/**
 * Sky Membership - Styles
 * 
 * Modal, form, button styles
 *
 * @package SkyComment
 * @since 3.0.0
 */

/* =========================================================================
   CSS Variables
   ========================================================================= */
:root {
    --sky-primary: #3b82f6;
    --sky-primary-hover: #2563eb;
    --sky-secondary: #64748b;
    --sky-success: #22c55e;
    --sky-danger: #ef4444;
    --sky-warning: #f59e0b;
    --sky-bg: #ffffff;
    --sky-bg-secondary: #f8fafc;
    --sky-border: #e2e8f0;
    --sky-text: #1e293b;
    --sky-text-secondary: #64748b;
    --sky-radius: 12px;
    --sky-radius-sm: 8px;
    --sky-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --sky-transition: 0.2s ease;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --sky-bg: #1e293b;
        --sky-bg-secondary: #334155;
        --sky-border: #475569;
        --sky-text: #f1f5f9;
        --sky-text-secondary: #94a3b8;
    }
}

/* =========================================================================
   Modal Base
   ========================================================================= */
.sky-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.sky-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    animation: skyFadeIn 0.2s ease;
}

.sky-modal-container {
    position: relative;
    width: 100%;
    max-width: 420px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--sky-bg);
    border-radius: var(--sky-radius);
    box-shadow: var(--sky-shadow);
    animation: skySlideUp 0.3s ease;
    padding: 2rem;
}

.sky-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    color: var(--sky-text-secondary);
    cursor: pointer;
    transition: var(--sky-transition);
}

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

/* =========================================================================
   Animations
   ========================================================================= */
@keyframes skyFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes skySlideUp {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes skySpin {
    to { transform: rotate(360deg); }
}

/* =========================================================================
   Tabs
   ========================================================================= */
.sky-auth-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding: 4px;
    background: var(--sky-bg-secondary);
    border-radius: var(--sky-radius-sm);
}

.sky-auth-tab {
    flex: 1;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--sky-text-secondary);
    cursor: pointer;
    transition: var(--sky-transition);
}

.sky-auth-tab:hover {
    color: var(--sky-text);
}

.sky-auth-tab.active {
    background: var(--sky-bg);
    color: var(--sky-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* =========================================================================
   Forms
   ========================================================================= */
.sky-auth-form {
    display: none;
}

.sky-auth-form.active {
    display: block;
    animation: skyFadeIn 0.2s ease;
}

.sky-form-group {
    margin-bottom: 1.25rem;
}

.sky-form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--sky-text);
}

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

.sky-input-icon {
    position: absolute;
    left: 12px;
    color: var(--sky-text-secondary);
    pointer-events: none;
}

.sky-input-wrapper input {
    width: 100%;
    padding: 0.75rem 0.75rem 0.75rem 2.75rem;
    background: var(--sky-bg);
    border: 1px solid var(--sky-border);
    border-radius: var(--sky-radius-sm);
    font-size: 0.95rem;
    color: var(--sky-text);
    transition: var(--sky-transition);
}

.sky-input-wrapper input:focus {
    outline: none;
    border-color: var(--sky-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.sky-input-wrapper input::placeholder {
    color: var(--sky-text-secondary);
}

.sky-input-wrapper input.sky-input-error {
    border-color: var(--sky-danger);
}

.sky-input-hint {
    display: block;
    margin-top: 0.375rem;
    font-size: 0.75rem;
    color: var(--sky-text-secondary);
}

/* Password toggle */
.sky-password-toggle {
    position: absolute;
    right: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--sky-text-secondary);
    cursor: pointer;
    transition: var(--sky-transition);
}

.sky-password-toggle:hover {
    background: var(--sky-bg-secondary);
    color: var(--sky-text);
}

/* =========================================================================
   Password Strength
   ========================================================================= */
.sky-password-strength {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.sky-strength-bar {
    flex: 1;
    height: 4px;
    background: var(--sky-border);
    border-radius: 2px;
    overflow: hidden;
}

.sky-strength-bar span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--sky-danger);
    border-radius: 2px;
    transition: width 0.3s ease, background-color 0.3s ease;
}

.sky-strength-text {
    font-size: 0.75rem;
    font-weight: 500;
    min-width: 70px;
    text-align: right;
}

/* =========================================================================
   Form Options (Remember me, Forgot password)
   ========================================================================= */
.sky-form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
}

.sky-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: var(--sky-text);
}

.sky-checkbox input {
    width: 16px;
    height: 16px;
    accent-color: var(--sky-primary);
}

.sky-forgot-password {
    color: var(--sky-primary);
    text-decoration: none;
    transition: var(--sky-transition);
}

.sky-forgot-password:hover {
    text-decoration: underline;
}

/* =========================================================================
   Buttons
   ========================================================================= */
.sky-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: var(--sky-radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--sky-transition);
}

.sky-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.sky-btn-primary {
    background: var(--sky-primary);
    color: #fff;
}

.sky-btn-primary:hover:not(:disabled) {
    background: var(--sky-primary-hover);
}

.sky-btn-block {
    width: 100%;
}

.sky-btn-loader {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sky-spinner {
    animation: skySpin 0.8s linear infinite;
}

/* =========================================================================
   Messages
   ========================================================================= */
.sky-form-error,
.sky-form-success {
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    border-radius: var(--sky-radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
}

