/* ========================================
   STEPONE HOME - INFRAESTRUTURA EDUCACIONAL
   Design: Institucional, Técnico, Estruturado
======================================== */

/* ========================================
   CSS VARIABLES
======================================== */
:root {
    /* Colors - Dark Theme (default) - StepOne Palette */
    --color-bg: #070B1D;
    --color-bg-secondary: #0C1126;
    --color-bg-tertiary: #151c2e;
    --color-bg-card: #0C1126;
    
    --color-text: #ffffff;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    
    --color-primary: #06b6d4;
    --color-primary-dark: #0891b2;
    --color-primary-light: #22d3ee;
    
    --color-cyan: #00D4FF;
    --color-cyan-alpha: rgba(0, 212, 255, 0.15);
    
    --color-pink: #D054FF;
    --color-pink-light: #E088FF;
    --color-pink-dark: #A040CC;
    --color-pink-alpha: rgba(208, 84, 255, 0.15);
    
    --color-secondary: #8b5cf6;
    --color-accent: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    
    --color-border: rgba(148, 163, 184, 0.12);
    --color-border-hover: rgba(208, 84, 255, 0.3);
    --color-border-pink: rgba(208, 84, 255, 0.5);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-pink) 0%, #8B5CF6 100%);
    --gradient-pink: linear-gradient(135deg, var(--color-pink) 0%, #8B5CF6 100%);
    --gradient-cyan: linear-gradient(135deg, var(--color-primary) 0%, var(--color-pink) 100%);
    --gradient-subtle: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
    --gradient-card: linear-gradient(145deg, var(--color-bg-card) 0%, var(--color-bg-tertiary) 100%);
    --gradient-glow-pink: radial-gradient(ellipse at center, rgba(208, 84, 255, 0.15) 0%, transparent 70%);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 40px rgba(6, 182, 212, 0.2);
    --shadow-glow-pink: 0 0 50px rgba(208, 84, 255, 0.25);
    --shadow-glow-intense: 0 0 80px rgba(208, 84, 255, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
    --transition-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Layout */
    --header-height: 80px;
    --container-max-width: 1200px;
}

/* Light Theme */
[data-theme="light"] {
    --color-bg: #e0f4f8;
    --color-bg-secondary: #d0eef5;
    --color-bg-tertiary: #c0e8f2;
    --color-bg-card: #e8f7fa;
    
    --color-text: #0f172a;
    --color-text-secondary: #334155;
    --color-text-muted: #64748b;
    --color-text-tertiary: #475569;
    
    --color-border: rgba(0, 212, 255, 0.25);
    --color-border-hover: rgba(0, 212, 255, 0.45);
    
    --gradient-subtle: linear-gradient(180deg, #e0f4f8 0%, #d0eef5 100%);
    --gradient-card: linear-gradient(145deg, #e8f7fa 0%, #daf2f8 100%);
    
    --shadow-sm: 0 1px 2px rgba(0, 212, 255, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 212, 255, 0.15);
    --shadow-lg: 0 8px 30px rgba(0, 212, 255, 0.2);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.25);
    --shadow-glow-pink: 0 0 50px rgba(208, 84, 255, 0.2);
}

/* Light Theme - Body Background */
[data-theme="light"] body {
    background: linear-gradient(135deg, #d5eff5 0%, #e0f4f8 50%, #d0eef5 100%);
}

/* Light Theme - Hero Background */
[data-theme="light"] .hero-gradient {
    background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.25) 0%, rgba(0, 180, 220, 0.15) 40%, transparent 70%);
}

[data-theme="light"] .hero-gradient-pink {
    background: radial-gradient(ellipse at center, rgba(208, 84, 255, 0.15) 0%, transparent 60%);
}

[data-theme="light"] .hero-grid {
    background-image: 
        linear-gradient(rgba(0, 212, 255, 0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.12) 1px, transparent 1px);
}

