/* ═══════════════════════════════════════════════════════
   iQuelo Lead Prospecting Platform — Core Styles
   Brand: #C91A09 (red) · #0C1219 (dark) · #FFFFFF (white)
   ═══════════════════════════════════════════════════════ */

:root {
    --iq-red:        #C91A09;
    --iq-red-hover:  #A81507;
    --iq-dark:       #0C1219;
    --iq-dark-soft:  #1A2332;
    --iq-white:      #FFFFFF;
    --iq-gray-50:    #F8F9FA;
    --iq-gray-100:   #E9ECEF;
    --iq-gray-200:   #DEE2E6;
    --iq-gray-300:   #CED4DA;
    --iq-gray-400:   #ADB5BD;
    --iq-gray-500:   #6C757D;
    --iq-gray-600:   #6C757D;
    --iq-gray-700:   #495057;
    --iq-shadow:     0 2px 8px rgba(12,18,25,0.08);
    --iq-shadow-lg:  0 4px 24px rgba(12,18,25,0.12);
    --iq-radius:     8px;
    --iq-radius-lg:  12px;
    --iq-transition: 0.2s ease;
}

/* ── Reset & Base ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--iq-gray-50);
    color: var(--iq-dark);
    margin: 0;
}

/* Dark background on auth pages so body never bleeds gray */
body:has(.login-page),
body:has(.auth-solo-page),
body:has(.locked-page),
body:has(.public-page) {
    background: var(--iq-dark);
}

a { color: var(--iq-red); text-decoration: none; }
a:hover { color: var(--iq-red-hover); }

/* ── Layout ────────────────────────────────────────── */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--iq-dark);
    color: var(--iq-white);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    transition: transform var(--iq-transition);
}

.sidebar-brand {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar-brand img { height: 36px; width: auto; }

.sidebar-brand .brand-text {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.3px;
}

.sidebar-brand .brand-sub {
    font-size: 0.65rem;
    opacity: 0.4;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.sidebar-nav {
    padding: 1rem 0;
    flex: 1;
    overflow-y: auto;
}

.sidebar-section {
    padding: 0.5rem 1.5rem 0.25rem;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.35;
    margin-top: 0.5rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1.5rem;
    color: rgba(255,255,255,0.6);
    font-size: 0.875rem;
    transition: all var(--iq-transition);
    border-left: 3px solid transparent;
}

.sidebar-link:hover,
.sidebar-link.active {
    color: var(--iq-white);
    background: rgba(255,255,255,0.05);
    border-left-color: var(--iq-red);
}

.sidebar-link i { width: 20px; text-align: center; font-size: 1rem; }

.main-content {
    margin-left: 260px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    flex: 1;
}

/* ── Top Bar ───────────────────────────────────────── */
.topbar {
    background: var(--iq-white);
    border-bottom: 1px solid var(--iq-gray-200);
    padding: 0.75rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: var(--iq-shadow);
}

.topbar-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--iq-dark);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--iq-gray-500);
}

.topbar-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--iq-red);
    color: var(--iq-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
    cursor: pointer;
    flex-shrink: 0;
}

/* ── Topbar dropdown ───────────────────────────────── */
.topbar-dropdown { position: relative; }

.topbar-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--iq-radius);
    transition: background 0.15s;
    border: none;
    background: transparent;
    color: var(--iq-gray-600);
    font-size: 0.875rem;
}

.topbar-dropdown-toggle:hover { background: var(--iq-gray-100); }

.topbar-dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 0.5rem);
    background: var(--iq-white);
    border: 1px solid var(--iq-gray-200);
    border-radius: var(--iq-radius-lg);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    min-width: 220px;
    z-index: 1100;
    overflow: hidden;
}

.topbar-dropdown-menu.open { display: block; }

.topbar-dropdown-header {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--iq-gray-100);
    font-size: 0.8rem;
}

.topbar-dropdown-header strong { display: block; font-size: 0.9rem; color: var(--iq-dark); }
.topbar-dropdown-header span   { color: var(--iq-gray-500); }

