/* Песочные Часы - Стили */

:root {
    --hourglass-size: 200px;
    --animation-duration: 1.5s;
}

/* Цветовые темы */
.hourglass-container[data-theme="amber"] {
    --primary-color: #D97706;
    --secondary-color: #F59E0B;
    --sand-color: #FCD34D;
    --glass-color: #92400E;
    --bg-gradient: linear-gradient(135deg, #FEF3C7 0%, #FDE68A 100%);
}

.hourglass-container[data-theme="ocean"] {
    --primary-color: #0891B2;
    --secondary-color: #06B6D4;
    --sand-color: #67E8F9;
    --glass-color: #164E63;
    --bg-gradient: linear-gradient(135deg, #CFFAFE 0%, #A5F3FC 100%);
}

.hourglass-container[data-theme="sunset"] {
    --primary-color: #DC2626;
    --secondary-color: #F97316;
    --sand-color: #FCA5A5;
    --glass-color: #7F1D1D;
    --bg-gradient: linear-gradient(135deg, #FEE2E2 0%, #FED7AA 100%);
}

.hourglass-container[data-theme="forest"] {
    --primary-color: #059669;
    --secondary-color: #10B981;
    --sand-color: #6EE7B7;
    --glass-color: #064E3B;
    --bg-gradient: linear-gradient(135deg, #D1FAE5 0%, #A7F3D0 100%);
}

.hourglass-container[data-theme="monochrome"] {
    --primary-color: #374151;
    --secondary-color: #6B7280;
    --sand-color: #9CA3AF;
    --glass-color: #1F2937;
    --bg-gradient: linear-gradient(135deg, #F3F4F6 0%, #E5E7EB 100%);
}

/* Основной контейнер */
.hourglass-container {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    padding: 30px 0px;
    background: var(--bg-gradient);
    border-radius: 24px;
    box-shadow: 
        0 20px 60px -15px rgba(0, 0, 0, 0.15),
        0 10px 30px -10px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    position: relative;
    overflow: hidden;
}

.hourglass-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: shimmer 8s infinite linear;
    pointer-events: none;
}

@keyframes shimmer {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Обертка для песочных часов */
.hourglass-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

/* SVG песочных часов */
.hourglass-svg {
    width: var(--hourglass-size);
    height: calc(var(--hourglass-size) * 1.4);
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.1));
    color: var(--glass-color);
}

/* Стеклянные части */
.hourglass-glass {
    stroke: var(--glass-color);
    fill: rgba(255, 255, 255, 0.05);
    stroke-linejoin: round;
    stroke-linecap: round;
    transition: all 0.3s ease;
}

/* Песок */
.hourglass-sand {
    fill: var(--sand-color);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.hourglass-sand-top {
    opacity: 1;
    transform-origin: 100px 80px;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.hourglass-sand-bottom {
    opacity: 0.3;
    transform-origin: 100px 200px;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

/* Поток песка */
.hourglass-stream {
    stroke: var(--sand-color);
    opacity: 0;
    animation: stream 1s infinite ease-in-out;
}

@keyframes stream {
    0%, 100% { opacity: 0; }
    50% { opacity: 0.8; }
}

/* Рамки */
.hourglass-frame {
    fill: var(--primary-color);
    stroke: var(--glass-color);
    stroke-width: 1;
}

/* Анимация вращения часов */
.hourglass-container.flipping .hourglass-svg {
    animation: flip 1s ease-in-out;
}

@keyframes flip {
    0% { transform: rotateZ(0deg); }
    50% { transform: rotateZ(180deg) scale(0.9); }
    100% { transform: rotateZ(180deg); }
}

/* Анимация работающего таймера */
.hourglass-container.running .hourglass-stream {
    opacity: 1;
}

.hourglass-container.running .hourglass-sand-top {
    animation: sand-decrease var(--animation-duration) linear;
}

.hourglass-container.running .hourglass-sand-bottom {
    animation: sand-increase var(--animation-duration) linear;
}

@keyframes sand-decrease {
    from { 
        opacity: 1;
        transform: scaleY(1);
    }
    to { 
        opacity: 0.3;
        transform: scaleY(0.2);
    }
}

@keyframes sand-increase {
    from { 
        opacity: 0.3;
        transform: scaleY(0.2);
    }
    to { 
        opacity: 1;
        transform: scaleY(1);
    }
}

/* Таймер */
.hourglass-timer {
    font-family: 'Courier New', monospace;
    font-size: 28px;
    font-weight: bold;
    color: var(--glass-color);
    text-align: center;
    letter-spacing: 3px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.timer-display {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Кнопки управления */
.hourglass-controls {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.hourglass-btn {
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hourglass-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.hourglass-btn:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 
        0 6px 16px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.hourglass-btn:hover::before {
    width: 100%;
    height: 100%;
}

.hourglass-btn:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.hourglass-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.hourglass-btn:disabled:hover {
    transform: none;
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* Скрытие кнопок в зависимости от состояния */
.hourglass-container:not(.running) .hourglass-pause {
    display: none;
}

.hourglass-container.running .hourglass-start {
    display: none;
}

/* Адаптивность */
@media (max-width: 480px) {
    .hourglass-container {
        max-width: 250px;
        padding: 20px 15px;
    }
    
    :root {
        --hourglass-size: 160px;
    }
    
    .hourglass-timer {
        font-size: 24px;
    }
    
    .hourglass-btn {
        width: 42px;
        height: 42px;
        font-size: 16px;
    }
}

/* Анимация при завершении */
.hourglass-container.completed {
    animation: pulse-complete 0.6s ease-in-out;
}

@keyframes pulse-complete {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Дополнительные эффекты */
.hourglass-svg {
    animation: gentle-float 4s ease-in-out infinite;
}

@keyframes gentle-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.hourglass-container.running .hourglass-svg {
    animation: none;
}