/* Light Theme - Sections */
[data-theme="light"] .definition,
[data-theme="light"] .differentiation,
[data-theme="light"] .pricing {
    background: linear-gradient(180deg, #d0eef5 0%, #e0f4f8 100%);
}

[data-theme="light"] .platform {
    background: linear-gradient(180deg, #e0f4f8 0%, #c8e8f2 50%, #e0f4f8 100%);
}

[data-theme="light"] .platform::before {
    background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
}

[data-theme="light"] .platform::after {
    background: radial-gradient(ellipse at center, rgba(208, 84, 255, 0.12) 0%, transparent 70%);
}

/* Light Theme - Cards */
[data-theme="light"] .arch-card,
[data-theme="light"] .platform-card,
[data-theme="light"] .model-card,
[data-theme="light"] .pricing-card {
    background: linear-gradient(145deg, #e8f7fa 0%, #daf2f8 100%);
    border-color: rgba(0, 212, 255, 0.3);
}

[data-theme="light"] .arch-card:hover,
[data-theme="light"] .platform-card:hover,
[data-theme="light"] .model-card:hover {
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.25);
}

/* Light Theme - Mockup */
[data-theme="light"] .platform-mockup {
    background: #e8f7fa;
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

[data-theme="light"] .mockup-header {
    background: linear-gradient(90deg, #d0eef5 0%, #e0f4f8 100%);
}

[data-theme="light"] .mockup-card {
    background: linear-gradient(145deg, #daf2f8 0%, #c8e8f2 100%);
}

/* Light Theme - Closing Section */
[data-theme="light"] .closing {
    background: linear-gradient(180deg, #c8e8f2 0%, #d0eef5 100%);
}

/* Light Theme - Footer */
[data-theme="light"] .footer {
    background: linear-gradient(180deg, #0C1126 0%, #070B1D 100%);
    color: #ffffff;
}

[data-theme="light"] .footer a {
    color: rgba(255, 255, 255, 0.8);
}

[data-theme="light"] .footer a:hover {
    color: var(--color-pink);
}

[data-theme="light"] .footer h4 {
    color: #ffffff;
}

[data-theme="light"] .footer-tagline {
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   RESET & BASE
======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ========================================
   LAYOUT
======================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-narrow {
    max-width: 800px;
}

section {
    padding: var(--space-4xl) 0;
}

/* ========================================
   SCROLL PROGRESS
======================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient-pink);
    z-index: 10000;
    transition: width 100ms linear;
    box-shadow: 0 0 10px var(--color-pink);
}

/* ========================================
   HEADER
======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    background: transparent;
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(10, 15, 20, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] .header.scrolled {
    background: rgba(250, 250, 255, 0.95);
    border-bottom: 1px solid rgba(208, 84, 255, 0.1);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.header-logo img {
    height: 36px;
    width: auto;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-pink);
    border-radius: var(--radius-full);
}

.nav-link:hover {
    color: var(--color-pink-light);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    z-index: 10;
}

.theme-toggle:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text);
}

.theme-toggle i {
    font-size: 1.25rem;
}

.theme-toggle .bi-moon-stars {
    display: block;
}

.theme-toggle .bi-sun {
    display: none;
}

[data-theme="light"] .theme-toggle .bi-moon-stars {
    display: none;
}

[data-theme="light"] .theme-toggle .bi-sun {
    display: block;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--gradient-primary);
    color: #fff;
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.header-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 24px;
    height: 24px;
    justify-content: center;
}

.mobile-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

/* ========================================
   HERO
======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 var(--space-4xl);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.12) 0%, rgba(208, 84, 255, 0.08) 40%, transparent 70%);
    filter: blur(80px);
    animation: pulse-bg 8s ease-in-out infinite;
}

@keyframes pulse-bg {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

.hero-gradient-pink {
    position: absolute;
    bottom: -30%;
    left: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(208, 84, 255, 0.1) 0%, transparent 60%);
    filter: blur(100px);
    animation: pulse-bg 10s ease-in-out infinite reverse;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(var(--color-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    opacity: 0.5;
}

