/* static/css/custom.css */

/* ========================================= */
/* 1. БАЗОВЫЕ НАСТРОЙКИ И ШРИФТЫ             */
/* ========================================= */

html {
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Russo One', sans-serif;
  letter-spacing: 0.05em;
}
@font-face {
  font-family: 'Russo One';
  src: url('../fonts/RussoOne-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap; /* Улучшает производительность загрузки */
}
:root {
  --bs-primary: #f8de5a;
  --bs-primary-rgb: 248, 222, 90;
  --bs-link-color: #f8de5a;
  --bs-link-color-rgb: 248, 222, 90;
  --bs-link-hover-color: #f9e78c;
  --bs-link-hover-color-rgb: 249, 231, 140;
}

.btn-primary {
    --bs-btn-bg: var(--bs-primary);
    --bs-btn-hover-bg: #d3bc47;
    --bs-btn-border-color: var(--bs-primary);
    --bs-btn-hover-border-color: #d3bc47;
    --bs-btn-color: #121212;
    --bs-btn-hover-color: #000;
}

body {
    background-color: #1a1a1a;
    background-image: url('../images/fon_hero.png');
    background-repeat: repeat;
}

/* ========================================= */
/* 2. СТИЛИ ДЛЯ ЛЕНДИНГА                     */
/* ========================================= */

.header-separator {
    width: 100%;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
}

.hero-section {
    position: relative;
    padding: 6rem 0;
    margin-bottom: 4rem;
}

.hero-section .lead {
    color: #adb5bd;
}

.hero-section .btn-primary {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(248, 222, 90, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(248, 222, 90, 0); }
    100% { box-shadow: 0 0 0 0 rgba(248, 222, 90, 0); }
}

.glowing-hr {
    border: 0;
    height: 1px;
    background-image: linear-gradient(to right, rgba(248, 222, 90, 0), rgba(248, 222, 90, 0.75), rgba(248, 222, 90, 0));
    margin: 4rem 0;
}

.feature-icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
    background-color: rgba(248, 222, 90, 0.05);
    border: 1px solid rgba(248, 222, 90, 0.2);
    color: var(--bs-primary);
    margin-bottom: 1rem;
}

.feature-col {
    transition: transform 0.2s ease-in-out, background-color 0.2s ease-in-out;
    border-radius: 0.5rem;
    padding: 1.5rem;
}

.feature-col:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.03);
}

.comparison-card {
    background-color: rgba(40, 40, 40, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 0.5rem;
    height: 100%;
}

.comparison-card h4 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.comparison-card h4 svg {
    flex-shrink: 0;
}

.comparison-card ul {
    list-style: none;
    padding-left: 0;
}

.comparison-card li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: #adb5bd;
}

.comparison-card li svg {
    flex-shrink: 0;
    margin-top: 5px;
}

.comparison-card--bad h4 {
    color: #dc3545;
}
.comparison-card--bad li svg {
    color: #dc3545;
}

.comparison-card--good {
    border-color: rgba(248, 222, 90, 0.3);
}
.comparison-card--good h4 {
    color: var(--bs-primary);
}
.comparison-card--good li svg {
    color: #198754;
}

.voice-card { background-color: rgba(40, 40, 40, 0.5); border: 1px solid rgba(255, 255, 255, 0.1); transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out; }
.voice-card:hover { transform: translateY(-5px); box-shadow: 0 5px 15px rgba(248, 222, 90, 0.1); }

.play-preview-btn { background: transparent; border: 2px solid var(--bs-primary); color: var(--bs-primary); width: 60px; height: 60px; border-radius: 50%; font-size: 1.5rem; transition: background-color 0.2s, color 0.2s; display: flex; align-items: center; justify-content: center; }
.play-preview-btn:hover { background-color: var(--bs-primary); color: #121212; }
.play-preview-btn .pause-icon { display: none; }
.play-preview-btn .play-icon { display: inline-block; }
.play-preview-btn.is-playing .pause-icon { display: inline-block; }
.play-preview-btn.is-playing .play-icon { display: none; }

.tariff-card {
    background-color: rgba(40, 40, 40, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    padding: 1.5rem;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.tariff-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(248, 222, 90, 0.1);
}

.accordion-item { background-color: transparent; border: 1px solid rgba(255, 255, 255, 0.1); }
.accordion-button { background-color: rgba(40, 40, 40, 0.5); color: #fff; }
.accordion-button:not(.collapsed) { color: #121212; background-color: var(--bs-primary); box-shadow: none; }
.accordion-button:focus { box-shadow: 0 0 0 0.25rem rgba(248, 222, 90, 0.25); }
.accordion-button::after { --bs-accordion-btn-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23f8de5a'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e"); }
.accordion-button:not(.collapsed)::after { --bs-accordion-btn-active-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23000'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e"); }

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

.cta-card {
    background: radial-gradient(circle, rgba(40, 40, 40, 0.8) 0%, rgba(25, 25, 25, 0.9) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: box-shadow 0.3s ease-in-out;
}

