/* ========================================
   VARIABLES Y RESET
   ======================================== */
:root {
    /* Tema Vercel - Colores */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #111111;
    --border-color: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a1a1a1;
    --text-tertiary: #666666;
    
    /* Colores de acento */
    --primary-color: #0070f3;
    --primary-hover: #0761d1;
    --primary-light: rgba(0, 112, 243, 0.1);
    
    /* Estados */
    --success-color: #0070f3;
    --success-light: rgba(0, 112, 243, 0.1);
    --warning-color: #f5a623;
    --warning-light: rgba(245, 166, 35, 0.1);
    --error-color: #e00;
    --error-light: rgba(238, 0, 0, 0.1);
    --info-color: #0070f3;
    --info-light: rgba(0, 112, 243, 0.1);
    
    /* Gradientes */
    --gradient-1: linear-gradient(135deg, rgba(0, 112, 243, 0.1) 0%, rgba(168, 85, 247, 0.1) 100%);
    --gradient-2: linear-gradient(to bottom right, rgba(0, 112, 243, 0.15), rgba(168, 85, 247, 0.15));
    --gradient-text: linear-gradient(135deg, #0070f3 0%, #a855f7 100%);
    
    /* Tipografía */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, 'Helvetica Neue', Arial, sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Bordes */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ========================================
   HEADER
   ======================================== */
.header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    color: white;
    padding: var(--spacing-lg) 0;
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 2rem;
    line-height: 1;
    filter: grayscale(1) brightness(2);
}

.header-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ========================================
   CONTAINER Y LAYOUT
   ======================================== */
.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-content {
    min-height: calc(100vh - 200px);
    padding: var(--spacing-xl) 0;
}

/* ========================================
   SCREENS
   ======================================== */
.screen {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.screen.active {
    display: block;
}

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

/* ========================================
   LOADING SPINNER
   ======================================== */
.loading-spinner {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--spacing-lg);
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    color: var(--gray-600);
    font-size: 1rem;
}

/* ========================================
   ERROR SCREEN
   ======================================== */
.error-container {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.error-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
}

.error-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--error-color);
    margin-bottom: var(--spacing-md);
}

.error-message {
    font-size: 1.125rem;
    color: var(--gray-700);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

/* ========================================
   WARRANTY CARD
   ======================================== */
.warranty-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.warranty-card.success-card {
    border-top: 4px solid var(--success-color);
}

/* ========================================
   STATUS BADGES
   ======================================== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
}

.status-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.status-draft {
    background-color: var(--info-light);
    color: var(--info-color);
}

.status-active {
    background-color: var(--success-light);
    color: var(--success-color);
}

.status-claimed {
    background-color: var(--warning-light);
    color: var(--warning-color);
}

.status-resolved {
    background-color: var(--success-light);
    color: var(--success-color);
}

.status-expired {
    background-color: var(--gray-200);
    color: var(--gray-700);
}

.status-cancelled {
    background-color: var(--error-light);
    color: var(--error-color);
}

/* ========================================
   WARRANTY INFO
   ======================================== */
.warranty-info {
    margin-bottom: var(--spacing-xl);
}

.warranty-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.warranty-description {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ========================================
   INFO SECTIONS
   ======================================== */
.info-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
}

.info-section:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.section-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-lg);
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.info-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
}

.info-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
}

/* ========================================
   TERMS SECTION
   ======================================== */
.terms-section {
    margin-bottom: var(--spacing-xl);
}

.terms-content {
    background-color: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--gray-700);
    line-height: 1.6;
    max-height: 200px;
    overflow-y: auto;
}

/* ========================================
   INFO BOXES
   ======================================== */
.info-box {
    background-color: var(--info-light);
    border-left: 4px solid var(--info-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.info-box-warning {
    background-color: var(--warning-light);
    border-left-color: var(--warning-color);
}

.info-box-error {
    background-color: var(--error-light);
    border-left-color: var(--error-color);
}

.info-box-success {
    background-color: var(--success-light);
    border-left-color: var(--success-color);
}

.info-box p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--gray-800);
    line-height: 1.6;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--gray-300);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    width: 100%;
}

.btn-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.btn-back {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-back:hover {
    background-color: var(--gray-100);
    border-color: var(--gray-400);
}

/* ========================================
   ACTION SECTION
   ======================================== */
.action-section {
    margin-top: var(--spacing-xl);
}

.action-note {
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--gray-600);
    text-align: center;
}

/* ========================================
   SUCCESS ICON
   ======================================== */
.success-icon {
    width: 80px;
    height: 80px;
    background-color: var(--success-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto var(--spacing-lg);
    font-weight: 700;
}

.success-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.success-message {
    font-size: 1rem;
    color: var(--gray-600);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

/* ========================================
   FORMS
   ======================================== */
.form-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.form-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.form-description {
    font-size: 1rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.claim-form {
    margin-top: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--gray-900);
    background-color: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-control::placeholder {
    color: var(--gray-400);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-help {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.8125rem;
    color: var(--gray-500);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--gray-800);
    color: var(--gray-300);
    padding: var(--spacing-xl) 0;
    text-align: center;
    margin-top: var(--spacing-2xl);
}

.footer-text {
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

/* ========================================
   RESPONSIVE - TABLET
   ======================================== */
@media (min-width: 640px) {
    .container {
        max-width: 640px;
    }
    
