/* ==================================================================
   Golden Core Mining — AI Infrastructure Ownership Request
   Premium multi-step lead-capture form
   ================================================================== */

.gcm-irf-section {
    --irf-bg-0: #0a0604;
    --irf-bg-1: #1a120a;
    --irf-bg-2: #2a1d0d;
    --irf-gold: #FFB703;
    --irf-gold-light: #FFD60A;
    --irf-cyan: #FFB703;
    --irf-cyan-light: #FFD55A;
    --irf-electric: #FF9A1F;
    --irf-text: #FFFFFF;
    --irf-text-soft: #F5EBD3;
    --irf-muted: #C9B999;
    --irf-border: rgba(255, 183, 3, 0.18);
    --irf-border-strong: rgba(255, 183, 3, 0.45);
    --irf-glass: rgba(255, 255, 255, 0.035);
    --irf-glass-hi: rgba(255, 255, 255, 0.06);

    position: relative;
    isolation: isolate;
    overflow: hidden;
    color: var(--irf-text);
}

/* -- ambient background ------------------------------------------- */
.gcm-irf-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}
.gcm-irf-bg__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black, transparent 75%);
}
.gcm-irf-bg__glow {
    position: absolute;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
}
.gcm-irf-bg__glow--gold {
    top: -120px;
    left: -120px;
    background: radial-gradient(circle, rgba(255, 183, 3, 0.45), transparent 65%);
}
.gcm-irf-bg__glow--cyan {
    bottom: -160px;
    right: -120px;
    background: radial-gradient(circle, rgba(255, 183, 3, 0.45), transparent 65%);
}

/* -- layout (centered single column "premium onboarding") -------- */
.gcm-irf-layout {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* -- intro header (above the form) ------------------------------- */
.gcm-irf-intro {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}
.gcm-irf-intro .gcm-eyebrow {
    color: var(--irf-cyan-light);
    display: inline-block;
    padding: 0.35rem 0.95rem;
    background: rgba(255, 183, 3, 0.08);
    border: 1px solid rgba(255, 183, 3, 0.25);
    border-radius: 999px;
    margin-bottom: 1rem;
}
.gcm-irf-section .gcm-irf-intro .gcm-heading {
    color: #fff;
    font-size: clamp(1.65rem, 2.4vw + 0.5rem, 2.1rem);
    margin-bottom: 0.85rem;
}
.gcm-irf-intro .gcm-lead {
    color: var(--irf-text-soft);
    font-size: 1rem;
    line-height: 1.65;
    max-width: 36rem;
    margin: 0 auto;
}

/* -- footnote below the form ------------------------------------- */
.gcm-irf-footnote {
    margin: 1.75rem auto 0;
    max-width: 560px;
    text-align: center;
    font-size: 0.82rem;
    color: var(--irf-muted);
    line-height: 1.65;
}
.gcm-irf-footnote a {
    color: var(--irf-cyan-light);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 183, 3, 0.4);
}
.gcm-irf-footnote a:hover {
    color: #fff;
    border-color: #fff;
}

/* -- form shell --------------------------------------------------- */
.gcm-irf {
    position: relative;
    background:
        linear-gradient(180deg, rgba(42, 29, 13, 0.92) 0%, rgba(10, 6, 4, 0.92) 100%);
    border: 1px solid var(--irf-border);
    border-radius: 24px;
    padding: 2.5rem 2.5rem 2rem;
    box-shadow:
        0 0 0 1px rgba(255, 183, 3, 0.05) inset,
        0 30px 80px rgba(0, 0, 0, 0.45),
        0 0 100px rgba(255, 183, 3, 0.12);
    overflow: hidden;
}
.gcm-irf::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--irf-cyan), var(--irf-electric), var(--irf-cyan), transparent);
}
.gcm-irf::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent 75%);
}
.gcm-irf > * { position: relative; z-index: 1; }

/* -- progress ---------------------------------------------------- */
.gcm-irf__progress {
    margin-bottom: 1.75rem;
}
.gcm-irf__progress-track {
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    overflow: hidden;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2) inset;
}
.gcm-irf__progress-fill {
    height: 100%;
    width: 14.2857%;
    background: linear-gradient(90deg, var(--irf-cyan), var(--irf-electric), var(--irf-gold));
    border-radius: 999px;
    transition: width 0.55s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 16px rgba(255, 183, 3, 0.45);
}
.gcm-irf__progress-meta {
    margin-top: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.78rem;
    color: var(--irf-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.gcm-irf__progress-step strong {
    color: var(--irf-text);
    font-weight: 700;
}
.gcm-irf__progress-label {
    color: var(--irf-cyan-light);
    font-weight: 600;
}

