/*
 * FILE: sessions-page.css
 * PURPOSE: Styling for the unified Sessions page with 2/3 + 1/3 layout
 * SPEC PROJECT: SP-SRUserFlow (E6 - Sessions Page)
 *
 * KEY RESPONSIBILITIES:
 *  - Sessions page layout (2/3 sessions + 1/3 messages)
 *  - Tab switching between Sessions and Messages
 *  - Session cards styling
 *  - Messages sidebar and full-width modes
 *  - Inline calendar integration
 *
 * LAST UPDATED: December 9, 2025 by /go agent
 * CHANGE SUMMARY: Initial creation for E6-Sessions-Page (US6.1)
 */

/* ==========================================================================
   Sessions Page Container
   ========================================================================== */

.sessions-page {
    min-height: calc(100vh - 200px);
}

.sessions-page__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.sessions-page__title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sessions-page__title-icon {
    color: var(--sp-red, #E31837);
}

/* ==========================================================================
   Tab Navigation
   ========================================================================== */

.sessions-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--sp-blue-100, #e2e8f0);
    margin-bottom: 1.5rem;
}

.sessions-tabs__tab {
    padding: 0.875rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--sp-blue-600, #4a5568);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sessions-tabs__tab:hover {
    color: var(--sp-red, #E31837);
    background: var(--sp-red-lighter, #fef2f2);
}

.sessions-tabs__tab--active {
    color: var(--sp-red, #E31837);
    border-bottom-color: var(--sp-red, #E31837);
    font-weight: 600;
}

.sessions-tabs__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.375rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    background: var(--sp-red, #E31837);
    border-radius: 9999px;
}

.sessions-tabs__tab:not(.sessions-tabs__tab--active) .sessions-tabs__badge {
    background: var(--sp-blue-400, #718096);
}

/* ==========================================================================
   Main Content Layout
   ========================================================================== */

.sessions-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

/* Sessions Tab: 2/3 + 1/3 layout */
.sessions-content--split {
    grid-template-columns: 2fr 1fr;
}

/* Messages Tab: Full width */
.sessions-content--full {
    grid-template-columns: 1fr;
}

@media (max-width: 1024px) {
    .sessions-content--split {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Sessions Area (2/3)
   ========================================================================== */

.sessions-area {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sessions-section {
    background: white;
    border-radius: 0.75rem;
    border: 1px solid var(--sp-card-border, #e2e8f0);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.sessions-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--sp-blue-50, #f7fafc);
    border-bottom: 1px solid var(--sp-blue-100, #e2e8f0);
}

.sessions-section__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sessions-section__count {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--sp-blue-500, #64748b);
}

.sessions-section__body {
    padding: 1rem;
}

.sessions-section__empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--sp-blue-500, #64748b);
}

.sessions-section__empty-icon {
    font-size: 2.5rem;
    color: var(--sp-blue-200, #cbd5e0);
    margin-bottom: 0.75rem;
}

/* ==========================================================================
   Session Cards
   ========================================================================== */

.session-card {
    display: flex;
    flex-direction: column;
    padding: 1rem 1.25rem;
    background: white;
    border: 1px solid var(--sp-blue-100, #e2e8f0);
    border-radius: 0.625rem;
    transition: all 0.2s ease;
    margin-bottom: 0.75rem;
}

.session-card:last-child {
    margin-bottom: 0;
}

.session-card:hover {
    border-color: var(--sp-red, #E31837);
    box-shadow: 0 4px 12px rgba(227, 24, 55, 0.1);
    transform: translateY(-1px);
}

.session-card--joinable {
    border-color: var(--sp-green-400, #48bb78);
    background: linear-gradient(135deg, #f0fff4 0%, white 100%);
}

.session-card--past {
    opacity: 0.85;
}

.session-card__datetime {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-blue-600, #4a5568);
    margin-bottom: 0.5rem;
}

.session-card__datetime-icon {
    color: var(--sp-red, #E31837);
}

.session-card__title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0 0 0.25rem 0;
}

.session-card__coach {
    font-size: 0.875rem;
    color: var(--sp-blue-500, #64748b);
    margin-bottom: 0.75rem;
}

.session-card__coach-name {
    font-weight: 500;
    color: var(--sp-blue-700, #334155);
}

