/* ============================================================
   KATANA Registration Pages — Shared Styles
   Uses design tokens from design-tokens.css
   Light frosted-glass style matching dashboard
   ============================================================ */

/* ── Split Layout ── */
.k-reg-page {
    display: flex;
    min-height: 100vh;
    background: var(--k-bg-page);
    font-family: var(--k-font-family);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Left Brand Panel (Light Frosted Glass) ── */
.k-reg-page__brand {
    width: 42%;
    min-width: 380px;
    display: flex;
    align-items: start;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: var(--k-bg-page);
    padding: 48px 40px;
}

/* Subtle gradient orbs matching dashboard banner */
.k-reg-page__decor {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.k-reg-page__decor--1 {
    width: 500px;
    height: 500px;
    top: -200px;
    right: -180px;
    background: radial-gradient(circle, rgba(3, 159, 192, 0.08) 0%, transparent 70%);
}

.k-reg-page__decor--2 {
    width: 400px;
    height: 400px;
    bottom: -160px;
    left: -120px;
    background: radial-gradient(circle, rgba(0, 92, 148, 0.06) 0%, transparent 70%);
}

.k-reg-page__decor--3 {
    width: 200px;
    height: 200px;
    top: 40%;
    left: 50%;
    background: radial-gradient(circle, rgba(125, 211, 252, 0.08) 0%, transparent 70%);
}

/* Brand content wrapper — frosted glass card */
.k-reg-page__brand-content {
    position: relative;
    z-index: 1;
    max-width: 380px;
    background: var(--k-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--k-surface-glass-border);
    border-radius: var(--k-radius-2xl);
    padding: 36px 32px;
    box-shadow: var(--k-surface-card-glow);
}

.k-reg-page__logo-link {
    display: inline-block;
    margin-bottom: 28px;
}

.k-reg-page__logo {
    height: 36px;
    width: auto;
    /* No invert filter — show original colored logo on light bg */
}

.k-reg-page__headline {
    font-size: 26px;
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 10px;
    letter-spacing: -0.02em;
    color: var(--k-text-primary);
}

.k-reg-page__desc {
    font-size: 14px;
    line-height: 1.65;
    color: var(--k-text-secondary);
    margin: 0 0 28px;
}

/* ── Brand Features ── */
.k-reg-page__features {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.k-reg-page__feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.k-reg-page__feature-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--k-radius-md);
    background: var(--k-icon-primary-bg);
    color: var(--k-icon-primary-fg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.k-reg-page__feature strong {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 2px;
    color: var(--k-text-primary);
}

.k-reg-page__feature span {
    font-size: 12px;
    color: var(--k-text-tertiary);
    line-height: 1.4;
}

/* ── Right Form Panel ── */
.k-reg-page__form-panel {
    flex: 1;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 48px 40px;
    overflow-y: auto;
}

.k-reg-page__form-scroll {
    width: 100%;
    max-width: 600px;
}

/* ── Form Card ── */
.k-reg-card {
    background: var(--k-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--k-radius-2xl);
    padding: 40px 36px;
    border: 1px solid var(--k-surface-glass-border);
    box-shadow: var(--k-surface-card-glow);
}

.k-reg-card__title {
    font-size: 24px;
    font-weight: 800;
    color: var(--k-text-primary);
    letter-spacing: -0.02em;
    margin: 0 0 6px;
}

.k-reg-card__subtitle {
    font-size: 14px;
    color: var(--k-text-secondary);
    margin: 0 0 32px;
    line-height: 1.5;
}

/* ── Form Fields ── */
.k-reg-field {
    margin-bottom: 20px;
}

.k-reg-field__label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--k-text-primary);
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

.k-reg-field__label .required {
    color: #E53E3E;
    margin-left: 2px;
}

.k-reg-field__input {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    font-family: var(--k-font-family);
    color: var(--k-text-primary);
    background: var(--k-bg-input);
    border: 1.5px solid var(--k-border-input);
    border-radius: var(--k-radius-lg);
    outline: none;
    transition: border-color var(--k-transition-fast), box-shadow var(--k-transition-fast);
}

