.registration-page {
    min-width: 320px;
    min-height: 100svh;
    margin: 0;
    color: var(--landing-text, #f5f7ff);
    background:
        radial-gradient(ellipse at 52% -12%, rgba(64, 148, 188, .19), transparent 42%),
        radial-gradient(ellipse at 100% 58%, rgba(117, 79, 220, .13), transparent 34%),
        radial-gradient(ellipse at 0% 84%, rgba(39, 108, 150, .08), transparent 32%),
        #070910;
    font-family: var(--landing-sans, Inter, "Helvetica Neue", Arial, sans-serif);
}

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

.registration-page a { text-decoration: none; }

.registration-shell {
    width: min(100% - 48px, 1180px);
    margin-inline: auto;
}

.registration-skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 2000;
    padding: 10px 15px;
    color: #031116;
    background: #72e6ff;
    border-radius: 8px;
    font-weight: 800;
    transform: translateY(-160%);
    transition: transform .2s ease;
}

.registration-skip-link:focus { color: #031116; transform: translateY(0); }

/* Minimal header */
.registration-header {
    padding: 24px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .065);
}

.registration-header__inner {
    min-height: 42px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.registration-wordmark {
    display: inline-flex;
    align-items: baseline;
    gap: 9px;
    color: #fff;
}

.registration-wordmark:hover,
.registration-wordmark:focus { color: #fff; }
.registration-wordmark strong { font-size: .94rem; font-weight: 820; letter-spacing: .035em; }
.registration-wordmark > span { color: #465066; font-weight: 400; }
.registration-wordmark small { color: #818b9e; font: 620 .58rem/1 var(--landing-mono, monospace); letter-spacing: .06em; text-transform: uppercase; }

.registration-header__nav { display: flex; align-items: center; gap: 18px; }
.registration-header__nav > span { color: #687286; font-size: .68rem; }
.registration-header__nav a { color: #99a3b6; font-size: .68rem; font-weight: 680; transition: color .2s ease; }
.registration-header__nav a:hover { color: #fff; }

.registration-header__login {
    min-height: 39px;
    display: inline-flex;
    align-items: center;
    padding: 0 15px;
    color: #dfe5ef !important;
    border: 1px solid rgba(255, 255, 255, .13);
    border-radius: 999px;
}

.registration-header__login:hover { background: rgba(255, 255, 255, .045); border-color: rgba(114, 230, 255, .3); }

/* Intro */
.registration-main { padding: clamp(54px, 6vw, 84px) 0 clamp(80px, 10vw, 140px); }
.registration-content { max-width: 1100px; }

.registration-introduction {
    display: grid;
    grid-template-columns: minmax(0, .88fr) minmax(390px, 1.12fr);
    align-items: center;
    gap: clamp(36px, 6vw, 76px);
    margin-bottom: clamp(34px, 4vw, 48px);
}

.registration-introduction__text { min-width: 0; }

.registration-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 21px;
    color: #98a2b5;
    font: 700 .63rem/1 var(--landing-mono, monospace);
    letter-spacing: .11em;
    text-transform: uppercase;
}

.registration-eyebrow i {
    width: 6px;
    height: 6px;
    background: #51e1a4;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(81, 225, 164, .7);
}

.registration-introduction h1 {
    margin: 0;
    padding: 0 0 .12em;
    color: #f6f8fd;
    font-family: var(--landing-sans, Inter, "Helvetica Neue", Arial, sans-serif);
    font-size: clamp(3.2rem, 5.7vw, 5.3rem);
    font-weight: 750;
    letter-spacing: -.06em;
    line-height: 1.04;
    text-transform: none;
}

.registration-introduction__copy {
    max-width: 570px;
    margin: 20px 0 0;
    color: #8e98aa;
    font-size: .98rem;
    line-height: 1.7;
}

.registration-principle {
    margin: 22px 0 0;
    color: #8b96a9;
    font-size: 1rem;
    line-height: 1.55;
}

.registration-principle strong { color: #c3eef7; font-weight: 700; }

.registration-environment {
    position: relative;
    min-width: 0;
}

.registration-environment::before {
    content: "";
    position: absolute;
    inset: -22% -16%;
    z-index: -1;
    background:
        radial-gradient(circle at 32% 43%, rgba(114, 230, 255, .18), transparent 43%),
        radial-gradient(circle at 72% 58%, rgba(157, 123, 255, .16), transparent 48%);
    border-radius: 50%;
    filter: blur(22px);
    pointer-events: none;
}

