/**
 * ZORIN Member - Базовые стили
 * Общие стили для всех страниц сервиса
 */

:root {
    --primary-color: #0088cc; 
    --primary-light: rgba(0, 136, 204, 0.1);
    --primary-dark: #006699;
    --light-bg: #ffffff;
    --light-bg-alt: #f8f9fa;
    --dark-bg: #18222d;
    --dark-bg-alt: #212e3c;
    --light-text: #2c2c2c;
    --light-text-secondary: #6c757d;
    --dark-text: #e9ecef;
    --dark-text-secondary: #adb5bd;
    --section-padding: 100px 0;
    --border-radius: 12px;
    --transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
    --shadow-light: 0 10px 30px rgba(0, 0, 0, 0.08);
    --shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.25);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    transition: var(--transition);
}

body {
    background-color: var(--light-bg);
    color: var(--light-text);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

body.dark-mode {
    background-color: var(--dark-bg);
    color: var(--dark-text);
}

h1, h2, h3, h4 {
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

p {
    margin-bottom: 15px;
    color: var(--light-text-secondary);
}

.dark-mode p {
    color: var(--dark-text-secondary);
}

.container {
    width: 90%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 15px;
    position: relative;
}

.section-gap {
    padding: var(--section-padding);
}

.text-gradient {
    background: linear-gradient(90deg, var(--primary-color), #00a1ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.blur-bg {
    position: absolute;
    width: 60%;
    height: 40%;
    background: radial-gradient(circle, var(--primary-color) 0%, rgba(0,136,204,0) 70%);
    opacity: 0.08;
    filter: blur(80px);
    z-index: -1;
}

.dark-mode .blur-bg {
    opacity: 0.12;
}

.section-title {
    text-align: center;
    margin-bottom: 80px;
}

.section-title h2 {
    font-size: 42px;
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
}

.section-title p {
    max-width: 700px;
    margin: 0 auto;
    font-size: 18px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    margin-right: 20px;
    transition: var(--transition);
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(0, 136, 204, 0.2);
}

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 136, 204, 0.3);
}

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

.dark-mode .btn-outline {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

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

.btn-light:hover {
    background-color: #f8f9fa;
}

.btn-outline-light {
    border-color: white;
    color: white;
}

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

.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translate(0, 0px); }
    50% { transform: translate(0, 15px); }
    100% { transform: translate(0, 0px); }
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.overlay.show {
    display: block;
}

/* Табы */
.tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.tab-btn {
    background: var(--light-bg-alt);
    color: var(--light-text-secondary);
    border: none;
    padding: 12px 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    border-radius: var(--border-radius);
    margin: 0 5px;
}

.dark-mode .tab-btn {
    background: var(--dark-bg-alt);
    color: var(--dark-text-secondary);
}

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

.tab-btn:hover:not(.active) {
    background: var(--primary-light);
    color: var(--primary-color);
}

/* Анимация загрузки */
.loading-spinner {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
    margin: 50px auto;
}

.loading-spinner div {
    position: absolute;
    top: 33px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--primary-color);
    animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

.loading-spinner div:nth-child(1) {
    left: 8px;
    animation: loading1 0.6s infinite;
}

.loading-spinner div:nth-child(2) {
    left: 8px;
    animation: loading2 0.6s infinite;
}

.loading-spinner div:nth-child(3) {
    left: 32px;
    animation: loading2 0.6s infinite;
}

.loading-spinner div:nth-child(4) {
    left: 56px;
    animation: loading3 0.6s infinite;
}

@keyframes loading1 {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

@keyframes loading2 {
    0% { transform: translate(0, 0); }
    100% { transform: translate(24px, 0); }
}

@keyframes loading3 {
    0% { transform: scale(1); }
    100% { transform: scale(0); }
}

/* Анимации для элементов */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: transform 0.8s, opacity 0.8s;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}