@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
    --left-pane: #2f78a8;
    --left-pane-border: #4c9fd1;
    --right-pane: #f3f4f6;
    --card-bg: #ffffff;
    --card-shadow: 0 14px 36px rgba(28, 35, 47, 0.12);
    --title-main: #f5f9fd;
    --subtitle-main: #c9e0f3;
    --title-card: #7a8090;
    --label: #3e4250;
    --input-border: #d8dbe1;
    --input-text: #4a4f5d;
    --icon: #b8bec9;
    --link: #3a82b9;
    --button: #2f7cb5;
    --button-hover: #2a72a6;
    --danger-bg: #fff2f2;
    --danger-border: #ffc9c9;
    --danger-text: #8f2424;
    --text-secondary: #6b7280;
    --border-color: #d1d5db;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

.auth-page {
    font-family: "Inter", sans-serif;
    background: var(--right-pane);
    color: var(--input-text);
}

.auth-layout {
    min-height: 100vh;
    display: flex;
}

.auth-left-pane {
    width: 60%;
    min-height: 100vh;
    background: var(--left-pane);
    border: 2px solid var(--left-pane-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 82px 56px 34px;
}

.auth-left-content {
    margin-top: 27vh;
    max-width: 690px;
}

.auth-left-title {
    margin: 0;
    color: var(--title-main);
    font-weight: 700;
    font-size: clamp(42px, 3.35vw, 62px);
    line-height: 1.06;
    letter-spacing: -0.02em;
}

.auth-left-subtitle {
    margin: 24px 0 0;
    color: var(--subtitle-main);
    font-size: clamp(20px, 1.16vw, 24px);
    line-height: 1.35;
    font-weight: 500;
}

.auth-left-copy {
    margin: 0;
    color: #9ec7e6;
    font-size: 21px;
    font-weight: 600;
}

.auth-right-pane {
    position: relative;
    width: 40%;
    min-height: 100vh;
    background: var(--right-pane);
    display: grid;
    place-items: center;
}

.dark-mode-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--card-bg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    transition: all 0.2s;
}

.dark-mode-toggle:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transform: scale(1.05);
}

.dark-mode-toggle i {
    font-size: 18px;
    color: var(--text-secondary);
}

.dark-mode-toggle .fa-sun-o {
    display: none;
}

.auth-card {
    width: min(535px, calc(100% - 66px));
    border-radius: 16px;
    background: var(--card-bg);
    box-shadow: var(--card-shadow);
    padding: 34px 48px 44px;
}

.auth-brand {
    width: 124px;
    height: 124px;
    margin: 0 auto 18px;
    border-radius: 50%;
    overflow: hidden;
}

.auth-brand-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.auth-card-title {
    max-width: 410px;
    margin: 0 auto 36px;
    text-align: center;
    color: var(--title-card);
    font-size: clamp(24px, 1.5vw, 32px);
    line-height: 1.04;
    font-weight: 600;
}

.auth-status {
    margin-bottom: 12px;
    border: 1px solid #a7f3d0;
    border-radius: 10px;
    background: #ecfdf5;
    padding: 10px 14px;
    color: #065f46;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
}

.auth-alert {
    margin-bottom: 12px;
    border: 1px solid var(--danger-border);
    border-radius: 10px;
    background: var(--danger-bg);
    padding: 10px 14px;
}

.auth-alert-list {
    margin: 0;
    padding-left: 20px;
    color: var(--danger-text);
    font-size: 14px;
    line-height: 1.4;
}

.auth-form {
    display: grid;
    gap: 14px;
}

.auth-label {
    margin-top: 2px;
    color: var(--label);
    font-weight: 700;
    font-size: 20px;
    line-height: 1.2;
}

.auth-input-wrap {
    position: relative;
}

.auth-input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--icon);
}

.auth-input-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.auth-input {
    width: 100%;
    height: 54px;
    border: 2px solid var(--input-border);
    border-radius: 10px;
    background: #fff;
    padding: 0 14px 0 38px;
    color: var(--input-text);
    font-family: "Inter", sans-serif;
    font-size: 18px;
    line-height: 1;
}

.auth-input::placeholder {
    color: #9fa4ae;
}

.auth-input:focus {
    outline: none;
    border-color: #98afc3;
    box-shadow: 0 0 0 4px rgba(112, 152, 183, 0.16);
}

.auth-row {
    margin: 8px 0 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.auth-remember {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #8e949f;
    font-size: 18px;
    font-weight: 600;
    line-height: 1;
}

