/*
 * 拾山品牌定制 - 登录页面样式（品牌 4.0 版）
 */

@import url('https://fonts.googleapis.com/css2?family=Lexend:wght@300;400;500;600;700&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

body.login {
    /* Adjust column ratio here for quick rollback (previous: minmax(320px, 1fr) minmax(360px, 440px)) */
    --login-left-col: 1fr;
    --login-right-col: 1fr;
    --login-bg: #f5f7fb;
    --login-surface: #ffffff;
    --login-text: #1f2933;
    --login-muted: #6b7280;
    --login-border: #e5e7eb;
    --login-accent: #f7b500;
    --login-accent-strong: #e0a500;
    --login-shadow: 0 30px 60px rgba(15, 23, 42, 0.12);
    --login-card-shadow: 0 20px 40px rgba(15, 23, 42, 0.14);
    --login-radius-lg: 24px;
    --login-radius-md: 14px;
    --login-input-bg: #f8fafc;
    --login-hero-image: url("../images/login-hero.webp");

    font-family: "Source Sans 3", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--login-text);
    background:
        radial-gradient(circle at 18% 8%, rgba(247, 181, 0, 0.14), transparent 40%),
        radial-gradient(circle at 82% 12%, rgba(148, 163, 184, 0.18), transparent 46%),
        linear-gradient(120deg, #f6f7fb 0%, #f1f5fb 48%, #ffffff 100%);
    min-height: 100vh;
    display: grid;
    grid-template-columns: var(--login-left-col) var(--login-right-col);
    align-items: center;
    justify-items: center;
    column-gap: clamp(24px, 5vw, 72px);
    padding: 0 clamp(24px, 4vw, 48px) 0 0;
    position: relative;
    overflow-x: hidden;
}

body.login * {
    box-sizing: border-box;
}

body.login::before {
    content: "";
    grid-column: 1 / 2;
    grid-row: 1;
    width: 100%;
    height: 100%;
    min-height: 100vh;
    border-radius: 0 var(--login-radius-lg) var(--login-radius-lg) 0;
    background-color: #f9fafb;
    background-image:
        linear-gradient(180deg, rgba(255, 255, 255, 0.65) 0%, rgba(255, 255, 255, 0.05) 60%),
        var(--login-hero-image);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    box-shadow: var(--login-shadow);
    animation: login-hero-in 0.7s ease-out;
    z-index: 0;
    align-self: stretch;
    justify-self: stretch;
}

#login {
    grid-column: 2 / 3;
    grid-row: 1;
    width: min(440px, 92%);
    margin: 0;
    padding: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 18px;
    animation: login-card-in 0.6s ease-out;
    justify-self: center;
    align-self: center;
}

#login h1 {
    display: none;
}

.language-switcher {
    display: none;
}

.shishan-login-topbar {
    position: absolute;
    top: clamp(18px, 3vw, 32px);
    right: clamp(20px, 3vw, 40px);
    z-index: 2;
}

.shishan-login-about {
    font-size: 14px;
    color: var(--login-muted);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.shishan-login-about:hover {
    color: var(--login-text);
    border-color: rgba(148, 163, 184, 0.4);
    background: rgba(255, 255, 255, 0.7);
}

.shishan-login-intro {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.shishan-login-intro h2 {
    font-family: "Lexend", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 28px;
    font-weight: 600;
    margin: 0;
    letter-spacing: 0.02em;
}

.shishan-login-intro h2::after {
    content: "";
    display: block;
    width: 36px;
    height: 3px;
    margin-top: 8px;
    border-radius: 999px;
    background: var(--login-accent);
}

.shishan-login-intro p {
    margin: 0;
    color: var(--login-muted);
    font-size: 14px;
}

.login form {
    background: var(--login-surface);
    border: 1px solid var(--login-border);
    border-radius: var(--login-radius-lg);
    box-shadow: var(--login-card-shadow);
    padding: clamp(24px, 3vw, 32px);
}

.login form p {
    margin: 0 0 16px;
}

.login form p:last-of-type {
    margin-bottom: 0;
}

.login label {
    color: var(--login-text);
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 6px;
    display: inline-block;
}