/* -- step container ---------------------------------------------- */
.gcm-irf__form { margin: 0; }
.gcm-irf__step {
    border: 0;
    margin: 0;
    padding: 0;
    display: none;
    animation: gcm-irf-step-in 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.gcm-irf__step.is-active {
    display: block;
}
@keyframes gcm-irf-step-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.gcm-irf__step-title {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-size: clamp(1.3rem, 1.5vw + 0.7rem, 1.55rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--irf-text);
    margin: 0 0 0.55rem;
    padding: 0;
}
.gcm-irf__step-sub {
    font-size: 0.94rem;
    line-height: 1.6;
    color: var(--irf-muted);
    margin: 0 0 1.75rem;
    max-width: 38rem;
}
.gcm-irf__hint {
    margin: 1.1rem 0 0;
    font-size: 0.78rem;
    color: var(--irf-muted);
    line-height: 1.55;
}

/* -- "not sure" help button (small, secondary to Continue) -------- */
.gcm-irf__help {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    width: fit-content;
    margin: 0.95rem auto 0;
    padding: 0.55rem 1.15rem;
    border-radius: 999px;
    border: 1px solid var(--irf-border);
    background: var(--irf-glass);
    color: var(--irf-text-soft);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transition: border-color 0.25s, background 0.25s, color 0.25s, transform 0.2s;
}
.gcm-irf__help input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}
.gcm-irf__help svg {
    width: 15px;
    height: 15px;
    color: var(--irf-gold);
    flex: none;
}
.gcm-irf__help:hover {
    border-color: var(--irf-border-strong);
    background: var(--irf-glass-hi);
    color: var(--irf-text);
    transform: translateY(-1px);
}
.gcm-irf__help:focus-within {
    outline: 2px solid var(--irf-border-strong);
    outline-offset: 2px;
}
.gcm-irf__help:has(input:checked) {
    border-color: var(--irf-border-strong);
    background: rgba(255, 183, 3, 0.14);
    color: var(--irf-text);
}

/* -- option cards ------------------------------------------------ */
.gcm-irf__cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}
.gcm-irf__cards--compact {
    grid-template-columns: 1fr;
    gap: 0.7rem;
}
.gcm-irf__cards--grid2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}

.gcm-irf-card {
    position: relative;
    display: block;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}
.gcm-irf-card input {
    position: absolute;
    opacity: 0;
    inset: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    margin: 0;
}
.gcm-irf-card__inner {
    position: relative;
    display: grid;
    gap: 0.45rem;
    padding: 1.2rem 1.25rem 1.25rem;
    background: var(--irf-glass);
    border: 1.5px solid var(--irf-border);
    border-radius: 14px;
    transition: border-color 0.25s, background 0.25s, transform 0.25s, box-shadow 0.25s;
    min-height: 100%;
}
.gcm-irf-card:hover .gcm-irf-card__inner {
    border-color: rgba(255, 183, 3, 0.45);
    background: rgba(255, 183, 3, 0.04);
    transform: translateY(-2px);
}
.gcm-irf-card input:focus-visible + .gcm-irf-card__inner {
    border-color: var(--irf-cyan);
    box-shadow: 0 0 0 3px rgba(255, 183, 3, 0.25);
}
.gcm-irf-card input:checked + .gcm-irf-card__inner {
    border-color: var(--irf-cyan);
    background:
        linear-gradient(180deg, rgba(255, 183, 3, 0.1), rgba(255, 183, 3, 0.06));
    box-shadow:
        0 0 0 1px rgba(255, 183, 3, 0.35) inset,
        0 16px 40px rgba(255, 183, 3, 0.18);
    transform: translateY(-1px);
}
.gcm-irf-card input:checked + .gcm-irf-card__inner .gcm-irf-card__check {
    opacity: 1;
    transform: scale(1);
}