.session-card__meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.session-card__notes {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    color: var(--sp-blue-600, #4a5568);
    background: var(--sp-blue-50, #f7fafc);
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.session-card__notes:hover {
    background: var(--sp-red-lighter, #fef2f2);
    color: var(--sp-red, #E31837);
}

.session-card__notes-icon {
    color: var(--sp-red, #E31837);
}

.session-card__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    padding-top: 0.75rem;
    border-top: 1px solid var(--sp-blue-100, #e2e8f0);
}

.session-card__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: 0.375rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.session-card__btn--primary {
    background: var(--sp-red, #E31837);
    color: white;
    border-color: var(--sp-red, #E31837);
}

.session-card__btn--primary:hover {
    background: var(--sp-red-strong, #c41230);
    border-color: var(--sp-red-strong, #c41230);
}

.session-card__btn--join {
    background: var(--sp-green-500, #38a169);
    color: white;
    border-color: var(--sp-green-500, #38a169);
    animation: pulse-join 2s infinite;
}

.session-card__btn--join:hover {
    background: var(--sp-green-600, #2f855a);
    border-color: var(--sp-green-600, #2f855a);
}

@keyframes pulse-join {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(56, 161, 105, 0.4);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(56, 161, 105, 0);
    }
}

.session-card__btn--secondary {
    background: white;
    color: var(--sp-blue-600, #4a5568);
    border-color: var(--sp-blue-200, #e2e8f0);
}

.session-card__btn--secondary:hover {
    background: var(--sp-blue-50, #f7fafc);
    border-color: var(--sp-blue-300, #cbd5e0);
}

.session-card__btn--danger {
    background: white;
    color: var(--sp-red, #E31837);
    border-color: var(--sp-red-light, #fecaca);
}

.session-card__btn--danger:hover {
    background: var(--sp-red-lighter, #fef2f2);
    border-color: var(--sp-red, #E31837);
}

/* ==========================================================================
   Messages Sidebar (1/3)
   ========================================================================== */

.messages-sidebar {
    background: white;
    border-radius: 0.75rem;
    border: 1px solid var(--sp-card-border, #e2e8f0);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    height: fit-content;
    position: sticky;
    top: 1rem;
}

.messages-sidebar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--sp-blue-50, #f7fafc);
    border-bottom: 1px solid var(--sp-blue-100, #e2e8f0);
}

.messages-sidebar__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.messages-sidebar__expand {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-red, #E31837);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.messages-sidebar__expand:hover {
    color: var(--sp-red-strong, #c41230);
}

.messages-sidebar__body {
    padding: 1rem;
}

.messages-sidebar__preview {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.messages-sidebar__coach {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.messages-sidebar__avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--sp-blue-100, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-600, #4a5568);
}

.messages-sidebar__coach-info {
    flex: 1;
}

.messages-sidebar__coach-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
}

.messages-sidebar__coach-role {
    font-size: 0.8125rem;
    color: var(--sp-blue-500, #64748b);
}

.messages-sidebar__last-message {
    padding: 0.75rem;
    background: var(--sp-blue-50, #f7fafc);
    border-radius: 0.5rem;
    border-left: 3px solid var(--sp-red, #E31837);
}

.messages-sidebar__message-text {
    font-size: 0.875rem;
    color: var(--sp-blue-700, #334155);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.messages-sidebar__message-time {
    font-size: 0.75rem;
    color: var(--sp-blue-500, #64748b);
    margin-top: 0.5rem;
}

.messages-sidebar__empty {
    text-align: center;
    padding: 1.5rem 1rem;
    color: var(--sp-blue-500, #64748b);
}

.messages-sidebar__unread {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    font-size: 0.6875rem;
    font-weight: 600;
    color: white;
    background: var(--sp-red, #E31837);
    border-radius: 50%;
}

/* ==========================================================================
   Messages Full View
   ========================================================================== */

.messages-full {
    background: white;
    border-radius: 0.75rem;
    border: 1px solid var(--sp-card-border, #e2e8f0);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    min-height: 500px;
    max-height: calc(100vh - 300px);
}

.messages-full__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--sp-blue-50, #f7fafc);
    border-bottom: 1px solid var(--sp-blue-100, #e2e8f0);
}