.auth-remember input {
    width: 18px;
    height: 18px;
    margin: 0;
    border-radius: 50%;
    accent-color: #4d9bd0;
}

.auth-forgot {
    color: var(--link);
    font-size: 18px;
    font-weight: 700;
    text-decoration: underline;
}

.auth-forgot:hover {
    color: #2d74a9;
}

.auth-submit {
    height: 54px;
    border: 0;
    border-radius: 10px;
    background: var(--button);
    color: #fff;
    font-family: "Inter", sans-serif;
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.auth-submit:hover {
    background: var(--button-hover);
}

.auth-submit:focus-visible {
    outline: 3px solid rgba(47, 124, 181, 0.35);
    outline-offset: 2px;
}

body.dark-mode.auth-page {
    background: #111722;
}

body.dark-mode .auth-left-pane {
    background: #1b2432;
    border-color: #212a30;
}

body.dark-mode .auth-right-pane {
    background: #111722;
}

body.dark-mode .dark-mode-toggle .fa-moon-o {
    display: none;
}

body.dark-mode .dark-mode-toggle .fa-sun-o {
    display: inline-block;
    color: #fbbf24;
}

body.dark-mode .auth-card {
    background: #1b2432;
    box-shadow: 0 16px 38px rgba(0, 0, 0, 0.4);
}

body.dark-mode .auth-card-title {
    color: #c0c9d8;
}

body.dark-mode .auth-label {
    color: #dbe5f4;
}

body.dark-mode .auth-input {
    background: #141b27 !important;
    border-color: #354053 !important;
    color: #e4ebf6 !important;
}

body.dark-mode .auth-input::placeholder {
    color: #8c97aa;
}

body.dark-mode .auth-input:focus {
    border-color: #7397bf;
    box-shadow: 0 0 0 4px rgba(115, 151, 191, 0.2);
}

body.dark-mode .auth-input:-webkit-autofill,
body.dark-mode .auth-input:-webkit-autofill:hover,
body.dark-mode .auth-input:-webkit-autofill:focus,
body.dark-mode .auth-input:-webkit-autofill:active {
    -webkit-text-fill-color: #e4ebf6 !important;
    -webkit-box-shadow: 0 0 0 1000px #141b27 inset !important;
    transition: background-color 5000s ease-in-out 0s;
}

body.dark-mode .auth-input-icon {
    color: #8f9bb0;
}

body.dark-mode .auth-remember {
    color: #a6b3c6;
}

body.dark-mode .auth-forgot {
    color: #7eb6e1;
}

body.dark-mode .auth-status {
    background: #064e3b;
    border-color: #065f46;
    color: #a7f3d0;
}

body.dark-mode .auth-submit {
    background: #2e6e9c;
}

body.dark-mode .auth-submit:hover {
    background: #25597e;
}

body.dark-mode .dark-mode-toggle {
    background: #1e293b;
    border-color: #334155;
}

body.dark-mode .dark-mode-toggle:hover {
    background: #334155;
}

@media (max-width: 1380px) {
    .auth-left-pane {
        padding: 56px 40px 28px;
    }

    .auth-left-title {
        font-size: clamp(36px, 2.8vw, 52px);
    }

    .auth-left-subtitle {
        font-size: clamp(17px, 1.08vw, 21px);
    }

    .auth-left-copy {
        font-size: 16px;
    }

    .auth-card {
        width: min(480px, calc(100% - 40px));
        padding: 24px 30px 28px;
    }

    .auth-card-title {
        font-size: clamp(21px, 1.2vw, 26px);
    }

    .auth-label,
    .auth-forgot,
    .auth-remember {
        font-size: 15px;
    }

    .auth-input,
    .auth-submit {
        height: 48px;
        font-size: 15px;
    }
}

@media (max-width: 1024px) {
    .auth-left-pane {
        display: none;
    }

    .auth-right-pane {
        width: 100%;
        min-height: 100vh;
        padding: 72px 0 30px;
    }

    .auth-card {
        width: min(620px, calc(100% - 44px));
    }

}

@media (max-width: 640px) {
    .auth-right-pane {
        padding: 52px 0 22px;
    }

    .auth-card {
        width: calc(100% - 24px);
        padding: 20px 16px 22px;
    }

    .auth-brand {
        width: 98px;
        height: 98px;
        margin-bottom: 12px;
    }

    .auth-card-title {
        font-size: 20px;
        margin-bottom: 12px;
    }

    .auth-label,
    .auth-remember,
    .auth-forgot {
        font-size: 14px;
    }

    .auth-input,
    .auth-submit {
        height: 44px;
        font-size: 14px;
    }
}