.gcm-irf-card__tag {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--irf-cyan-light);
    padding: 0.22rem 0.55rem;
    border: 1px solid rgba(255, 183, 3, 0.28);
    background: rgba(255, 183, 3, 0.07);
    border-radius: 6px;
    width: max-content;
    margin-bottom: 0.1rem;
}
.gcm-irf-card__tag--popular {
    color: var(--irf-gold-light);
    border-color: rgba(255, 183, 3, 0.4);
    background: rgba(255, 183, 3, 0.09);
}
.gcm-irf-card__tag--advanced {
    color: #cbd9ff;
    border-color: rgba(110, 91, 255, 0.45);
    background: rgba(110, 91, 255, 0.14);
}
.gcm-irf-card__tag--neutral {
    color: var(--irf-muted);
    border-color: rgba(184, 197, 218, 0.25);
    background: rgba(184, 197, 218, 0.05);
}
.gcm-irf-card__title {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--irf-text);
    line-height: 1.3;
    letter-spacing: -0.005em;
}
.gcm-irf-card__price {
    font-size: 0.85rem;
    color: var(--irf-gold-light);
    font-weight: 600;
    letter-spacing: 0.01em;
}
.gcm-irf-card__desc {
    font-size: 0.86rem;
    color: var(--irf-muted);
    line-height: 1.55;
}
.gcm-irf-card__icon {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(255, 183, 3, 0.1);
    border: 1px solid rgba(255, 183, 3, 0.25);
    color: var(--irf-cyan-light);
    margin-bottom: 0.2rem;
}
.gcm-irf-card__icon svg {
    width: 18px;
    height: 18px;
}
.gcm-irf-card__check {
    position: absolute;
    top: 0.7rem;
    right: 0.7rem;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--irf-cyan);
    color: var(--irf-bg-0);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.5);
    transition: opacity 0.25s, transform 0.25s;
    box-shadow: 0 4px 14px rgba(255, 183, 3, 0.5);
}
.gcm-irf-card__check svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    stroke-width: 3;
    fill: none;
}

/* Row variant for step 2 */
.gcm-irf-card--row .gcm-irf-card__inner {
    padding: 1rem 3.2rem 1rem 1.25rem;
    gap: 0.25rem;
}
.gcm-irf-card--tile .gcm-irf-card__inner {
    padding: 1.1rem 2.8rem 1.1rem 1.25rem;
    gap: 0.3rem;
}

/* -- contact fields ---------------------------------------------- */
.gcm-irf__fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}
.gcm-irf__field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.gcm-irf__field--full { grid-column: 1 / -1; }
.gcm-irf__field label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--irf-muted);
}
.gcm-irf__field-opt {
    font-weight: 500;
    color: rgba(184, 197, 218, 0.6);
    letter-spacing: 0.04em;
    text-transform: none;
}
.gcm-irf__field input,
.gcm-irf__field textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--irf-border);
    border-radius: 10px;
    color: var(--irf-text);
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
}
.gcm-irf__field textarea {
    resize: vertical;
    min-height: 90px;
}
.gcm-irf__field input::placeholder,
.gcm-irf__field textarea::placeholder {
    color: rgba(199, 208, 224, 0.45);
}
.gcm-irf__field input:focus,
.gcm-irf__field textarea:focus {
    outline: none;
    border-color: var(--irf-cyan);
    background: rgba(255, 183, 3, 0.06);
    box-shadow: 0 0 0 3px rgba(255, 183, 3, 0.18);
}
.gcm-irf__field input.is-invalid,
.gcm-irf__field textarea.is-invalid {
    border-color: #ff6b6b;
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.18);
}

/* -- model dropdown (single-sheet selector) --------------------- */
.gcm-irf__select-wrap {
    position: relative;
}
.gcm-irf__select {
    width: 100%;
    padding: 1rem 3.1rem 1rem 1.1rem;
    background-color: transparent;
    background-image:
        linear-gradient(180deg, rgba(255, 183, 3, 0.06), rgba(255, 255, 255, 0.015));
    border: 1.5px solid var(--irf-border);
    border-radius: 12px;
    color: var(--irf-text);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.005em;
    line-height: 1.4;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    cursor: pointer;
    /* Render the native option list with a dark palette + gold accent */
    color-scheme: dark;
    accent-color: var(--irf-gold);
    transition: border-color 0.25s, background 0.25s, box-shadow 0.25s, transform 0.2s;
}
.gcm-irf__select:hover {
    border-color: rgba(255, 183, 3, 0.45);
    background-image:
        linear-gradient(180deg, rgba(255, 183, 3, 0.1), rgba(255, 255, 255, 0.02));
}
.gcm-irf__select:focus,
.gcm-irf__select:focus-visible {
    outline: none;
    border-color: var(--irf-cyan);
    background-image:
        linear-gradient(180deg, rgba(255, 183, 3, 0.12), rgba(255, 255, 255, 0.025));
    box-shadow:
        0 0 0 1px rgba(255, 183, 3, 0.4) inset,
        0 0 0 4px rgba(255, 183, 3, 0.16),
        0 12px 30px rgba(255, 183, 3, 0.12);
}
.gcm-irf__select.is-invalid {
    border-color: #ff6b6b;
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.18);
}
/* Muted look while the placeholder option is still selected */
.gcm-irf__select:invalid {
    color: var(--irf-muted);
    font-weight: 500;
}

