assets/CSS/signup.css

/* ============================================================
   XENEX GLASS OS
   Signup Page
   ============================================================ */

:root {
    --xenex-bg: #050608;
    --xenex-glass-fill: rgba(255, 255, 255, 0.055);
    --xenex-glass-border: rgba(255, 255, 255, 0.13);

    --xenex-text-primary: #f5f7fa;
    --xenex-text-secondary: rgba(245, 247, 250, 0.68);
    --xenex-text-tertiary: rgba(245, 247, 250, 0.42);

    --xenex-blue: #3b82f6;
    --xenex-orange: #f97316;
    --xenex-red: #ef4444;

    --xenex-focus: rgba(59, 130, 246, 0.65);

    --font-display: "Space Grotesk", sans-serif;
    --font-body: "IBM Plex Sans", sans-serif;
}

/* ============================================================
   BASE
   ============================================================ */

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--xenex-bg);
}

body {
    min-width: 320px;
    min-height: 100dvh;
    margin: 0;

    overflow-x: hidden;

    background: var(--xenex-bg);
    color: var(--xenex-text-primary);

    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

/* ============================================================
   PAGE
   ============================================================ */

.login-page {
    position: relative;

    display: flex;
    align-items: center;
    justify-content: center;

    min-height: 100dvh;

    padding:
        max(24px, env(safe-area-inset-top))
        max(20px, env(safe-area-inset-right))
        max(24px, env(safe-area-inset-bottom))
        max(20px, env(safe-area-inset-left));

    isolation: isolate;
    overflow: hidden;

    background: var(--xenex-bg);
}

/* ============================================================
   AMBIENT LIGHT
   ============================================================ */

.login-ambient {
    position: absolute;
    z-index: -1;

    width: min(72vw, 620px);
    aspect-ratio: 1;

    pointer-events: none;

    border-radius: 50%;

    background:
        radial-gradient(
            circle,
            rgba(59, 130, 246, 0.26) 0%,
            rgba(59, 130, 246, 0.12) 28%,
            rgba(59, 130, 246, 0.035) 52%,
            transparent 72%
        );

    transform: translate3d(-18%, -22%, 0);

    animation: xenex-blue-drift 18s ease-in-out infinite alternate;
}

.login-ambient--orange {
    width: min(68vw, 580px);

    background:
        radial-gradient(
            circle,
            rgba(249, 115, 22, 0.20) 0%,
            rgba(249, 115, 22, 0.09) 30%,
            rgba(249, 115, 22, 0.025) 54%,
            transparent 74%
        );

    transform: translate3d(48%, 30%, 0);

    animation:
        xenex-orange-drift
        22s
        ease-in-out
        infinite
        alternate;
}

.login-ambient--red {
    width: min(56vw, 500px);

    background:
        radial-gradient(
            circle,
            rgba(239, 68, 68, 0.15) 0%,
            rgba(239, 68, 68, 0.07) 30%,
            rgba(239, 68, 68, 0.02) 54%,
            transparent 74%
        );

    transform: translate3d(34%, -42%, 0);

    animation:
        xenex-red-drift
        25s
        ease-in-out
        infinite
        alternate;
}

@keyframes xenex-blue-drift {
    from {
        transform: translate3d(-18%, -22%, 0);
    }

    to {
        transform: translate3d(5%, -5%, 0);
    }
}

@keyframes xenex-orange-drift {
    from {
        transform: translate3d(48%, 30%, 0);
    }

    to {
        transform: translate3d(24%, 12%, 0);
    }
}

@keyframes xenex-red-drift {
    from {
        transform: translate3d(34%, -42%, 0);
    }

    to {
        transform: translate3d(12%, -20%, 0);
    }
}

/* ============================================================
   GLASS CARD
   ============================================================ */

.login-card {
    position: relative;

    width: min(100%, 430px);

    border: 1px solid var(--xenex-glass-border);
    border-radius: 28px;

    background:
        linear-gradient(
            145deg,
            rgba(255, 255, 255, 0.085),
            rgba(255, 255, 255, 0.025) 45%,
            rgba(255, 255, 255, 0.045)
        );

