/*
 * ACSP Academic Day — Registration Page
 * ESG Learning Ecosystem / White–Red School Identity
 * Build: ACSP-ESG-REGIS-CSS-V2-20260721
 */

.registration-page {
    min-height: 100vh;
    color: #18362e;
    background:
        radial-gradient(circle at 5% 12%, rgba(144, 213, 160, 0.24) 0, rgba(144, 213, 160, 0) 25%),
        radial-gradient(circle at 96% 28%, rgba(181, 22, 52, 0.07) 0, rgba(181, 22, 52, 0) 24%),
        #f2f8f4;
}

.registration-page main {
    display: block;
}

.registration-page .registration-hero {
    position: relative;
    padding: 54px 20px 64px;
    overflow: hidden;
    color: #ffffff;
    background: linear-gradient(135deg, #0e4f3a 0%, #176b4d 56%, #2b8c62 100%);
}

.registration-page .registration-hero:before,
.registration-page .registration-hero:after {
    content: "";
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.registration-page .registration-hero:before {
    width: 360px;
    height: 360px;
    top: -220px;
    right: -70px;
    border: 58px solid rgba(255, 255, 255, 0.06);
}

.registration-page .registration-hero:after {
    width: 220px;
    height: 220px;
    left: -115px;
    bottom: -130px;
    background: rgba(169, 232, 111, 0.10);
}

.registration-page .registration-hero-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.registration-page .registration-hero-copy {
    min-width: 0;
}

.registration-page .registration-kicker {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 5px 12px;
    color: #ffffff;
    background: #b51634;
    border: 1px solid rgba(255, 255, 255, 0.38);
    border-radius: 999px;
    box-shadow: 0 8px 20px rgba(64, 5, 19, 0.24);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.10em;
}

.registration-page .registration-school-name {
    margin: 13px 0 0;
    color: #d8eee2;
    font-size: 15px;
    font-weight: 700;
}

.registration-page .registration-hero h1 {
    margin: 9px 0 0;
    color: #ffffff;
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
}

.registration-page .registration-hero-copy > p:last-child {
    margin: 10px 0 0;
    color: #dcefe5;
    font-size: 17px;
}

.registration-page .registration-theme-mark {
    width: 285px;
    flex: 0 0 285px;
    padding: 19px 21px;
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 21px;
    box-shadow: 0 20px 42px rgba(3, 42, 29, 0.18);
}

.registration-page .registration-theme-mark span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 54px;
    min-height: 35px;
    margin-bottom: 9px;
    color: #14593f;
    background: #dff8da;
    border-radius: 11px;
    font-size: 17px;
    font-weight: 900;
    letter-spacing: 0.08em;
}

.registration-page .registration-theme-mark strong,
.registration-page .registration-theme-mark small {
    display: block;
}

.registration-page .registration-theme-mark strong {
    color: #ffffff;
    font-size: 18px;
}

.registration-page .registration-theme-mark small {
    margin-top: 5px;
    color: #d9eee3;
    font-size: 12px;
    line-height: 1.55;
}

.registration-page .registration-content {
    position: relative;
    z-index: 2;
    width: calc(100% - 40px);
    max-width: 980px;
    margin: -30px auto 0;
    padding-bottom: 70px;
}

.registration-page .registration-toolbar {
    min-height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 18px;
    padding: 12px 18px;
    background: #ffffff;
    border: 1px solid #dfece3;
    border-radius: 17px;
    box-shadow: 0 13px 30px rgba(20, 73, 54, 0.10);
}

.registration-page .registration-back-link {
    color: #176b4d;
    font-size: 14px;
    font-weight: 800;
    text-decoration: none;
}

.registration-page .registration-back-link:hover,
.registration-page .registration-back-link:focus {
    color: #a71330;
    outline: none;
}

.registration-page .registration-status {
    padding: 7px 12px;
    color: #176b4d;
    background: #eaf6ed;
    border: 1px solid #d5eadb;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
}