.hero .container {
    display: flex;
    align-items: center;
    gap: var(--space-4xl);
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1;
    max-width: 650px;
}

.hero-title {
    font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    max-width: 560px;
}

.hero-ctas {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.hero-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.hero-visual {
    flex: 0 0 480px;
    position: relative;
}

/* Platform Mockup */
.platform-mockup {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 0 60px rgba(208, 84, 255, 0.1);
    transition: all var(--transition-normal);
}

.platform-mockup:hover {
    box-shadow: var(--shadow-lg), var(--shadow-glow-pink);
    transform: translateY(-5px);
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-border);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border-hover);
}

.mockup-dots span:first-child {
    background: var(--color-error);
}

.mockup-dots span:nth-child(2) {
    background: var(--color-warning);
}

.mockup-dots span:last-child {
    background: var(--color-accent);
}

.mockup-url {
    flex: 1;
    text-align: center;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    background: var(--color-bg-secondary);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-sm);
}

.mockup-content {
    display: flex;
    min-height: 280px;
}

.mockup-sidebar {
    width: 60px;
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
}

.mockup-main {
    flex: 1;
    padding: var(--space-lg);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.mockup-card {
    background: linear-gradient(145deg, var(--color-bg-tertiary) 0%, rgba(208, 84, 255, 0.05) 100%);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.mockup-card:hover {
    border-color: var(--color-pink);
    box-shadow: 0 0 15px rgba(208, 84, 255, 0.2);
}

/* ========================================
   BUTTONS
======================================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--gradient-primary);
    color: #fff;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-primary.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--font-size-lg);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: transparent;
    color: var(--color-text);
    font-size: var(--font-size-base);
    font-weight: 600;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    border-color: var(--color-pink);
    background: rgba(208, 84, 255, 0.1);
    color: var(--color-pink-light);
}

/* ========================================
   SECTION TITLES
======================================== */
.section-title {
    font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-3xl));
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.section-intro {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
}

/* ========================================
   DEFINITION SECTION
======================================== */
.definition {
    background: var(--gradient-subtle);
}

.definition-content {
    max-width: 700px;
    margin: 0 auto;
}

.definition-intro {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.definition-text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.definition-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.definition-list li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.definition-list i {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
}

.definition-conclusion {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.7;
    padding-left: var(--space-lg);
    border-left: 3px solid transparent;
    border-image: var(--gradient-pink) 1;
    transition: all var(--transition-normal);
}

.definition-conclusion:hover {
    padding-left: var(--space-xl);
    background: linear-gradient(90deg, rgba(208, 84, 255, 0.05) 0%, transparent 100%);
}

.definition-conclusion strong {
    color: var(--color-text);
}

/* ========================================
   ARCHITECTURE SECTION
======================================== */
.architecture {
    background: var(--color-bg);
}

.architecture-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.arch-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-normal);
}

.arch-card:hover {
    border-color: var(--color-pink);
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-glow-pink);
}

.arch-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(208, 84, 255, 0.1) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    transition: all var(--transition-normal);
}

.arch-card:hover .arch-icon {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.25) 0%, rgba(208, 84, 255, 0.2) 100%);
    transform: scale(1.1);
}

.arch-icon i {
    font-size: var(--font-size-2xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.arch-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.arch-desc {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   PLATFORM SECTION
======================================== */
.platform {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 50%, var(--color-bg) 100%);
    position: relative;
    overflow: hidden;
}

.platform::before {
    content: '';
    position: absolute;
    top: 20%;
    left: -10%;
    width: 40%;
    height: 60%;
    background: radial-gradient(ellipse at center, rgba(208, 84, 255, 0.08) 0%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
}

.platform::after {
    content: '';
    position: absolute;
    bottom: 10%;
    right: -10%;
    width: 40%;
    height: 50%;
    background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
}

