/* public/style.css */

/* 1. Root Variables */
:root {
    --font-family: 'Poppins', sans-serif;

    /* Light Theme */
    --bg-color-light: #f4f7f9;
    --text-color-light: #1a1a1a;
    --hero-bg-start-light: #e0c3fc;
    --hero-bg-end-light: #8ec5fc;
    --card-bg-light: rgba(255, 255, 255, 0.5);
    --accent-color-light: #ff007f; /* Neon Pink */
    --glow-color-light: rgba(255, 0, 127, 0.7);
    --footer-bg-light: #e9ecef;
    --icon-fill-light: #1a1a1a;

    /* Dark Theme */
    --bg-color-dark: #0d1117;
    --text-color-dark: #e6edf3;
    --hero-bg-start-dark: #483d8b;
    --hero-bg-end-dark: #00008b;
    --card-bg-dark: rgba(30, 41, 59, 0.5);
    --accent-color-dark: #00f7ff; /* Neon Cyan */
    --glow-color-dark: rgba(0, 247, 255, 0.7);
    --footer-bg-dark: #161b22;
    --icon-fill-dark: #e6edf3;
}

/* 2. General/Body Styles */
body {
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    transition: background-color 0.3s, color 0.3s;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

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

/* 3. Header Styles */
.main-header {
    position: fixed;
    top: 0;
    right: 0;
    padding: 1rem 2rem;
    z-index: 1000;
}

.controls { display: flex; gap: 1rem; align-items: center; }

/* Language Switcher */
#language-select {
    background-color: var(--card-bg-light);
    color: var(--text-color-light);
    border: 1px solid var(--accent-color-light);
    border-radius: 8px;
    padding: 0.5rem;
    font-family: var(--font-family);
    cursor: pointer;
}
body.dark-mode #language-select {
    background-color: var(--card-bg-dark);
    color: var(--text-color-dark);
    border-color: var(--accent-color-dark);
}

/* Theme Toggle Button */
.theme-toggle-button {
    background: none; border: none; cursor: pointer; font-size: 1.5rem; padding: 0; display: flex;
}
.moon-icon { display: none; }
.sun-icon  { display: block; color: #f39c12; }
body.dark-mode .moon-icon { display: block; color: #f1c40f; }
body.dark-mode .sun-icon  { display: none; }

/* 4. Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    overflow: hidden;
}
.hero { min-height: 100svh; } /* для мобильных панелей */

.hero-background {
    position: absolute; inset: 0;
    z-index: -1;
    background-size: 300% 300%;
    animation: gradient-animation 15s ease infinite;
    transition: background 0.3s ease-out;
}
.hero-background::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.1), transparent 20%);
    opacity: 0;
    transition: opacity 0.3s ease-out;
}
.hero:hover .hero-background::before {
    opacity: 1;
}

body.light-mode .hero-background {
    background-image: linear-gradient(-45deg, var(--hero-bg-start-light), var(--hero-bg-end-light), var(--hero-bg-start-light));
}
body.dark-mode .hero-background {
    background-image: linear-gradient(-45deg, var(--hero-bg-start-dark), var(--hero-bg-end-dark), var(--hero-bg-start-dark));
}
body.dark-mode .hero-background::before {
    background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.05), transparent 30%);
}


.hero-content {
    display: flex; flex-direction: column; align-items: center; gap: 1rem; padding: 0 1rem;
    transition: transform 0.1s ease-out;
    will-change: transform;
}

/* Avatar: круг + кроп + свечение */
.avatar-container{
    position: relative;      /* критично для ::after */
    width: 168px;
    height: 168px;
    border-radius: 50%;
    overflow: hidden;
}
.avatar{
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 50%;
}
.avatar-container::after{
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    border: 2px solid transparent;
    animation: avatar-glow 3s ease-in-out infinite;
}
body.light-mode .avatar-container::after{
    border-color: var(--glow-color-light);
    box-shadow: 0 0 20px var(--glow-color-light);
}
body.dark-mode .avatar-container::after{
    border-color: var(--glow-color-dark);
    box-shadow: 0 0 20px var(--glow-color-dark);
}

.bot-title {
    font-size: 4rem; font-weight: 700; margin: 0;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
}
.bot-description {
    font-size: 1.2rem; max-width: 600px; line-height: 1.6;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.3);
}

/* Telegram Info */
.telegram-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
    position: relative;
}

.telegram-username {
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    transition: background-color 0.3s, box-shadow 0.3s;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}
body.light-mode .telegram-username {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
}
body.dark-mode .telegram-username {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.telegram-username:hover {
    text-decoration: underline;
}
body.light-mode .telegram-username:hover {
    background: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 15px var(--glow-color-light);
}
body.dark-mode .telegram-username:hover {
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 15px var(--glow-color-dark);
}


