/**
 * Expensiaga – Mobile responsive (auto-detection via viewport + media queries)
 */

/* Base: touch-friendly and prevent overflow */
html {
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
}
body {
    overflow-x: hidden;
}
/* Minimum tap target for touch devices (auto-detection via pointer: coarse) */
@media (hover: none) and (pointer: coarse) {
    .btn:not(.btn-close), a.btn, button:not(.btn-close),
    .form-control, .form-select, input[type="submit"],
    .expensiaga-chat-input-bar .btn,
    .expensiaga-chat-input-bar .form-control {
        min-height: 44px;
    }
    .nav-link {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        padding: 0.5rem 0.75rem !important;
    }
    .home-nav .links a, .contact-nav .links a {
        min-height: 44px;
        padding: 0.5rem 0.75rem;
        display: inline-flex;
        align-items: center;
    }
}

/* ========== Homepage ========== */
@media (max-width: 767.98px) {
    .home-nav {
        flex-wrap: wrap;
        padding: 0.75rem 1rem;
        gap: 0.5rem;
    }
    .home-nav .brand {
        font-size: 1.125rem;
    }
    .home-nav .brand img {
        height: 28px;
        max-width: 100px;
    }
    .home-nav .links {
        width: 100%;
        justify-content: flex-end;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .home-hero {
        min-height: 70vh;
        padding: 2rem 1rem;
    }
    .home-hero h1 {
        font-size: 1.5rem;
    }
    .home-hero .tagline {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    .home-features {
        padding: 2.5rem 1rem;
    }
    .home-features h2 {
        font-size: 1.375rem;
        margin-bottom: 1.5rem;
    }
    .home-features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .home-feature-card {
        padding: 1.25rem;
    }
    .home-footer {
        padding: 2rem 1rem;
    }
}

/* ========== Contact page ========== */
@media (max-width: 767.98px) {
    .contact-nav {
        flex-wrap: wrap;
        padding: 0.75rem 1rem;
    }
    .contact-nav .links {
        width: 100%;
        justify-content: flex-end;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .contact-main {
        padding: 2rem 1rem;
    }
    .contact-card {
        padding: 1.5rem;
    }
    .contact-dev {
        flex-direction: column;
        text-align: center;
    }
}

/* ========== App navbar (main + admin): collapsible on mobile ========== */
@media (max-width: 991.98px) {
    .navbar-exp {
        padding: 0 1rem;
    }
    .navbar-exp .navbar-toggler {
        border: 2px solid rgba(255,255,255,0.4) !important;
        background: rgba(0,0,0,0.25) !important;
        border-radius: 8px;
        padding: 0.4rem 0.5rem;
        transition: border-color 0.2s, background 0.2s;
    }
    .navbar-exp .navbar-toggler:hover {
        border-color: rgba(255,255,255,0.55) !important;
        background: rgba(0,0,0,0.35) !important;
    }
    .navbar-exp .navbar-toggler:focus {
        box-shadow: 0 0 0 3px rgba(255,255,255,0.25) !important;
    }
    .navbar-exp .navbar-toggler[aria-expanded="true"] {
        background: rgba(0,0,0,0.35) !important;
        border-color: rgba(255,255,255,0.55) !important;
    }
    .navbar-exp .navbar-collapse {
        margin-top: 0.75rem;
        padding: 0.75rem 0.5rem;
        border-top: 1px solid rgba(255,255,255,0.25);
        background: linear-gradient(180deg, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.25) 100%);
        border-radius: 12px;
        margin-left: -0.5rem;
        margin-right: -0.5rem;
        backdrop-filter: blur(8px);
        box-shadow: inset 0 2px 8px rgba(0,0,0,0.1), 0 4px 12px rgba(0,0,0,0.15);
    }
    .navbar-exp .navbar-nav {
        gap: 0.25rem;
        padding: 0;
        width: 100%;
    }
    .navbar-exp .navbar-nav.ms-auto {
        margin-left: 0 !important;
    }
    .navbar-exp .nav-link {
        padding: 0.875rem 1rem !important;
        border-radius: 10px;
        margin: 0.125rem 0;
        transition: all 0.2s ease;
        display: flex;
        align-items: center;
        width: 100%;
        color: #ffffff !important;
        font-weight: 500;
        background: rgba(255,255,255,0.1);
        border: 1px solid rgba(255,255,255,0.15);
        text-shadow: 0 1px 2px rgba(0,0,0,0.1);
    }
    .navbar-exp .nav-link:hover,
    .navbar-exp .nav-link:focus,
    .navbar-exp .nav-link.active {
        background: rgba(255,255,255,0.2) !important;
        color: #fff !important;
        border-color: rgba(255,255,255,0.25);
        transform: translateX(4px);
        box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    }
    .navbar-exp .nav-link[style*="pointer-events"] {
        opacity: 0.9;
        font-size: 0.9rem;
        padding: 0.7rem 1rem !important;
        background: rgba(255,255,255,0.05);
        border-color: rgba(255,255,255,0.08);
    }
    .navbar-exp .nav-link i {
        margin-right: 0.75rem;
        width: 20px;
        text-align: center;
        font-size: 1rem;
        opacity: 0.95;
    }
}
@media (max-width: 575.98px) {
    .navbar-exp {
        padding: 0 0.75rem;
    }
    .navbar-exp .navbar-brand {
        font-size: 1rem;
    }
    .navbar-exp .navbar-exp-logo {
        height: 28px !important;
        max-width: 90px !important;
    }
    .navbar-exp .nav-link {
        font-size: 0.9rem;
        padding: 0.7rem 0.875rem !important;
    }
    .navbar-exp .nav-link i {
        font-size: 0.85rem;
    }
}

