/* ---------------------------------------------------------
   GLOBAL
--------------------------------------------------------- */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Inter", "Roboto", sans-serif;
    background: radial-gradient(circle at 50% 20%, #0d1b2a, #020c16 70%);
    color: #e5e7eb;
    min-height: 100vh;
    line-height: 1.4;
}

/* ---------- TOPBAR CONTAINER ---------- */

.topbar {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;     /* центрируем ВЕСЬ контент шапки */
    position: relative;

    background: linear-gradient(
        90deg,
        #d9dde2 0%,
        #f4f6f8 40%,   /* пик белого по центру */
        #f4f6f8 50%,   /* идеально белый центр */
        #0b1722 85%,
        #020915 100%
    );

    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    z-index: 20;
}

/* Внутренний контейнер */
.topbar-inner {
    width: 100%;
    max-width: 1100px;
    display: flex;
    align-items: center;
    justify-content: space-between; /* лого — слева, меню — справа */
    padding: 0 24px;
}

/* ---------- LOGO ---------- */

.logo-img {
    height: 32px;      /* уменьшили, чтобы совпадал с Serenity Mailer */
    width: auto;
    display: block;
    filter: drop-shadow(0 0 3px rgba(255,255,255,0.6));
}

/* ---------- RIGHT NAV ---------- */

.topnav a {
    text-decoration: none;
    font-size: 15px;
    margin-left: 26px;

    color: #ffffff;     /* белые ссылки — видно отлично */
    font-weight: 500;
    text-shadow: 0 0 4px rgba(0,0,0,0.7);
}

.topnav a:hover {
    color: #ffffff;
    opacity: 0.75;
}



/* ---------------------------------------------------------
   LAYOUT HELPERS
--------------------------------------------------------- */

.container {
    max-width: 1100px;
    margin: 40px auto;
    padding: 0 20px;
}

/* ---------------------------------------------------------
   CARD BLOCKS
--------------------------------------------------------- */

.card {
    background: rgba(20, 32, 44, 0.88);
    padding: 28px 32px;
    border-radius: 14px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    margin-bottom: 32px;
}

.card h2 {
    margin-bottom: 8px;
    font-size: 22px;
    color: #e2e8f0;
}

.card p {
    font-size: 15px;
    margin-top: 4px;
    opacity: 0.9;
}

/* ---------------------------------------------------------
   BUTTONS
--------------------------------------------------------- */

.btn-row {
    margin-top: 22px;
    display: flex;
    gap: 14px;
}

.btn {
    padding: 10px 22px;
    font-size: 15px;
    border-radius: 20px;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.18);
    transition: 0.2s;
}

.btn-primary {
    background-color: #1f455d;
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #23516d;
}

.btn-secondary {
    background-color: transparent;
    color: #ffffff;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* ---------------------------------------------------------
   FORMS (login / register)
--------------------------------------------------------- */

.form-card {
    background: rgba(20, 32, 44, 0.92);
    max-width: 460px;
    margin: 60px auto;
    padding: 36px 40px;
    border-radius: 14px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

.form-card h2 {
    margin-bottom: 18px;
}

.form-card label {
    display: block;
    margin-bottom: 6px;
    font-size: 15px;
}

.form-card input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid #3a4a57;
    background: #0f1a24;
    color: #e5e7eb;
    margin-bottom: 16px;
}

/* ---------------------------------------------------------
   FOOTER OPTIONAL
--------------------------------------------------------- */

.footer {
    margin-top: 80px;
    padding: 20px 0;
    text-align: center;
    opacity: 0.4;
    font-size: 14px;
}

.form-help {
    margin-top: 14px;
    font-size: 15px;
    color: #d7dde5;
}

.form-help a {
    color: #a8c7ff;                /* светло-голубой под стиль Serenity */
    text-decoration: none;
    font-weight: 500;
    transition: 0.2s ease;
}

.form-help a:hover {
    color: #cfe0ff;
    text-decoration: underline;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-link:hover .logo-img {
    opacity: 0.85;
    transition: opacity 0.2s;
}

.logout-actions {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.logout-actions .btn-primary {
    align-self: flex-start;   /* чтобы стояла как обычная кнопка */
}

.logout-cancel {
    margin-top: 4px;
}

.logout-cancel a {
    color: #a8c7ff;
    text-decoration: none;
}

.logout-cancel a:hover {
    text-decoration: underline;
}

.welcome-card h2 {
    color: #e9eef5;
}

.welcome-card p {
    margin-top: 10px;
    color: #c7d0da;
}