.registration-environment__console {
    position: relative;
    overflow: hidden;
    background: linear-gradient(145deg, rgba(18, 25, 41, .95), rgba(8, 12, 22, .98));
    border: 1px solid rgba(170, 207, 255, .18);
    border-radius: 20px;
    box-shadow:
        0 30px 75px rgba(0, 0, 0, .45),
        0 0 60px rgba(103, 82, 210, .11),
        inset 0 1px 0 rgba(255, 255, 255, .055);
}

.registration-environment__console::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(118deg, rgba(255, 255, 255, .045), transparent 28%);
    pointer-events: none;
}

.registration-environment__bar {
    min-height: 42px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 0 14px;
    color: #7d879a;
    background: rgba(255, 255, 255, .025);
    border-bottom: 1px solid rgba(255, 255, 255, .075);
    font: 600 .55rem/1 var(--landing-mono, monospace);
}

.registration-environment__dots { display: flex; gap: 5px; }
.registration-environment__dots i { width: 7px; height: 7px; background: #ff6b78; border-radius: 50%; }
.registration-environment__dots i:nth-child(2) { background: #f6c85f; }
.registration-environment__dots i:nth-child(3) { background: #51e1a4; }

.registration-environment__live {
    justify-self: end;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #51e1a4;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.registration-environment__live i {
    width: 5px;
    height: 5px;
    background: currentColor;
    border-radius: 50%;
    box-shadow: 0 0 9px currentColor;
    animation: registration-status-pulse 2.2s ease-in-out infinite;
}

.registration-environment__map {
    position: relative;
    min-height: 285px;
    padding: 20px;
    background-image:
        linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px);
    background-size: 24px 24px;
}

.registration-environment__node {
    position: absolute;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    background: rgba(18, 26, 42, .95);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, .3);
}

.registration-environment__node--cloud { top: 18px; left: 50%; transform: translateX(-50%); }
.registration-environment__node--docker { top: 104px; left: 20px; }
.registration-environment__node--linux { top: 104px; right: 20px; }

.registration-environment__node-icon {
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    color: #72e6ff;
    background: rgba(114, 230, 255, .08);
    border: 1px solid rgba(114, 230, 255, .14);
    border-radius: 8px;
    font-size: .82rem;
}

.registration-environment__node--docker .registration-environment__node-icon { color: #5eb9ff; }
.registration-environment__node--linux .registration-environment__node-icon { color: #f4cb55; }
.registration-environment__node > span:last-child { display: flex; flex-direction: column; }
.registration-environment__node small { color: #748096; font: 600 .46rem/1.2 var(--landing-mono, monospace); letter-spacing: .07em; text-transform: uppercase; }
.registration-environment__node strong { margin-top: 2px; color: #ebeff7; font: 700 .61rem/1.2 var(--landing-mono, monospace); }

.registration-environment__line {
    position: absolute;
    z-index: 1;
    display: block;
    opacity: .75;
}

.registration-environment__line--vertical {
    top: 66px;
    bottom: 73px;
    left: 50%;
    width: 1px;
    background: linear-gradient(#72e6ff, rgba(157, 123, 255, .35));
}

.registration-environment__line--left,
.registration-environment__line--right {
    top: 82px;
    width: calc(50% - 68px);
    height: 50px;
    border-top: 1px solid rgba(114, 230, 255, .6);
}

.registration-environment__line--left { left: 68px; border-left: 1px solid rgba(114, 230, 255, .6); border-top-left-radius: 9px; }
.registration-environment__line--right { right: 68px; border-right: 1px solid rgba(114, 230, 255, .6); border-top-right-radius: 9px; }

.registration-environment__rack {
    position: absolute;
    right: 48px;
    bottom: 17px;
    left: 48px;
    z-index: 2;
    padding: 9px;
    background: rgba(7, 11, 19, .86);
    border: 1px solid rgba(157, 123, 255, .2);
    border-radius: 11px;
    box-shadow: 0 16px 35px rgba(0, 0, 0, .34), inset 0 0 28px rgba(157, 123, 255, .025);
}

.registration-environment__rack-heading,
.registration-environment__service { display: flex; align-items: center; }
.registration-environment__rack-heading { justify-content: space-between; padding: 0 3px 7px; color: #9da7ba; font: 600 .48rem/1 var(--landing-mono, monospace); }
.registration-environment__rack-heading small { color: #51e1a4; font-size: .43rem; }

