/* =============================================
   Клик Медиа — Auth Page (Login / Registration)
   ============================================= */

:root {
    --klik-bg: #1F2937;
    --klik-bg-dark: #111827;
    --klik-card-bg: #FFFFFF;
    --klik-card-subtle: #F8FAFC;
    --klik-primary: #2BB3A3;
    --klik-primary-rgb: 43, 179, 163;
    --klik-primary-hover: #249F91;
    --klik-text-dark: #1F2937;
    --klik-text-muted: rgba(31, 41, 55, 0.58);
    --klik-text-label: rgba(31, 41, 55, 0.78);
    --klik-border: rgba(31, 41, 55, 0.12);
    --klik-input-border: rgba(31, 41, 55, 0.18);
    --klik-input-bg: #F8FAFC;
    --klik-error: #DC2626;
    --klik-error-bg: rgba(220, 38, 38, 0.08);
    --klik-error-border: rgba(220, 38, 38, 0.26);
    --klik-shadow: 0 1.6rem 5rem rgba(15, 23, 42, 0.32);
    --klik-radius-card: 1.6rem;
    --klik-radius-btn: 1.2rem;
}

.klik-auth {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    min-height: 100svh;
    background:
        radial-gradient(circle at 22% 18%, rgba(var(--klik-primary-rgb), 0.18), transparent 28rem),
        linear-gradient(135deg, var(--klik-bg-dark) 0%, var(--klik-bg) 58%, #2B3647 100%);
    background-size: 100% 100%, 160% 160%;
    animation: klik-gradient-shift 18s ease infinite;
    padding: 2rem;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@keyframes klik-gradient-shift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.klik-auth__card {
    width: 100%;
    max-width: 48rem;
    background-color: var(--klik-card-bg);
    border-radius: var(--klik-radius-card);
    padding: 3.6rem 3.2rem;
    box-shadow: var(--klik-shadow);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.72);
}

/* Декоративная верхняя полоска */
.klik-auth__card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--klik-primary), #3DD5C8, var(--klik-primary));
    background-size: 200% 100%;
    animation: klik-stripe-shift 3s ease infinite;
}

@keyframes klik-stripe-shift {
    0%   { background-position: 0% 0%; }
    50%  { background-position: 100% 0%; }
    100% { background-position: 0% 0%; }
}

/* =============================================
   Logo
   ============================================= */

.klik-auth__logo {
    text-align: center;
    margin-bottom: 2.8rem;
}

.klik-auth__logo a:focus-visible,
.klik-auth__tab:focus-visible,
.klik-auth__submit:focus-visible,
.klik-auth__agreement a:focus-visible {
    outline: 3px solid rgba(var(--klik-primary-rgb), 0.34);
    outline-offset: 4px;
    border-radius: 0.8rem;
}

.klik-auth__logo .header__logo {
    display: inline-flex !important;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    width: auto !important;
    height: auto !important;
    left: auto !important;
    flex-shrink: 0;
}

.klik-auth__logo .header__logo::after {
    display: none !important;
}

.klik-auth__logo .header__logo img {
    display: block;
    height: 35px;
    width: auto;
}

.klik-auth__logo-text {
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: -0.06rem;
    line-height: 1;
    display: inline-block;
}

.klik-auth__logo-text--klik {
    color: var(--klik-text-dark);
}

.klik-auth__logo-text--media {
    color: var(--klik-primary);
}

/* =============================================
   Tabs
   ============================================= */

.klik-auth__tabs {
    display: flex;
    border-bottom: 2px solid var(--klik-border);
    margin-bottom: 2.8rem;
    position: relative;
}

.klik-auth__tab {
    flex: 1;
    padding: 1.2rem 1.6rem;
    text-align: center;
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--klik-text-muted);
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    transition: color 0.25s ease;
    line-height: 1.4;
}

.klik-auth__tab::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--klik-primary);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.klik-auth__tab:hover {
    color: var(--klik-text-dark);
}

.klik-auth__tab.is-active {
    color: var(--klik-primary);
}

.klik-auth__tab.is-active::after {
    width: 60%;
}

/* =============================================
   Forms
   ============================================= */

.klik-auth__forms {
    position: relative;
}

.klik-auth__form {
    display: none;
    animation: klik-fade-in 0.35s ease;
}

.klik-auth__form.is-visible {
    display: block;
}

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

/* =============================================
   Form fields
   ============================================= */

.klik-auth__field {
    margin-bottom: 1.8rem;
}

.klik-auth__label {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--klik-text-label);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.klik-auth__input {
    display: block;
    width: 100%;
    height: 5.6rem;
    padding: 1.35rem 1.4rem 1.25rem;
    font-size: 1.7rem;
    line-height: 1.4;
    color: var(--klik-text-dark);
    background: var(--klik-input-bg);
    border: 1px solid var(--klik-input-border);
    border-radius: 1rem;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    box-sizing: border-box;
}

