/*===========================================================
  investment-sectors.css  –  Limestone Investments
  Brand palette:
    Primary   : #EB265A  (rose-red)
    Secondary : #1EABAD  (teal)
    Dark      : #0f1f3d  (navy)
    Light bg  : #f8fafc
    Body text : #666666
===========================================================*/

/* ─── CSS VARIABLES ─────────────────────────────────── */
:root {
    --is-primary    : #EB265A;
    --is-teal       : #1EABAD;
    --is-dark       : #0f1f3d;
    --is-light      : #f8fafc;
    --is-text       : #666666;
    --is-heading    : #111827;
    --is-white      : #ffffff;
    --is-gradient   : linear-gradient(135deg, #EB265A, #1EABAD);
    --is-shadow     : 0 10px 40px rgba(0,0,0,0.08);
    --is-shadow-lg  : 0 24px 60px rgba(0,0,0,0.13);
    --is-radius-lg  : 24px;
    --is-radius-md  : 16px;
    --is-radius-sm  : 10px;
    --is-transition : all 0.35s ease;
}

/* ─── SHARED UTILITIES ───────────────────────────────── */
.is-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(235, 38, 90, 0.08);
    color: var(--is-primary);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.is-tag--light {
    background: rgba(255,255,255,0.15);
    color: var(--is-white);
    border: 1px solid rgba(255,255,255,0.3);
}

.is-accent        { color: var(--is-primary); }
.is-accent-light  { color: rgba(255,255,255,0.85); text-decoration: underline; text-decoration-color: rgba(255,255,255,0.4); }

.is-section-header { margin-bottom: 55px; }

.is-section-title {
    font-size: 44px;
    font-weight: 700;
    color: var(--is-heading);
    line-height: 1.2;
    margin-bottom: 16px;
}

.is-title-light { color: var(--is-white); }

.is-section-subtitle {
    font-size: 16px;
    color: var(--is-text);
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.85;
}

.is-subtitle-light { color: rgba(255,255,255,0.72); }


/*===========================================================
  SECTION 1 · SECTOR OVERVIEW TABS
===========================================================*/
.is-overview-section {
    padding: 90px 0 80px;
    background: var(--is-white);
}

/* Tab nav strip */
.is-tab-nav {
    display: flex;
    gap: 0;
    background: var(--is-light);
    border-radius: 50px;
    padding: 6px;
    margin-bottom: 50px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    flex-wrap: wrap;
    justify-content: center;
    border: 1px solid #e5eaf0;
}

.is-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 12px 26px;
    border: none;
    background: transparent;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--is-text);
    font-family: 'Poppins', sans-serif;
    cursor: pointer;
    transition: var(--is-transition);
    white-space: nowrap;
}

.is-tab-btn i { font-size: 15px; }

.is-tab-btn:hover {
    color: var(--is-primary);
    background: rgba(235,38,90,0.06);
}

.is-tab-btn.is-tab-active {
    background: var(--is-gradient);
    color: var(--is-white);
    box-shadow: 0 6px 20px rgba(235,38,90,0.3);
}

/* Tab panels container */
.is-tab-panels { position: relative; }

.is-tab-panel {
    display: none;
    animation: isPanelFade 0.4s ease;
}

.is-panel-active { display: block; }

@keyframes isPanelFade {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Panel image */
.is-panel-img-wrap {
    position: relative;
    border-radius: var(--is-radius-lg);
    overflow: hidden;
    box-shadow: var(--is-shadow-lg);
}

.is-panel-img-wrap img {
    width: auto;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.is-panel-img-wrap:hover img { transform: scale(1.04); }

.is-panel-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: var(--is-gradient);
    color: var(--is-white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Panel content */
.is-panel-content { padding-left: 20px; }

.is-sector-label {
    display: inline-block;
    padding: 5px 16px;
    background: rgba(235,38,90,0.08);
    color: var(--is-primary);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.is-panel-content h3 {
    font-size: 36px;
    font-weight: 700;
    color: var(--is-primary);
    margin-bottom: 18px;
    line-height: 1.2;
}

.is-panel-content p {
    font-size: 15px;
    line-height: 1.9;
    color: var(--is-text);
    margin-bottom: 14px;
}