.registration-environment__service {
    min-height: 27px;
    gap: 7px;
    padding: 0 8px;
    color: #cbd2df;
    background: rgba(255, 255, 255, .025);
    border: 1px solid rgba(255, 255, 255, .055);
    border-radius: 6px;
    font: 550 .47rem/1 var(--landing-mono, monospace);
}

.registration-environment__service + .registration-environment__service { margin-top: 5px; }
.registration-environment__service > i { width: 5px; height: 5px; background: #51e1a4; border-radius: 50%; box-shadow: 0 0 7px rgba(81, 225, 164, .65); }
.registration-environment__service em { margin-left: auto; color: #51e1a4; font-size: .42rem; font-style: normal; }

.registration-environment__terminal {
    min-height: 39px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 0 14px;
    color: #7c879b;
    background: rgba(3, 7, 13, .7);
    border-top: 1px solid rgba(255, 255, 255, .065);
    font: 550 .48rem/1 var(--landing-mono, monospace);
}

.registration-environment__terminal b { color: #72e6ff; }
.registration-environment__terminal strong { color: #51e1a4; font-size: .46rem; font-weight: 650; white-space: nowrap; }
.registration-environment__terminal strong i { margin-right: 4px; }

@keyframes registration-status-pulse {
    0%, 100% { opacity: .55; transform: scale(.9); }
    50% { opacity: 1; transform: scale(1.15); }
}

/* Open form sections */
.registration-form-surface {
    position: relative;
    width: 100%;
}

.registration-form-surface::before {
    content: "";
    position: absolute;
    top: -80px;
    right: 12%;
    left: 12%;
    z-index: -1;
    height: 180px;
    background: radial-gradient(ellipse, rgba(114, 230, 255, .055), transparent 68%);
    filter: blur(16px);
    pointer-events: none;
}

.registration-form fieldset {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.registration-section {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(35px, 7vw, 92px);
    padding: 42px 0 54px !important;
    border-top: 1px solid rgba(255, 255, 255, .105) !important;
}

.registration-section__heading > span {
    display: block;
    margin-bottom: 16px;
    color: #72e6ff;
    font: 700 .58rem/1 var(--landing-mono, monospace);
    letter-spacing: .08em;
}

.registration-section__heading h2 {
    margin: 0;
    color: #e9edf5;
    font-family: var(--landing-sans, sans-serif);
    font-size: 1.08rem;
    font-weight: 720;
    letter-spacing: -.02em;
    line-height: 1.25;
    text-transform: none;
}

.registration-section__heading p {
    margin: 9px 0 0;
    color: #697387;
    font-size: .71rem;
    line-height: 1.55;
}

.registration-section__fields { min-width: 0; }
.registration-grid { display: grid; gap: 16px; }
.registration-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.registration-grid--message { grid-template-columns: minmax(0, 1.3fr) minmax(190px, .7fr); align-items: start; }
.registration-grid + .registration-grid,
.registration-field + .registration-grid { margin-top: 20px; }
.registration-section__fields > .registration-field + .registration-field { margin-top: 20px; }

.registration-field { min-width: 0; }
.registration-field > label,
.registration-field__label-row label,
.registration-field__group-label {
    display: block;
    margin-bottom: 9px;
    color: #cbd2df;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .015em;
}

.registration-field__label-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.registration-field__label-row > span { margin-bottom: 9px; color: #626c7f; font: 530 .51rem/1 var(--landing-mono, monospace); text-transform: uppercase; }
.registration-field__optional { margin-left: 5px; color: #606a7d; font: 520 .51rem/1 var(--landing-mono, monospace); text-transform: uppercase; }

.registration-field input.form-underline,
.registration-field textarea.form-underline {
    width: 100%;
    margin: 0;
    color: #f0f3f8;
    background: rgba(12, 16, 27, .66);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 9px;
    outline: 0;
    font-family: var(--landing-sans, sans-serif);
    font-size: .79rem;
    caret-color: #72e6ff;
    transition: background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.registration-field input.form-underline { height: 50px; padding: 0 14px; }
.registration-field textarea.form-underline { min-height: 107px; height: 107px; padding: 14px; resize: vertical; line-height: 1.55; }
.registration-field input::placeholder,
.registration-field textarea::placeholder { color: #576174; opacity: 1; }

.registration-field input.form-underline:hover,
.registration-field textarea.form-underline:hover { background: rgba(15, 20, 33, .78); border-color: rgba(255, 255, 255, .18); }