.registration-page .selected-race-card {
    position: relative;
    display: grid;
    grid-template-columns: 105px minmax(0, 1fr);
    gap: 22px;
    margin-bottom: 20px;
    padding: 24px;
    overflow: hidden;
    color: #ffffff;
    background: linear-gradient(118deg, #123f31 0%, #176b4d 58%, #31845f 100%);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 22px;
    box-shadow: 0 18px 42px rgba(15, 73, 52, 0.18);
}

.registration-page .selected-race-card:after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 5px;
    background: linear-gradient(90deg, #a70f2d 0%, #d31f3f 28%, #ffffff 28%, #ffffff 42%, #d31f3f 42%, #9edb8f 100%);
}

.registration-page .selected-race-number {
    position: relative;
    z-index: 1;
    min-height: 96px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 18px;
}

.registration-page .selected-race-number small {
    color: #d8eee2;
    font-size: 11px;
    font-weight: 700;
}

.registration-page .selected-race-number strong {
    margin-top: 2px;
    color: #ffffff;
    font-size: 32px;
    line-height: 1;
}

.registration-page .selected-race-copy {
    position: relative;
    z-index: 1;
    min-width: 0;
}

.registration-page .selected-race-label {
    color: #ffeaa6;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.registration-page .selected-race-copy h2 {
    margin: 5px 0 0;
    color: #ffffff;
    font-size: 25px;
    line-height: 1.45;
}

.registration-page .selected-race-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 14px;
}

.registration-page .selected-race-meta span {
    min-width: 125px;
    padding: 8px 11px;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 11px;
    font-size: 13px;
    font-weight: 700;
}

.registration-page .selected-race-meta small {
    display: block;
    margin-bottom: 1px;
    color: #bfe0cf;
    font-size: 10px;
    font-weight: 700;
}

.registration-page .registration-form {
    display: grid;
    gap: 20px;
    margin: 0;
}

.registration-page .form-section {
    padding: 26px;
    background: #ffffff;
    border: 1px solid #dfece3;
    border-radius: 22px;
    box-shadow: 0 12px 32px rgba(20, 73, 54, 0.08);
}

.registration-page .form-section-heading {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px solid #e5eee8;
}

.registration-page .form-section-icon {
    width: 46px;
    height: 46px;
    flex: 0 0 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: linear-gradient(135deg, #176b4d, #369b6a);
    border-radius: 14px;
    box-shadow: 0 8px 18px rgba(23, 107, 77, 0.18);
    font-size: 13px;
    font-weight: 900;
}

.registration-page .form-section-heading h2 {
    margin: 0;
    color: #174f3b;
    font-size: 21px;
    line-height: 1.35;
}

.registration-page .form-section-heading p {
    margin: 4px 0 0;
    color: #71877f;
    font-size: 13px;
}

.registration-page .participant-list {
    display: grid;
    gap: 16px;
}

.registration-page .participant-card {
    min-width: 0;
    margin: 0;
    padding: 18px;
    background: #f7faf8;
    border: 1px solid #dfeae3;
    border-radius: 16px;
}

.registration-page .participant-card legend {
    padding: 5px 11px;
    color: #176b4d;
    background: #e6f3ea;
    border: 1px solid #d1e7d8;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
}

.registration-page .form-grid {
    display: grid;
    gap: 15px;
}

.registration-page .form-grid-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.registration-page .form-grid-name {
    grid-template-columns: minmax(125px, 0.45fr) minmax(0, 1fr) minmax(0, 1fr);
}

.registration-page .form-field {
    min-width: 0;
}

.registration-page .form-field-full {
    grid-column: 1 / -1;
}

.registration-page .registration-form label {
    display: block;
    margin: 0 0 7px;
    color: #294d41;
    font-size: 13px;
    font-weight: 800;
}

