/* static/css/pomodoro.css */
:root {
    --primary-color: #4e73df;
    --secondary-color: #6f42c1;
    --accent-color: #36b9cc;
    --success-color: #1cc88a;
    --warning-color: #f6c23e;
    --danger-color: #e74a3b;
    --light-color: #f8f9fc;
    --dark-color: #5a5c69;
    --gray-color: #858796;
    --background-color: #ffffff;
    --text-color: #333333;
    --card-background: #f8f9fc;
    --button-color: #4e73df;
    --button-hover-color: #3a56c4;
    --progress-color: #1cc88a;
}

/* 深色模式变量 */
.dark-mode {
    --background-color: #212529;
    --text-color: #eaf2f8;
    --card-background: #2c3238;
    --button-color: #5a6268;
    --button-hover-color: #444a50;
    --progress-color: #66fcf1;
}

/* 渐变模式变量 */
.gradient-mode {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4edf9 100%);
}

.gradient-mode .container {
    background: white;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: var(--background-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 1300px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    padding: 30px;
    transition: all 0.3s ease;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

header h1 {
    display: flex;
    align-items: center;
    color: var(--primary-color);
}

header h1 i {
    margin-right: 10px;
}

.mode-toggle {
    display: flex;
    gap: 10px;
}

.mode-toggle button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: var(--card-background);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.mode-toggle button.active {
    background: var(--primary-color);
    color: white;
}

.timer-container {
    text-align: center;
    margin-bottom: 30px;
}

.timer-display {
    font-size: 20rem; /* 增大字体尺寸 */
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.timer-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.timer-controls button {
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    background: var(--button-color);
    color: white;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.timer-controls button:hover {
    background: var(--button-hover-color);
}

.timer-controls button:disabled {
    background: #cccccc;
    cursor: not-allowed;
}

.timer-settings {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.setting {
    display: flex;
    align-items: center;
    gap: 10px;
}

.setting label {
    flex: 1;
    font-weight: 500;
}

.setting input {
    flex: 2;
}

.setting span {
    flex: 1;
    text-align: right;
    font-weight: 500;
    color: var(--primary-color);
}

.progress-container {
    margin-bottom: 30px;
}

.progress-bar {
    height: 10px;
    background: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 10px;
}

#progress {
    height: 100%;
    background: var(--progress-color);
    width: 0%;
    transition: width 0.1s linear;
}

.progress-info {
    text-align: center;
    color: var(--gray-color);
    font-size: 0.9rem;
}

.statistics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.stat {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--card-background);
    padding: 15px;
    border-radius: 10px;
}

.stat i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.stat-info span {
    display: block;
    color: var(--gray-color);
    font-size: 0.9rem;
}

.stat-info h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--gray-color);
}

/* 全屏模式 */
body.fullscreen {
    overflow: hidden;
}

body.fullscreen .container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 0;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

body.fullscreen header {
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    padding: 0 40px;
    margin-bottom: 0;
    padding-bottom: 10px;
}

body.fullscreen .timer-display {
    font-size: 8rem; /* 全屏模式下进一步增大字体 */
    margin-bottom: 30px;
}

body.fullscreen .timer-controls {
    margin-bottom: 40px;
}

body.fullscreen .timer-settings {
    position: absolute;
    bottom: 200px;
    left: 40px;
    right: 40px;
}

body.fullscreen .progress-container {
    position: absolute;
    bottom: 100px;
    left: 40px;
    right: 40px;
}

body.fullscreen .statistics {
    position: absolute;
    top: 150px;
    right: 40px;
    width: 300px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 20px;
    }

    .timer-display {
        font-size: 4rem;
    }

    .timer-controls button {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .statistics {
        grid-template-columns: 1fr;
    }

    body.fullscreen {
        padding: 20px;
    }

    body.fullscreen .timer-display {
        font-size: 6rem;
    }
}
body.fullscreen {
    overflow: hidden;
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

body.fullscreen .container {
    position: relative;
    width: 100%;
    height: 100vh;
    border-radius: 0;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

body.fullscreen header {
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: flex-end;
    padding: 0 40px;
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

body.fullscreen .timer-display {
    font-size: 25vw; /* 全屏模式下进一步增大字体，使用视口宽度的百分比 */
    margin-bottom: 40px;
}

body.fullscreen .timer-controls {
    margin-bottom: 40px;
}

body.fullscreen .timer-settings {
    position: absolute;
    bottom: 200px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 0 20px;
}

body.fullscreen .progress-container {
    position: absolute;
    bottom: 100px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
}

body.fullscreen .statistics {
    position: absolute;
    top: 20px;
    left: 0;
    display: flex;
    gap: 20px;
    padding: 0 20px;
}