:root {
    --primary: #3A7BD5;
    --primary-dark: #2A5BA0;
    --secondary: #7B46D6;
    --accent: #D97706;
    --text: #1A202C;
    --text-light: #4A5568;
    --muted: #718096;
    --border: #CBD5E0;
    --success: #059669;
    --error: #DC2626;
    --warning: #D97706;
    --background: linear-gradient(135deg, #5667d6 0%, #663a92 100%);
    --card-bg: rgba(255, 255, 255, 0.9);
    --shadow: 0 15px 20px -5px rgba(0, 0, 0, 0.15), 0 8px 8px -4px rgba(0, 0, 0, 0.08);
}

* {
    box-sizing: border-box
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

    body.auth {
        margin: 0;
        padding: 0;
        font-family: 'Inter', 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
        color: var(--text);
        background: var(--background);
        min-height: 100vh;
        height: 100vh;
        display: flex;
        flex-direction: column;
    }

/* Top bar */
.auth-topbar {
    background: #fff;
    border-bottom: 1px solid #f0f0f0
}

.auth-topbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between
}

.brand-inline {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600
}

.brand-bag {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    line-height: 1;
    font-size: 16px;
}

.brand-text {
    font-size: 20px;
    color: var(--primary);
    font-weight: 700;
}

.divider-dot {
    opacity: .5
}

.page-title {
    font-weight: 600
}

.help-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

    .help-link:hover {
        text-decoration: underline
    }

/* Hero */
.auth-hero {
    background: var(--background);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
    flex: 1;
    display: flex;
    align-items: center;
}

.auth-hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(100, 99, 170, 0.35) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(100, 99, 170, 0.25) 0%, transparent 50%);
    pointer-events: none;
}

.auth-hero-inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 16px;
    display: grid;
    grid-template-columns: 1.2fr .9fr;
    gap: 56px;
    align-items: center;
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-left {
    color: #fff;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    max-width: 380px;
    margin: 0 auto;
}

.bag-hero {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: block;
}

.bag-svg {
    width: 100%;
    height: 100%
}

.brand-word {
    font-size: 58px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-top: 0;
    background: linear-gradient(135deg, #fff 0%, #e0f2fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 18px;
    line-height: 1.5;
    margin-top: 12px;
    opacity: 0.9;
    font-weight: 400;
}

.features-list {
    margin-top: 24px;
    text-align: left;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
    font-weight: 500;
}

.check-icon {
    width: 20px;
    height: 20px;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 12px;
    flex-shrink: 0;
}

/* Card */
.hero-right {
    display: flex;
    justify-content: flex-start
}

.auth-card {
    width: 100%;
    max-width: 480px;
    background: var(--card-bg);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card-title {
    margin: 0 0 24px 0;
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    text-align: center;
}

/* Form */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text);
    font-size: 14px;
}

.form-input {
    width: 100%;
    padding: 16px 16px;
    border: 2px solid var(--border);
    border-radius: 12px;
    font-size: 16px;
    background: #fff;
    outline: none;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
    transform: translateY(-1px);
}

.form-input::placeholder {
    color: var(--text-light);
    font-weight: 400;
}

.field-error {
    display: block;
    color: var(--error);
    font-size: 13px;
    margin-top: 8px;
    font-weight: 500;
}

.btn-primary {
    width: 100%;
    padding: 16px 24px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary) 100%);
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(58, 123, 213, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.hr-or {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
}

.hr-or::before, .hr-or::after {
    content: "";
    height: 1px;
    background: var(--border);
    flex: 1;
}

.hr-or span {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
    background: var(--card-bg);
    padding: 0 16px;
}

.forgot-password {
    text-align: center;
    margin: 20px 0;
}

.forgot-link {
    color: var(--primary-dark);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.social-row {
    display: flex;
    gap: 16px;
}

.btn-social {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 20px;
    background: #fff;
    border: 2px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
    color: var(--text);
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 14px;
}