/* Custom chevron, sits in the wrapper so it can animate on focus */
.gcm-irf__select-chevron {
    position: absolute;
    top: 50%;
    right: 1.1rem;
    width: 30px;
    height: 30px;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: rgba(255, 183, 3, 0.12);
    border: 1px solid rgba(255, 183, 3, 0.28);
    color: var(--irf-gold-light);
    pointer-events: none;
    transition: transform 0.25s ease, background 0.25s, color 0.25s;
}
.gcm-irf__select-chevron svg {
    width: 15px;
    height: 15px;
    stroke: currentColor;
    stroke-width: 2.4;
    fill: none;
}
.gcm-irf__select:hover ~ .gcm-irf__select-chevron {
    background: rgba(255, 183, 3, 0.18);
    color: #fff;
}
.gcm-irf__select:focus ~ .gcm-irf__select-chevron {
    transform: translateY(-50%) rotate(180deg);
    background: rgba(255, 183, 3, 0.22);
    color: #fff;
}

/* Native option list — themed for browsers that honor option colors */
.gcm-irf__select option {
    color: var(--irf-text-soft);
    background: #1a120a;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
}
.gcm-irf__select option:checked {
    color: var(--irf-bg-0);
    background: var(--irf-gold);
    font-weight: 700;
}
.gcm-irf__select option[value=""] {
    color: var(--irf-muted);
}

/* -- segmented contact-preference control (step 3) -------------- */
.gcm-irf__segment {
    margin-top: 1.25rem;
}
.gcm-irf__segment-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--irf-muted);
    margin: 0 0 0.55rem;
}
.gcm-irf__segment-options {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.4rem;
    padding: 0.35rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--irf-border);
    border-radius: 12px;
}
.gcm-irf-seg {
    position: relative;
    display: block;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}
.gcm-irf-seg input {
    position: absolute;
    opacity: 0;
    inset: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    margin: 0;
}
.gcm-irf-seg span {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0.6rem 0.5rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--irf-muted);
    background: transparent;
    border-radius: 8px;
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    line-height: 1.2;
}
.gcm-irf-seg:hover span {
    color: var(--irf-text-soft);
    background: rgba(255, 255, 255, 0.03);
}
.gcm-irf-seg input:checked + span {
    color: var(--irf-bg-0);
    background: linear-gradient(135deg, var(--irf-cyan) 0%, var(--irf-cyan-light) 100%);
    font-weight: 700;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.3) inset,
        0 6px 16px rgba(255, 183, 3, 0.3);
}
.gcm-irf-seg input:focus-visible + span {
    outline: 2px solid var(--irf-cyan);
    outline-offset: 2px;
}

/* -- optional disclosure ("add a note / time") ------------------ */
.gcm-irf__optional {
    margin-top: 1.25rem;
    border: 1px solid var(--irf-border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    overflow: hidden;
}
.gcm-irf__optional > summary {
    list-style: none;
    cursor: pointer;
    padding: 0.85rem 1.1rem;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--irf-text-soft);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    user-select: none;
    transition: background 0.2s, color 0.2s;
}
.gcm-irf__optional > summary::-webkit-details-marker { display: none; }
.gcm-irf__optional > summary::before {
    content: '+';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(255, 183, 3, 0.12);
    border: 1px solid rgba(255, 183, 3, 0.3);
    color: var(--irf-cyan-light);
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1;
    flex-shrink: 0;
    transition: transform 0.25s, background 0.2s;
}
.gcm-irf__optional[open] > summary::before {
    content: '\2212';
    transform: rotate(180deg);
}
.gcm-irf__optional > summary:hover {
    background: rgba(255, 255, 255, 0.025);
    color: var(--irf-text);
}
.gcm-irf__optional > summary span {
    color: var(--irf-muted);
    font-weight: 400;
}
.gcm-irf__fields--inner {
    padding: 0.25rem 1.1rem 1.1rem;
    grid-template-columns: 1fr;
}

