/* ================================================================
   QBS Stock Hemo — Premium Login Page CSS
   Split-Screen Layout · PHP 7.3 Compatible · Responsive
   ================================================================ */

/* ─── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    /* Brand Blues */
    --login-primary: #1e3a5f;
    --login-primary-light: #2563eb;
    --login-primary-dark: #0f2744;
    --login-accent: #3b82f6;
    --login-accent-glow: rgba(59, 130, 246, 0.35);

    /* Neutrals */
    --login-white: #ffffff;
    --login-gray-50: #f8fafc;
    --login-gray-100: #f1f5f9;
    --login-gray-200: #e2e8f0;
    --login-gray-300: #cbd5e1;
    --login-gray-400: #94a3b8;
    --login-gray-500: #64748b;
    --login-gray-600: #475569;
    --login-gray-700: #334155;
    --login-gray-800: #1e293b;
    --login-gray-900: #0f172a;

    /* Feedback */
    --login-danger: #ef4444;
    --login-danger-bg: #fef2f2;
    --login-danger-border: #fecaca;
    --login-success: #22c55e;
    --login-success-bg: #f0fdf4;
    --login-success-border: #bbf7d0;

    /* Design Tokens */
    --login-radius: 12px;
    --login-radius-lg: 16px;
    --login-shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 8px 24px rgba(0,0,0,0.06);
    --login-shadow-input: 0 1px 2px rgba(0,0,0,0.04);
    --login-shadow-btn: 0 4px 14px rgba(37, 99, 235, 0.30);
    --login-font: 'Inter', 'Prompt', system-ui, -apple-system, sans-serif;
    --login-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
    height: 100%;
    overflow: hidden;
}

body.login-page {
    font-family: var(--login-font);
    background: var(--login-gray-50);
    color: var(--login-gray-800);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

/* ─── Split-Screen Layout ──────────────────────────────────── */
.login-wrapper {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

/* ─── Left: Branding Panel ─────────────────────────────────── */
.login-brand-panel {
    position: relative;
    width: 520px;
    flex-shrink: 0;
    background: linear-gradient(160deg, #0f172a 0%, #1e3a5f 40%, #1e40af 100%);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 44px 48px;
    overflow: hidden;
    z-index: 1;
}

/* Decorative background elements */
.login-brand-panel::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.login-brand-panel::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: -60px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.10) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

/* Animated geometric shapes */
.login-brand-decor {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.login-brand-decor .shape {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    animation: floatShape 20s ease-in-out infinite;
}

.login-brand-decor .shape:nth-child(1) {
    width: 120px; height: 120px;
    top: 15%; right: 8%;
    transform: rotate(15deg);
    animation-delay: 0s;
}

.login-brand-decor .shape:nth-child(2) {
    width: 80px; height: 80px;
    top: 55%; right: 20%;
    transform: rotate(-12deg);
    animation-delay: -5s;
    border-radius: 50%;
}

.login-brand-decor .shape:nth-child(3) {
    width: 60px; height: 60px;
    bottom: 20%; left: 15%;
    transform: rotate(30deg);
    animation-delay: -10s;
}

.login-brand-decor .shape:nth-child(4) {
    width: 140px; height: 140px;
    top: 35%; left: -30px;
    transform: rotate(-8deg);
    animation-delay: -15s;
    border-radius: 50%;
    border-color: rgba(255, 255, 255, 0.03);
}

@keyframes floatShape {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.5; }
    25%      { transform: translateY(-12px) rotate(5deg); opacity: 0.8; }
    50%      { transform: translateY(-6px) rotate(-3deg); opacity: 0.6; }
    75%      { transform: translateY(-16px) rotate(8deg); opacity: 0.9; }
}

/* Brand Content */
.login-brand-content {
    position: relative;
    z-index: 2;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-brand-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 60px;
}

.login-brand-logo-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--login-accent), #6366f1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
}

.login-brand-logo-icon svg {
    width: 22px;
    height: 22px;
}

.login-brand-logo-text {
    color: rgba(255, 255, 255, 0.92);
    font-weight: 700;
    font-size: 19px;
    letter-spacing: -0.3px;
}

.login-brand-title {
    font-size: 42px;
    font-weight: 800;
    color: #fff;
    line-height: 1.12;
    letter-spacing: -0.5px;
    margin-bottom: 18px;
}

.login-brand-title span {
    background: linear-gradient(135deg, #93c5fd, #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-brand-subtitle {
    color: rgba(148, 197, 253, 0.70);
    font-size: 15.5px;
    line-height: 1.7;
    max-width: 360px;
}

/* Feature List */
.login-brand-features {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-brand-feature {
    display: flex;
    align-items: center;
    gap: 14px;
}

.login-brand-feature-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(59, 130, 246, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #60a5fa;
    flex-shrink: 0;
}

.login-brand-feature-icon svg {
    width: 18px;
    height: 18px;
}

.login-brand-feature span {
    font-size: 14px;
    color: rgba(203, 213, 225, 0.80);
    font-weight: 400;
}

