/* ============================================
   PORTAL DE DOCUMENTOS ELECTRÓNICOS
   Theme: Premium Glass & Glow (Dark/Hybrid)
   ============================================ */

/* === GOOGLE FONTS === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* === CSS CUSTOM PROPERTIES === */
:root {
    /* Colors - Deep Space & Neon */
    --color-bg-deep: #0f172a;
    --color-bg-surface: #1e293b;

    --color-primary: #3b82f6;
    --color-primary-glow: #60a5fa;
    --color-secondary: #06b6d4;
    --color-accent: #8b5cf6;

    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-tertiary: #94a3b8;

    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Gradients */
    --gradient-mesh: radial-gradient(at 0% 0%, hsla(253, 16%, 7%, 1) 0, transparent 50%),
        radial-gradient(at 50% 0%, hsla(225, 39%, 30%, 1) 0, transparent 50%),
        radial-gradient(at 100% 0%, hsla(339, 49%, 30%, 1) 0, transparent 50%);

    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-glow: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);

    /* Glassmorphism */
    --glass-bg: rgba(15, 23, 42, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.15);
    --glass-blur: blur(20px);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;

    --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: 3rem;

    /* Effects */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.5);

    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-deep);
    background-image: var(--gradient-mesh);
    background-attachment: fixed;
    background-size: cover;
    color: var(--color-text-primary);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Animated Mesh Background */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.15), transparent 50%);
    animation: pulse 15s ease-in-out infinite alternate;
    z-index: -1;
    pointer-events: none;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }

    100% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

/* === TYPOGRAPHY === */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-text-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    /* Reduced size for company name */
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
    font-weight: 600;
    /* Less heavy */
}

/* === LAYOUT === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* === HEADER === */
.header {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.logo {
    height: 60px;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.3));
    transition: var(--transition-base);
}

.logo:hover {
    transform: scale(1.05) rotate(-2deg);
    filter: drop-shadow(0 0 25px rgba(255, 255, 255, 0.5));
}

/* === SEARCH SECTION === */
.search-card {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    max-width: 900px;
    width: 100%;
    margin: 0 auto 4rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Subtle inner glow */
.search-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    padding: 1px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.2) 0%, transparent 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.search-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 60px -15px rgba(59, 130, 246, 0.3);
    border-color: rgba(96, 165, 250, 0.4);
}

.search-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
}

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

.form-label {
    display: block;
    color: var(--color-primary-glow);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 700;
    margin-bottom: 0.75rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.form-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    color: #fff;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.form-input:focus {
    outline: none;
    background: rgba(0, 0, 0, 0.5);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2), 0 0 20px rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

/* Date Filters */
.date-filters {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    gap: 0.75rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.6);
    filter: brightness(1.1);
}

.btn-primary:active {
    transform: translateY(0) scale(0.98);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-text-primary);
}

/* === RESULTS === */
.results-header {
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: var(--spacing-sm);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.results-count {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

/* === DOCUMENT CARD === */
.document-card {
    background: var(--gradient-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
}

.document-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: var(--glass-highlight);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
}

/* Glow effect on hover */
.document-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    opacity: 0;
    transition: var(--transition-base);
}

.document-card:hover::after {
    opacity: 1;
}

.document-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.document-type {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-tertiary);
    font-weight: 700;
}

.status-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.document-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.status-approved {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-pending {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.qr-icon-link {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: transform 0.2s;
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5));
}

.qr-icon-link:hover {
    transform: scale(1.1);
}

.qr-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.document-number {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.document-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    background: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    flex-grow: 1;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 8px;
}

.detail-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.detail-label {
    color: var(--color-text-tertiary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.detail-value {
    color: var(--color-text-secondary);
    font-weight: 600;
    text-align: right;
}

.document-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.btn-download {
    padding: var(--spacing-sm);
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-secondary);
    transition: var(--transition-base);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-download:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .date-filters {
        grid-template-columns: 1fr;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2rem;
    }

    .search-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .header {
        padding: var(--spacing-lg) 0;
    }

    .logo {
        height: 50px;
    }

    h1 {
        font-size: 1.5rem;
    }

    .search-card {
        padding: 1.5rem;
        margin-bottom: var(--spacing-xl);
    }

    .document-card {
        padding: var(--spacing-md);
    }

    .document-number {
        font-size: var(--font-size-xl);
    }

    .document-actions {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .btn-download {
        padding: var(--spacing-xs);
        font-size: 0.8rem;
    }
}

/* === EMPTY & ERROR STATES === */
.empty-state,
.error-container {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 600px;
    margin: var(--spacing-2xl) auto;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.empty-icon,
.error-title span {
    font-size: 4rem;
    display: block;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.2));
}

.empty-title,
.error-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.error-title {
    color: var(--color-error);
    text-shadow: 0 0 20px rgba(239, 68, 68, 0.3);
}

.empty-message,
.error-message {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-in {
    animation: slideUp 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

/* === LOADING === */
.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border-top-color: var(--color-primary);
    animation: spin 1s ease-in-out infinite;
    margin: 0 auto var(--spacing-md);
}

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

.loading-container {
    text-align: center;
    padding: var(--spacing-xl);
}