.registration-field input.form-underline:focus,
.registration-field textarea.form-underline:focus {
    background: rgba(15, 20, 33, .94);
    border-color: rgba(114, 230, 255, .62);
    box-shadow: 0 0 0 3px rgba(114, 230, 255, .075);
}

.registration-field input.error_input,
.registration-field textarea.error_input { border-color: rgba(255, 107, 122, .72) !important; box-shadow: 0 0 0 3px rgba(220, 53, 69, .07) !important; }

.registration-validator p,
#email_validator p,
#phone_validator p,
#username_validator p,
#password_validator p,
#confirm_password_validator p,
#key_validator p {
    margin: 6px 0 0;
    color: #ff91a0 !important;
    font-size: .65rem;
    line-height: 1.4;
}

/* Existing validation and visibility hooks */
.registration-availability-field,
.registration-password-field { position: relative; }
.registration-availability-field .form-underline,
.registration-password-field .form-underline { padding-right: 47px !important; }

.registration-availability-indicator {
    position: absolute;
    top: 50%;
    right: 13px;
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #51e1a4;
    transform: translateY(-50%);
    pointer-events: none;
}

.registration-availability-indicator[hidden] { display: none; }
.registration-availability-indicator svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.8; stroke-linecap: round; stroke-linejoin: round; }

.registration-password-toggle {
    position: absolute;
    top: 50%;
    right: 5px;
    width: 39px;
    height: 39px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    color: #7c879a;
    background: transparent;
    border: 0;
    border-radius: 8px;
    transform: translateY(-50%);
    transition: color .2s ease, background .2s ease;
}

.registration-password-toggle:hover,
.registration-password-toggle:focus-visible { color: #fff; background: rgba(255, 255, 255, .055); }
.registration-password-toggle:focus-visible { outline: 2px solid #72e6ff; outline-offset: 2px; }
.registration-password-toggle svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.registration-password-toggle__hide,
.registration-password-toggle[aria-pressed="true"] .registration-password-toggle__show { display: none; }
.registration-password-toggle[aria-pressed="true"] .registration-password-toggle__hide { display: block; }

/* Language */
.registration-language { display: flex; flex-direction: column; gap: 8px; }
.registration-language label { position: relative; margin: 0; cursor: pointer; }
.registration-language input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.registration-language label > span {
    min-height: 49px;
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 0 13px;
    color: #9da7b8;
    background: rgba(12, 16, 27, .55);
    border: 1px solid rgba(255, 255, 255, .09);
    border-radius: 9px;
    font-size: .7rem;
    transition: color .2s ease, background .2s ease, border-color .2s ease;
}

.registration-language label > span i { width: 14px; height: 14px; display: block; border: 1px solid #647084; border-radius: 50%; box-shadow: inset 0 0 0 3px #0d121e; }
.registration-language input:checked + span { color: #e8f5f8; background: rgba(114, 230, 255, .045); border-color: rgba(114, 230, 255, .35); }
.registration-language input:checked + span i { background: #72e6ff; border-color: #72e6ff; }
.registration-language input:focus-visible + span { outline: 2px solid #72e6ff; outline-offset: 2px; }

/* Final action */
.registration-submit-row {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(35px, 7vw, 92px);
    align-items: start;
    padding: 42px 0 0;
    border-top: 1px solid rgba(255, 255, 255, .105);
}

.registration-submit-row__copy { display: flex; flex-direction: column; }
.registration-submit-row__copy strong { color: #e4e8f0; font-size: .86rem; }
.registration-submit-row__copy span { margin-top: 7px; color: #697387; font-size: .68rem; line-height: 1.55; }
.registration-submit { display: flex; flex-direction: column; align-items: stretch; gap: 14px; }

.registration-submit__button {
    width: 100%;
    min-height: 53px;
    color: #031116;
    background: linear-gradient(135deg, #bdf6ff, #69dff6);
    border: 0;
    border-radius: 9px;
    box-shadow: 0 12px 30px rgba(114, 230, 255, .14);
    font-size: .77rem;
    font-weight: 850;
    transition: background .2s ease, box-shadow .2s ease, transform .2s ease;
}

.registration-submit__button:hover,
.registration-submit__button:focus-visible { color: #02090c; background: linear-gradient(135deg, #d4faff, #82eafb); box-shadow: 0 16px 36px rgba(114, 230, 255, .22); transform: translateY(-2px); }
.registration-submit__button:focus-visible { outline: 2px solid #72e6ff; outline-offset: 3px; }
.registration-submit__button:disabled { opacity: .65; cursor: wait; transform: none; }