.cta-card:hover {
    box-shadow: 0 0 25px rgba(248, 222, 90, 0.1);
}

.cta-graphic {
    color: var(--bs-primary);
    opacity: 0.5;
}

.btn-cta .bi {
    transition: transform 0.2s ease-in-out;
}

.btn-cta:hover .bi {
    transform: translateX(5px);
}

.login-card {
    position: relative;
    overflow: hidden;
    background-color: rgba(40, 40, 40, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2.5rem 3rem;
    border-radius: 0.75rem;
    max-width: 500px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.login-card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23f8de5a'%3E%3Cpath d='M16 8A8 8 0 1 1 0 8a8 8 0 0 1 16 0zM8.287 5.906c-.778.324-2.334.994-4.666 2.01-.378.15-.577.298-.595.442-.03.243.275.339.69.47l.175.055c.408.133.958.288 1.243.294.26.006.549-.1.868-.32 2.179-1.471 3.304-2.214 3.374-2.23.05-.012.12-.026.166.016.047.041.042.12.037.141-.03.129-1.227 1.241-1.846 1.817-.193.18-.33.307-.358.336a8.154 8.154 0 0 1-.188.186c-.38.366-.664.64.015 1.088.327.216.589.393.85.571.284.194.568.387.936.629.093.06.183.125.27.187.331.226.63.42.996.613a1.68 1.68 0 0 0 .624.342.82.82 0 0 0 .896-.061c.298-.192.568-.425.774-.682.206-.257.408-.551.593-.847.226-.36.418-.78.563-1.265l.003-.01c.145-.498.275-1.18.275-1.18s.012-.524-.214-.724c-.226-.2-.557-.168-.616-.148l-2.5.93a1.18 1.18 0 0 1-.622.193c-.12.007-.245-.012-.368-.044l-1.03- .315c-.42-.128-.73-.24-.82-.26-.1-.02-.282-.078-.282-.143s.01-.102.145-.22l.35-.349.023-.023c.143-.142.273-.272.37-.364.616-.573 1.9-1.724 2.1-1.895.275-.23.51-.4.51-.4s.042-.022.012-.057c-.03-.035-.08-.052-.13-.052-.06-.004-.1-.002-.15.015z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    opacity: 0.05;
    z-index: -1;
}

.login-card .brand-logo {
    font-family: 'Russo One', sans-serif;
    font-size: 1.75rem;
    color: var(--bs-primary);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
}

.login-card .btn-primary {
    animation: pulse 2s infinite;
}

.hero-image {
    max-width: 90%;
    height: auto;
    filter: none;
}

.hero-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in-section.is-visible .hero-item {
    opacity: 1;
    transform: translateY(0);
}
.fade-in-section.is-visible .hero-item:nth-child(1) { transition-delay: 0.1s; }
.fade-in-section.is-visible .hero-item:nth-child(2) { transition-delay: 0.2s; }
.fade-in-section.is-visible .hero-item:nth-child(3) { transition-delay: 0.3s; }

@media (max-width: 991.98px) {
    .hero-section {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }
    .hero-section h1 {
        font-size: 2.5rem;
    }
}

/* --- ИЗМЕНЕНИЕ ЗДЕСЬ: Новый стиль для главной кнопки --- */
.btn-hero-cta {
    padding-top: 0.8rem;
    padding-bottom: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}


/* ========================================= */
/* 3. ЭФФЕКТ СВЕТЯЩЕЙСЯ КНОПКИ (V3 - Yellow) */
/* ========================================= */

.glowing-btn {
  position: relative;
  display: inline-block;
  padding: 2px; /* Зазор для рамки чуть побольше для заметности */
  border-radius: 999px;
  text-decoration: none;
  overflow: hidden; /* Скрываем блик, выходящий за края */
}

/* Дочерний <span>, который является "телом" кнопки */
.glowing-btn span {
  display: block;
  padding: 0.8rem 1.8rem;
  border-radius: 999px;
  /* --- ГЛАВНОЕ ИЗМЕНЕНИЕ: Желтый фон и темный текст --- */
  background-color: var(--bs-primary);
  color: #121212;
  /* -------------------------------------------------- */
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 2; /* Текст и фон должны быть над анимацией */
  transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out;
}

/* Сам блик, который создает эффект переливающейся рамки */
.glowing-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 150px; /* Ширина градиента */
  height: 100%;
  /* Более яркий градиент для лучшей видимости на желтом фоне */
  background: linear-gradient(90deg, transparent, #fff, #A3DAFB, #f78383, #fff, transparent);
  z-index: 1; /* Анимация находится под телом кнопки, но видна в зазоре padding */
  animation: move-glow 3s linear infinite;
  filter: blur(1px); /* Слегка размываем для мягкости */
}

/* При наведении делаем фон чуть темнее, чтобы блик был еще заметнее */
.glowing-btn:hover span {
    background-color: #d3bc47; /* Более темный желтый */
    color: #000;
}

/* Анимация движения блика */
@keyframes move-glow {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(400%); /* Увеличим дистанцию для плавности на широкой кнопке */
  }
}

/* ========================================= */
/* 4. HOVER-ЭФФЕКТ ДЛЯ КНОПКИ              */
/* ========================================= */

.glowing-btn:hover::before {
  animation-duration: 1.5s; /* Ускоряем анимацию при наведении */
  filter: brightness(1.5) blur(2px); /* Делаем ее ярче */
}