover,
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--purple-glow);
    opacity: 0.95;
    color: #ffffff;
    text-decoration: none;
}
.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}
.btn-primary:hover::after { left: 100%; }

a.btn-outline,
button.btn-outline,
a[class*="btn-outline"],
button[class*="btn-outline"],
.btn-outline {
    border: 2px solid rgba(124, 58, 237, 0.5);
    background: transparent;
    color: #ffffff;
    padding: 0.875rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.9375rem;
    line-height: 1.5;
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
}
a.btn-outline:hover,
button.btn-outline:hover,
.btn-outline:hover {
    background: var(--purple-vibrant);
    border-color: var(--purple-vibrant);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--purple-glow);
    color: #ffffff;
    text-decoration: none;
}

.btn-primary svg,
.btn-outline svg {
    flex-shrink: 0;
    width: 1.125rem;
    height: 1.125rem;
    display: inline-block;
    vertical-align: middle;
}

/* Quando dentro de flex containers do Tailwind, forçar row */
.btn-primary,
.btn-outline {
    flex-direction: row !important;
}

/* === SECTION DIVIDERS === */
.section-dark { background: var(--dark); color: white; }
.section-purple { background: var(--purple-deeper); color: white; }
.section-gradient {
    background: linear-gradient(180deg, var(--dark) 0%, var(--purple-deeper) 100%);
}

/* === GLASS EFFECT === */
.glass {
    background: rgba(45, 27, 105, 0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
}

/* === TEXT GRADIENT === */
.text-gradient {
    background: linear-gradient(135deg, var(--purple-light), var(--purple-vibrant), #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === COUNTER/STATS === */
.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, white, var(--purple-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* === PRICING === */
.pricing-featured {
    background: linear-gradient(135deg, var(--purple-dark), #4c1d95);
    border: 2px solid var(--purple-vibrant);
    box-shadow: 0 0 40px var(--purple-glow);
}

/* === MARQUEE === */
.marquee-track {
    display: flex;
    animation: marquee 30s linear infinite;
    gap: 3rem;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}