.messages-full__coach {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.messages-full__avatar {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background: var(--sp-blue-100, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--sp-blue-600, #4a5568);
}

.messages-full__coach-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
}

.messages-full__coach-role {
    font-size: 0.8125rem;
    color: var(--sp-blue-500, #64748b);
}

.messages-full__thread {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message-bubble {
    max-width: 75%;
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    position: relative;
}

.message-bubble--received {
    align-self: flex-start;
    background: var(--sp-blue-50, #f7fafc);
    border-bottom-left-radius: 0.25rem;
}

.message-bubble--sent {
    align-self: flex-end;
    background: var(--sp-red, #E31837);
    color: white;
    border-bottom-right-radius: 0.25rem;
}

.message-bubble__text {
    font-size: 0.9375rem;
    line-height: 1.5;
}

.message-bubble__time {
    font-size: 0.6875rem;
    opacity: 0.7;
    margin-top: 0.375rem;
    text-align: right;
}

.messages-full__composer {
    padding: 1rem;
    border-top: 1px solid var(--sp-blue-100, #e2e8f0);
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
}

.messages-full__input {
    flex: 1;
    resize: none;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    min-height: 2.75rem;
    max-height: 8rem;
    transition: border-color 0.2s ease;
}

.messages-full__input:focus {
    outline: none;
    border-color: var(--sp-red, #E31837);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
}

.messages-full__send {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    background: var(--sp-red, #E31837);
    color: white;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.messages-full__send:hover {
    background: var(--sp-red-strong, #c41230);
}

.messages-full__send:disabled {
    background: var(--sp-blue-200, #e2e8f0);
    cursor: not-allowed;
}

/* ==========================================================================
   Inline Calendar
   ========================================================================== */

.inline-calendar {
    background: white;
    border-radius: 0.75rem;
    border: 1px solid var(--sp-card-border, #e2e8f0);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.inline-calendar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--sp-blue-50, #f7fafc);
    border-bottom: 1px solid var(--sp-blue-100, #e2e8f0);
}

.inline-calendar__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.inline-calendar__body {
    padding: 1rem;
}

/* ==========================================================================
   Multi-SG Filter
   ========================================================================== */

.sessions-filter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.sessions-filter__label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--sp-blue-600, #4a5568);
}

.sessions-filter__pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-blue-600, #4a5568);
    background: white;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 9999px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sessions-filter__pill:hover {
    border-color: var(--sp-red, #E31837);
    color: var(--sp-red, #E31837);
}

.sessions-filter__pill--active {
    background: var(--sp-red, #E31837);
    color: white;
    border-color: var(--sp-red, #E31837);
}

.sessions-filter__pill--active:hover {
    background: var(--sp-red-strong, #c41230);
    border-color: var(--sp-red-strong, #c41230);
    color: white;
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */

@media (max-width: 768px) {
    .sessions-page__header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .sessions-tabs {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .sessions-tabs__tab {
        white-space: nowrap;
        padding: 0.75rem 1rem;
    }
    
    .session-card__actions {
        flex-direction: column;
    }
    
    .session-card__btn {
        width: 100%;
        justify-content: center;
    }
    
    .messages-sidebar {
        position: static;
    }
    
    .message-bubble {
        max-width: 85%;
    }
}

/* ==========================================================================
   Inline Calendar Component (US6.4)
   ========================================================================== */

.inline-calendar__coach-name {
    font-size: 0.8125rem;
    color: var(--sp-blue-500, #64748b);
    font-weight: 500;
}

.inline-calendar__empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--sp-blue-500, #64748b);
}

.inline-calendar__empty i {
    font-size: 2.5rem;
    color: var(--sp-blue-200, #cbd5e0);
    margin-bottom: 0.75rem;
    display: block;
}

.inline-calendar__footer {
    padding-top: 1rem;
    border-top: 1px solid var(--sp-blue-100, #e2e8f0);
    text-align: center;
}

/* Calendar Navigation */
.calendar-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.calendar-nav__btn {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.375rem;
    color: var(--sp-blue-600, #4a5568);
    cursor: pointer;
    transition: all 0.2s ease;
}

