/* ===================================
   CSS VARIABLES & DESIGN TOKENS
   =================================== */
:root {
    /* Color Palette - Premium Gradient Theme */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --success-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --danger-gradient: linear-gradient(135deg, #ee0979 0%, #ff6a00 100%);
    --neutral-gradient: linear-gradient(135deg, #434343 0%, #000000 100%);

    /* Solid Colors */
    --primary-color: #667eea;
    --primary-dark: #5568d3;
    --success-color: #11998e;
    --success-light: #e8f8f5;
    --danger-color: #ee0979;
    --danger-light: #ffe8f0;

    /* Neutral Colors */
    --bg-primary: #f8f9fe;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0f2f8;

    --text-primary: #1a1d2e;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --text-white: #ffffff;

    /* Border & Shadow */
    --border-color: #e5e7eb;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.16);

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Animation */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

/* ===================================
   RESET & BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ===================================
   MOBILE CONTAINER
   =================================== */
.mobile-container {
    max-width: 428px;
    margin: 0 auto;
    min-height: 100vh;
    background: var(--bg-primary);
    position: relative;
}

/* ===================================
   HEADER
   =================================== */
.app-header {
    background: var(--bg-secondary);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.menu-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-btn:hover {
    background: var(--bg-tertiary);
    transform: scale(1.05);
}

.menu-btn:active {
    transform: scale(0.95);
}

.app-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.header-spacer {
    width: 40px;
}

/* ===================================
   MAIN CONTENT
   =================================== */
.main-content {
    padding: var(--spacing-lg);
    padding-bottom: var(--spacing-xl);
}

/* ===================================
   INFO CARD
   =================================== */
.info-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
    animation: slideInDown 0.4s ease-out;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.info-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.avatar-container {
    flex-shrink: 0;
}

.avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    box-shadow: var(--shadow-md);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.4);
    }

    50% {
        box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
    }
}

.employee-details {
    flex: 1;
}

.field-label {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-medium);
    display: block;
    margin-bottom: 4px;
}

.employee-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: 4px;
}

.employee-code {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.employee-code span {
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
}

.date-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
}

.date-display svg {
    flex-shrink: 0;
    color: var(--primary-color);
}

.current-date {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

/* ===================================
   ATTENDANCE SECTION
   =================================== */
.attendance-section {
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.5s ease-out 0.1s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.3px;
}

.time-cards {
    display: grid;
    gap: var(--spacing-md);
}

.time-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.time-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--success-gradient);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.time-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.time-card.disabled {
    opacity: 0.6;
    pointer-events: none;
}

.time-card.disabled::before {
    background: var(--neutral-gradient);
}

.time-card.active::before {
    opacity: 1;
}

.time-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.time-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.in-icon {
    background: var(--success-light);
    color: var(--success-color);
}

.out-icon {
    background: var(--danger-light);
    color: var(--danger-color);
}

.time-card:hover .time-icon {
    transform: rotate(5deg) scale(1.05);
}

.time-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.time-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.mark-btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-white);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-family: var(--font-family);
    position: relative;
    overflow: hidden;
}

.mark-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 0.6s, height 0.6s;
}

.mark-btn:active::before {
    width: 300px;
    height: 300px;
}

.in-btn {
    background: var(--success-gradient);
    box-shadow: 0 4px 12px rgba(17, 153, 142, 0.3);
}

.in-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(17, 153, 142, 0.4);
}

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

.out-btn {
    background: var(--danger-gradient);
    box-shadow: 0 4px 12px rgba(238, 9, 121, 0.3);
}

.out-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(238, 9, 121, 0.4);
}

.out-btn:active:not(:disabled) {
    transform: translateY(0);
}

.mark-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.disabled-note {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    text-align: center;
    margin-top: var(--spacing-xs);
    font-style: italic;
}

.location-display {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    animation: slideInUp 0.3s ease-out;
}

.location-display svg {
    flex-shrink: 0;
    color: var(--primary-color);
}

.location-display span {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ===================================
   FORM SECTION
   =================================== */
.form-section {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    animation: fadeInUp 0.5s ease-out 0.2s both;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group:last-child {
    margin-bottom: 0;
}

.input-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.input-label svg {
    color: var(--primary-color);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-secondary);
    transition: all var(--transition-base);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-input[readonly] {
    background: var(--bg-tertiary);
    cursor: default;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    padding-right: 40px;
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.gps-btn {
    position: absolute;
    right: 8px;
    background: var(--primary-gradient);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-sm);
    color: var(--text-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.gps-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

.gps-btn:active {
    transform: scale(0.95);
}

.gps-btn.loading {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.input-hint {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.input-hint::before {
    content: 'ℹ';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    font-size: 10px;
    font-weight: var(--font-weight-bold);
}

/* ===================================
   STATUS MESSAGE
   =================================== */
.status-message {
    background: var(--success-gradient);
    color: var(--text-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    animation: slideInUp 0.4s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.status-message svg {
    flex-shrink: 0;
}

.status-message.error {
    background: var(--danger-gradient);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 375px) {
    .app-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .main-content {
        padding: var(--spacing-md);
    }

    .info-card,
    .form-section {
        padding: var(--spacing-md);
    }

    .avatar {
        width: 56px;
        height: 56px;
    }

    .employee-name {
        font-size: var(--font-size-base);
    }

    .time-value {
        font-size: var(--font-size-xl);
    }
}

/* ===================================
   ACCESSIBILITY
   =================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible for keyboard navigation */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}
/* ===================================
   CARD FORM SECTION
   =================================== */
.card-form-section {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
}

.form-group-compact {
    margin-bottom: var(--spacing-sm);
}

.form-group-compact:last-child {
    margin-bottom: 0;
}

.input-label-compact {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: 6px;
}

.input-label-compact svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.form-input-compact,
.form-select-compact,
.form-textarea-compact {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--bg-secondary);
    transition: all var(--transition-base);
    outline: none;
}

.form-input-compact:focus,
.form-select-compact:focus,
.form-textarea-compact:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.form-input-compact[readonly] {
    background: var(--bg-primary);
    cursor: default;
    padding-right: 36px;
}

.form-select-compact {
    cursor: pointer;
    appearance: none;
    background-image: url(\"data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E\");
    background-repeat: no-repeat;
    background-position: right var(--spacing-sm) center;
    padding-right: 32px;
}

.form-textarea-compact {
    resize: vertical;
    min-height: 60px;
}

.gps-btn-compact {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-gradient);
    border: none;
    width: 28px;
    height: 28px;
    border-radius: var(--border-radius-sm);
    color: var(--text-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.gps-btn-compact:hover {
    transform: translateY(-50%) scale(1.05);
    box-shadow: var(--shadow-md);
}

.gps-btn-compact:active {
    transform: translateY(-50%) scale(0.95);
}

.gps-btn-compact.loading {
    animation: spin 1s linear infinite;
}

/* ===================================
   CARD SUMMARY
   =================================== */
.card-summary {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--success-color);
    animation: slideInUp 0.3s ease-out;
}

.summary-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.summary-item:last-child {
    margin-bottom: 0;
}

.summary-item svg {
    flex-shrink: 0;
    color: var(--success-color);
    margin-top: 2px;
}

.summary-item span {
    flex: 1;
    line-height: 1.4;
}