.platform-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    position: relative;
    z-index: 1;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    position: relative;
    z-index: 1;
}

.platform-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.platform-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(208, 84, 255, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.platform-card:hover {
    border-color: var(--color-pink);
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-glow-pink);
}

.platform-card:hover::before {
    opacity: 1;
}

.platform-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(208, 84, 255, 0.15) 100%);
    border-radius: var(--radius-xl);
    margin: 0 auto var(--space-lg);
    transition: all var(--transition-normal);
}

.platform-card:hover .platform-icon {
    transform: scale(1.15) rotate(5deg);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.25) 0%, rgba(208, 84, 255, 0.25) 100%);
}

.platform-icon i {
    font-size: var(--font-size-2xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.platform-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.platform-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.platform-closing {
    text-align: center;
    margin-top: var(--space-3xl);
    position: relative;
    z-index: 1;
}

.platform-statement {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
}

.platform-statement strong {
    background: var(--gradient-pink);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-top: var(--space-sm);
}

/* ========================================
   DIFFERENTIATION SECTION
======================================== */
.differentiation {
    background: var(--gradient-subtle);
}

.diff-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.diff-intro {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    margin-bottom: var(--space-xl);
}

.diff-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.diff-list li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.diff-list i {
    color: var(--color-accent);
    font-size: var(--font-size-lg);
}

.diff-contrast {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.diff-not,
.diff-yes {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    font-size: var(--font-size-base);
}

.diff-not i {
    color: var(--color-error);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.diff-not span {
    color: var(--color-text-secondary);
}

.diff-yes i {
    color: var(--color-accent);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.diff-yes span {
    color: var(--color-text);
    font-weight: 500;
}

/* ========================================
   IMPLEMENTATION SECTION
======================================== */
.implementation {
    background: var(--color-bg-secondary);
}

.impl-checklist {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    max-width: 900px;
    margin: 0 auto var(--space-2xl);
}

.impl-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.impl-item:hover {
    border-color: var(--color-accent);
    transform: translateX(5px) scale(1.02);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.15);
}

.impl-check {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--radius-full);
    flex-shrink: 0;
    transition: all var(--transition-normal);
}

.impl-item:hover .impl-check {
    transform: scale(1.1) rotate(5deg);
}

.impl-check i {
    color: var(--color-accent);
    font-size: var(--font-size-lg);
}

.impl-item span {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.impl-result {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    text-align: center;
    font-weight: 600;
}

/* ========================================
   MODELS SECTION
======================================== */
.models {
    background: var(--color-bg);
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.model-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    text-align: center;
    transition: all var(--transition-normal);
}

.model-card:hover {
    border-color: var(--color-pink);
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-glow-pink);
}

.model-card:nth-child(2) {
    border-color: var(--color-primary);
}

.model-card:nth-child(2):hover {
    box-shadow: var(--shadow-glow);
}

.model-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(208, 84, 255, 0.1) 100%);
    border-radius: var(--radius-xl);
    margin: 0 auto var(--space-lg);
    transition: all var(--transition-normal);
}

.model-card:hover .model-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.25) 0%, rgba(208, 84, 255, 0.2) 100%);
}

.model-icon i {
    font-size: var(--font-size-2xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.model-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.model-desc {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.model-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

.model-link:hover {
    gap: var(--space-md);
    color: var(--color-pink);
}

/* ========================================
   SERVICES SECTION
======================================== */
.services {
    background: var(--gradient-subtle);
    text-align: center;
}

.services-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    max-width: 900px;
    margin: 0 auto var(--space-2xl);
    text-align: left;
}

.service-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.service-item:hover {
    border-color: var(--color-pink);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow-pink);
}

.service-item i {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: var(--font-size-xl);
    flex-shrink: 0;
    margin-top: 2px;
}

