:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f7f7f8;
    --bg-tertiary: #ececf1;
    --bg-hover: #f0f0f0;
    --bg-surface: #ffffff;
    --text-primary: #0d0d0d;
    --text-secondary: #4b4b57;
    --text-muted: #6e6e80;
    --border: rgba(0, 0, 0, 0.1);
    --border-light: rgba(0, 0, 0, 0.08);
    --accent: #10a37f;
    --accent-hover: #0d8a6c;
    --accent-light: rgba(16, 163, 127, 0.1);
    --success: #10a37f;
    --danger: #ef4444;
    --font-main: 'Söhne', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    --radius: 16px;
    --radius-sm: 8px;
    --radius-lg: 24px;
    --radius-xl: 28px;
    --transition: 0.2s ease;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
}

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

body {
    font-family: var(--font-main);
    background: var(--bg-secondary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.bg-pattern {
    display: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent-hover);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    font-family: var(--font-main);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-xl);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: scale(1.02);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-icon:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.btn-icon.btn-danger:hover {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
}

/* Login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--bg-secondary);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: slideUp 0.4s ease;
}

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

.login-header {
    padding: 3rem 2.5rem 2rem;
    text-align: center;
}

.login-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.login-subtitle {
    margin-top: 0.75rem;
    color: var(--text-muted);
    font-size: 15px;
}

.login-body {
    padding: 0.5rem 2.5rem 2.5rem;
}

.login-footer {
    padding: 1.5rem 2.5rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    text-align: center;
}

.login-footer p {
    color: var(--text-muted);
    font-size: 13px;
}

.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.875rem;
    width: 100%;
    padding: 0.875rem 1.25rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 500;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    transition: all var(--transition);
}

.google-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border);
    transform: scale(1.01);
}

/* Header */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--border-light);
}

.user-name {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

/* Dashboard */
.dashboard {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (max-width: 900px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .dashboard {
        padding: 1.5rem;
    }
}

/* Cards */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    animation: slideUp 0.4s ease backwards;
    animation-delay: calc(var(--delay, 0) * 0.1s);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-primary);
}

.card-header h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 0.75rem;
    max-height: 520px;
    overflow-y: auto;
}

/* Events */
.events-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.event-card {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.875rem 1rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    animation: fadeIn 0.25s ease backwards;
    animation-delay: calc(var(--index, 0) * 0.03s);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.event-card:hover {
    background: var(--bg-secondary);
}

.event-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
}

.event-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
}

.event-activity {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    white-space: nowrap;
}

.event-detail {
    color: var(--text-muted);
    font-size: 13px;
    white-space: nowrap;
}

.event-detail::before {
    content: '·';
    margin-right: 0.5rem;
    color: var(--border);
}

.event-facility {
    padding: 0.25rem 0.625rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    border-radius: 100px;
    text-transform: capitalize;
    white-space: nowrap;
}

.event-emails {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.375rem;
    width: 100%;
    padding-left: 0.25rem;
}

.email-tag {
    padding: 0.25rem 0.625rem;
    background: var(--accent-light);
    color: var(--accent);
    font-size: 12px;
    font-weight: 500;
    border-radius: 100px;
}

.event-actions {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
    opacity: 0;
    transition: opacity var(--transition);
}

.event-card:hover .event-actions {
    opacity: 1;
}

/* Empty State */
.empty-state {
    padding: 4rem 2rem;
    text-align: center;
}

.empty-state svg {
    margin-bottom: 1.25rem;
    stroke: var(--text-muted);
    opacity: 0.4;
}

.empty-state p {
    font-size: 15px;
    color: var(--text-secondary);
}

.empty-hint {
    margin-top: 0.5rem;
    font-size: 14px !important;
    color: var(--text-muted) !important;
}

/* Modal */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    width: 90%;
    max-width: 480px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    opacity: 0;
    pointer-events: none;
    transition: all 0.25s ease;
    overflow: hidden;
}

.modal.open {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, -50%) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-primary);
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 15px;
    transition: all var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236e6e80' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-hint {
    display: block;
    margin-top: 0.5rem;
    font-size: 13px;
    color: var(--text-muted);
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-light);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 1rem 1.5rem;
    background: var(--text-primary);
    color: var(--bg-primary);
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2000;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-success {
    background: var(--accent);
    color: white;
}

.toast-error {
    background: var(--danger);
    color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 100px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Selection */
::selection {
    background: var(--accent);
    color: white;
}