    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.48),
        inset 0 1px 0 rgba(255, 255, 255, 0.11);

    backdrop-filter: blur(24px) saturate(125%);
    -webkit-backdrop-filter: blur(24px) saturate(125%);

    overflow: hidden;
}

/*
 * Subtle illuminated upper glass edge.
 */

.login-card::before {
    content: "";

    position: absolute;
    top: 0;
    left: 8%;

    width: 84%;
    height: 1px;

    background:
        linear-gradient(
            90deg,
            transparent,
            rgba(255, 255, 255, 0.55),
            transparent
        );

    opacity: 0.65;
}

.login-card__content {
    padding: 42px 38px 30px;
}

/* ============================================================
   HEADER
   ============================================================ */

.login-header {
    margin-bottom: 30px;
}

.login-brand {
    display: inline-flex;
    align-items: center;
    gap: 9px;

    margin-bottom: 26px;

    color: var(--xenex-text-primary);

    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.login-brand__mark {
    width: 11px;
    height: 11px;

    border-radius: 50%;

    background:
        linear-gradient(
            135deg,
            var(--xenex-blue),
            var(--xenex-orange)
        );

    box-shadow:
        0 0 18px rgba(59, 130, 246, 0.35);
}

.login-brand__name {
    line-height: 1;
}

.login-title {
    margin: 0;

    color: var(--xenex-text-primary);

    font-family: var(--font-display);
    font-size: clamp(28px, 7vw, 36px);
    font-weight: 600;
    line-height: 1.08;
    letter-spacing: -0.035em;
}

.login-description {
    max-width: 350px;

    margin: 13px 0 0;

    color: var(--xenex-text-secondary);

    font-size: 14px;
    line-height: 1.6;
}

/* ============================================================
   FORM
   ============================================================ */

.login-form {
    display: flex;
    flex-direction: column;
    gap: 17px;
}

.login-field {
    position: relative;
}

.login-field__label {
    display: block;

    margin-bottom: 8px;

    color: var(--xenex-text-secondary);

    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.login-field__control {
    position: relative;
}

.login-field__input {
    width: 100%;
    min-height: 50px;

    padding: 0 15px;

    border: 1px solid rgba(255, 255, 255, 0.105);
    border-radius: 14px;

    outline: none;

    background: rgba(0, 0, 0, 0.20);
    color: var(--xenex-text-primary);

    font: inherit;
    font-size: 14px;

    transition:
        border-color 160ms ease,
        background 160ms ease,
        box-shadow 160ms ease;
}

.login-field__control .login-field__input {
    padding-right: 72px;
}

.login-field__input::placeholder {
    color: var(--xenex-text-tertiary);
}

.login-field__input:hover {
    border-color: rgba(255, 255, 255, 0.17);
}

.login-field__input:focus {
    border-color: var(--xenex-focus);

    background: rgba(0, 0, 0, 0.27);

    box-shadow:
        0 0 0 3px rgba(59, 130, 246, 0.10);
}

/* ============================================================
   PASSWORD TOGGLE
   ============================================================ */

.login-field__toggle {
    position: absolute;
    top: 50%;
    right: 10px;

    min-width: 48px;
    min-height: 34px;

    padding: 6px 8px;

    border: 0;
    border-radius: 9px;

    background: transparent;
    color: var(--xenex-text-secondary);

    font: inherit;
    font-size: 12px;
    font-weight: 500;

    cursor: pointer;

    transform: translateY(-50%);

    transition:
        background 160ms ease,
        color 160ms ease;
}

.login-field__toggle:hover {
    background: rgba(255, 255, 255, 0.07);
    color: var(--xenex-text-primary);
}

.login-field__toggle:focus-visible {
    outline: 2px solid var(--xenex-focus);
    outline-offset: 2px;
}

/* ============================================================
   ERROR STATES
   ============================================================ */