.service-item span {
    font-size: var(--font-size-base);
    color: var(--color-text);
    line-height: 1.5;
}

/* ========================================
   PRICING SECTION
======================================== */
.pricing {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 50%, var(--color-bg) 100%);
    position: relative;
    overflow: hidden;
    padding: var(--space-4xl) 0;
}

.pricing::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: var(--gradient-glow-pink);
    pointer-events: none;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    position: relative;
    z-index: 1;
}

.pricing-title {
    font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-4xl));
    font-weight: 800;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-pink-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

/* Billing Toggle */
.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

.billing-toggle span {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.billing-toggle span.active {
    color: var(--color-text);
    font-weight: 600;
}

.toggle-switch {
    position: relative;
    width: 56px;
    height: 30px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 22px;
    height: 22px;
    background: var(--gradient-primary);
    border-radius: 50%;
    transition: all var(--transition-normal) var(--transition-bounce);
}

.toggle-switch.annual::after {
    left: calc(100% - 25px);
}

.toggle-switch:hover {
    border-color: var(--color-pink);
}

.billing-badge {
    background: var(--gradient-pink);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    animation: pulse-glow 2s ease-in-out infinite;
}

/* Pricing Cards */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    max-width: 1300px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.pricing-grid.four-columns {
    grid-template-columns: repeat(4, 1fr);
    max-width: 1300px;
    gap: var(--space-lg);
}

.pricing-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    position: relative;
    transition: all var(--transition-normal);
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, transparent 0%, transparent 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    transition: all var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.pricing-card:hover::before {
    background: var(--gradient-primary);
}

/* Featured Card */
.pricing-card.featured {
    border-color: var(--color-pink);
    background: linear-gradient(
        180deg,
        rgba(208, 84, 255, 0.1) 0%,
        var(--color-bg-secondary) 100%
    );
}

.pricing-card.featured::before {
    background: var(--gradient-primary);
}

.pricing-card.featured:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow), var(--shadow-glow-pink);
}

/* Power User Card (Corporativo/Enterprise) */
.pricing-card.power-user {
    border-color: var(--color-cyan);
    background: linear-gradient(
        180deg,
        rgba(0, 212, 255, 0.08) 0%,
        var(--color-bg-secondary) 100%
    );
}

.pricing-card.power-user::before {
    background: linear-gradient(135deg, var(--color-cyan) 0%, #0EA5E9 100%);
}

.pricing-card.power-user:hover {
    border-color: var(--color-cyan);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

/* Card Badge */
.pricing-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.pricing-badge.popular {
    background: var(--gradient-primary);
    color: white;
}

.pricing-badge.power {
    background: linear-gradient(135deg, var(--color-cyan) 0%, #0EA5E9 100%);
    color: white;
}

.pricing-badge i {
    font-size: var(--font-size-sm);
}

/* Plan Info */
.plan-name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.plan-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    min-height: 40px;
}

/* Pricing */
.plan-pricing {
    margin-bottom: var(--space-xl);
}

.old-price {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    text-decoration: line-through;
    margin-right: var(--space-sm);
}

.discount-badge {
    display: inline-block;
    background: var(--color-error);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    margin-left: var(--space-sm);
    animation: bounce-subtle 2s ease-in-out infinite;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.price-currency {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.price-value {
    font-size: clamp(var(--font-size-4xl), 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-card.power-user .price-value {
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
}

/* Storage Select */
.storage-select {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    margin-top: var(--space-md);
    transition: all var(--transition-fast);
}

.storage-select:hover {
    border-color: var(--color-pink);
}

.storage-select i {
    color: var(--color-text-muted);
}

/* Plan CTA */
.plan-cta {
    display: block;
    width: 100%;
    padding: var(--space-md) var(--space-xl);
    text-align: center;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    margin-bottom: var(--space-xl);
}

.plan-cta.free {
    background: var(--color-bg-tertiary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.plan-cta.free:hover {
    border-color: var(--color-primary);
    background: rgba(6, 182, 212, 0.1);
}