.k-reg-field__input:focus {
    border-color: var(--k-border-focus);
    box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.08);
}

.k-reg-field__input::placeholder {
    color: var(--k-text-tertiary);
}

.k-reg-field__input.is-invalid {
    border-color: #E53E3E;
}

.k-reg-field__error {
    font-size: 12px;
    color: #E53E3E;
    margin-top: 4px;
}

.k-reg-field__hint {
    font-size: 12px;
    color: var(--k-text-tertiary);
    margin-top: 4px;
    line-height: 1.4;
}

/* ── Row (2 columns) ── */
.k-reg-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ── Select (styled) ── */
.k-reg-field__select {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    font-family: var(--k-font-family);
    color: var(--k-text-primary);
    background: var(--k-bg-input);
    border: 1.5px solid var(--k-border-input);
    border-radius: var(--k-radius-lg);
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7'%3E%3Cpath fill='none' stroke='%23687A86' stroke-width='1.5' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    cursor: pointer;
    transition: border-color var(--k-transition-fast), box-shadow var(--k-transition-fast);
}

.k-reg-field__select:focus {
    border-color: var(--k-border-focus);
    box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.08);
}

/* ── Pill Selector (Country / Sales) ── */
.k-reg-pills__label {
    font-size: 14px;
    font-weight: 600;
    color: var(--k-text-primary);
    margin-bottom: 10px;
    display: block;
}

.k-reg-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.k-reg-pill {
    padding: 8px 16px;
    font-size: 13px;
    font-family: var(--k-font-family);
    font-weight: 500;
    color: var(--k-text-secondary);
    background: rgba(0, 92, 148, 0.04);
    border: 1.5px solid var(--k-border-light);
    border-radius: var(--k-radius-md);
    cursor: pointer;
    transition: all var(--k-transition-fast) ease;
    user-select: none;
}

.k-reg-pill:hover {
    background: rgba(0, 92, 148, 0.08);
    border-color: rgba(0, 92, 148, 0.2);
    color: var(--k-primary);
}

.k-reg-pill.selected {
    background: var(--k-primary);
    color: #fff;
    border-color: var(--k-primary);
    box-shadow: 0 2px 8px rgba(0, 92, 148, 0.2);
}

/* ── Industry Checkboxes ── */
.k-reg-checks {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.k-reg-check {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--k-text-secondary);
    background: rgba(0, 92, 148, 0.04);
    border: 1.5px solid var(--k-border-light);
    border-radius: var(--k-radius-md);
    cursor: pointer;
    transition: all var(--k-transition-fast);
    user-select: none;
}

.k-reg-check input[type="checkbox"] {
    display: none;
}

.k-reg-check.checked,
.k-reg-check:has(input:checked) {
    background: rgba(3, 159, 192, 0.08);
    border-color: var(--k-accent);
    color: var(--k-primary);
}

/* ── Submit Button ── */
.k-reg-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 28px;
    font-size: 15px;
    font-family: var(--k-font-family);
    font-weight: 600;
    color: #fff;
    background: var(--k-primary);
    border: none;
    border-radius: var(--k-radius-xl);
    cursor: pointer;
    transition: all 0.2s var(--k-ease-spring);
    box-shadow: 0 2px 8px rgba(0, 92, 148, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.12);
    margin-top: 8px;
}

.k-reg-submit:hover {
    background: var(--k-primary-hover);
    box-shadow: 0 4px 16px rgba(0, 92, 148, 0.32);
    transform: translateY(-1px);
}

/* ── Login Link ── */
.k-reg-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--k-border-light);
}

.k-reg-footer a {
    color: var(--k-primary);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
}

.k-reg-footer a:hover {
    text-decoration: underline;
}

/* ── Step Indicator (Worker Explanation) ── */
.k-reg-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 36px;
}

.k-reg-step {
    display: flex;
    align-items: center;
    gap: 0;
}

.k-reg-step__circle {
    width: 44px;
    height: 44px;
    border-radius: var(--k-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 700;
    transition: all 0.3s var(--k-ease-spring);
    flex-shrink: 0;
}

