/* invest.css — Invest page styles
   Follows the same variable system as style.css
   Desktop first → tablet → mobile
*/

body {
    grid-template-columns: 17rem auto;
}


/* ========================= INVEST SECTION ========================= */
.invest-section {
    margin-top: 7rem;
    margin-right: 2vw;
    padding-bottom: 5rem;
}

.invest-section>h1 {
    color: var(--color-dark);
    margin-bottom: 2rem;
}


/* ========================= PLAN CARDS GRID ========================= */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3.5rem;
    align-items: start;
}

.plan-card {
    border-radius: var(--radius-3);
    padding: var(--card-padding);
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    transition: var(--transition);
}

.plan-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.12);
}

.plan-basic {
    background: var(--color-primary);
}

.plan-standard {
    background: var(--color-dark);
}

.plan-premium {
    background: var(--color-purple);
}

.plan-card * {
    color: #fff;
}

.plan-card_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.plan-card_indicator {
    width: 1.4rem;
    height: 1.4rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
}

.plan-badge {
    display: inline-block;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-2);
    padding: 0.4rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    width: fit-content;
}

.plan-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.plan-details p {
    font-size: 1.3rem;
}

.plan-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    padding-bottom: 0.6rem;
}

.plan-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.invest-now-btn {
    margin-top: 0.5rem;
    padding: 1.1rem;
    border-radius: var(--radius-2);
    background: rgba(0, 0, 0, 0.2);
    color: #fff;
    font-size: 1.3rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-family: "Poppins", sans-serif;
}

.invest-now-btn:hover {
    background: rgba(0, 0, 0, 0.35);
}


/* ========================= CALCULATOR ========================= */
.calculator-section {
    margin-top: 1rem;
}

.calculator-section>h2 {
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.calculator-card {
    background: var(--color-white);
    border-radius: var(--radius-3);
    padding: var(--card-padding);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.calc-field {
    background: var(--color-light);
    border-radius: var(--radius-2);
    padding: 1.4rem 1.6rem;
    position: relative;
}

.calc-select {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    user-select: none;
}

.calc-select span {
    font-size: 1.3rem;
    color: var(--color-gray-dark);
}

.calc-chevron {
    font-size: 1.6rem;
    color: var(--color-gray-dark);
    transition: transform 0.25s ease;
}

.calc-chevron.open {
    transform: rotate(180deg);
}

.calc-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    background: var(--color-white);
    border-radius: var(--radius-2);
    box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.1);
    z-index: 5;
    overflow: hidden;
}

.calc-dropdown.open {
    display: block;
}

.calc-dropdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.6rem;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--color-dark);
    transition: var(--transition);
}

.calc-dropdown-item:hover {
    background: var(--color-light);
    color: var(--color-primary);
}

.calc-dropdown-item span {
    font-size: 1rem;
    color: var(--color-gray-light);
}

.calc-label {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.6rem;
}

.calc-input-row {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.calc-currency {
    font-size: 1.4rem;
    color: var(--color-gray-dark);
    font-weight: 600;
}

.calc-input {
    flex: 1;
    background: transparent;
    font-size: 1.3rem;
    color: var(--color-dark);
    font-family: "Poppins", sans-serif;
    border: none;
    outline: none;
}

.calc-input::placeholder {
    color: var(--color-gray-light);
}

.calc-value {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-gray-dark);
    margin-left: auto;
}

.calc-profit-field {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.profit-value {
    color: var(--color-primary);
}

.calc-error {
    font-size: 1.1rem;
    color: var(--color-danger);
    min-height: 1.5rem;
    padding-left: 0.4rem;
}

.calculate-btn {
    padding: 1.4rem;
    border-radius: var(--radius-2);
    background: var(--color-primary);
    color: var(--color-dark);
    font-size: 1.2rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: "Poppins", sans-serif;
}

.calculate-btn:hover:not(:disabled) {
    box-shadow: 0 0.8rem 1.5rem rgba(0, 226, 123, 0.35);
}

.calculate-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}


/* ========================= INVEST MODAL ========================= */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 100;
    place-items: center;
    backdrop-filter: blur(3px);
}

.modal-overlay.open {
    display: grid;
}

.modal {
    background: var(--color-white);
    border-radius: var(--radius-3);
    width: 100%;
    max-width: 44rem;
    padding: var(--card-padding);
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
    animation: slideUp 250ms ease;
}

@keyframes slideUp {
    from {
        transform: translateY(2rem);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-close-btn {
    background: var(--color-light);
    border: none;
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--color-dark);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close-btn:hover {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.modal-subtitle {
    color: var(--color-gray-light);
    font-size: 1.1rem;
    margin-top: -0.5rem;
}

/* ── COIN SELECTOR (NEW) ── */
.modal-coin-section {
    background: var(--color-light);
    border-radius: var(--radius-2);
    padding: 1.2rem 1.4rem;
}