/* -- risk acknowledgment ---------------------------------------- */
.gcm-irf__ack {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.85rem;
    align-items: start;
    margin-top: 1.25rem;
    padding: 1.1rem 1.2rem;
    background: rgba(255, 183, 3, 0.05);
    border: 1px solid rgba(255, 183, 3, 0.25);
    border-radius: 14px;
    cursor: pointer;
    transition: border-color 0.25s, background 0.25s;
}
.gcm-irf__ack:hover {
    border-color: rgba(255, 183, 3, 0.45);
}
.gcm-irf__ack input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.gcm-irf__ack-box {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    border: 1.5px solid rgba(255, 183, 3, 0.5);
    background: rgba(0, 0, 0, 0.15);
    color: transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
    transition: background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.25s;
}
.gcm-irf__ack-box svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    stroke-width: 3;
    fill: none;
}
.gcm-irf__ack input:checked + .gcm-irf__ack-box {
    background: var(--irf-gold);
    border-color: var(--irf-gold);
    color: var(--irf-bg-0);
    box-shadow: 0 6px 18px rgba(255, 183, 3, 0.45);
}
.gcm-irf__ack input:focus-visible + .gcm-irf__ack-box {
    box-shadow: 0 0 0 3px rgba(255, 183, 3, 0.35);
}
.gcm-irf__ack-text {
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--irf-text-soft);
}

/* -- error ------------------------------------------------------- */
.gcm-irf__error {
    margin-top: 1rem;
    padding: 0;
    color: #ff9d9d;
    font-size: 0.88rem;
    line-height: 1.5;
    min-height: 0;
}
.gcm-irf__error.is-visible {
    padding: 0.85rem 1rem;
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.4);
    border-radius: 10px;
}

/* -- nav --------------------------------------------------------- */
.gcm-irf__nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--irf-border);
}

/* The nav buttons set display:inline-flex, which would otherwise override the
   browser's [hidden] { display:none }. Force hidden buttons to stay hidden so
   JS toggling .hidden actually works (Submit gating). */
.gcm-irf__nav [hidden] {
    display: none !important;
}

/* Single-sheet form: one full-width submit button, no Back/Continue. */
.gcm-irf__nav--single {
    justify-content: stretch;
}
.gcm-irf__nav--single .gcm-irf__submit {
    margin-left: 0;
    width: 100%;
    justify-content: center;
}

.gcm-irf-section .gcm-btn--ghost {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: var(--irf-text-soft);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.1rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.gcm-irf-section .gcm-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.3);
    color: #fff;
}
.gcm-irf-section .gcm-btn--ghost svg {
    width: 14px;
    height: 14px;
}

.gcm-irf__continue,
.gcm-irf__submit {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.6rem;
    border: none;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--irf-electric) 0%, var(--irf-cyan) 100%);
    color: #fff;
    font-family: inherit;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: transform 0.25s, box-shadow 0.25s;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.2) inset,
        0 10px 28px rgba(255, 183, 3, 0.35);
}
.gcm-irf__continue:hover,
.gcm-irf__submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.3) inset,
        0 16px 36px rgba(255, 183, 3, 0.5);
}
.gcm-irf__continue svg {
    width: 14px;
    height: 14px;
}
.gcm-irf__submit {
    background: linear-gradient(135deg, var(--irf-gold) 0%, var(--irf-gold-light) 100%);
    color: var(--irf-bg-0);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.4) inset,
        0 10px 28px rgba(255, 183, 3, 0.4);
}
.gcm-irf__submit:hover:not(:disabled) {
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.5) inset,
        0 16px 36px rgba(255, 183, 3, 0.55);
}
.gcm-irf__submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}
.gcm-irf__submit-spinner {
    display: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid rgba(10, 6, 4, 0.3);
    border-top-color: var(--irf-bg-0);
    animation: gcm-irf-spin 0.8s linear infinite;
}
.gcm-irf.is-submitting .gcm-irf__submit-spinner {
    display: inline-block;
}
@keyframes gcm-irf-spin {
    to { transform: rotate(360deg); }
}