.k-reg-step__circle--upcoming {
    background: rgba(0, 92, 148, 0.04);
    color: var(--k-text-tertiary);
    border: 1.5px solid var(--k-border-light);
}

.k-reg-step__circle--active {
    background: var(--k-primary);
    color: #fff;
    border: 2px solid var(--k-primary);
    box-shadow: 0 2px 12px rgba(0, 92, 148, 0.25);
}

.k-reg-step__circle--completed {
    background: var(--k-icon-teal-bg);
    color: var(--k-icon-teal-fg);
    border: 1.5px solid var(--k-icon-teal-fg);
}

.k-reg-step__line {
    width: 48px;
    height: 2px;
    background: var(--k-border-light);
    margin: 0 4px;
}

.k-reg-step__line--active {
    background: linear-gradient(90deg, var(--k-accent), var(--k-border-light));
}

.k-reg-step__line--completed {
    background: var(--k-icon-teal-fg);
}

/* ── Explanation Content ── */
.k-reg-explain {
    text-align: center;
    padding: 0 20px;
}

.k-reg-explain__svg {
    max-width: 300px;
    width: 100%;
    height: auto;
    margin: 0 auto 28px;
    display: block;
}

.k-reg-explain__title {
    font-size: 22px;
    font-weight: 800;
    color: var(--k-primary);
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.k-reg-explain__text {
    font-size: 15px;
    color: var(--k-text-secondary);
    line-height: 1.7;
    margin: 0 0 20px;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

.k-reg-explain__list {
    list-style: none;
    padding: 0;
    margin: 0 auto 24px;
    max-width: 340px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: left;
}

.k-reg-explain__list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--k-text-secondary);
    padding: 8px 14px;
    background: rgba(0, 92, 148, 0.03);
    border-radius: var(--k-radius-md);
}

.k-reg-explain__list li i {
    color: var(--k-primary);
    font-size: 18px;
    flex-shrink: 0;
}

.k-reg-explain__highlight {
    font-size: 14px;
    color: var(--k-primary);
    font-weight: 600;
    line-height: 1.6;
    margin: 0 0 8px;
}

/* ── Navigation Button ── */
.k-reg-nav {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}

.k-reg-nav__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 48px;
    font-size: 15px;
    font-family: var(--k-font-family);
    font-weight: 600;
    color: #fff;
    background: var(--k-primary);
    border: none;
    border-radius: var(--k-radius-xl);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s var(--k-ease-spring);
    box-shadow: 0 2px 8px rgba(0, 92, 148, 0.24);
}

.k-reg-nav__btn:hover {
    background: var(--k-primary-hover);
    box-shadow: 0 4px 16px rgba(0, 92, 148, 0.32);
    transform: translateY(-1px);
    color: #fff;
    text-decoration: none;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .k-reg-page__brand {
        width: 38%;
        min-width: 320px;
        padding: 36px 28px;
    }

    .k-reg-page__brand-content {
        padding: 28px 24px;
    }

    .k-reg-page__headline {
        font-size: 22px;
    }
}

@media (max-width: 768px) {
    .k-reg-page {
        flex-direction: column;
    }

    .k-reg-page__brand {
        width: 100%;
        min-width: 0;
        min-height: auto;
        padding: 24px 16px;
    }

    .k-reg-page__brand-content {
        max-width: 100%;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .k-reg-page__features {
        display: none;
    }

    /* Hide the entire brand content wrapper on mobile for explanation pages */
    .k-reg-explain-page .k-reg-page__brand-content {
        display: none;
    }

    .k-reg-page__desc {
        margin-bottom: 0;
    }

    .k-reg-page__form-panel {
        padding: 24px 16px;
    }

    .k-reg-card {
        padding: 28px 20px;
    }

    .k-reg-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .k-reg-card__title {
        font-size: 20px;
    }

    .k-reg-step__circle {
        width: 36px;
        height: 36px;
        font-size: 13px;
        border-radius: var(--k-radius-md);
    }

    .k-reg-step__line {
        width: 28px;
    }
}