.plan-cta.outline {
    background: transparent;
    border: 2px solid var(--color-border);
    color: var(--color-text);
}

.plan-cta.outline:hover {
    border-color: var(--color-pink);
    color: var(--color-pink);
}

.plan-cta.primary {
    background: var(--gradient-primary);
    color: white;
}

.plan-cta.primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.plan-cta.pink {
    background: var(--gradient-pink);
    color: white;
}

.plan-cta.pink:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-pink);
}

/* Features List */
.plan-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.plan-features li i {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    margin-top: 3px;
    flex-shrink: 0;
}

.pricing-card.power-user .plan-features li i {
    color: var(--color-cyan);
}

.plan-features li strong {
    color: var(--color-text);
}

.feature-highlight {
    color: var(--color-text) !important;
    font-weight: 500;
}

/* ========================================
   PLANS PREVIEW SECTION (Simplified)
======================================== */
.plans-preview {
    background: var(--color-bg);
    text-align: center;
}

.plans-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
}

.plan-type {
    padding: var(--space-2xl);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.plan-type:hover {
    border-color: var(--color-pink);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow-pink);
}

.plan-type h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.plan-type p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

/* ========================================
   IDEAL PROFILE SECTION
======================================== */
.ideal-profile {
    background: var(--gradient-subtle);
}

.profile-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    max-width: 600px;
    margin: 0 auto;
}

.profile-list li {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.profile-list li:hover {
    border-color: var(--color-pink);
    transform: translateX(10px);
    box-shadow: var(--shadow-glow-pink);
}

.profile-list i {
    color: var(--color-pink);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.profile-list span {
    font-size: var(--font-size-lg);
    color: var(--color-text);
}

/* ========================================
   CLOSING SECTION
======================================== */
.closing {
    background: var(--color-bg);
    text-align: center;
    padding: var(--space-4xl) 0;
}

.closing-content {
    max-width: 700px;
    margin: 0 auto;
}

.closing-statement {
    font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-3xl));
    line-height: 1.4;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
}

.closing-statement strong {
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-pink-light) 50%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    display: block;
}

.closing-brand {
    margin-bottom: var(--space-2xl);
}

.closing-logo {
    height: 48px;
    width: auto;
    margin: 0 auto var(--space-md);
}

.closing-tagline {
    font-size: var(--font-size-lg);
    background: var(--gradient-pink);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--space-4xl) 0 var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand {
    padding-right: var(--space-xl);
}

.footer-logo {
    height: 36px;
    width: auto;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-top: var(--space-md);
}

.footer-contact a {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--color-pink);
}

.footer-contact i {
    font-size: 1rem;
    color: var(--color-pink);
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-column a {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-pink);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.footer-legal {
    display: flex;
    gap: var(--space-xl);
}

.footer-legal a {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-pink);
}

.footer-copy {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ========================================
   WHATSAPP BUTTON
======================================== */
.whatsapp-btn {
    position: fixed;
    bottom: 100px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: #fff;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    box-shadow: var(--shadow-md);
    z-index: 999;
    transition: all var(--transition-fast);
}

.whatsapp-btn:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(37, 211, 102, 0.4);
}

/* ========================================
   BACK TO TOP
======================================== */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--color-bg-tertiary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    opacity: 0;
    visibility: hidden;
    z-index: 998;
    transition: all var(--transition-fast);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    animation: bounce-subtle 2s ease-in-out infinite;
}

.back-to-top:hover {
    background: var(--gradient-pink);
    border-color: var(--color-pink);
    color: #fff;
    box-shadow: var(--shadow-glow-pink);
    animation: none;
    transform: translateY(-3px);
}

/* ========================================
   RESPONSIVE - TABLET
======================================== */
@media (max-width: 1024px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-subtitle {
        max-width: 100%;
    }
    