.registration-page .required-mark {
    color: #b51634;
}

.registration-page .registration-form input[type="text"],
.registration-page .registration-form input[type="tel"],
.registration-page .registration-form select {
    width: 100%;
    min-height: 47px;
    margin: 0;
    padding: 10px 13px;
    color: #183b30;
    background: #ffffff;
    border: 1px solid #cfded4;
    border-radius: 12px;
    font-family: inherit;
    font-size: 15px;
    line-height: 1.4;
}

.registration-page .registration-form input[type="text"]:hover,
.registration-page .registration-form input[type="tel"]:hover,
.registration-page .registration-form select:hover {
    border-color: #9fc7ae;
}

.registration-page .registration-form input[type="text"]:focus,
.registration-page .registration-form input[type="tel"]:focus,
.registration-page .registration-form select:focus {
    background: #fbfefc;
    border-color: #2b8c62;
    box-shadow: 0 0 0 4px rgba(43, 140, 98, 0.12);
    outline: none;
}

.registration-page .field-hint {
    display: block;
    margin-top: 6px;
    color: #81958d;
    font-size: 11px;
}

.registration-page .registration-notice {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 20px;
    color: #5d4a10;
    background: #fff8d9;
    border: 1px solid #eedf99;
    border-radius: 17px;
}

.registration-page .registration-notice-icon {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: #c79b18;
    border-radius: 50%;
    font-family: Georgia, serif;
    font-size: 18px;
    font-weight: 800;
}

.registration-page .registration-notice strong {
    display: block;
    color: #604b0b;
    font-size: 14px;
}

.registration-page .registration-notice p {
    margin: 3px 0 0;
    color: #79631d;
    font-size: 13px;
}

.registration-page .registration-submit-row {
    display: flex;
    align-items: stretch;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 3px;
}

.registration-page .registration-cancel-button,
.registration-page .registration-submit-button,
.registration-page .registration-back-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-family: inherit;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
}

.registration-page .registration-cancel-button {
    min-height: 56px;
    padding: 12px 20px;
    color: #536a62;
    background: #ffffff;
    border: 1px solid #d3e0d7;
    font-size: 14px;
}

.registration-page .registration-submit-button {
    min-width: 270px;
    min-height: 62px;
    flex-direction: column;
    padding: 11px 24px;
    color: #ffffff;
    background: linear-gradient(135deg, #176b4d, #2f9165);
    border: 0;
    box-shadow: 0 12px 25px rgba(23, 107, 77, 0.22);
    font-size: 15px;
}

.registration-page .registration-submit-button small {
    display: block;
    margin-top: 2px;
    color: #d8eee2;
    font-size: 10px;
    font-weight: 600;
}

.registration-page .registration-error-card {
    max-width: 620px;
    margin: 0 auto;
    padding: 42px 28px;
    text-align: center;
    background: #ffffff;
    border: 1px solid #e8d7db;
    border-radius: 22px;
    box-shadow: 0 16px 38px rgba(20, 73, 54, 0.10);
}

.registration-page .registration-error-icon {
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    color: #ffffff;
    background: #b51634;
    border-radius: 50%;
    font-size: 27px;
    font-weight: 900;
}

.registration-page .registration-error-card h2 {
    margin: 0;
    color: #8f1730;
    font-size: 23px;
}

.registration-page .registration-error-card p {
    margin: 8px 0 20px;
    color: #71877f;
}

.registration-page .registration-back-button {
    min-height: 46px;
    padding: 10px 18px;
    color: #ffffff;
    background: #176b4d;
    font-size: 14px;
}

@media (max-width: 820px) {
    .registration-page .registration-hero-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 25px;
    }

    .registration-page .registration-theme-mark {
        width: 100%;
        flex-basis: auto;
    }

    .registration-page .form-grid-name {
        grid-template-columns: 135px minmax(0, 1fr);
    }

    .registration-page .form-grid-name .form-field:last-child {
        grid-column: 2;
    }
}

@media (max-width: 620px) {
    .registration-page .registration-hero {
        padding: 45px 14px 56px;
    }