/* Brand Footer */
.login-brand-footer {
    position: relative;
    z-index: 2;
    padding-top: 32px;
}

.login-brand-footer p {
    font-size: 12px;
    color: rgba(148, 197, 253, 0.28);
}

/* ─── Right: Form Panel ────────────────────────────────────── */
.login-form-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--login-gray-50);
    overflow-y: auto;
}

.login-form-center {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 32px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--login-white);
    border-radius: var(--login-radius-lg);
    padding: 34px 36px 38px;
    box-shadow: var(--login-shadow-card);
    border: 1px solid var(--login-gray-200);
    animation: loginCardIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.login-company-logo {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin: 0 auto 24px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--login-gray-100);
    line-height: 0;
    text-align: center;
    overflow: hidden;
}

.login-company-logo img {
    display: block;
    width: auto;
    max-width: 220px;
    max-height: 96px;
    height: auto;
    margin: 0 auto;
    object-fit: contain;
}

@keyframes loginCardIn {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Card Header */
.login-card-header {
    text-align: center;
    margin-bottom: 28px;
}

.qbio-login-page .login-card-icon {
    display: none;
}

.login-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--login-primary-light);
}

.login-card-icon svg {
    width: 26px;
    height: 26px;
}

.login-card-header h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--login-gray-900);
    letter-spacing: -0.3px;
    margin-bottom: 8px;
}

.login-card-header p {
    font-size: 14px;
    color: var(--login-gray-500);
    line-height: 1.5;
}

/* ─── Alert / Error Messages ───────────────────────────────── */
.login-alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--login-radius);
    font-size: 13.5px;
    margin-bottom: 24px;
    animation: alertSlideIn 0.35s ease-out;
}

.login-alert svg {
    flex-shrink: 0;
    margin-top: 1px;
}

.login-alert-error {
    background: var(--login-danger-bg);
    border: 1px solid var(--login-danger-border);
    color: var(--login-danger);
}

.login-alert-success {
    background: var(--login-success-bg);
    border: 1px solid var(--login-success-border);
    color: var(--login-success);
}

@keyframes alertSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─── Form Fields ──────────────────────────────────────────── */
.login-field {
    margin-bottom: 22px;
}

.login-field-label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--login-gray-700);
    margin-bottom: 8px;
    letter-spacing: -0.1px;
}

.login-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.login-input-icon {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--login-gray-400);
    pointer-events: none;
    transition: var(--login-transition);
    z-index: 2;
}

.login-input {
    width: 100%;
    padding: 12px 16px 12px 48px;
    background: var(--login-white);
    border: 1.5px solid var(--login-gray-200);
    border-radius: var(--login-radius);
    font-size: 14px;
    color: var(--login-gray-800);
    outline: none;
    transition: var(--login-transition);
    box-shadow: var(--login-shadow-input);
    font-family: var(--login-font);
}

.login-input::placeholder {
    color: var(--login-gray-400);
}

.login-input:hover {
    border-color: var(--login-gray-300);
}

.login-input:focus {
    border-color: var(--login-accent);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.10), var(--login-shadow-input);
}

.login-input:focus ~ .login-input-icon,
.login-input:focus + .login-input-icon {
    color: var(--login-accent);
}

/* Fix: when icon is before input, use sibling selector */
.login-input-wrap:focus-within .login-input-icon {
    color: var(--login-accent);
}

/* Toggle Password Button */
.login-toggle-pw {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    padding: 8px;
    border-radius: 8px;
    color: var(--login-gray-400);
    cursor: pointer;
    transition: var(--login-transition);
    background: none;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.login-toggle-pw:hover {
    color: var(--login-gray-600);
    background: var(--login-gray-100);
}

/* ─── Remember Me & Forgot Password Row ───────────────────── */
.login-options-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

/* Custom Checkbox */
.login-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13.5px;
    color: var(--login-gray-600);
    -webkit-user-select: none;
    user-select: none;
}

.login-checkbox input[type="checkbox"] {
    display: none;
}

.login-checkbox-mark {
    width: 18px;
    height: 18px;
    border: 1.5px solid var(--login-gray-300);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--login-transition);
    flex-shrink: 0;
    background: var(--login-white);
}

.login-checkbox input:checked + .login-checkbox-mark {
    background: var(--login-primary-light);
    border-color: var(--login-primary-light);
}

.login-checkbox input:checked + .login-checkbox-mark svg {
    opacity: 1;
}

.login-checkbox-mark svg {
    width: 12px;
    height: 12px;
    color: #fff;
    opacity: 0;
    transition: var(--login-transition);
}

.login-forgot-link {
    font-size: 13px;
    color: var(--login-primary-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--login-transition);
}

.login-forgot-link:hover {
    color: var(--login-primary);
    text-decoration: underline;
}

/* ─── Submit Button ────────────────────────────────────────── */
.login-submit-btn {
    width: 100%;
    padding: 13px 24px;
    border: none;
    border-radius: var(--login-radius);
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--login-primary-light), #4f46e5);
    box-shadow: var(--login-shadow-btn);
    cursor: pointer;
    transition: var(--login-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--login-font);
    letter-spacing: -0.1px;
    position: relative;
    overflow: hidden;
}