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .header-title {
        font-size: 1.75rem;
    }
    
    .warranty-card {
        padding: var(--spacing-2xl);
    }
    
    .form-header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    
    .action-section {
        display: flex;
        gap: var(--spacing-md);
        align-items: center;
    }
    
    .btn-large {
        flex: 1;
    }
    
    .btn-secondary {
        flex: 0 0 auto;
    }
}

/* ========================================
   RESPONSIVE - DESKTOP
   ======================================== */
@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
    
    .header-title {
        font-size: 2rem;
    }
    
    .header-subtitle {
        font-size: 1rem;
    }
    
    .warranty-title {
        font-size: 1.875rem;
    }
    
    .success-title {
        font-size: 2rem;
    }
}

/* ========================================
   UTILITIES
   ======================================== */
.text-center {
    text-align: center;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

/* ========================================
   LANDING PAGE - ESTILO VERCEL
   ======================================== */
.landing-hero {
    position: relative;
    min-height: calc(100vh - 100px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.landing-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(0, 112, 243, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(168, 85, 247, 0.15) 0%, transparent 50%);
    filter: blur(80px);
    pointer-events: none;
}

.landing-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    transition: all 0.3s ease;
}

.landing-badge:hover {
    background: var(--bg-secondary);
    border-color: rgba(255, 255, 255, 0.2);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.landing-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

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

.landing-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-3xl);
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   SEARCH FORM
   ======================================== */
.search-container {
    max-width: 600px;
    margin: 0 auto;
}

.search-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 1rem;
    color: var(--text-tertiary);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-tertiary);
    box-shadow: 0 0 0 4px var(--primary-light);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

.search-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: var(--primary-color);
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.search-button:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 112, 243, 0.3);
}

.search-button:active {
    transform: translateY(0);
}

.search-hint {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-align: left;
}

.search-hint svg {
    flex-shrink: 0;
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features-section {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.feature-icon-blue {
    background: rgba(0, 112, 243, 0.1);
    color: #0070f3;
}

.feature-icon-purple {
    background: rgba(168, 85, 247, 0.1);
    color: #a855f7;
}

.feature-icon-green {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.feature-icon-orange {
    background: rgba(245, 166, 35, 0.1);
    color: #f5a623;
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   RESPONSIVE - MOBILE
   ======================================== */
@media (max-width: 640px) {
    .landing-title {
        font-size: 2rem;
    }
    
    .landing-subtitle {
        font-size: 1rem;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .search-button {
        width: 100%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .landing-hero {
        padding: var(--spacing-xl) 0;
    }
}
/* ========================================
   LANDING PAGE - ESTILO VERCEL
   ======================================== */
.landing-hero {
    position: relative;
    min-height: calc(100vh - 100px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 0;
    overflow: hidden;
}

.landing-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(0, 112, 243, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(168, 85, 247, 0.15) 0%, transparent 50%);
    filter: blur(80px);
    pointer-events: none;
}

.landing-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: #111111;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 2rem;
    font-size: 0.875rem;
    color: #a1a1a1;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.landing-badge:hover {
    background: #0a0a0a;
    border-color: rgba(255, 255, 255, 0.2);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #0070f3;
    border-radius: 50%;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.landing-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #0070f3 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.landing-subtitle {
    font-size: 1.25rem;
    color: #a1a1a1;
    margin-bottom: 4rem;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   SEARCH FORM
   ======================================== */
.search-container {
    max-width: 600px;
    margin: 0 auto;
}

.search-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 1rem;
    color: #666666;
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    font-size: 1rem;
    font-family: inherit;
    color: #ffffff;
    background: #0a0a0a;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: #0070f3;
    background: #111111;
    box-shadow: 0 0 0 4px rgba(0, 112, 243, 0.1);
}

.search-input::placeholder {
    color: #666666;
}

.search-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: #0070f3;
    border: none;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.search-button:hover {
    background: #0761d1;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 112, 243, 0.3);
}

.search-button:active {
    transform: translateY(0);
}

.search-hint {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: #666666;
    text-align: left;
}

.search-hint svg {
    flex-shrink: 0;
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features-section {
    padding: 4rem 0;
    background: #000000;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background: #0a0a0a;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
}

.feature-icon-blue {
    background: rgba(0, 112, 243, 0.1);
    color: #0070f3;
}

.feature-icon-purple {
    background: rgba(168, 85, 247, 0.1);
    color: #a855f7;
}

.feature-icon-green {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.feature-icon-orange {
    background: rgba(245, 166, 35, 0.1);
    color: #f5a623;
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #ffffff;
}

.feature-description {
    font-size: 0.9375rem;
    color: #a1a1a1;
    line-height: 1.6;
}

/* ========================================
   WARRANTY CARDS - TEMA OSCURO
   ======================================== */
.warranty-card {
    background: #0a0a0a;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.warranty-card.success-card {
    border-top: 2px solid #0070f3;
}

/* ========================================
   RESPONSIVE - MOBILE
   ======================================== */
@media (max-width: 640px) {
    .landing-title {
        font-size: 2rem;
    }
    
    .landing-subtitle {
        font-size: 1rem;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .search-button {
        width: 100%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .landing-hero {
        padding: 2rem 0;
    }
}