    .registration-page .registration-hero h1 {
        font-size: 32px;
    }

    .registration-page .registration-hero-copy > p:last-child {
        font-size: 15px;
    }

    .registration-page .registration-content {
        width: calc(100% - 28px);
        margin-top: -22px;
    }

    .registration-page .registration-toolbar {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .registration-page .selected-race-card {
        grid-template-columns: 72px minmax(0, 1fr);
        gap: 15px;
        padding: 19px;
    }

    .registration-page .selected-race-number {
        min-height: 72px;
        border-radius: 14px;
    }

    .registration-page .selected-race-number strong {
        font-size: 25px;
    }

    .registration-page .selected-race-copy h2 {
        font-size: 20px;
    }

    .registration-page .form-section {
        padding: 20px 17px;
        border-radius: 18px;
    }

    .registration-page .form-grid-two,
    .registration-page .form-grid-name {
        grid-template-columns: 1fr;
    }

    .registration-page .form-grid-name .form-field:last-child {
        grid-column: auto;
    }

    .registration-page .registration-submit-row {
        flex-direction: column-reverse;
    }

    .registration-page .registration-cancel-button,
    .registration-page .registration-submit-button {
        width: 100%;
        min-width: 0;
    }
}

@media (max-width: 430px) {
    .registration-page .selected-race-card {
        grid-template-columns: 1fr;
    }

    .registration-page .selected-race-number {
        width: 75px;
    }

    .registration-page .participant-card {
        padding: 15px 13px;
    }
}

/* =========================================================
   GUARDIAN / CONTACT SECTION — REGIS V3
   ========================================================= */
.registration-page .school-field {
    margin-bottom: 18px;
}

.registration-page .guardian-list {
    display: grid;
    gap: 16px;
}

.registration-page .guardian-card {
    min-width: 0;
    margin: 0;
    padding: 20px;
    background: #f7faf8;
    border: 1px solid #dfeae3;
    border-radius: 17px;
}

.registration-page .guardian-card.primary {
    background: linear-gradient(180deg, #f7fcf8 0%, #f3f9f5 100%);
    border-color: #cfe5d6;
}

.registration-page .guardian-card.secondary {
    background: #fbfcfb;
}

.registration-page .guardian-card legend {
    padding: 5px 11px;
    color: #176b4d;
    background: #e6f3ea;
    border: 1px solid #d1e7d8;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
}

.registration-page .guardian-card-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 17px;
}

.registration-page .guardian-card-heading strong {
    display: block;
    color: #174f3b;
    font-size: 15px;
}

.registration-page .guardian-card-heading p {
    margin: 3px 0 0;
    color: #71877f;
    font-size: 12px;
}

.registration-page .guardian-primary-badge {
    flex: 0 0 auto;
    padding: 6px 10px;
    color: #ffffff;
    background: #b51634;
    border-radius: 999px;
    font-size: 9px;
    font-weight: 900;
    letter-spacing: 0.08em;
    white-space: nowrap;
}

.registration-page .guardian-grid {
    display: grid;
    gap: 15px;
}

.registration-page .guardian-grid-primary {
    grid-template-columns: 145px minmax(0, 1fr) minmax(220px, 0.8fr);
}

.registration-page .guardian-grid-secondary {
    grid-template-columns: 145px minmax(0, 1fr);
}

@media (max-width: 820px) {
    .registration-page .guardian-grid-primary {
        grid-template-columns: 135px minmax(0, 1fr);
    }

    .registration-page .guardian-grid-primary .form-field:last-child {
        grid-column: 2;
    }
}

@media (max-width: 620px) {
    .registration-page .guardian-card {
        padding: 17px 14px;
    }

    .registration-page .guardian-card-heading {
        flex-direction: column;
        gap: 9px;
    }

    .registration-page .guardian-grid-primary,
    .registration-page .guardian-grid-secondary {
        grid-template-columns: 1fr;
    }

    .registration-page .guardian-grid-primary .form-field:last-child {
        grid-column: auto;
    }
}