.login-submit-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.login-submit-btn:hover {
    box-shadow: 0 6px 24px rgba(37, 99, 235, 0.40);
    transform: translateY(-1px);
}

.login-submit-btn:hover::before {
    opacity: 1;
}

.login-submit-btn:active {
    transform: translateY(0);
    box-shadow: var(--login-shadow-btn);
}

.login-submit-btn svg {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}

.login-submit-btn:hover svg {
    transform: translateX(3px);
}

/* Loading state */
.login-submit-btn.is-loading {
    pointer-events: none;
    opacity: 0.85;
}

.login-submit-btn .login-spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: loginSpin 0.6s linear infinite;
}

.login-submit-btn.is-loading .login-spinner { display: inline-block; }
.login-submit-btn.is-loading .login-btn-text { display: none; }
.login-submit-btn.is-loading svg { display: none; }

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

/* ─── Divider ──────────────────────────────────────────────── */
.login-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 28px 0;
    color: var(--login-gray-400);
    font-size: 12.5px;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--login-gray-200);
}

/* ─── Help Text ────────────────────────────────────────────── */
.login-help-text {
    text-align: center;
    font-size: 13px;
    color: var(--login-gray-500);
    margin-top: 24px;
    line-height: 1.5;
}

.login-help-text a {
    color: var(--login-primary-light);
    text-decoration: none;
    font-weight: 500;
}

.login-help-text a:hover {
    text-decoration: underline;
}

/* ─── Footer ───────────────────────────────────────────────── */
.login-footer {
    padding: 20px 32px;
    text-align: center;
    border-top: 1px solid var(--login-gray-200);
    background: var(--login-white);
}

.login-footer p {
    font-size: 12px;
    color: var(--login-gray-400);
    line-height: 1.6;
}

.login-footer p + p {
    margin-top: 2px;
}

/* ─── Security Badge ──────────────────────────────────────── */
.login-security-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 20px;
    font-size: 12px;
    color: var(--login-gray-400);
}

.login-security-badge svg {
    width: 14px;
    height: 14px;
    color: var(--login-success);
}

/* ─── Responsive ───────────────────────────────────────────── */

/* Tablet */
@media (max-width: 1024px) {
    .login-brand-panel {
        width: 420px;
        padding: 36px 40px;
    }

    .login-brand-title {
        font-size: 34px;
    }

    .login-brand-subtitle {
        font-size: 14px;
    }
}

/* Mobile: hide branding, full-width form */
@media (max-width: 768px) {
    html, body {
        overflow-y: auto;
    }

    .login-wrapper {
        flex-direction: column;
    }

    .login-brand-panel {
        display: none;
    }

    .login-form-panel {
        min-height: 100vh;
    }

    .login-form-center {
        padding: 24px 20px;
    }

    .login-card {
        padding: 32px 24px;
        border-radius: var(--login-radius);
        box-shadow: none;
        border: none;
        background: transparent;
    }

    /* Show a mini branding on mobile */
    .login-mobile-brand {
        display: flex !important;
        flex-direction: column;
        align-items: center;
        margin-bottom: 32px;
    }

    .login-mobile-brand .login-brand-logo-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 16px;
    }

    .login-mobile-brand h2 {
        font-size: 20px;
        font-weight: 700;
        color: var(--login-gray-900);
        text-align: center;
    }

    .login-mobile-brand p {
        font-size: 13px;
        color: var(--login-gray-500);
        margin-top: 4px;
    }

    .login-card-icon {
        display: none;
    }

    .login-submit-btn {
        padding: 14px 24px;
    }
}

/* Small phones */
@media (max-width: 380px) {
    .login-card {
        padding: 24px 16px;
    }

    .login-options-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}

/* Desktop: Hide mobile branding */
@media (min-width: 769px) {
    .login-mobile-brand {
        display: none !important;
    }
}

/* ─── Forgot Password Modal ────────────────────────────────── */
.login-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none; /* hidden by default */
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.login-modal-overlay.show {
    display: flex;
    opacity: 1;
}

.login-modal {
    background: var(--login-white);
    border-radius: var(--login-radius-lg);
    width: 90%;
    max-width: 400px;
    padding: 32px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
}

.login-modal-overlay.show .login-modal {
    transform: translateY(0) scale(1);
}

.login-modal-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--login-gray-100);
    color: var(--login-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.login-modal h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--login-gray-900);
    margin-bottom: 12px;
}

.login-modal p {
    font-size: 14px;
    color: var(--login-gray-500);
    line-height: 1.5;
    margin-bottom: 24px;
}

.login-modal-close-btn {
    width: 100%;
    padding: 10px 20px;
    border-radius: var(--login-radius);
    background: var(--login-gray-100);
    color: var(--login-gray-700);
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: var(--login-transition);
}

.login-modal-close-btn:hover {
    background: var(--login-gray-200);
    color: var(--login-gray-900);
}