/*
Theme Name: Сиб-Телеком
Description: Профессиональная WordPress тема для компании Сиб-Телеком - регионального провайдера связи и VoIP-решений
Version: 1.0.0
Author: Сиб-Телеком
Tags: business, telecom, voip, corporate, responsive, custom-menu, featured-images, threaded-comments
Text Domain: sib-telecom
Domain Path: /languages
License: PROPRIETARY
*/

/* ===== Variables ===== */
:root {
    /* Colors - Light Theme */
    --primary-color: #0F4C81;
    --accent-color: #FFB000;
    --bg-light: #F4F7FA;
    --bg-white: #FFFFFF;
    --text-dark: #1A1A1A;
    --text-gray: #6B7280;
    --border-color: #E5E7EB;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0F4C81 0%, #1E6BA8 100%);
    --gradient-accent: linear-gradient(135deg, #FFB000 0%, #FFC940 100%);
    --gradient-hero: linear-gradient(135deg, rgba(15, 76, 129, 0.05) 0%, rgba(255, 176, 0, 0.05) 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(15, 76, 129, 0.08);
    --shadow-md: 0 4px 16px rgba(15, 76, 129, 0.12);
    --shadow-lg: 0 8px 32px rgba(15, 76, 129, 0.16);
}

/* Dark Theme */
body.dark-theme {
    --primary-color: #1E6BA8;
    --bg-light: #1E2A38;
    --bg-white: #2A3F54;
    --text-dark: #F4F7FA;
    --text-gray: #B0B8C1;
    --border-color: #3D5266;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--text-dark);
    background-color: var(--bg-light);
    transition: background-color var(--transition-base), color var(--transition-base);
}

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

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

ul {
    list-style: none;
}

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

/* ===== WordPress Specific Styles ===== */
.wp-block-image {
    margin: 1rem 0;
}

.wp-block-image img {
    height: auto;
    max-width: 100%;
}

.wp-caption {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.alignleft {
    float: left;
    margin: 0 1rem 1rem 0;
}

.alignright {
    float: right;
    margin: 0 0 1rem 1rem;
}

.aligncenter {
    display: block;
    margin: 0 auto;
}

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}

.sticky {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-bottom: 1rem;
}

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

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ===== Header ===== */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all var(--transition-base);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.logo-img {
    width: 40px;
    height: 40px;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
    margin-right: auto;
}

.nav a {
    font-weight: 500;
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width var(--transition-base);
}

.nav a:hover::after {
    width: 100%;
}

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

.nav a.active::after {
    width: 100%;
    background: var(--accent-color);
}

/* Header Cabinets - Выделенные кнопки личных кабинетов */
.header-cabinets {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    margin-left: var(--spacing-md);
}

.cabinet-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.cabinet-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.cabinet-btn:hover::before {
    left: 100%;
}

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

.cabinet-btn-phone {
    background: linear-gradient(135deg, #0F4C81 0%, #1E6BA8 100%);
    color: white;
    border: 2px solid transparent;
}

.cabinet-btn-phone:hover {
    background: linear-gradient(135deg, #1E6BA8 0%, #2D7DB7 100%);
    border-color: #FFB000;
}

.cabinet-btn-internet {
    background: linear-gradient(135deg, #FFB000 0%, #FFC940 100%);
    color: #0F4C81;
    border: 2px solid transparent;
}

.cabinet-btn-internet:hover {
    background: linear-gradient(135deg, #FFC940 0%, #FFD670 100%);
    border-color: #0F4C81;
}

.cabinet-icon {
    font-size: 1.5rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.cabinet-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.cabinet-label {
    font-size: 0.7rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cabinet-service {
    font-size: 0.95rem;
    font-weight: 700;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-base);
    margin-left: var(--spacing-sm);
}

.theme-toggle:hover {
    transform: scale(1.1);
    background: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 30px;
    height: 24px;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    padding: var(--spacing-xl) 0;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    pointer-events: none;
}

.network-grid {
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--primary-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--primary-color) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1rem;
    color: var(--text-gray);
}

.feature-icon {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.25rem;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-container {
    width: 100%;
    max-width: 500px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-illustration {
    width: 100%;
    filter: drop-shadow(var(--shadow-lg));
}
/* ===== Licenses Page ===== */
.page-header {
    background: var(--gradient-hero);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 800px;
    margin: 0 auto;
}

.licenses-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.licenses-intro {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--accent-color);
}

.licenses-intro p {
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

.licenses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.license-card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.license-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.license-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.license-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.license-details {
    flex: 1;
    margin-bottom: var(--spacing-md);
}

.license-details p {
    color: var(--text-gray);
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
    font-size: 0.95rem;
}

.license-details strong {
    color: var(--text-dark);
    font-weight: 600;
}

.license-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    padding: var(--spacing-xs) 0;
    border-top: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.license-download::before {
    content: '⬇️';
}

.license-download:hover {
    color: var(--accent-color);
    padding-left: 0.5rem;
}

.licenses-footer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.info-box,
.regulatory-info {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.info-box h3,
.regulatory-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.info-box p,
.regulatory-info ul {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.info-box p:last-child {
    margin-bottom: 0;
}

.info-box a,
.regulatory-info a {
    color: var(--primary-color);
    font-weight: 500;
}

.info-box a:hover,
.regulatory-info a:hover {
    color: var(--accent-color);
}

.regulatory-info ul {
    list-style: none;
    padding: 0;
}

.regulatory-info ul li {
    margin-bottom: var(--spacing-xs);
}

@media (max-width: 968px) {
    .licenses-grid {
        grid-template-columns: 1fr;
    }
    
    .licenses-footer {
        grid-template-columns: 1fr;
    }
    
    .page-title {
        font-size: 2rem;
    }
}

@media (max-width: 640px) {
    .page-title {
        font-size: 1.75rem;
    }
    
    .license-icon {
        font-size: 2.5rem;
    }
}