/* -- confirmation screen ---------------------------------------- */
.gcm-irf__confirm {
    text-align: center;
    padding: 1rem 0.25rem;
    animation: gcm-irf-step-in 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.gcm-irf__confirm-icon {
    width: 84px;
    height: 84px;
    margin: 0 auto 1.25rem;
    border-radius: 50%;
    background:
        radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.2), transparent 60%),
        linear-gradient(135deg, var(--irf-gold) 0%, var(--irf-gold-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 0 0 8px rgba(255, 183, 3, 0.12),
        0 20px 50px rgba(255, 183, 3, 0.35);
}
.gcm-irf__confirm-icon svg {
    width: 44px;
    height: 44px;
    stroke: var(--irf-bg-0);
    stroke-width: 2.2;
    fill: none;
}
.gcm-irf__confirm .gcm-eyebrow {
    color: var(--irf-cyan-light);
    margin-bottom: 0.75rem;
}
.gcm-irf__confirm-title {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--irf-text);
    margin: 0 0 0.75rem;
}
.gcm-irf__confirm-text {
    font-size: 1rem;
    color: var(--irf-text-soft);
    line-height: 1.65;
    max-width: 38rem;
    margin: 0 auto 1.75rem;
}
.gcm-irf__confirm-steps {
    list-style: none;
    counter-reset: irf-steps;
    text-align: left;
    margin: 0 auto 1.75rem;
    padding: 1.25rem 1.25rem 0.5rem;
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid var(--irf-border);
    border-radius: 14px;
    max-width: 36rem;
}
.gcm-irf__confirm-steps li {
    counter-increment: irf-steps;
    position: relative;
    padding: 0 0 1rem 2.6rem;
    color: var(--irf-text-soft);
    font-size: 0.92rem;
    line-height: 1.55;
}
.gcm-irf__confirm-steps li::before {
    content: counter(irf-steps);
    position: absolute;
    left: 0;
    top: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--irf-electric), var(--irf-cyan));
    color: #fff;
    font-weight: 700;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(255, 183, 3, 0.3);
}
.gcm-irf__confirm-steps li strong {
    color: var(--irf-text);
    display: block;
    margin-bottom: 0.15rem;
}
.gcm-irf__confirm-actions {
    display: flex;
    gap: 0.85rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}
.gcm-irf__confirm-meta {
    font-size: 0.78rem;
    color: var(--irf-muted);
    line-height: 1.6;
    max-width: 36rem;
    margin: 0 auto;
}

/* state: confirmation visible -> hide form/progress */
.gcm-irf.is-confirmed .gcm-irf__progress,
.gcm-irf.is-confirmed .gcm-irf__form { display: none; }

/* -- compact responsive ----------------------------------------- */
@media (max-width: 960px) {
    .gcm-irf {
        padding: 2rem 1.75rem 1.5rem;
    }
}

@media (max-width: 720px) {
    .gcm-irf {
        padding: 1.75rem 1.25rem 1.5rem;
        border-radius: 18px;
    }
    .gcm-irf__cards,
    .gcm-irf__cards--grid2 {
        grid-template-columns: 1fr;
    }
    .gcm-irf__fields {
        grid-template-columns: 1fr;
    }
    .gcm-irf__segment-options {
        grid-template-columns: 1fr 1fr;
    }
    .gcm-irf-seg span {
        padding: 0.7rem 0.5rem;
        font-size: 0.85rem;
    }
    .gcm-irf__confirm-title { font-size: 1.45rem; }
    .gcm-irf__confirm-icon { width: 72px; height: 72px; }
    .gcm-irf__confirm-icon svg { width: 36px; height: 36px; }
    .gcm-irf__nav {
        flex-wrap: wrap;
        gap: 0.6rem;
    }
    .gcm-irf__continue,
    .gcm-irf__submit {
        width: 100%;
        justify-content: center;
    }
    .gcm-irf-section .gcm-btn--ghost {
        order: 2;
        width: 100%;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .gcm-irf__step,
    .gcm-irf__confirm {
        animation: none;
    }
    .gcm-irf__progress-fill {
        transition: none;
    }
}