.login-field--error .login-field__input {
    border-color: rgba(239, 68, 68, 0.65);

    box-shadow:
        0 0 0 3px rgba(239, 68, 68, 0.08);
}

.login-field__error {
    margin-top: 7px;

    color: #ff8d8d;

    font-size: 12px;
    line-height: 1.4;
}

/* ============================================================
   STATUS
   ============================================================ */

.login-status {
    min-height: 18px;

    margin-top: -2px;

    font-size: 12px;
    line-height: 1.45;
}

.login-status--info {
    color: var(--xenex-text-secondary);
}

.login-status--error {
    color: #ff8d8d;
}

/* ============================================================
   SUBMIT
   ============================================================ */

.login-submit {
    width: 100%;
    min-height: 51px;

    margin-top: 4px;

    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;

    background:
        linear-gradient(
            135deg,
            rgba(59, 130, 246, 0.90),
            rgba(59, 130, 246, 0.72)
        );

    color: #ffffff;

    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;

    cursor: pointer;

    box-shadow:
        0 12px 28px rgba(0, 0, 0, 0.22),
        inset 0 1px 0 rgba(255, 255, 255, 0.20);

    transition:
        transform 160ms ease,
        background 160ms ease,
        box-shadow 160ms ease,
        opacity 160ms ease;
}

.login-submit:hover:not(:disabled) {
    background:
        linear-gradient(
            135deg,
            rgba(59, 130, 246, 1),
            rgba(59, 130, 246, 0.80)
        );

    transform: translateY(-1px);

    box-shadow:
        0 15px 32px rgba(0, 0, 0, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.login-submit:active:not(:disabled) {
    transform: translateY(0);
}

.login-submit:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

/* ============================================================
   FOOTER
   ============================================================ */

.login-footer {
    margin-top: 26px;

    text-align: center;
}

.login-footer__account {
    margin: 0;

    color: var(--xenex-text-secondary);

    font-size: 13px;
    line-height: 1.5;
}

.login-footer__link {
    color: var(--xenex-text-primary);
    text-decoration: none;

    transition: color 160ms ease;
}

.login-footer__link:hover {
    color: var(--xenex-blue);
}

.login-footer__link:focus-visible {
    outline: 2px solid var(--xenex-focus);
    outline-offset: 3px;
    border-radius: 3px;
}

.login-footer__legal {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;

    margin-top: 17px;

    color: var(--xenex-text-tertiary);

    font-size: 11px;
}

/* ============================================================
   RESPONSIVE — SMALL PHONES
   ============================================================ */

@media (max-width: 380px) {
    .login-page {
        align-items: flex-start;

        padding-top: max(
            18px,
            env(safe-area-inset-top)
        );
        padding-bottom: max(
            18px,
            env(safe-area-inset-bottom)
        );
    }

    .login-card {
        border-radius: 23px;
    }

    .login-card__content {
        padding: 30px 22px 24px;
    }

    .login-header {
        margin-bottom: 24px;
    }

    .login-brand {
        margin-bottom: 21px;
    }

    .login-title {
        font-size: 28px;
    }

    .login-description {
        font-size: 13px;
    }

    .login-form {
        gap: 14px;
    }

    .login-field__input {
        min-height: 48px;
    }
}

/* ============================================================
   SHORT LANDSCAPE
   ============================================================ */

@media (max-height: 620px) and (orientation: landscape) {
    .login-page {
        align-items: flex-start;

        padding-top: max(
            14px,
            env(safe-area-inset-top)
        );
        padding-bottom: max(
            14px,
            env(safe-area-inset-bottom)
        );
    }

    .login-card {
        max-width: 560px;
    }

    .login-card__content {
        padding: 24px 32px;
    }

    .login-header {
        margin-bottom: 20px;
    }

    .login-brand {
        margin-bottom: 15px;
    }

    .login-form {
        gap: 12px;
    }

    .login-field__input {
        min-height: 44px;
    }

    .login-footer {
        margin-top: 18px;
    }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
    .login-ambient {
        animation: none;
    }

    .login-field__input,
    .login-field__toggle,
    .login-submit,
    .login-footer__link {
        transition: none;
    }
}