:root {
    --background-color: linear-gradient(to bottom, #BFE6D2, #78CFA9);
    --background-image: url('/static/images/Pic3.png');
    --text-color: #1F4736;
    --card-background: rgba(255, 255, 255, 0.92);
    --container-background: rgba(255, 255, 255, 0.92);
    --nav-background: #4F9F7C;
    --nav-text-color: white;
    --button-background: linear-gradient(to right, #78CFA9, #5FBF98);
    --button-hover-background: linear-gradient(to right, #5FBF98, #3F8F6C);
    --primary-color: #5FBF98;
    --secondary-color: #78CFA9;
    --accent-color: #BFE6D2;
    --button-gradient-start: #78CFA9;
    --button-gradient-end: #5FBF98;
    --button-hover-gradient-start: #5FBF98;
    --button-hover-gradient-end: #3F8F6C;
    --modal-background: rgba(0, 0, 0, 0.5);
    --info-background: rgba(95, 191, 152, 0.1);
    --info-border: #5FBF98;
    --search-border: #5FBF98;
    --search-focus: #3F8F6C;
    --heading-shadow: rgba(95, 191, 152, 0.3);
    --section-title-color: #4F9F7C;
}

/* Тёмная тема */
html.dark-theme {
    --background-color: linear-gradient(to bottom, #2F5A47, #1F3F33);
    --background-image: url('/static/images/Pic3.png');
    --text-color: #EAF7F0;
    --card-background: rgba(31, 63, 51, 0.95);
    --container-background: rgba(31, 63, 51, 0.95);
    --nav-background: #1F3F33;
    --nav-text-color: #EAF7F0;
    --button-background: linear-gradient(to right, #4E8C6F, #3A6F57);
    --button-hover-background: linear-gradient(to right, #3A6F57, #2B4F3F);
    --primary-color: #6FBF97;
    --secondary-color: #4E8C6F;
    --accent-color: #2F5A47;
    --button-gradient-start: #4E8C6F;
    --button-gradient-end: #3A6F57;
    --button-hover-gradient-start: #3A6F57;
    --button-hover-gradient-end: #2B4F3F;
    --modal-background: rgba(0, 0, 0, 0.85);
    --info-background: rgba(79, 159, 124, 0.2);
    --info-border: #6FBF97;
    --search-border: #4E8C6F;
    --search-focus: #6FBF97;
    --heading-shadow: rgba(111, 191, 151, 0.3);
    --section-title-color: #6FBF97;
}

body {
    background: var(--background-color);
    background-image: var(--background-image);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    font-family: 'Segoe UI', sans-serif;
    color: var(--text-color);
    margin: 0;
    padding: 0;
    text-align: center;
    transition: background 0.5s ease;
    min-height: 100vh;
}

.container {
    max-width: 1000px;
    margin: 90px auto 60px auto;
    background: var(--container-background);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    animation: fadeIn 1s ease-in-out;
    backdrop-filter: blur(2px);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* УМЕНЬШЕННЫЙ РАЗМЕР ЗАГОЛОВКА h1 */
h1 {
    color: var(--primary-color);
    font-size: 34px;  /* было 42px */
    font-family: 'Great Vibes', cursive;
    margin-bottom: 25px;
    letter-spacing: 1px;
    font-weight: normal;
    text-shadow: 2px 2px 10px var(--heading-shadow);
}

.section {
    margin-top: 30px;
    transition: all 0.3s ease;
}

.section.hidden {
    display: none;
}

/* УМЕНЬШЕННЫЙ РАЗМЕР ЗАГОЛОВКА СЕКЦИИ */
.section-title {
    color: var(--section-title-color);
    font-size: 26px;  /* было 32px */
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
    font-family: 'Great Vibes', cursive;
    font-weight: normal;
}

.filter-buttons {
    margin: 25px 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.filter-btn {
    display: inline-block;
    background: linear-gradient(to right, var(--button-gradient-start), var(--button-gradient-end));
    color: white;
    padding: 10px 22px;
    font-size: 15px;
    text-decoration: none;
    border-radius: 10px;
    font-weight: bold;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.15);
}

.filter-btn:hover {
    background: linear-gradient(to right, var(--button-hover-gradient-start), var(--button-hover-gradient-end));
    transform: translateY(-2px);
    box-shadow: 0px 6px 18px rgba(0, 0, 0, 0.2);
}

