/* ═══════════════════════════════════════════════════════════
   ScholarPress — Newsletter Popup Styles
   ═══════════════════════════════════════════════════════════ */

/* ── Overlay ──────────────────────────────────────────────── */
.sp-popup-overlay {
    position: fixed;
    inset: 0;
    z-index: 10001;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 20px;
}

.sp-popup-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

/* ── Modal ────────────────────────────────────────────────── */
.sp-popup {
    position: relative;
    background: white;
    border-radius: 20px;
    width: 100%;
    max-width: 460px;
    padding: 40px 32px 32px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.03);
    transform: scale(0.92) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    overflow: hidden;
}

.sp-popup-overlay.is-visible .sp-popup {
    transform: scale(1) translateY(0);
}

/* Gradient stripe at top */
.sp-popup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--sp-primary, #0EA5E9), var(--sp-accent, #10B981), #8B5CF6);
}

/* ── Close Button ─────────────────────────────────────────── */
.sp-popup__close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--sp-gray-100, #f1f5f9);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--sp-gray-500, #64748b);
    transition: all 0.2s ease;
    z-index: 2;
}

.sp-popup__close:hover {
    background: var(--sp-gray-200, #e2e8f0);
    color: var(--sp-gray-900, #0f172a);
}

/* ── Visual (icon + sparkles) ─────────────────────────────── */
.sp-popup__visual {
    position: relative;
    margin-bottom: 20px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sp-popup__icon-wrap {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--sp-primary, #0EA5E9), var(--sp-accent, #10B981));
    border-radius: 18px;
    color: white;
    animation: sp-popup-float 3s ease-in-out infinite;
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.3);
}

@keyframes sp-popup-float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-6px);
    }
}

.sp-popup__sparkle {
    position: absolute;
    font-size: 18px;
    opacity: 0;
    animation: sp-sparkle 3s ease-in-out infinite;
}

.sp-popup__sparkle--1 {
    top: 6px;
    left: 25%;
    color: #f59e0b;
    animation-delay: 0s;
}

.sp-popup__sparkle--2 {
    top: 0;
    right: 25%;
    color: #8b5cf6;
    animation-delay: 1s;
}

.sp-popup__sparkle--3 {
    bottom: 10px;
    right: 20%;
    color: #10b981;
    animation-delay: 2s;
}

@keyframes sp-sparkle {

    0%,
    100% {
        opacity: 0;
        transform: scale(0.5) rotate(0deg);
    }

    50% {
        opacity: 1;
        transform: scale(1) rotate(180deg);
    }
}

/* ── Text ─────────────────────────────────────────────────── */
.sp-popup__title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--sp-gray-900, #0f172a);
    margin: 0 0 8px;
    line-height: 1.3;
}

.sp-popup__text {
    font-size: 0.92rem;
    color: var(--sp-gray-500, #64748b);
    line-height: 1.6;
    margin: 0 0 24px;
}

/* ── Form Fields ──────────────────────────────────────────── */
.sp-popup__form {
    text-align: left;
}

.sp-popup__fields {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.sp-popup__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.sp-popup__input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--sp-gray-200, #e2e8f0);
    border-radius: 10px;
    font-size: 0.9rem;
    font-family: var(--sp-font-body, sans-serif);
    color: var(--sp-gray-900, #0f172a);
    background: var(--sp-gray-50, #f8fafc);
    outline: none;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.sp-popup__input:focus {
    border-color: var(--sp-primary, #0EA5E9);
    background: white;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.sp-popup__input::placeholder {
    color: var(--sp-gray-400, #94a3b8);
}

.sp-popup__input.sp-popup__input--error {
    border-color: #ef4444;
    background: #fef2f2;
}

/* ── Frequency Selector ───────────────────────────────────── */
.sp-popup__frequency {
    margin-top: 4px;
}

.sp-popup__freq-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--sp-gray-700, #334155);
    margin-bottom: 8px;
}

.sp-popup__freq-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.sp-popup__freq-opt {
    position: relative;
    cursor: pointer;
}

.sp-popup__freq-opt input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.sp-popup__freq-opt span {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 10px 8px;
    border: 2px solid var(--sp-gray-200, #e2e8f0);
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--sp-gray-600, #475569);
    background: white;
    transition: all 0.2s ease;
    text-align: center;
}

.sp-popup__freq-opt:hover span {
    border-color: var(--sp-primary, #0EA5E9);
}

.sp-popup__freq-opt input:checked+span {
    border-color: var(--sp-primary, #0EA5E9);
    background: var(--sp-primary-50, #f0f9ff);
    color: var(--sp-primary, #0EA5E9);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* ── Submit Button ────────────────────────────────────────── */
.sp-popup__submit {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--sp-primary, #0EA5E9), var(--sp-accent, #10B981));
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 700;
    font-family: var(--sp-font-body, sans-serif);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.sp-popup__submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
}

.sp-popup__submit:active {
    transform: translateY(0);
}

.sp-popup__submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.sp-popup__submit-loading svg {
    animation: sp-spin 1s linear infinite;
}

@keyframes sp-spin {
    100% {
        transform: rotate(360deg);
    }
}

/* ── Message ──────────────────────────────────────────────── */
.sp-popup__message {
    margin-top: 12px;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    text-align: center;
}

.sp-popup__message--success {
    background: #ecfdf5;
    color: #059669;
    border: 1px solid #d1fae5;
}

.sp-popup__message--error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

/* ── Trust Line ───────────────────────────────────────────── */
.sp-popup__trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
    font-size: 0.75rem;
    color: var(--sp-gray-400, #94a3b8);
}

/* ── Mobile ───────────────────────────────────────────────── */
@media (max-width: 480px) {
    .sp-popup {
        padding: 32px 20px 24px;
        max-width: 100%;
    }

    .sp-popup__row {
        grid-template-columns: 1fr;
    }

    .sp-popup__freq-options {
        grid-template-columns: 1fr;
    }

    .sp-popup__title {
        font-size: 1.3rem;
    }
}