/* VoiceMemo2Mail - Main Styles */

:root {
    --primary: #cd90b7;
    --primary-light: #dbabc9;
    --primary-dark: #b876a0;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --bg-primary: #f3f4f6;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #000000;
        --bg-secondary: #1C1C1E;
        --bg-tertiary: #2C2C2E;
        --text-primary: #FFFFFF;
        --text-secondary: #8E8E93;
        --text-tertiary: #48484A;
        --border: #48484A;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    /* height: 100vh; スマホでスクロールできない問題を修正 */
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    padding-top: 35px !important;
    padding-bottom: 80px; /* ボトムナビゲーション分のスペース確保 */
}

/* Main container */
.main-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    min-height: calc(100vh - 76px);
}

/* Buttons */
.button {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.button:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.button:active {
    transform: translateY(0);
}

.button.secondary {
    background: var(--gray-100);
    color: var(--gray-700);
}

.button.secondary:hover {
    background: var(--gray-200);
}

.button.danger {
    background: var(--danger);
}

.button.danger:hover {
    background: #dc2626;
}

/* Small buttons */
.button.small {
    padding: 8px 16px;
    font-size: 14px;
    border-radius: 6px;
}

/* Form elements */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--gray-700);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
}

.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 16px;
    min-height: 120px;
    resize: vertical;
    transition: border-color 0.2s ease;
}

.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 16px;
    background: white;
    transition: border-color 0.2s ease;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary);
}

/* Navigation button */
.nav-button {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--gray-600);
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.nav-button:hover {
    background: var(--gray-100);
}

/* Alerts */
.alert {
    margin: 16px 0;
    padding: 16px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    display: none;
}

.alert.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert.warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

/* Icons */
.icon-mic {
    display: inline-block;
}

.icon-mic svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

/* Text */
.text-center {
    text-align: center;
}

/* Margins */
.mb-4 {
    margin-bottom: 16px;
}

.mb-8 {
    margin-bottom: 32px;
}

/* Animations */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 480px) {
    .main-container {
        padding: 16px;
    }
}