.calendar-nav__btn:hover:not(:disabled) {
    border-color: var(--sp-red, #E31837);
    color: var(--sp-red, #E31837);
}

.calendar-nav__btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.calendar-nav__month {
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
}

/* Calendar Grid */
.calendar-grid {
    margin-bottom: 1rem;
}

.calendar-grid__header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.calendar-grid__header span {
    text-align: center;
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--sp-blue-500, #64748b);
    text-transform: uppercase;
}

.calendar-grid__days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.25rem;
}

/* Calendar Day */
.calendar-day {
    position: relative;
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-blue-700, #334155);
    background: white;
    border: 1px solid transparent;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.calendar-day:hover:not(:disabled) {
    background: var(--sp-blue-50, #f7fafc);
    border-color: var(--sp-blue-200, #e2e8f0);
}

.calendar-day--other-month {
    color: var(--sp-blue-300, #cbd5e0);
}

.calendar-day--today {
    background: var(--sp-blue-50, #f7fafc);
    border-color: var(--sp-blue-300, #cbd5e0);
    font-weight: 700;
}

.calendar-day--selected {
    background: var(--sp-red, #E31837) !important;
    color: white !important;
    border-color: var(--sp-red, #E31837) !important;
}

.calendar-day--available:not(.calendar-day--past) {
    color: var(--sp-green-700, #276749);
    font-weight: 600;
}

.calendar-day--past {
    color: var(--sp-blue-300, #cbd5e0);
    cursor: not-allowed;
}

.calendar-day--has-session {
    background: var(--sp-blue-100, #e2e8f0);
}

.calendar-day__dot {
    position: absolute;
    bottom: 0.25rem;
    width: 0.25rem;
    height: 0.25rem;
    background: var(--sp-green-500, #38a169);
    border-radius: 50%;
}

/* Time Slots Panel */
.time-slots-panel {
    background: var(--sp-blue-50, #f7fafc);
    border-radius: 0.5rem;
    border: 1px solid var(--sp-blue-100, #e2e8f0);
    margin-top: 1rem;
    overflow: hidden;
}

.time-slots-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: white;
    border-bottom: 1px solid var(--sp-blue-100, #e2e8f0);
}

.time-slots-panel__date {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
}

.time-slots-panel__close {
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--sp-blue-400, #718096);
    cursor: pointer;
    border-radius: 0.25rem;
    transition: all 0.15s ease;
}

.time-slots-panel__close:hover {
    background: var(--sp-blue-100, #e2e8f0);
    color: var(--sp-blue-600, #4a5568);
}

.time-slots-panel__body {
    padding: 1rem;
}

.time-slots-panel__loading,
.time-slots-panel__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    color: var(--sp-blue-500, #64748b);
    font-size: 0.875rem;
}

.time-slots-panel__footer {
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--sp-blue-100, #e2e8f0);
    background: white;
}

/* Time Slots Grid */
.time-slots-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.time-slot {
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-blue-700, #334155);
    background: white;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
}

.time-slot:hover {
    border-color: var(--sp-red, #E31837);
    color: var(--sp-red, #E31837);
}

.time-slot--selected {
    background: var(--sp-red, #E31837);
    color: white;
    border-color: var(--sp-red, #E31837);
}

/* ==========================================================================
   Modal Base Styles (US6.7, US6.8)
   ========================================================================== */

.modal-wrapper {
    position: fixed;
    inset: 0;
    z-index: 100;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
}

.modal-container {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    pointer-events: none;
}

.modal-panel {
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    max-height: calc(100vh - 4rem);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    pointer-events: auto;
}

.modal-panel--sm {
    width: 100%;
    max-width: 400px;
}

.modal-panel--md {
    width: 100%;
    max-width: 560px;
}

.modal-panel--lg {
    width: 100%;
    max-width: 720px;
}

/* Modal Header */
.modal-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--sp-blue-100, #e2e8f0);
}

.modal-header--notes {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.modal-header--prepare {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
}

.modal-header--reschedule {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
}

.modal-header--danger {
    background: linear-gradient(135deg, #fef2f2 0%, #fecaca 100%);
}

.modal-header__icon {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    font-size: 1.25rem;
}

.modal-header--notes .modal-header__icon {
    background: #0ea5e9;
    color: white;
}