.klik-auth__input:hover {
    border-color: rgba(31, 41, 55, 0.28);
}

.klik-auth__input:focus {
    background-color: #FFFFFF;
    border-color: var(--klik-primary);
    box-shadow: 0 0 0 4px rgba(var(--klik-primary-rgb), 0.14);
}

.klik-auth__input::placeholder {
    font: inherit;
    line-height: inherit;
    color: rgba(31, 41, 55, 0.42);
    opacity: 1;
}

.klik-auth__field.has-error .klik-auth__input {
    border-color: var(--klik-error);
    background-color: #FFFBFB;
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.08);
}

/* =============================================
   Password visibility toggle
   ============================================= */

.klik-auth__password-wrap {
    position: relative;
}

.klik-auth__password-wrap .klik-auth__input {
    padding-right: 4.8rem;
}

.klik-auth__password-toggle {
    position: absolute;
    top: 50%;
    right: 0.8rem;
    transform: translateY(-50%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.6rem;
    height: 3.6rem;
    padding: 0;
    background: none;
    border: none;
    border-radius: 0.8rem;
    color: var(--klik-text-muted);
    cursor: pointer;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.klik-auth__password-toggle:hover {
    color: var(--klik-text-dark);
    background-color: rgba(31, 41, 55, 0.06);
}

.klik-auth__password-toggle:focus-visible {
    outline: 2px solid rgba(var(--klik-primary-rgb), 0.34);
    outline-offset: 2px;
}

.klik-auth__password-toggle svg {
    width: 2rem;
    height: 2rem;
}

.klik-auth__eye-icon--show {
    display: block;
}

.klik-auth__eye-icon--hide {
    display: none;
}

.klik-auth__password-toggle.is-visible .klik-auth__eye-icon--show {
    display: none;
}

.klik-auth__password-toggle.is-visible .klik-auth__eye-icon--hide {
    display: block;
}

/* =============================================
   Error messages
   ============================================= */

.klik-auth__error {
    font-size: 1.2rem;
    color: var(--klik-error);
    margin-top: 0.45rem;
    min-height: 0;
    line-height: 1.4;
}

.klik-auth__error:not(:empty) {
    animation: klik-error-pop 0.22s ease;
}

@keyframes klik-error-pop {
    from { opacity: 0; transform: translateY(-3px); }
    to   { opacity: 1; transform: translateY(0); }
}

.klik-auth__form-error {
    margin-top: 1.2rem;
    padding: 0.8rem 1.2rem;
    background-color: var(--klik-error-bg);
    border: 1px solid var(--klik-error-border);
    border-radius: 0.8rem;
    color: var(--klik-error);
    font-size: 1.3rem;
    text-align: center;
    line-height: 1.5;
}

/* =============================================
   Submit button
   ============================================= */

.klik-auth__submit {
    width: 100%;
    padding: 1.4rem;
    font-size: 1.7rem;
    font-weight: 700;
    color: #FFFFFF;
    background: linear-gradient(135deg, var(--klik-primary) 0%, #33C6B7 100%);
    border: none;
    border-radius: var(--klik-radius-btn);
    cursor: pointer;
    transition: box-shadow 0.2s ease, transform 0.15s ease, filter 0.2s ease;
    margin-top: 0.6rem;
    line-height: 1.4;
    box-shadow: 0 1rem 2.2rem rgba(var(--klik-primary-rgb), 0.24);
}

.klik-auth__submit:hover {
    filter: saturate(1.05) brightness(0.98);
    box-shadow: 0 1.2rem 2.8rem rgba(var(--klik-primary-rgb), 0.34);
    transform: translateY(-1px);
}

.klik-auth__submit:active {
    transform: translateY(1px);
    box-shadow: 0 0.6rem 1.6rem rgba(var(--klik-primary-rgb), 0.26);
}

.klik-auth__submit:disabled {
    opacity: 0.72;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* =============================================
   Banners (email confirmation / password reset)
   ============================================= */

.klik-auth__banner {
    margin-bottom: 2rem;
    padding: 1.2rem 1.6rem;
    border-radius: 1rem;
    font-size: 1.4rem;
    line-height: 1.5;
    text-align: center;
}

.klik-auth__banner--success {
    background: rgba(var(--klik-primary-rgb), 0.10);
    border: 1px solid rgba(var(--klik-primary-rgb), 0.24);
    color: var(--klik-primary-hover);
}

.klik-auth__banner--error {
    background: var(--klik-error-bg);
    border: 1px solid var(--klik-error-border);
    color: var(--klik-error);
}

/* =============================================
   Forgot password link / back link
   ============================================= */

.klik-auth__forgot-link {
    text-align: right;
    margin: -1rem 0 1.8rem;
}

.klik-auth__forgot-hint {
    font-size: 1.4rem;
    color: var(--klik-text-label);
    line-height: 1.6;
    margin: 0 0 2rem;
}

