/* ==============================
   SHARED MODAL SYSTEM
   ============================== */

/* Modal styling uses color variables from base-colors.css */

/* Base modal overlay - covers entire screen with backdrop */
.standard-modal-overlay,
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    width: 100dvw;
    height: 100vh;
    height: 100dvh;
    background: var(--color-modal-backdrop);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    /* Enable click-outside-to-close functionality */
    cursor: pointer;
    /* iOS Safari optimizations */
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    display: flex;
    /* Center for legacy modals */
    justify-content: center;
    align-items: center;
}

.standard-modal-overlay.active,
.modal.modal-visible {
    opacity: 1;
    visibility: visible;
}

/* Ensure hidden state is enforced */
.modal.hidden,
.modal.modal-hidden {
    display: none;
    opacity: 0;
    visibility: hidden;
}

/* Base modal container - slides up from bottom */
.standard-modal {
    position: fixed;
    left: 0;
    width: 100vw;
    width: 100dvw;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-standard) var(--radius-standard) 0 0;
    padding: var(--space-lg);
    padding-top: calc(var(--space-lg) + var(--space-sm));
    box-sizing: border-box;
    overflow: hidden;
    z-index: var(--z-modal);
    transform: translate3d(0, 100vh, 0);
    -webkit-transform: translate3d(0, 100vh, 0);
    transition: transform var(--transition-normal);
    bottom: 0;
    font-family: var(--font-primary);
    cursor: default;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.standard-modal.active {
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
}

/* Legacy Modal Content - Centered Card Style */
.modal-content {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-standard);
    padding: var(--space-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    cursor: default;
}

.modal-content.small-modal {
    max-width: 400px;
}

/* Drag handle - native iOS/Instagram style (visual indicator) */
.standard-modal::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 4px;
    background-color: var(--color-primary-text);
    border-radius: var(--radius-standard);
    z-index: 10;
    pointer-events: none;
}

/* Drag zone - actual interactive area for swipe-to-dismiss */
.modal-drag-zone {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 32px;
    z-index: 5;
    cursor: grab;
    touch-action: none;
    -webkit-user-select: none;
    user-select: none;
}

.modal-drag-zone:active {
    cursor: grabbing;
}

.standard-modal.dragging {
    transition: none !important;
    -webkit-transition: none !important;
}

.standard-modal.closing {
    transition: transform var(--transition-normal) !important;
}

/* ==============================
   MODAL SIZE VARIANTS
   ============================== */

.standard-modal-simple {
    height: auto;
    max-height: 50vh;
    min-height: 300px;
}

.standard-modal-medium {
    height: 60vh;
}

.standard-modal-large {
    height: 80vh;
    overflow-y: auto;
}

.standard-modal-fullscreen {
    height: 100vh;
    height: 100dvh;
    border-radius: 0;
    overflow: hidden;
}

.standard-modal.standard-modal-fullscreen {
    padding-top: calc(32px + var(--safe-area-top, env(safe-area-inset-top, 0px)));
}

.standard-modal.standard-modal-fullscreen::before {
    top: calc(10px + var(--safe-area-top, env(safe-area-inset-top, 0px)));
}

.standard-modal.standard-modal-fullscreen .modal-drag-zone {
    top: var(--safe-area-top, env(safe-area-inset-top, 0px));
}

/* ==============================
   COMMON MODAL ELEMENTS
   ============================== */

.standard-modal-header,
.modal-header {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.standard-modal-title,
.modal h2 {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: var(--text-xl);
    color: var(--color-primary-text);
    margin: 0;
}

.modal-header-actions {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.modal-icon-button {
    background: transparent;
    border: none;
    padding: 6px;
    border-radius: var(--radius-standard);
    cursor: pointer;
    transition:
        background-color var(--transition-fast),
        transform var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.modal-icon-button img {
    width: 24px;
    height: 24px;
}

.modal-icon-button:hover {
    background-color: var(--bg-tertiary);
    transform: translateY(-1px);
}

.standard-modal-body,
.modal-body {
    margin-bottom: 24px;
}

.modal-description {
    text-align: center;
}

.standard-modal-actions,
.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: auto;
}

/* Close Button (Cross Icon) */
.modal-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    cursor: pointer;
    z-index: 10;
}

/* ==============================
   MODAL FORM ELEMENTS
   ============================== */

/* Modal inputs handled globally in forms.css */

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

.standard-modal .location-item {
    color: var(--color-primary-text) !important;
}

/* ==============================
   RESPONSIVE ADJUSTMENTS
   ============================== */

@media (max-width: 768px) {
    .standard-modal {
        padding: 32px;
    }

    .standard-modal-title {
        font-size: var(--text-xl);
    }

    .standard-modal-simple {
        min-height: 250px;
    }

    .standard-modal-actions {
        flex-direction: column-reverse;
    }

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

    #workout-prefs-modal .standard-modal-body {
        max-width: 420px;
        padding: 16px 16px 0 16px;
        margin: 0 auto;
        overflow-y: auto;
        max-height: calc(80vh - 100px);
    }
}

/* ==============================
   SAFE AREA SUPPORT (iOS)
   ============================== */

.standard-modal {
    padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
    padding-left: calc(16px + env(safe-area-inset-left, 0px));
    padding-right: calc(16px + env(safe-area-inset-right, 0px));
}