.filter-btn:active {
    transform: translateY(0);
}

.movement {
    margin-bottom: 30px;
    padding: 20px;
    text-align: center;
    background: var(--card-background);
    border-radius: 15px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.movement:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.visible {
    opacity: 1;
    transform: translateY(0);
}

.movement h2 {
    color: var(--primary-color);
    font-size: 22px;  /* было 28px */
    margin-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
    padding-bottom: 5px;
}

.movement p {
    font-size: 15px;  /* было 18px */
    line-height: 1.6;  /* было 1.8 */
    margin-bottom: 15px;
    color: var(--text-color);
    text-align: left;
}

.movement img {
    width: 100%;
    max-width: 700px;
    height: auto;
    border-radius: 12px;
    margin: 15px auto;  /* было 20px */
    display: block;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
    border: 2px solid var(--primary-color);
}

.movement img:hover {
    transform: scale(1.02);
}

.search-container {
    margin: 25px 0;
    position: relative;
}

.search-input {
    width: 80%;
    max-width: 500px;
    padding: 10px 20px;  /* было 12px */
    border: 2px solid var(--search-border);
    border-radius: 25px;
    font-size: 15px;  /* было 16px */
    text-align: center;
    background: var(--card-background);
    color: var(--text-color);
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--search-focus);
    box-shadow: 0px 4px 15px var(--heading-shadow);
}

.search-input::placeholder {
    color: var(--text-color);
    opacity: 0.6;
}

.search-info {
    margin-top: 8px;
    font-size: 13px;  /* было 14px */
    text-align: center;
    animation: fadeIn 0.3s ease;
}

.movement-info {
    background: var(--info-background);
    border-left: 4px solid var(--info-border);
    padding: 16px 22px;  /* было 20px 25px */
    font-size: 14px;  /* было 16px */
    color: var(--text-color);
    line-height: 1.5;
    margin: 25px 0;
    border-radius: 10px;
    text-align: left;
}

.movement-info p {
    margin: 0;
    font-style: italic;
}

.btn1 {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(to right, var(--button-gradient-start), var(--button-gradient-end));
    color: white;
    padding: 8px 14px;
    font-size: 14px;  /* было 15px */
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    box-shadow: 0px 6px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    border: none;
}

.btn1:hover {
    background: linear-gradient(to right, var(--button-hover-gradient-start), var(--button-hover-gradient-end));
    transform: translateY(-3px);
    box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.2);
}

.welcome-message {
    text-align: center;
    padding: 40px 35px;  /* было 60px 40px */
    background: var(--card-background);
    border-radius: 20px;
    margin: 35px 0;
    animation: fadeIn 0.5s ease;
    border: 2px dashed var(--primary-color);
}

.welcome-message i {
    font-size: 48px;  /* было 64px */
    color: var(--primary-color);
    margin-bottom: 15px;
}

.welcome-message h3 {
    font-size: 24px;  /* было 28px */
    color: var(--primary-color);
    margin-bottom: 12px;
    font-family: 'Great Vibes', cursive;
    font-weight: normal;
}

.welcome-message p {
    font-size: 15px;  /* было 18px */
    color: var(--text-color);
    margin: 8px 0;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .container {
        margin: 80px 20px 40px 20px;
        padding: 25px;
    }

    h1 {
        font-size: 28px;  /* было 32px */
    }

    .section-title {
        font-size: 22px;
    }

    .movement h2 {
        font-size: 20px;
    }

    .movement p {
        font-size: 14px;
    }

    .filter-btn {
        padding: 8px 18px;
        font-size: 13px;
    }

    .welcome-message {
        padding: 30px 25px;
    }

    .welcome-message i {
        font-size: 40px;
    }

    .welcome-message h3 {
        font-size: 22px;
    }

    .welcome-message p {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .container {
        margin: 70px 15px 30px 15px;
        padding: 18px;
    }

    h1 {
        font-size: 24px;
    }

    .section-title {
        font-size: 20px;
    }

    .movement h2 {
        font-size: 18px;
    }

    .movement p {
        font-size: 13px;
    }

    .movement {
        padding: 12px;
    }

    .filter-btn {
        padding: 6px 14px;
        font-size: 12px;
    }

    .search-input {
        width: 90%;
        padding: 8px 12px;
        font-size: 13px;
    }

    .welcome-message {
        padding: 25px 18px;
    }

    .welcome-message i {
        font-size: 32px;
    }

    .welcome-message h3 {
        font-size: 18px;
    }

    .welcome-message p {
        font-size: 13px;
    }
}