.topbar-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1rem;
    color: var(--iq-gray-700);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background 0.12s;
    cursor: pointer;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
}

.topbar-dropdown-item:hover { background: var(--iq-gray-50); color: var(--iq-dark); }
.topbar-dropdown-item.danger { color: #DC3545; }
.topbar-dropdown-item.danger:hover { background: #fff5f5; }

.topbar-dropdown-divider { height: 1px; background: var(--iq-gray-100); margin: 0.25rem 0; }

/* ── Page Content ──────────────────────────────────── */
.page-content {
    flex: 1;
    padding: 2rem;
}

/* ── Cards ─────────────────────────────────────────── */
.card {
    background: var(--iq-white);
    border: 1px solid var(--iq-gray-200);
    border-radius: var(--iq-radius-lg);
    box-shadow: var(--iq-shadow);
    overflow: hidden;
}

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--iq-gray-100);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body { padding: 1.5rem; }

/* ── KPI Cards ─────────────────────────────────────── */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background: var(--iq-white);
    border: 1px solid var(--iq-gray-200);
    border-radius: var(--iq-radius-lg);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--iq-shadow);
    transition: transform var(--iq-transition);
}

.kpi-card:hover { transform: translateY(-2px); }

.kpi-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--iq-gray-500);
    margin-bottom: 0.25rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--iq-dark);
    line-height: 1;
}

.kpi-card.accent  { border-left: 4px solid var(--iq-red); }
.kpi-card.success { border-left: 4px solid #198754; }
.kpi-card.warning { border-left: 4px solid #FFC107; }
.kpi-card.info    { border-left: 4px solid #0D6EFD; }

/* ── Buttons ───────────────────────────────────────── */
.btn-iq {
    background: var(--iq-red);
    color: var(--iq-white);
    border: none;
    padding: 0.5rem 1.25rem;
    border-radius: var(--iq-radius);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--iq-transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-iq:hover  { background: var(--iq-red-hover); transform: translateY(-1px); }
.btn-iq:active { transform: translateY(0); }

.btn-iq-dark { background: var(--iq-dark); color: var(--iq-white); }
.btn-iq-dark:hover { background: var(--iq-dark-soft); }

.btn-iq-outline { background: transparent; color: var(--iq-red); border: 1.5px solid var(--iq-red); }
.btn-iq-outline:hover { background: var(--iq-red); color: var(--iq-white); }

/* ── Tables ────────────────────────────────────────── */
.table-iq { width: 100%; border-collapse: collapse; }

.table-iq th {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--iq-gray-500);
    padding: 0.75rem 1rem;
    border-bottom: 2px solid var(--iq-gray-200);
    text-align: left;
}

.table-iq td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--iq-gray-100);
    font-size: 0.875rem;
    vertical-align: middle;
}

.table-iq tr:hover { background: var(--iq-gray-50); }

/* ── Progress Bar ──────────────────────────────────── */
.progress-iq { height: 12px; background: var(--iq-gray-100); border-radius: 6px; overflow: hidden; }

.progress-iq-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--iq-red), var(--iq-red-hover));
    border-radius: 6px;
    transition: width 0.4s ease;
}

/* ── Badges ────────────────────────────────────────── */
.badge { padding: 0.25em 0.6em; border-radius: 4px; font-size: 0.75rem; font-weight: 600; }

/* ── Forms ─────────────────────────────────────────── */
.form-control-iq {
    border: 1.5px solid var(--iq-gray-200);
    border-radius: var(--iq-radius);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: border-color var(--iq-transition);
    width: 100%;
}

.form-control-iq:focus {
    outline: none;
    border-color: var(--iq-red);
    box-shadow: 0 0 0 3px rgba(201,26,9,0.1);
}

/* ── Mobile toggle ─────────────────────────────────── */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--iq-dark);
    cursor: pointer;
}