.btn-social:hover {
    background: #f0f2f5;
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    text-decoration: none;
    color: var(--text);
    box-shadow: 0 4px 12px rgba(58, 123, 213, 0.2);
}

.btn-social .ico {
    font-weight: 800;
}

.btn-social.google-btn {
    border-color: #dadce0;
}

.btn-social.google-btn:hover {
    background: #f8f9fa;
    border-color: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(58, 123, 213, 0.2);
}

.btn-social.google-btn svg {
    flex-shrink: 0;
}

.terms, .login {
    font-size: 14px;
    color: var(--text-light);
    text-align: center;
    margin-top: 24px;
    font-weight: 500;
}

.terms a, .login a {
    color: var(--primary-dark);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.terms a:hover, .login a:hover {
    color: var(--primary);
    text-decoration: underline;
}

@media (max-width:1024px) {
    .auth-hero-inner {
        grid-template-columns: 1fr;
        gap: 28px
    }

    .hero-left {
        order: 2
    }

    .hero-right {
        order: 1;
        justify-content: center
    }

    .bag-hero {
        width: 300px;
        height: 300px
    }

    .brand-word {
        font-size: 56px
    }

    .tagline {
        font-size: 20px
    }
}
/* Removed white bottom area - full screen */
.hero-right {
    display: flex;
    justify-content: flex-start;
    align-items: center;
}
/* ===== Footer ===== */
.auth-footer {
    background: #fff;
    color: #555;
    font-size: 13px;
    line-height: 1.6;
    border-top: 1px solid #eee;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    max-width: 1180px;
    margin: 0 auto;
    padding: 40px 20px 20px;
}

.footer-col h4 {
    font-weight: 600;
    font-size: 14px;
    color: #000;
    margin-bottom: 12px;
}

.footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

    .footer-col ul li {
        margin-bottom: 6px;
        cursor: pointer;
    }

        .footer-col ul li:hover {
            color: #ee4d2d;
        }

.footer-icons img,
.footer-apps img {
    height: 28px;
    margin: 4px;
    object-fit: contain;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #eee;
    padding: 18px;
    color: #999;
    font-size: 12px;
    background: #f9f9f9;
}
/* Input lỗi giống Shopee */
.form-input.is-invalid {
    border-color: #ee4d2d !important;
    box-shadow: 0 0 0 1px #ee4d2d inset;
}

.field-error {
    color: #ee4d2d;
    font-size: 12px;
    margin-top: 6px;
    display: block;
}

/* Nút disabled: màu nhạt + trỏ chuột gạch chéo */
.btn-primary:disabled {
    background: #f4a79a;
    cursor: not-allowed;
    opacity: .95;
}

    .btn-primary:disabled:hover {
        background: #f4a79a;
    }
/* OTP container */
.otp-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 0 100px;
  background: #fff;
}

/* Steps progress */
.otp-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 40px;
  gap: 12px;
}
.otp-steps .circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #ddd;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}
.otp-steps .line {
  width: 60px;
  height: 2px;
  background: #ddd;
}
.otp-steps .active .circle,
.otp-steps .active + .line {
  background: #26aa99;
}
.otp-steps p {
  font-size: 13px;
  text-align: center;
  color: #333;
  margin-top: 6px;
}

/* Card */
.otp-card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  padding: 40px 50px;
  text-align: center;
  position: relative;
}
.back-arrow {
  position: absolute;
  top: 16px;
  left: 20px;
  color: #ee4d2d;
  font-size: 20px;
  text-decoration: none;
}
.otp-inputs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 24px 0;
}
.otp-box {
  width: 40px;
  height: 48px;
  font-size: 22px;
  text-align: center;
  border: 1px solid #ccc;
  border-radius: 4px;
}
.otp-box:focus {
  border-color: #ee4d2d;
  outline: none;
}
#resendText {
  font-size: 13px;
  color: #999;
  margin-bottom: 16px;
}
#resendLink {
  color: #ee4d2d;
  text-decoration: none;
  font-weight: 500;
}
#btnVerify:disabled {
  background: #f4a79a;
  cursor: not-allowed;
}
/* OTP container */
.otp-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 60px 0 100px;
    background: #fff;
}