.klik-auth__forgot-back {
    text-align: center;
    margin-top: 1.8rem;
}

.klik-auth__forgot-link a,
.klik-auth__forgot-back a {
    font-size: 1.35rem;
    color: var(--klik-primary);
    text-decoration: none;
    font-weight: 600;
}

.klik-auth__forgot-link a:hover,
.klik-auth__forgot-link a:focus-visible,
.klik-auth__forgot-back a:hover,
.klik-auth__forgot-back a:focus-visible {
    color: var(--klik-primary-hover);
    text-decoration: underline;
}

/* =============================================
   Reset-password page title
   ============================================= */

.klik-auth__page-title {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--klik-text-dark);
    text-align: center;
    margin: 0 0 2.8rem;
    letter-spacing: -0.03rem;
}

/* =============================================
   Agreement text
   ============================================= */

.klik-auth__register-fields.is-hidden {
    display: none;
}

.klik-auth__register-success {
    text-align: center;
    padding: 2.8rem 1.2rem 2.2rem;
    outline: none;
    animation: klik-success-in 0.32s ease;
}

.klik-auth__success-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 7.2rem;
    height: 7.2rem;
    margin: 0 auto 1.8rem;
    color: var(--klik-primary);
    background: rgba(var(--klik-primary-rgb), 0.10);
    border: 1px solid rgba(var(--klik-primary-rgb), 0.22);
    border-radius: 50%;
    box-shadow: 0 1.2rem 2.8rem rgba(var(--klik-primary-rgb), 0.18);
}

.klik-auth__success-icon svg {
    display: block;
    width: 3.8rem;
    height: 3.8rem;
    stroke: currentColor;
}

.klik-auth__success-title {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--klik-text-dark);
    margin: 0 0 0.9rem;
    line-height: 1.25;
    letter-spacing: -0.03rem;
}

.klik-auth__success-text {
    max-width: 34rem;
    margin: 0 auto;
    font-size: 1.45rem;
    color: var(--klik-text-label);
    line-height: 1.65;
}

@keyframes klik-success-in {
    from { opacity: 0; transform: translateY(8px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.klik-auth__agreement {
    margin-top: 1.8rem;
    font-size: 1.35rem;
    color: var(--klik-text-muted);
    text-align: center;
    line-height: 1.7;
}

.klik-auth__agreement a {
    color: var(--klik-primary) !important;
    text-decoration: none;
    font-weight: 500;
}

.klik-auth__agreement a:hover {
    color: #1A7A6F !important;
    text-decoration: underline;
}

/* =============================================
   Loading spinner on submit
   ============================================= */

.klik-auth__submit.is-loading {
    position: relative;
    color: transparent;
}

.klik-auth__submit.is-loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2rem;
    height: 2rem;
    margin: -1rem 0 0 -1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: klik-spinner 0.6s linear infinite;
}

@keyframes klik-spinner {
    to { transform: rotate(360deg); }
}

/* =============================================
   Responsive
   ============================================= */

@media (max-width: 480px) {
    .klik-auth {
        align-items: flex-start;
        padding: 1.2rem;
    }

    .klik-auth__card {
        padding: 2.4rem 1.6rem;
        border-radius: 1.4rem;
    }

    .klik-auth__logo {
        margin-bottom: 2.2rem;
    }

    .klik-auth__logo .header__logo {
        gap: 10px;
    }

    .klik-auth__logo .header__logo img {
        height: 30px;
    }

    .klik-auth__logo-text {
        font-size: 2rem;
    }

    .klik-auth__tabs {
        margin-bottom: 2.2rem;
    }

    .klik-auth__tab {
        padding: 1rem 0.8rem;
        font-size: 1.5rem;
    }

    .klik-auth__field {
        margin-bottom: 1.5rem;
    }

    .klik-auth__input {
        height: 5.4rem;
        padding: 1.3rem 1.2rem 1.1rem;
    }

    .klik-auth__agreement {
        font-size: 1.2rem;
    }

    .klik-auth__register-success {
        padding: 2.2rem 0.4rem 1.6rem;
    }

    .klik-auth__success-icon {
        width: 6.4rem;
        height: 6.4rem;
        margin-bottom: 1.5rem;
    }

    .klik-auth__success-icon svg {
        width: 3.4rem;
        height: 3.4rem;
    }

    .klik-auth__success-title {
        font-size: 1.9rem;
    }

    .klik-auth__success-text {
        font-size: 1.35rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .klik-auth,
    .klik-auth__card::before,
    .klik-auth__form,
    .klik-auth__error:not(:empty),
    .klik-auth__register-success,
    .klik-auth__submit.is-loading::after {
        animation: none;
    }

    .klik-auth__tab::after,
    .klik-auth__input,
    .klik-auth__submit {
        transition: none;
    }
}