/* ── Toasts ────────────────────────────────────────── */
.toast-iq {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
    padding: 0.75rem 1.25rem;
    background: var(--iq-dark);
    color: var(--iq-white);
    border-radius: var(--iq-radius);
    box-shadow: var(--iq-shadow-lg);
    font-size: 0.875rem;
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to   { transform: translateX(0);    opacity: 1; }
}

/* ── Login Page (Two-panel) ────────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    box-sizing: border-box;
}

.login-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    gap: 2rem;
    align-items: stretch;
}

.login-card {
    background: var(--iq-white);
    border-radius: 16px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.45);
    display: flex;
    flex-direction: column;
}

.login-header {
    background: var(--iq-dark);
    padding: 1.25rem 2rem;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    border-radius: 16px 16px 0 0;
}

.login-header img { height: 60px; margin-bottom: 0.4rem; }

.login-body { padding: 2rem; flex: 1; }
.login-body .form-group { margin-bottom: 1.25rem; }
.login-body label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--iq-gray-700);
    margin-bottom: 0.35rem;
}

/* Right info panel */
.login-info {
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    background: rgba(255,255,255,0.03);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-height: 100%;
}

.login-info-tagline { font-size: 1.55rem; font-weight: 700; color: #fff; line-height: 1.25; }
.login-info-tagline span { color: var(--iq-red); }

.login-info-desc {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
    margin-top: -0.5rem;
}

.login-features { display: flex; flex-direction: column; gap: 1rem; }
.login-feature  { display: flex; align-items: flex-start; gap: 0.875rem; }

.login-feature-icon {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    border-radius: 9px;
    background: rgba(201,26,9,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-feature-icon svg {
    width: 18px; height: 18px;
    stroke: var(--iq-red); fill: none;
    stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

.login-feature-text strong { display: block; font-size: 0.85rem; font-weight: 600; color: #fff; margin-bottom: 0.1rem; }
.login-feature-text span   { font-size: 0.775rem; color: rgba(255,255,255,0.4); }

.login-info-footer {
    display: flex;
    gap: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.07);
    flex-wrap: wrap;
    margin-top: auto;
}

.login-info-footer a { font-size: 0.775rem; color: rgba(255,255,255,0.38); text-decoration: none; transition: color 0.15s; }
.login-info-footer a:hover { color: rgba(255,255,255,0.75); }

/* ── Auth Solo Pages ───────────────────────────────── */
.auth-solo-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    box-sizing: border-box;
}

.auth-solo-card {
    background: var(--iq-white);
    border-radius: 16px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.45);
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

.auth-solo-header {
    background: var(--iq-dark);
    padding: 1.25rem 2rem;
    text-align: center;
    border-radius: 16px 16px 0 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.auth-solo-header img { height: 56px; margin-bottom: 0.4rem; }
.auth-solo-header h2  { color: #fff; font-size: 1.1rem; margin: 0.5rem 0 0; font-weight: 700; letter-spacing: -0.01em; }
.auth-solo-header p   { color: rgba(255,255,255,0.35); font-size: 0.75rem; margin: 0.2rem 0 0; }

.auth-solo-body { padding: 2rem; flex: 1; }

.auth-solo-title { font-size: 1.05rem; font-weight: 700; color: var(--iq-dark); margin: 0 0 0.5rem; }
.auth-solo-desc  { font-size: 0.84rem; color: var(--iq-gray-500); line-height: 1.65; margin: 0 0 1.4rem; }

.auth-form-group { margin-bottom: 1.2rem; }
.auth-form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--iq-gray-700);
    margin-bottom: 0.35rem;
}

.auth-alert { border-radius: 8px; padding: 0.7rem 1rem; font-size: 0.83rem; margin-bottom: 1rem; }
.auth-alert--error { background: #FEE2E2; color: #991B1B; }

.auth-solo-back {
    display: block;
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: var(--iq-gray-500);
    text-decoration: none;
    transition: color 0.15s;
}
.auth-solo-back:hover { color: var(--iq-dark); }

.auth-solo-footer {
    display: flex;
    gap: 1rem;
    padding: 1rem 2rem;
    border-top: 1px solid var(--iq-gray-200);
    flex-wrap: wrap;
    align-items: center;
}