/* Steps progress */
.otp-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
    gap: 12px;
}

    .otp-steps .circle {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: #ddd;
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: bold;
    }

    .otp-steps .line {
        width: 60px;
        height: 2px;
        background: #ddd;
    }

    .otp-steps .active .circle,
    .otp-steps .active + .line {
        background: #26aa99;
    }

    .otp-steps p {
        font-size: 13px;
        text-align: center;
        color: #333;
        margin-top: 6px;
    }

/* Card */
.otp-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    padding: 40px 50px;
    text-align: center;
    position: relative;
}

.back-arrow {
    position: absolute;
    top: 16px;
    left: 20px;
    color: #ee4d2d;
    font-size: 20px;
    text-decoration: none;
}

.otp-inputs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 24px 0;
}

.otp-box {
    width: 40px;
    height: 48px;
    font-size: 22px;
    text-align: center;
    border: 1px solid #ccc;
    border-radius: 4px;
}

    .otp-box:focus {
        border-color: #ee4d2d;
        outline: none;
    }

#resendText {
    font-size: 13px;
    color: #999;
    margin-bottom: 16px;
}

#resendLink {
    color: #ee4d2d;
    text-decoration: none;
    font-weight: 500;
}

#btnVerify:disabled {
    background: #f4a79a;
    cursor: not-allowed;
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-success {
    background: #f0f9ff;
    border: 1px solid #0ea5e9;
    color: #0ea5e9;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

/* Loại bỏ mọi pseudo-element và icon không mong muốn */
.alert-success::before,
.alert-success::after,
.alert-success span::before,
.alert-success span::after {
    display: none !important;
    content: "" !important;
    width: 0 !important;
    height: 0 !important;
    background: none !important;
    background-image: none !important;
}

/* Đảm bảo btn-close chỉ hiển thị icon X, không có background-color */
.alert-success .btn-close {
    opacity: 1;
    filter: brightness(0) saturate(100%) invert(58%) sepia(95%) saturate(1234%) hue-rotate(168deg) brightness(95%) contrast(89%);
    background-color: transparent !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23000'%3e%3cpath d='M.293.293a1 1 0 0 1 1.414 0L8 6.586 14.293.293a1 1 0 1 1 1.414 1.414L9.414 8l6.293 6.293a1 1 0 0 1-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 0 1-1.414-1.414L6.586 8 .293 1.707a1 1 0 0 1 0-1.414z'/%3e%3c/svg%3e");
    background-size: 16px;
    background-repeat: no-repeat;
    background-position: center;
    border: none !important;
    box-shadow: none !important;
}

.alert-success .btn-close::before,
.alert-success .btn-close::after {
    display: none !important;
}

/* Đảm bảo span chỉ hiển thị text, không có icon hoặc background */
.alert-success > span {
    display: inline-block !important;
    flex: 1;
    background: transparent !important;
    background-color: transparent !important;
    background-image: none !important;
    border: none !important;
    box-shadow: none !important;
}

/* Ẩn icon không mong muốn */
.alert-success i,
.alert-success .icon,
.alert-success [class*="icon"],
.alert-success svg:not(.btn-close svg),
.alert-success img {
    display: none !important;
}

/* Chỉ cho phép span và btn-close hiển thị */
.alert-success > *:not(span):not(.btn-close) {
    display: none !important;
}

.alert-error {
    background: #fff5f5;
    border: 1px solid #ff4444;
    color: #ff4444;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

/* Override Material Dashboard background-image */
body .alert-success {
    background-image: none !important;
    background: #f0f9ff !important;
}