    .hero-ctas {
        justify-content: center;
    }
    
    .hero-visual {
        flex: 0 0 auto;
        width: 100%;
        max-width: 500px;
    }
    
    .architecture-grid {
        grid-template-columns: 1fr;
    }
    
    .platform-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .diff-content {
        grid-template-columns: 1fr;
    }
    
    .models-grid {
        grid-template-columns: 1fr;
    }
    
    .services-list {
        grid-template-columns: 1fr;
    }
    
    .plans-content {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
    }
    .pricing-grid.four-columns {
        grid-template-columns: 1fr;
        max-width: 450px;
    }
    .pricing-card.featured {
        transform: scale(1);
        order: -1;
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Pricing Additional Styles */
.plan-pricing {
    text-align: center;
}

.price-per-user {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    margin-top: var(--space-xs);
}

.activation-fee {
    font-size: var(--font-size-xs);
    color: var(--color-pink);
    margin-top: var(--space-xs);
    font-weight: 500;
}

.price-value.custom {
    font-size: 1.8rem;
    color: var(--color-cyan);
    -webkit-text-fill-color: var(--color-cyan);
    background: none;
}

.plan-cta.enterprise-cta {
    background: linear-gradient(135deg, var(--color-cyan) 0%, #0EA5E9 100%);
    color: white;
    border: none;
}

.plan-cta.enterprise-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.4);
}

/* Responsive 1280px */
@media (max-width: 1280px) {
    .pricing-grid,
    .pricing-grid.four-columns {
        grid-template-columns: repeat(2, 1fr);
        max-width: 700px;
    }
}

/* ========================================
   RESPONSIVE - MOBILE
======================================== */
@media (max-width: 768px) {
    .header-nav {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-md);
    }
    
    .header-nav.open {
        display: flex;
    }
    
    .header-cta {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 0 var(--space-2xl);
        min-height: auto;
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn-primary,
    .btn-secondary {
        justify-content: center;
    }
    
    .impl-checklist {
        grid-template-columns: 1fr;
    }
    
    .platform-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        padding-right: 0;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ========================================
   ANIMATIONS
======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 5px var(--color-pink);
        opacity: 1;
    }
    50% {
        box-shadow: 0 0 20px var(--color-pink), 0 0 40px rgba(208, 84, 255, 0.3);
        opacity: 0.9;
    }
}

@keyframes bounce-subtle {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

@keyframes rotate-glow {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

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

@keyframes slide-in-right {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes border-pulse {
    0%, 100% {
        border-color: var(--color-border);
    }
    50% {
        border-color: var(--color-pink);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
}

.reveal.active {
    animation: fadeInUp 0.6s ease forwards;
}

/* Floating animation for cards */
.float-animation {
    animation: float 6s ease-in-out infinite;
}

/* Glow effect on hover */
.glow-hover {
    transition: all var(--transition-normal);
}

.glow-hover:hover {
    box-shadow: var(--shadow-glow-pink);
}

/* Shimmer loading effect */
.shimmer {
    background: linear-gradient(
        90deg,
        var(--color-bg-tertiary) 0%,
        var(--color-bg-card) 50%,
        var(--color-bg-tertiary) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

/* Interactive card with tilt */
.tilt-card {
    transition: transform var(--transition-normal);
    transform-style: preserve-3d;
}

/* Gradient text */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-pink {
    background: var(--gradient-pink);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Magnetic button effect */
.magnetic-btn {
    transition: transform var(--transition-fast);
}

/* Particle background (JS controlled) */
.particles-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-pink);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 8s infinite ease-in-out;
}

/* Animated border */
.animated-border {
    position: relative;
    overflow: hidden;
}

.animated-border::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: conic-gradient(from 0deg, var(--color-primary), var(--color-pink), var(--color-primary));
    border-radius: inherit;
    animation: rotate-glow 3s linear infinite;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.animated-border:hover::after {
    opacity: 1;
}