/* Увеличиваем, но не меняем позицию */
.qr-code-link { position: relative; display: inline-block; }
.qr-code-image {
  width: 40px; height: 40px;
  border-radius: 8px; border: 2px solid white;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  transform-origin: bottom center;          /* масштабируем вверх из нижнего края */
}

.qr-code-link:hover .qr-code-image,
.qr-code-image:hover {
  transform: scale(3.5) translateY(-12px);  /* чуть приподнимаем, но без absolute */
  z-index: 20;                               /* можно оставить для перекрытия */
  /* никаких position:absolute / left / margins */
}

.qr-code-link::before {
  content: '';
  position: absolute; inset: -10px;   /* +10px вокруг */
}


body.light-mode .qr-code-image {
    box-shadow: 0 0 10px var(--glow-color-light);
}
body.dark-mode .qr-code-image {
    box-shadow: 0 0 10px var(--glow-color-dark);
}
body.light-mode .qr-code-link:hover .qr-code-image {
    box-shadow: 0 0 30px var(--glow-color-light);
}
body.dark-mode .qr-code-link:hover .qr-code-image {
    box-shadow: 0 0 30px var(--glow-color-dark);
}


/* 5. Commands Section */
.commands-section { padding: 4rem 2rem; text-align: center; }
.section-title    { font-size: 2.5rem; margin-bottom: 2rem; }

.commands-list {
    display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap;
}
.command-card {
    padding: 1.5rem; border-radius: 15px; width: 250px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex; align-items: center; gap: 1rem;
}
body.light-mode .command-card { background: var(--card-bg-light); box-shadow: 0 8px 32px 0 rgba(31,38,135,0.1); }
body.dark-mode  .command-card { background: var(--card-bg-dark);  box-shadow: 0 8px 32px 0 rgba(0,0,0,0.2); }
.command-card:hover { transform: scale(1.05); }
body.light-mode .command-card:hover { box-shadow: 0 12px 40px 0 rgba(255,0,127,0.2); }
body.dark-mode  .command-card:hover { box-shadow: 0 12px 40px 0 rgba(0,247,255,0.2); }

.command-icon { width: 40px; height: 40px; }
.command-icon path { transition: fill 0.3s ease; }
body.light-mode .command-icon path { fill: var(--icon-fill-light); }
body.dark-mode  .command-icon path { fill: var(--icon-fill-dark); }

.command-text { text-align: left; }
.command-name { margin: 0; font-weight: 600; }
.command-description { margin: 0; font-size: 0.9rem; opacity: 0.8; }

/* 6. Footer Styles */
.main-footer { padding: 2rem; text-align: center; font-size: 0.9rem; }
body.light-mode .main-footer { background-color: var(--footer-bg-light); }
body.dark-mode  .main-footer { background-color: var(--footer-bg-dark); }
.main-footer a { color: var(--accent-color-light); text-decoration: none; }
body.dark-mode .main-footer a { color: var(--accent-color-dark); }
.main-footer a:hover { text-decoration: underline; }

/* 7. Privacy Page Styles */
.privacy-section { max-width: 800px; margin: 0 auto; padding: 8rem 2rem 4rem; }
.privacy-content h3 { font-size: 1.5rem; margin-top: 2rem; }
.privacy-content p, .privacy-content code { line-height: 1.8; }
.privacy-content code { background: rgba(128,128,128,0.2); padding: 2px 6px; border-radius: 4px; }

/* 8. Animations */
@keyframes gradient-animation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
@keyframes avatar-glow {
    0% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(1); opacity: 0.7; }
}

@keyframes float-up {
    0% {
        transform: translateY(0) translateX(0) rotate(0deg);
        opacity: 0;
    }
    25% {
        opacity: 1;
    }
    75% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(50px) rotate(360deg);
        opacity: 0;
    }
}

/* Floating Elements */
#floating-elements-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.floating-element {
    position: absolute;
    color: white;
    opacity: 0;
    animation-name: float-up;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
}
body.light-mode .floating-element {
    text-shadow: 0 0 8px var(--glow-color-light);
}
body.dark-mode .floating-element {
    text-shadow: 0 0 8px var(--glow-color-dark);
}


.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* 9. Media Queries */
@media (max-width: 768px) {
    .bot-title { font-size: 2.5rem; }
    .bot-description { font-size: 1rem; padding: 0 1rem; }
    .commands-list { flex-direction: column; align-items: center; }
    .command-card { width: 80%; max-width: 350px; }
    .main-header { padding: 1rem; }
    .privacy-section { padding: 6rem 1rem 2rem; }
}

/* Доступность: если у пользователя снижена анимация */
@media (prefers-reduced-motion: reduce) {
    .hero-background { animation: none; }
    .avatar-container::after { animation: none; }
    .command-card { transition: none; }
    .floating-element { animation: none; }
}