.auth-solo-footer a    { font-size: 0.73rem; color: var(--iq-gray-400); text-decoration: none; transition: color 0.15s; }
.auth-solo-footer a:hover { color: var(--iq-dark); }
.auth-solo-footer span { margin-left: auto; font-size: 0.73rem; color: var(--iq-gray-300); }

/* Confirmation / warning icon */
.auth-check-icon {
    width: 52px; height: 52px;
    border-radius: 50%;
    background: rgba(16,185,129,0.1);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1.25rem;
}

.auth-check-icon svg {
    width: 26px; height: 26px;
    stroke: #10b981; fill: none;
    stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

.auth-check-icon--warn { background: rgba(245,158,11,0.1); }
.auth-check-icon--warn svg { stroke: #f59e0b; }

/* ── Locked / Account-locked Page ─────────────────── */
.locked-page {
    padding: 2rem 1rem;
}

.locked-card {
    background: var(--iq-white);
    border-radius: 16px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.45);
    width: 100%;
    max-width: 460px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

/* ── Public / Legal Pages ──────────────────────────── */
.public-page {
    min-height: 100vh;
    background: var(--iq-dark);
    color: var(--iq-white);
    font-family: inherit;
}

.public-nav {
    padding: 1.1rem 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.public-nav-logo { height: 40px; }
.public-nav a { font-size: 0.83rem; color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.15s; }
.public-nav a:hover { color: #fff; }

.public-body { max-width: 760px; margin: 0 auto; padding: 3rem 2rem; }
.public-body h1 { font-size: 1.8rem; font-weight: 700; margin-bottom: 0.4rem; }
.public-body .pub-meta { font-size: 0.82rem; color: rgba(255,255,255,0.35); margin-bottom: 2rem; }
.public-body h2 { font-size: 1.05rem; font-weight: 600; color: rgba(255,255,255,0.85); margin: 2rem 0 0.65rem; }
.public-body p,
.public-body li { font-size: 0.9rem; color: rgba(255,255,255,0.5); line-height: 1.75; }
.public-body ul { padding-left: 1.5rem; margin-bottom: 0.75rem; }

.public-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid rgba(255,255,255,0.07);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.public-footer-links { display: flex; gap: 1.5rem; }
.public-footer a { font-size: 0.775rem; color: rgba(255,255,255,0.3); text-decoration: none; transition: color 0.15s; }
.public-footer a:hover { color: rgba(255,255,255,0.65); }
.public-footer-copy { font-size: 0.775rem; color: rgba(255,255,255,0.2); }

/* Contact form on dark background */
.contact-form .form-group { margin-bottom: 1.35rem; }
.contact-form label { display: block; font-size: 0.8rem; font-weight: 600; color: rgba(255,255,255,0.65); margin-bottom: 0.35rem; }
.contact-form .form-control-iq { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.12); color: #fff; }
.contact-form .form-control-iq::placeholder { color: rgba(255,255,255,0.22); }
.contact-form .form-control-iq:focus { border-color: var(--iq-red); background: rgba(255,255,255,0.08); outline: none; box-shadow: 0 0 0 3px rgba(201,26,9,0.15); }

/* ── Math Captcha ────────────────────────────────── */
.captcha-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--iq-gray-700);
    margin-bottom: 0.45rem;
}

.captcha-box {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--iq-gray-50);
    border: 1.5px solid var(--iq-gray-200);
    border-radius: var(--iq-radius);
    padding: 0.55rem 0.75rem;
    transition: border-color var(--iq-transition), box-shadow var(--iq-transition);
}

.captcha-box:focus-within {
    border-color: var(--iq-red);
    box-shadow: 0 0 0 3px rgba(201,26,9,0.08);
    background: #fff;
}

.captcha-challenge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    min-width: 0;
}

.captcha-shield {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 6px;
    background: rgba(201,26,9,0.08);
    color: var(--iq-red);
    display: flex;
    align-items: center;
    justify-content: center;
}