.login input[type="text"],
.login input[type="password"] {
    border-radius: 999px;
    border: 1px solid var(--login-border);
    padding: 10px 16px 10px 44px;
    width: 100%;
    height: 46px;
    background-color: var(--login-input-bg);
    color: var(--login-text);
    font-size: 15px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.login input#user_login {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%239aa3af' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 21a8 8 0 0 0-16 0'/%3E%3Ccircle cx='12' cy='7' r='4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 16px center;
    background-size: 18px 18px;
}

.login input#user_pass {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%239aa3af' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='11' width='18' height='11' rx='2'/%3E%3Cpath d='M7 11V7a5 5 0 0 1 10 0v4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 16px center;
    background-size: 18px 18px;
    padding-right: 52px;
}

.login input[type="text"]:focus,
.login input[type="password"]:focus {
    border-color: var(--login-accent);
    box-shadow: 0 0 0 4px rgba(247, 181, 0, 0.18);
    outline: none;
    background-color: #ffffff;
}

.login .wp-pwd {
    position: relative;
}

.login .wp-pwd .button.wp-hide-pw {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    border: 0;
    background: transparent;
    box-shadow: none;
    color: var(--login-muted);
    padding: 4px;
}

.login .wp-pwd .button.wp-hide-pw:hover {
    color: var(--login-text);
}

.login .button-primary {
    background: var(--login-accent) !important;
    border-color: var(--login-accent) !important;
    color: #1a1a1a !important;
    text-shadow: none !important;
    border-radius: 999px !important;
    padding: 0 24px !important;
    height: 44px !important;
    line-height: 44px !important;
    font-weight: 700 !important;
    letter-spacing: 0.08em;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    width: 100% !important;
    margin-top: 6px !important;
    cursor: pointer;
}

.login .button-primary:hover {
    background: var(--login-accent-strong) !important;
    border-color: var(--login-accent-strong) !important;
    transform: translateY(-1px);
    box-shadow: 0 12px 20px rgba(247, 181, 0, 0.25) !important;
}

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

.login .forgetmenot {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    width: 100%;
    float: none;
}

.login .forgetmenot input[type="checkbox"] {
    border-radius: 4px;
    border-color: var(--login-border);
    margin: 0;
}

.login .forgetmenot .shishan-remember-wrap {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.login .forgetmenot .shishan-remember-wrap label {
    margin: 0;
}

.login .forgetmenot .shishan-forgot-wrap {
    margin-left: auto;
}

.login .forgetmenot .shishan-forgot-wrap a {
    color: var(--login-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
    display: inline-flex;
    align-items: center;
    line-height: 1.4;
}

.login .forgetmenot .shishan-forgot-wrap a:hover {
    color: var(--login-accent-strong);
}

.login #nav {
    text-align: right;
    margin: 6px 4px 0;
}

.login #nav a {
    color: var(--login-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.login #nav a:hover {
    color: var(--login-accent-strong);
}

.login #backtoblog {
    display: none;
}

.login .notice,
.login .message,
.login #login_error,
.login .updated {
    border-radius: 10px;
    border: 1px solid var(--login-border);
    border-left-width: 4px !important;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.05);
    margin: 0;
    padding: 12px 16px;
}

.login .message,
.login .updated {
    border-left-color: var(--login-accent) !important;
}

.login #login_error {
    border-left-color: #ef4444 !important;
}

@keyframes login-hero-in {
    from {
        opacity: 0;
        transform: translateX(-12px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes login-card-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1280px) {
    body.login {
        column-gap: clamp(16px, 4vw, 48px);
        padding-right: clamp(20px, 3vw, 32px);
    }
}

@media (max-width: 1024px) {
    body.login {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        justify-items: center;
        row-gap: 16px;
        padding: 24px;
    }

    body.login::before {
        grid-column: 1;
        grid-row: 1;
        width: 100%;
        height: auto;
        min-height: 260px;
        border-radius: var(--login-radius-lg);
    }

    #login {
        grid-column: 1;
        grid-row: 2;
        width: min(520px, 92vw);
    }

    .shishan-login-topbar {
        top: clamp(18px, 3vw, 32px);
        right: clamp(20px, 3vw, 40px);
    }
}

@media (max-width: 720px) {
    body.login {
        padding: 20px;
        gap: 16px;
        align-items: stretch;
        grid-template-rows: auto;
    }

    body.login::before {
        display: none;
    }

    #login {
        animation: none;
        grid-row: 1;
        width: 100%;
    }

}

@media (prefers-reduced-motion: reduce) {
    body.login::before,
    #login {
        animation: none;
    }
}