.sky-form-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--sky-danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.sky-form-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--sky-success);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

/* =========================================================================
   Footer
   ========================================================================= */
.sky-auth-footer {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--sky-border);
    text-align: center;
    font-size: 0.875rem;
    color: var(--sky-text-secondary);
}

.sky-auth-footer a {
    color: var(--sky-primary);
    text-decoration: none;
    font-weight: 500;
}

.sky-auth-footer a:hover {
    text-decoration: underline;
}

/* =========================================================================
   Forgot Password Form
   ========================================================================= */
.sky-forgot-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.sky-back-to-login {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--sky-text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--sky-transition);
}

.sky-back-to-login:hover {
    color: var(--sky-text);
}

.sky-forgot-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--sky-text);
}

.sky-forgot-desc {
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: var(--sky-text-secondary);
    line-height: 1.5;
}

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 480px) {
    .sky-modal-container {
        padding: 1.5rem;
        margin: 0.5rem;
        max-height: 95vh;
    }

    .sky-auth-tabs {
        flex-direction: column;
    }

    .sky-form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
}

/* =========================================================================
   Login Trigger Button (for use anywhere)
   ========================================================================= */
.sky-login-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--sky-primary);
    color: #fff;
    border: none;
    border-radius: var(--sky-radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--sky-transition);
}

.sky-login-trigger:hover {
    background: var(--sky-primary-hover);
}

/* =========================================================================
   Profile Page
   ========================================================================= */
.sky-profile {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.sky-profile-error {
    padding: 1rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--sky-radius-sm);
    color: var(--sky-danger);
    text-align: center;
}

.sky-profile-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--sky-bg);
    border-radius: var(--sky-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

.sky-profile-avatar-wrapper {
    position: relative;
    flex-shrink: 0;
}

.sky-profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--sky-bg-secondary);
}

.sky-avatar-edit {
    position: absolute;
    bottom: 4px;
    right: 4px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sky-primary);
    color: #fff;
    border: 2px solid var(--sky-bg);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--sky-transition);
}

.sky-avatar-edit:hover {
    background: var(--sky-primary-hover);
    transform: scale(1.1);
}

.sky-profile-info {
    flex: 1;
    min-width: 200px;
}

.sky-profile-name {
    margin: 0 0 0.25rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--sky-text);
}

.sky-profile-username {
    margin: 0 0 0.75rem;
    font-size: 0.95rem;
    color: var(--sky-text-secondary);
}

.sky-badge-premium {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 100px;
    margin-bottom: 0.75rem;
}

.sky-profile-joined {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    font-size: 0.875rem;
    color: var(--sky-text-secondary);
}

.sky-profile-edit-btn {
    margin-left: auto;
}

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

.sky-btn-secondary:hover:not(:disabled) {
    background: var(--sky-border);
}

/* Profile Sections */
.sky-profile-section {
    padding: 1.5rem;
    background: var(--sky-bg);
    border-radius: var(--sky-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

.sky-section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1.25rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--sky-text);
}

/* Badges Grid */
.sky-badges-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.sky-badge-card {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--sky-bg-secondary);
    border-radius: var(--sky-radius-sm);
    font-size: 0.875rem;
    color: var(--sky-text);
}

.sky-badge-icon {
    font-size: 1.25rem;
}

/* Stats Grid */
.sky-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.sky-stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.25rem;
    background: var(--sky-bg-secondary);
    border-radius: var(--sky-radius-sm);
    text-align: center;
}

.sky-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--sky-text);
    line-height: 1;
}

.sky-stat-label {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--sky-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sky-stat-positive .sky-stat-value { color: var(--sky-success); }
.sky-stat-negative .sky-stat-value { color: var(--sky-danger); }

/* Modal Extras */
.sky-modal-title {
    margin: 0 0 1.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--sky-text);
}

.sky-modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.sky-divider {
    border: none;
    border-top: 1px solid var(--sky-border);
    margin: 1.5rem 0;
}

.sky-form-section-title {
    margin: 0 0 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--sky-text-secondary);
}

/* Avatar Upload */
.sky-avatar-preview {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.sky-avatar-preview img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--sky-bg-secondary);
}

.sky-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    border: 2px dashed var(--sky-border);
    border-radius: var(--sky-radius);
    background: var(--sky-bg-secondary);
    cursor: pointer;
    transition: var(--sky-transition);
    text-align: center;
}

.sky-upload-area:hover,
.sky-upload-area.sky-dragover {
    border-color: var(--sky-primary);
    background: rgba(59, 130, 246, 0.05);
}

.sky-upload-area svg {
    color: var(--sky-text-secondary);
    margin-bottom: 0.75rem;
}

.sky-upload-area p {
    margin: 0 0 0.25rem;
    font-size: 0.95rem;
    color: var(--sky-text);
}

.sky-upload-hint {
    font-size: 0.8rem;
    color: var(--sky-text-secondary);
}

/* Profile Responsive */
@media (max-width: 600px) {
    .sky-profile-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .sky-profile-info {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .sky-profile-edit-btn {
        margin: 1rem 0 0;
    }

    .sky-profile-joined {
        justify-content: center;
    }

    .sky-modal-actions {
        flex-direction: column;
    }

    .sky-modal-actions .sky-btn {
        width: 100%;
    }
}