.modal-header--prepare .modal-header__icon {
    background: #10b981;
    color: white;
}

.modal-header--reschedule .modal-header__icon {
    background: #f59e0b;
    color: white;
}

.modal-header--danger .modal-header__icon {
    background: var(--sp-red, #E31837);
    color: white;
}

.modal-header__text {
    flex: 1;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--sp-blue-900, #0f172a);
    margin: 0;
}

.modal-subtitle {
    font-size: 0.875rem;
    color: var(--sp-blue-500, #64748b);
    margin: 0.25rem 0 0 0;
}

.modal-close {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--sp-blue-400, #718096);
    cursor: pointer;
    border-radius: 0.375rem;
    transition: all 0.15s ease;
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--sp-blue-600, #4a5568);
}

/* Modal Body */
.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

/* Modal Footer */
.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--sp-blue-100, #e2e8f0);
    background: var(--sp-blue-50, #f7fafc);
}

/* ==========================================================================
   Coach Notes Modal Styles (US6.7)
   ========================================================================== */

.notes-coach-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--sp-blue-100, #e2e8f0);
    margin-bottom: 1rem;
}

.notes-coach-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--sp-blue-100, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-600, #4a5568);
}

.notes-coach-details {
    flex: 1;
}

.notes-coach-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    display: block;
}

.notes-coach-role {
    font-size: 0.8125rem;
    color: var(--sp-blue-500, #64748b);
}

.notes-shared-date {
    font-size: 0.75rem;
    color: var(--sp-blue-400, #718096);
}

.notes-content {
    margin-bottom: 1.5rem;
}

.notes-text {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--sp-blue-700, #334155);
    background: var(--sp-blue-50, #f7fafc);
    padding: 1rem;
    border-radius: 0.5rem;
    border-left: 3px solid var(--sp-red, #E31837);
}

.notes-empty {
    text-align: center;
    padding: 2rem;
    color: var(--sp-blue-400, #718096);
}

.notes-empty i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: block;
}

.notes-takeaways,
.notes-actions {
    background: var(--sp-blue-50, #f7fafc);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
}

.notes-takeaways__title,
.notes-actions__title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0 0 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notes-takeaways__title i {
    color: #f59e0b;
}

.notes-actions__title i {
    color: var(--sp-red, #E31837);
}

.notes-takeaways__list,
.notes-actions__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.notes-takeaways__list li {
    padding: 0.5rem 0;
    padding-left: 1.25rem;
    position: relative;
    font-size: 0.875rem;
    color: var(--sp-blue-700, #334155);
}

.notes-takeaways__list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #f59e0b;
    font-weight: bold;
}

.notes-actions__list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    font-size: 0.875rem;
    color: var(--sp-blue-700, #334155);
}

.notes-actions__list li.completed {
    text-decoration: line-through;
    opacity: 0.6;
}

.notes-actions__list li i {
    color: var(--sp-blue-400, #718096);
}

.notes-actions__list li.completed i {
    color: var(--sp-green-500, #38a169);
}

/* ==========================================================================
   Prepare Modal Styles (US6.8)
   ========================================================================== */

.prepare-session-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1rem;
    background: var(--sp-blue-50, #f7fafc);
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
}

.prepare-session-info__item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--sp-blue-600, #4a5568);
}

.prepare-session-info__item i {
    color: var(--sp-red, #E31837);
}

.prepare-checklist {
    margin-bottom: 1.5rem;
}

.prepare-checklist__title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.prepare-checklist__title i {
    color: var(--sp-green-500, #38a169);
}

.prepare-checklist__list {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
}

.prepare-checklist__item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: white;
    border: 1px solid var(--sp-blue-100, #e2e8f0);
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 0.875rem;
    color: var(--sp-blue-700, #334155);
}

.prepare-checklist__item:hover {
    border-color: var(--sp-blue-300, #cbd5e0);
}

.prepare-checklist__item.completed {
    background: var(--sp-green-50, #f0fff4);
    border-color: var(--sp-green-200, #9ae6b4);
}

.prepare-checklist__checkbox {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--sp-blue-300, #cbd5e0);
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.15s ease;
}

.prepare-checklist__item.completed .prepare-checklist__checkbox {
    background: var(--sp-green-500, #38a169);
    border-color: var(--sp-green-500, #38a169);
    color: white;
}