.registration-error-notice {
    display: flex;
    gap: 11px;
    padding: 13px 14px;
    color: #fff;
    background: rgba(220, 53, 69, .09);
    border: 1px solid rgba(255, 107, 122, .42);
    border-radius: 9px;
}

.registration-error-notice[hidden] { display: none; }
.registration-error-notice__icon { flex: 0 0 24px; width: 24px; height: 24px; display: inline-flex; align-items: center; justify-content: center; color: #fff; background: #dc3545; border-radius: 50%; font-size: .7rem; font-weight: 800; }
.registration-error-notice__content { min-width: 0; display: flex; flex-direction: column; gap: 3px; line-height: 1.4; }
.registration-error-notice__content strong { font-size: .72rem; }
.registration-error-notice__content > span { color: rgba(255, 255, 255, .7); font-size: .65rem; }
.registration-error-notice__link { width: fit-content; min-height: 33px; margin: 2px 0 -5px; padding: 5px 0; color: #ff9aa5; background: transparent; border: 0; font-size: .66rem; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.registration-error-notice__link:hover,
.registration-error-notice__link:focus-visible { color: #fff; }

#register_button.registration-submit__button--error,
#register_button.registration-submit__button--error:hover,
#register_button.registration-submit__button--error:focus { color: #fff; background: #dc3545; box-shadow: 0 8px 22px rgba(220, 53, 69, .24); }

/* Footer */
.registration-footer { padding: 25px 0; border-top: 1px solid rgba(255, 255, 255, .065); }
.registration-footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 25px; color: #596376; font: 550 .57rem/1.5 var(--landing-mono, monospace); }
.registration-footer a { color: #778296; }
.registration-footer a:hover { color: #72e6ff; }

.registration-wordmark:focus-visible,
.registration-header__nav a:focus-visible,
.registration-footer a:focus-visible { outline: 2px solid #72e6ff; outline-offset: 3px; }

@media (min-width: 1600px) {
    .registration-shell { width: min(100% - 96px, 1260px); }
}

@media (max-width: 899.98px) {
    .registration-introduction { grid-template-columns: minmax(0, .9fr) minmax(330px, 1.1fr); gap: 30px; }
    .registration-section,
    .registration-submit-row { grid-template-columns: 150px minmax(0, 1fr); gap: 35px; }
}

@media (max-width: 699.98px) {
    .registration-shell { width: min(100% - 28px, 1180px); }
    .registration-header { padding: 16px 0; }
    .registration-wordmark > span,
    .registration-wordmark small,
    .registration-header__nav > span,
    .registration-header__nav > a:first-child { display: none; }
    .registration-main { padding: 52px 0 90px; }
    .registration-introduction { grid-template-columns: 1fr; gap: 34px; margin-bottom: 38px; }
    .registration-introduction h1 { font-size: clamp(3rem, 14vw, 4.6rem); }
    .registration-introduction__copy { font-size: .9rem; }
    .registration-principle { font-size: .94rem; }
    .registration-environment { width: min(100%, 560px); }
    .registration-section,
    .registration-submit-row { grid-template-columns: 1fr; gap: 28px; }
    .registration-section { padding: 34px 0 44px !important; }
    .registration-section__heading { max-width: 360px; }
    .registration-section__heading > span { margin-bottom: 10px; }
    .registration-section__heading p { margin-top: 6px; }
    .registration-grid--two,
    .registration-grid--message { grid-template-columns: 1fr; }
    .registration-grid { gap: 20px; }
    .registration-submit-row { padding-top: 34px; }
    .registration-language { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .registration-footer__inner { justify-content: center; text-align: center; }
    .registration-footer__inner > span { display: none; }
}

@media (max-width: 419.98px) {
    .registration-shell { width: min(100% - 20px, 1180px); }
    .registration-header__login { min-height: 37px; padding-inline: 13px; }
    .registration-introduction h1 { font-size: 2.85rem; letter-spacing: -.05em; }
    .registration-environment__map { min-height: 274px; padding-inline: 12px; }
    .registration-environment__node--docker { left: 10px; }
    .registration-environment__node--linux { right: 10px; }
    .registration-environment__rack { right: 12px; left: 12px; }
    .registration-environment__terminal { align-items: flex-start; flex-direction: column; justify-content: center; gap: 4px; padding-block: 8px; }
    .registration-field__label-row > span { max-width: 130px; text-align: right; line-height: 1.35; }
    .registration-language { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition-duration: .01ms !important; }
    .registration-environment__live i { animation: none; }
}