.captcha-expr {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--iq-gray-700);
    white-space: nowrap;
}

.captcha-expr strong {
    font-weight: 700;
    color: var(--iq-dark);
    font-size: 0.95rem;
}

.captcha-input {
    width: 72px;
    flex-shrink: 0;
    border: 1.5px solid var(--iq-gray-200);
    border-radius: 6px;
    padding: 0.35rem 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--iq-dark);
    text-align: center;
    background: #fff;
    transition: border-color var(--iq-transition);
    -moz-appearance: textfield;
}

.captcha-input::-webkit-outer-spin-button,
.captcha-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.captcha-input:focus {
    outline: none;
    border-color: var(--iq-red);
}

/* ═══════════════════════════════════════════════════
   RESPONSIVE UTILITIES
   ═══════════════════════════════════════════════════ */

/* Mobile sidebar backdrop */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    z-index: 999;
}

/* Responsive grids */
.iq-grid-2     { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.iq-grid-2-3-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 1.25rem; }
.iq-grid-4     { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; text-align: center; }

/* Flex toolbar */
.iq-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.iq-toolbar-actions { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }

/* Responsive search form */
.iq-search-form { display: flex; gap: 0.5rem; flex: 1; min-width: 0; }
.iq-search-form .form-control-iq { flex: 1; min-width: 0; max-width: 300px; }

/* Username in topbar — hidden below 768px */
.topbar-username { display: inline; }

/* ── Breakpoints ───────────────────────────────────── */

@media (max-width: 992px) {
    .iq-grid-2     { gap: 1rem; }
    .iq-grid-2-3-1 { gap: 1rem; }
    .iq-grid-4     { gap: 0.75rem; }
}

@media (max-width: 768px) {
    .sidebar               { transform: translateX(-100%); }
    .sidebar.open          { transform: translateX(0); }
    .sidebar-backdrop.open { display: block; }
    .main-content          { margin-left: 0; }
    .mobile-toggle         { display: block; }
    .page-content          { padding: 1rem; overflow-x: hidden; }

    .kpi-grid      { grid-template-columns: repeat(2, 1fr); }
    .iq-grid-2     { grid-template-columns: 1fr; }
    .iq-grid-2-3-1 { grid-template-columns: 1fr; }
    .iq-grid-4     { grid-template-columns: repeat(2, 1fr); }

    .topbar          { padding: 0.6rem 1rem; }
    .topbar-title    { font-size: 1rem; }
    .topbar-username { display: none; }

    .card-body   { padding: 1rem; }
    .card-header { padding: 0.75rem 1rem; }

    .iq-toolbar  { margin-bottom: 1rem; }
    .iq-search-form .form-control-iq { max-width: 100%; }

    .login-split { grid-template-columns: 1fr; }
    .login-info  { display: none; }

    /* Prevent horizontal overflow from charts/tables */
    .card-body canvas { max-width: 100%; }
    .table-iq { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

@media (max-width: 576px) {
    .iq-toolbar         { flex-direction: column; align-items: stretch; }
    .iq-toolbar-actions { justify-content: flex-start; }
    .kpi-value          { font-size: 1.5rem; }
}

@media (max-width: 480px) {
    .kpi-grid     { grid-template-columns: 1fr; }
    .topbar       { padding: 0.5rem 0.75rem; }
    .page-content { padding: 0.75rem; }
    .topbar-title { font-size: 0.9rem; }
    .kpi-card     { padding: 1rem 1.25rem; }
    .kpi-label    { font-size: 0.7rem; }
    .kpi-value    { font-size: 1.25rem; }
    .card-header  { font-size: 0.85rem; gap: 0.5rem; flex-wrap: wrap; }
    .card-body    { padding: 0.75rem; }
    .iq-grid-4    { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }

    .table-iq th  { padding: 0.5rem 0.5rem; font-size: 0.65rem; }
    .table-iq td  { padding: 0.5rem 0.5rem; font-size: 0.8rem; }
}