/**
 * MindBoard Global CSS Stylesheet
 */

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

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-app);
    color: var(--text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

/* Scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

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

/* Helper Utilities */
.hidden {
    display: none !important;
}

/* Typography & Links */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.45);
}

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

.btn-secondary {
    background: var(--bg-surface);
    border-color: var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    background: var(--bg-surface-hover);
    border-color: var(--border-hover);
}

.btn-danger {
    background: var(--status-blocked);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.45);
}

.btn-outline {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-muted);
}

.btn-outline:hover {
    border-color: var(--border-hover);
    color: var(--text-main);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
    border-radius: 8px;
}

.btn-icon {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface-glass);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.icon-btn:hover {
    color: var(--text-main);
    border-color: var(--border-hover);
    background: var(--bg-surface-hover);
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 13.5px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-muted);
}

.form-group label .required {
    color: var(--status-blocked);
}

input[type="text"],
input[type="password"],
input[type="email"],
textarea,
select {
    width: 100%;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-app);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    outline: none;
    transition: all 0.2s;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay:not(.hidden) {
    opacity: 1;
    pointer-events: auto;
}

.modal-container {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 90%;
    max-width: 540px;
    box-shadow: var(--shadow-xl);
    transform: translateY(20px);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
}

.modal-overlay:not(.hidden) .modal-container {
    transform: translateY(0);
}

.modal-sm {
    max-width: 440px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 18px;
    margin: 0;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s;
    line-height: 1;
}

.close-btn:hover {
    color: var(--text-main);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    background: var(--bg-surface-hover);
    border-top: 1px solid var(--border-color);
}

.modal-warning-text {
    color: var(--status-blocked);
    font-size: 13px;
    margin-top: 12px;
}

/* User Menu & Header Dropdown */
.user-profile-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 12px 4px 4px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface-glass);
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.2s;
}

.user-profile-btn:hover {
    background: var(--bg-surface-hover);
    border-color: var(--border-hover);
}

.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-placeholder {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 220px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    display: none;
    overflow: hidden;
}

.dropdown-menu.show {
    display: block;
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.dropdown-header {
    padding: 12px 16px;
    font-size: 12px;
    color: var(--text-muted);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 16px;
    font-size: 13.5px;
    color: var(--text-main);
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    transition: background-color 0.2s;
}

.dropdown-item:hover {
    background-color: var(--bg-surface-hover);
}

.dropdown-item.logout {
    color: var(--status-blocked);
}

.dropdown-item.logout:hover {
    background-color: rgba(239, 68, 68, 0.08);
}

.dropdown-icon {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--bg-surface);
    border-left: 4px solid var(--accent-primary);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    color: var(--text-main);
    font-size: 13.5px;
    min-width: 280px;
    max-width: 400px;
    animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.toast.toast-error {
    border-left-color: var(--status-blocked);
}

.toast.toast-success {
    border-left-color: var(--status-done);
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(12px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.toast.toast-out {
    animation: toastOut 0.3s forwards;
}

@keyframes toastOut {
    to { opacity: 0; transform: translateY(12px) scale(0.95); }
}