:root {
    --color-background: #ffffff;
    --color-text: #111827;
    --color-text-light: #4b5563;
    --color-accent: #0070f3;
    --color-accent-light: #3291ff;
    --color-accent-dark: #0050b3;
    --color-accent-gradient: linear-gradient(135deg, #0070f3, #00c2ff);
    --color-border: #eaeaea;
    --color-card-bg: #f9fafb;
    --color-card-hover: #ffffff;
    --color-error: #ef4444;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
}

::selection {
    background-color: var(--color-accent);
    color: white;
}

.container {
    width: 100%;
    max-width: 90%;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.header {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 100;
    transition: box-shadow var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    position: relative;
    z-index: 2;
}

.logo a {
    color: var(--color-text);
    text-decoration: none;
    position: relative;
    display: inline-block;
    padding: 0.25rem 0;
}

.logo a::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 4px;
    bottom: 0;
    left: 0;
    background: var(--color-accent-gradient);
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform var(--transition-normal);
    border-radius: var(--border-radius-sm);
}

.logo a:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--color-accent);
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform var(--transition-normal);
}

.nav-links a:hover {
    color: var(--color-accent);
}

.nav-links a:hover::after, 
.nav-links a.active::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.nav-links a.active {
    color: var(--color-accent);
    font-weight: 600;
}

/* Main Content */
.main {
    min-height: calc(100vh - 160px);
    padding: 4rem 0;
}

/* Messages */
.messages {
    margin-bottom: 2rem;
    position: fixed;
    top: 5rem;
    right: 1rem;
    z-index: 1000;
    max-width: 350px;
}

.message {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    position: relative;
    animation: fadeIn var(--transition-normal);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    overflow: hidden;
    transition: transform var(--transition-fast), opacity var(--transition-normal);
}

.message::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: currentColor;
}

.message-success {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success);
}

.message-error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.message-warning {
    background-color: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--color-warning);
    color: var(--color-warning);
}

.message-info {
    background-color: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--color-info);
    color: var(--color-info);
}

.message:hover {
    transform: translateY(-3px);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.625rem 1.75rem;
    background-color: var(--color-accent);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    text-align: center;
    letter-spacing: 0.01em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, rgba(255,255,255,0) 30%, rgba(255,255,255,0.4) 38%, rgba(255,255,255,0) 48%);
    background-size: 200% 100%;
    background-position: 100% 0;
    transition: var(--transition-slow);
}

.btn:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:hover::before {
    background-position: -100% 0;
}

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
    box-shadow: none;
}

.btn-outline:hover {
    background-color: var(--color-accent);
    color: white;
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.375rem 1rem;
    font-size: 0.875rem;
}

/* Home Page */
.hero {
    text-align: center;
    padding: 5rem 0 6rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 1000px;
    height: 1000px;
    border-radius: 50%;
    background: linear-gradient(to right, #f9fafb 0%, #e5e7eb 100%);
    top: -600px;
    right: -400px;
    z-index: -1;
    opacity: 0.6;
}

.hero::after {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: linear-gradient(to right, #f9fafb 0%, #e5e7eb 100%);
    bottom: -500px;
    left: -300px;
    z-index: -1;
    opacity: 0.4;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    position: relative;
    display: inline-block;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    color: var(--color-text-light);
    animation: fadeIn 1s ease 0.3s both;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    animation: fadeIn 1s ease 0.6s both;
}

/* Features */
.features {
    padding: 5rem 0;
    background-color: var(--color-card-bg);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background-color: var(--color-card-hover);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--color-border);
    animation: fadeIn 0.8s ease both;
}

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-accent-light);
}

.feature-card h3 {
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
    color: var(--color-accent-dark);
}

.feature-card h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background: var(--color-accent-gradient);
    border-radius: var(--border-radius-sm);
}

.feature-card p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* Plans */
.plans {
    padding: 5rem 0;
    background-color: var(--color-background);
    position: relative;
}

.plans h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    padding-bottom: 1rem;
}

.plans h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    width: 80%;
    height: 3px;
    background: var(--color-accent-gradient);
    border-radius: var(--border-radius-sm);
}

.plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    perspective: 1000px;
}

.plan-card {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    position: relative;
    text-align: center;
    background-color: var(--color-card-bg);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
    transform-style: preserve-3d;
    animation: fadeIn 0.8s ease both;
}

.plan-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-hover);
    background-color: var(--color-card-hover);
}

.plan-card.featured {
    border-width: 2px;
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    transform: scale(1.05);
    z-index: 2;
}

.plan-card.featured:hover {
    transform: translateY(-10px) scale(1.05) rotateX(5deg);
}

.plan-tag {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent-gradient);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    letter-spacing: 0.03em;
}

.plan-price {
    font-size: 3rem;
    font-weight: 800;
    margin: 1.5rem 0;
    color: var(--color-text);
    letter-spacing: -0.03em;
    line-height: 1;
}

.plan-price span {
    font-size: 1rem;
    color: var(--color-text-light);
    font-weight: 500;
    margin-left: 0.25rem;
}

.plan-features {
    list-style: none;
    margin: 2rem 0;
    text-align: left;
}

.plan-features li {
    padding: 0.75rem 0;
    position: relative;
    padding-left: 2rem;
    color: var(--color-text-light);
    transition: transform var(--transition-fast);
}

.plan-features li:hover {
    transform: translateX(5px);
    color: var(--color-text);
}

.plan-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
    font-size: 1.125rem;
}

.plan-card .btn {
    width: 100%;
    margin-top: 1rem;
    animation: pulse 2s infinite var(--transition-slow);
    animation-play-state: paused;
}

.plan-card:hover .btn {
    animation-play-state: running;
}

/* Forms */
.form-container {
    max-width: 580px;
    margin: 0 auto;
    background-color: var(--color-card-bg);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    animation: fadeIn var(--transition-normal);
}

.form-group {
    margin-bottom: 1.75rem;
    position: relative;
}

label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
textarea,
select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    background-color: white;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    color: var(--color-text);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.2);
}

input:focus + label,
textarea:focus + label,
select:focus + label {
    color: var(--color-accent);
}

/* Scripts List */
.scripts-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 2.5rem;
}

.script-card {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 2rem;
    transition: all var(--transition-normal);
    background-color: var(--color-card-bg);
    position: relative;
    overflow: hidden;
}

.script-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-accent-light);
    background-color: var(--color-card-hover);
}

.script-status {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    margin-bottom: 1.25rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-ideia {
    background-color: #f3f4f6;
    color: #6b7280;
}

.status-planejado {
    background-color: #fffbeb;
    color: #d97706;
}

.status-gravacao {
    background-color: #fff7ed;
    color: #ea580c;
}

.status-edicao {
    background-color: #eff6ff;
    color: #2563eb;
}

.status-publicado {
    background-color: #ecfdf5;
    color: #059669;
}

.script-title {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
    font-weight: 700;
}

.script-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

/* Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: 7fr 3fr;
    gap: 2.5rem;
}

.dashboard-card {
    background-color: var(--color-card-bg);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.dashboard-card:hover {
    box-shadow: var(--shadow-lg);
    background-color: var(--color-card-hover);
}

.dashboard-card h3 {
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background-color: var(--color-background);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-light);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    font-weight: 500;
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--color-border);
    text-align: center;
    font-size: 0.95rem;
    color: var(--color-text-light);
    background-color: var(--color-card-bg);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

/* Responsive */
@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .header .container {
        flex-direction: column;
        gap: 1.25rem;
    }
    
    .plan-card.featured {
        transform: scale(1);
    }
    
    .plan-card.featured:hover {
        transform: translateY(-10px) scale(1) rotateX(5deg);
    }
    
    .forms-container {
        padding: 1.5rem;
    }
    
    .messages {
        left: 1rem;
        right: 1rem;
        max-width: calc(100% - 2rem);
    }
}

@media (max-width: 480px) {
    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem 1.5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .plans h2 {
        font-size: 2rem;
    }
    
    .main {
        padding: 3rem 0;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Additional Animations */
.fade-in {
    animation: fadeIn var(--transition-normal);
}