.prepare-checklist__progress {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.prepare-checklist__progress-bar {
    flex: 1;
    height: 0.5rem;
    background: var(--sp-blue-100, #e2e8f0);
    border-radius: 9999px;
    overflow: hidden;
}

.prepare-checklist__progress-fill {
    height: 100%;
    background: var(--sp-green-500, #38a169);
    border-radius: 9999px;
    transition: width 0.3s ease;
}

.prepare-checklist__progress-text {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--sp-blue-500, #64748b);
    white-space: nowrap;
}

.prepare-agenda__title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0 0 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.prepare-agenda__title i {
    color: var(--sp-red, #E31837);
}

.prepare-agenda__input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    resize: vertical;
    transition: border-color 0.15s ease;
}

.prepare-agenda__input:focus {
    outline: none;
    border-color: var(--sp-red, #E31837);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
}

/* ==========================================================================
   Reschedule Modal Styles (US6.8)
   ========================================================================== */

.reschedule-current {
    background: var(--sp-blue-50, #f7fafc);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.reschedule-current__title {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--sp-blue-500, #64748b);
    text-transform: uppercase;
    margin: 0 0 0.75rem 0;
}

.reschedule-current__info {
    display: flex;
    gap: 1rem;
}

.reschedule-current__item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--sp-blue-700, #334155);
}

.reschedule-current__item i {
    color: var(--sp-blue-400, #718096);
}

.reschedule-new__title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0 0 1rem 0;
}

.reschedule-new__fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.reschedule-new__field label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-blue-600, #4a5568);
    margin-bottom: 0.5rem;
}

.reschedule-new__input {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    transition: border-color 0.15s ease;
}

.reschedule-new__input:focus {
    outline: none;
    border-color: var(--sp-red, #E31837);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
}

.reschedule-new__reason label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-blue-600, #4a5568);
    margin-bottom: 0.5rem;
}

.reschedule-new__textarea {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    resize: vertical;
    transition: border-color 0.15s ease;
}

.reschedule-new__textarea:focus {
    outline: none;
    border-color: var(--sp-red, #E31837);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
}

.reschedule-notice {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--sp-blue-50, #f7fafc);
    border-radius: 0.375rem;
    font-size: 0.8125rem;
    color: var(--sp-blue-600, #4a5568);
    margin-top: 1rem;
}

.reschedule-notice i {
    color: var(--sp-blue-400, #718096);
}

/* ==========================================================================
   Cancel Modal Styles (US6.8)
   ========================================================================== */

.cancel-session-info {
    text-align: center;
    padding: 1rem;
    background: var(--sp-blue-50, #f7fafc);
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
}

.cancel-session-info__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--sp-blue-800, #1e3a5f);
    margin: 0 0 0.25rem 0;
}

.cancel-session-info__details {
    font-size: 0.875rem;
    color: var(--sp-blue-600, #4a5568);
    margin: 0 0 0.25rem 0;
}

.cancel-session-info__coach {
    font-size: 0.8125rem;
    color: var(--sp-blue-500, #64748b);
    margin: 0;
}

.cancel-reason label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sp-blue-600, #4a5568);
    margin-bottom: 0.5rem;
}

.cancel-reason__select {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    background: white;
    cursor: pointer;
    transition: border-color 0.15s ease;
}

.cancel-reason__select:focus {
    outline: none;
    border-color: var(--sp-red, #E31837);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
}

.cancel-reason__textarea {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--sp-blue-200, #e2e8f0);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    resize: vertical;
    margin-top: 0.75rem;
    transition: border-color 0.15s ease;
}

.cancel-reason__textarea:focus {
    outline: none;
    border-color: var(--sp-red, #E31837);
    box-shadow: 0 0 0 3px rgba(227, 24, 55, 0.1);
}

.cancel-warning {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--sp-red-lighter, #fef2f2);
    border: 1px solid var(--sp-red-light, #fecaca);
    border-radius: 0.375rem;
    font-size: 0.8125rem;
    color: var(--sp-red, #E31837);
    margin-top: 1rem;
}

.cancel-warning i {
    flex-shrink: 0;
    margin-top: 0.125rem;
}