.modal-coin-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-gray-dark);
    margin-bottom: 1rem;
}

/* Row of 6 coin icons */
.modal-coin-row {
    display: flex;
    justify-content: space-between;
    gap: 0.6rem;
}

/* Each coin button */
.modal-coin {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    background: none;
    border: 2px solid transparent;
    border-radius: var(--radius-2);
    padding: 0.6rem 0.4rem;
    cursor: pointer;
    transition: var(--transition);
    flex: 1;
}

.modal-coin:hover {
    background: var(--color-white);
}

/* Active/selected coin gets a primary border */
.modal-coin.selected {
    border-color: var(--color-primary);
    background: var(--color-white);
}

/* The coloured circle icon */
.modal-coin-icon {
    width: 3.2rem;
    height: 3.2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.modal-coin small {
    font-size: 1rem;
    color: var(--color-gray-dark);
    font-weight: 600;
}

.modal-coin.selected small {
    color: var(--color-primary);
}

/* Hint text below coins */
.modal-coin-hint {
    font-size: 1rem;
    color: var(--color-gray-light);
    margin-top: 0.8rem;
    text-align: center;
}

.modal-coin-hint.coin-chosen {
    color: var(--color-success);
}

/* Amount input field */
.modal-field label {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-gray-dark);
    margin-bottom: 0.8rem;
}

.modal-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--color-light);
    border-radius: var(--radius-2);
    padding: 1.2rem 1.4rem;
    border: 2px solid transparent;
    transition: var(--transition);
}

/* Locked state — when no coin selected yet */
.modal-input-wrapper.locked {
    opacity: 0.45;
    cursor: not-allowed;
}

.modal-input-wrapper:not(.locked):focus-within {
    border-color: var(--color-primary);
}

.modal-input-wrapper span {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-gray-dark);
}

.modal-input {
    flex: 1;
    background: transparent;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-dark);
    font-family: "Poppins", sans-serif;
    border: none;
    outline: none;
}

.modal-input:disabled {
    cursor: not-allowed;
}

.modal-range-hint {
    font-size: 1rem;
    color: var(--color-gray-light);
    margin-top: 0.6rem;
}

.modal-error {
    font-size: 1.1rem;
    color: var(--color-danger);
    margin-top: 0.5rem;
    min-height: 1.5rem;
}

/* Success state */
.modal-success {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    padding: 1.5rem 0;
}

.modal-success.show {
    display: flex;
}

.modal-success-icon {
    font-size: 4rem;
    color: var(--color-primary);
    line-height: 1;
}

.modal-success h3 {
    color: var(--color-dark);
}

.modal-success p {
    color: var(--color-gray-light);
    font-size: 1.1rem;
}

/* Modal footer */
.modal-footer {
    display: flex;
    gap: 1rem;
}

.modal-cancel-btn {
    flex: 1;
    padding: 1.2rem;
    border-radius: var(--radius-2);
    background: var(--color-light);
    color: var(--color-dark);
    font-size: 1.2rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: "Poppins", sans-serif;
}

.modal-cancel-btn:hover {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.modal-confirm-btn {
    flex: 2;
    padding: 1.2rem;
    border-radius: var(--radius-2);
    background: var(--color-primary);
    color: var(--color-dark);
    font-size: 1.2rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: "Poppins", sans-serif;
}

.modal-confirm-btn:hover:not(:disabled) {
    box-shadow: 0 0.8rem 1.5rem rgba(0, 226, 123, 0.35);
}

.modal-confirm-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}


/* ========================= LOADING SKELETONS ========================= */
@keyframes shimmer {
    0% {
        background-position: -60rem 0;
    }

    100% {
        background-position: 60rem 0;
    }
}

.skeleton {
    background: linear-gradient(90deg, var(--color-light) 25%, #e0dfe8 50%, var(--color-light) 75%);
    background-size: 120rem 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-1);
}


/* ========================= MEDIA QUERIES (tablet) ========================= */
@media screen and (max-width: 1024px) {
    body {
        grid-template-columns: 1fr;
    }

    .invest-section {
        margin-right: 1rem;
        padding: 0 1rem 5rem;
    }

    .plans-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


/* ========================= MEDIA QUERIES (mobile) ========================= */
@media screen and (max-width: 600px) {
    .invest-section {
        margin-top: 6rem;
        margin-left: 2.9vw;
    }

    .plans-grid {
        grid-template-columns: 1fr;
    }

    .calculator-card {
        max-width: 100%;
    }

    .modal {
        margin: 0 1rem;
        max-width: 100%;
    }

    .modal-footer {
        flex-direction: column;
    }

    /* Slightly smaller coin icons on mobile */
    .modal-coin-icon {
        width: 2.6rem;
        height: 2.6rem;
        font-size: 1.2rem;
    }
}