/* ========== Projects list ========== */
@media (max-width: 767.98px) {
    .expensiaga-page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    .expensiaga-page-title {
        font-size: 1.25rem;
    }
    .expensiaga-project-card-inner {
        flex-direction: column;
        align-items: flex-start;
        padding: 1rem;
    }
    .expensiaga-project-link {
        flex-direction: row;
    }
    .d-flex.flex-wrap.gap-2.mb-3.align-items-center input#expensiaga-project-search,
    .d-flex.flex-wrap.gap-2.mb-3.align-items-center select#expensiaga-archive-filter {
        max-width: 100% !important;
        flex: 1 1 auto;
    }
}
@media (max-width: 575.98px) {
    .container-fluid.py-4.px-3 {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
    }
}

/* ========== Chat header: stack/wrap on small screens ========== */
@media (max-width: 991.98px) {
    .expensiaga-chat-header {
        flex-wrap: wrap;
        gap: 0.5rem;
        padding: 0.6rem 0.75rem;
    }
    .expensiaga-chat-header .btn,
    .expensiaga-chat-header .btn-sm {
        min-height: 40px;
    }
    .expensiaga-chat-header .d-flex.align-items-center.gap-2 {
        min-width: 0;
        flex: 1 1 100%;
        order: 1;
    }
    .expensiaga-chat-header .btn-link:first-child {
        order: 0;
    }
    .expensiaga-chat-header .me-1 {
        margin-right: 0.25rem !important;
    }
}
@media (max-width: 575.98px) {
    .expensiaga-chat-header {
        padding: 0.5rem;
    }
    .expensiaga-chat-header-icon {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }
    .expensiaga-chat-header h2.h6 {
        font-size: 0.95rem;
    }
    .expensiaga-chat-header .btn-sm {
        padding: 0.35rem 0.5rem;
        font-size: 0.8125rem;
    }
}

/* ========== Chat messages & input ========== */
@media (max-width: 767.98px) {
    .expensiaga-chat-wrapper {
        height: calc(100vh - var(--exp-nav-height));
        height: calc(100dvh - var(--exp-nav-height));
    }
    .expensiaga-chat-messages {
        padding: 0.5rem;
        gap: 0.5rem;
    }
    .expensiaga-chat-input-bar {
        padding: 0.75rem;
    }
    .expensiaga-chat-input-bar .d-flex.align-items-center.gap-2 {
        gap: 0.5rem !important;
    }
    .expensiaga-msg {
        max-width: 92%;
    }
    .expensiaga-pdf-iframe {
        min-height: 260px;
        height: 360px;
        max-height: 55vh;
    }
}
@media (max-width: 575.98px) {
    .expensiaga-pending-preview .d-flex.flex-wrap {
        flex-direction: column;
        align-items: stretch;
    }
    .expensiaga-pending-preview #expensiaga-upload-category {
        max-width: 100% !important;
    }
}

/* ========== Modals: full-width on mobile ========== */
@media (max-width: 575.98px) {
    .modal-dialog {
        margin: 0.5rem;
        max-width: calc(100% - 1rem);
    }
    .modal-content {
        border-radius: 12px;
    }
    .modal-body {
        padding: 1rem;
    }
    .modal-header {
        padding: 0.75rem 1rem;
    }
}

/* ========== Admin settings ========== */
@media (max-width: 767.98px) {
    .container.py-4[style*="960px"] {
        max-width: 100% !important;
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    .table-responsive {
        margin-left: -1rem;
        margin-right: -1rem;
        padding-left: 1rem;
        padding-right: 1rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .table-responsive .table {
        min-width: 600px;
    }
    .card-exp {
        padding: 1.25rem !important;
    }
}
@media (max-width: 575.98px) {
    .admin-settings .d-flex.gap-2.flex-wrap.align-items-center form,
    .admin-settings .d-flex.gap-1 form {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }
    .admin-settings select.form-select-sm,
    .admin-settings input.form-control-sm {
        max-width: 100% !important;
        min-width: 0 !important;
    }
}

/* ========== Login page ========== */
@media (max-width: 767.98px) {
    .login-page {
        flex-direction: column;
    }
    .login-hero, .login-form-wrap {
        min-height: auto;
        padding: 2rem 1.5rem;
    }
    .login-form-wrap {
        width: 100%;
        max-width: 100%;
    }
}

/* ========== Safe area for notched devices (PWA / iOS homescreen) ========== */
@supports (padding: max(0px)) {
    body {
        padding-left: env(safe-area-inset-left, 0);
        padding-right: env(safe-area-inset-right, 0);
    }
    .navbar-exp {
        padding-top: env(safe-area-inset-top, 0);
        padding-left: max(1.25rem, env(safe-area-inset-left));
        padding-right: max(1.25rem, env(safe-area-inset-right));
        min-height: calc(var(--exp-nav-height, 56px) + env(safe-area-inset-top, 0));
    }
    .expensiaga-chat-input-bar {
        padding-bottom: max(1rem, env(safe-area-inset-bottom));
    }
    .home-nav, .contact-nav {
        padding-left: max(1rem, env(safe-area-inset-left));
        padding-right: max(1rem, env(safe-area-inset-right));
    }
}