.is-panel-list {
    list-style: none;
    padding: 0;
    margin: 18px 0 26px;
}

.is-panel-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    color: var(--is-heading);
    font-weight: 500;
    padding: 7px 0;
    border-bottom: 1px solid #f3f4f6;
}

.is-panel-list li:last-child { border-bottom: none; }

.is-panel-list li i {
    color: var(--is-teal);
    margin-top: 2px;
    flex-shrink: 0;
    font-size: 15px;
}

.is-panel-note {
    font-size: 14px;
    color: var(--is-teal);
    font-weight: 500;
    margin-bottom: 26px;
}

.is-panel-note i { margin-right: 6px; }

/* Panel CTA button */
.is-enquire-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--is-gradient);
    color: var(--is-white) !important;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none !important;
    transition: var(--is-transition);
    box-shadow: 0 8px 25px rgba(235,38,90,0.28);
}

.is-enquire-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(235,38,90,0.4);
}

.is-enquire-btn i { transition: transform 0.3s; }
.is-enquire-btn:hover i { transform: translateX(4px); }


/*===========================================================
  SECTION 2 · SECTOR DEEP DIVE
===========================================================*/
.is-sectors-section {
    padding: 90px 0;
    background: var(--is-light);
}

/* Sector block — alternating layout */
.is-sector-block {
    margin-bottom: 60px;
    border-radius: var(--is-radius-lg);
    overflow: hidden;
    box-shadow: var(--is-shadow);
    background: var(--is-white);
    transition: box-shadow 0.35s ease, transform 0.35s ease;
}

.is-sector-block:hover {
    box-shadow: var(--is-shadow-lg);
    transform: translateY(-4px);
}

.is-sector-block:last-child { margin-bottom: 0; }

/* Image column */
.is-sector-img-col {
    position: relative;
    min-height: 380px;
    overflow: hidden;
    background: var(--is-dark);
}

.is-sector-img-col img {
    width: 100%;
    height: 100%;
    min-height: 380px;
    object-fit: cover;
    display: block;
    opacity: 0.9;
    transition: transform 0.5s ease, opacity 0.4s ease;
}

.is-sector-block:hover .is-sector-img-col img {
    transform: scale(1.06);
    opacity: 1;
}

/* Teal-tinted image column */
.is-sector-img-col--teal { background: var(--is-teal); }

/* Image badge */
.is-sector-img-badge {
    position: absolute;
    top: 24px;
    left: 24px;
    background: var(--is-gradient);
    color: var(--is-white);
    padding: 12px 20px;
    border-radius: var(--is-radius-md);
    text-align: center;
    box-shadow: 0 8px 25px rgba(235,38,90,0.35);
}

.is-badge--teal {
    background: linear-gradient(135deg, var(--is-teal), #157d7e);
    box-shadow: 0 8px 25px rgba(30,171,173,0.35);
}

.is-badge-num {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--is-white);
    line-height: 1;
}

.is-badge-label {
    display: block;
    font-size: 12px;
    color: rgba(255,255,255,0.85);
    margin-top: 4px;
    line-height: 1.3;
}

/* Content column */
.is-sector-content-col {
    padding: 50px 50px 50px 45px;
    height: 100%;
}

.is-sector-content-col--teal {
    border-left: 4px solid var(--is-teal);
}

.is-sector-content-col--primary {
    border-left: 4px solid var(--is-primary);
}

.is-sector-block--reverse .is-sector-content-col--teal {
    border-left: none;
    border-right: 4px solid var(--is-teal);
}

/* Icon row */
.is-sector-icon-row {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 24px;
}

.is-sector-icon-wrap {
    width: 65px;
    height: 65px;
    border-radius: 18px;
    background: linear-gradient(135deg, #EB265A, #c4183e);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(235,38,90,0.28);
}

.is-icon-teal {
    background: linear-gradient(135deg, #1EABAD, #157d7e);
    box-shadow: 0 8px 20px rgba(30,171,173,0.28);
}

.is-sector-icon-wrap i {
    font-size: 26px;
    color: var(--is-white);
}

.is-sector-tag-inline {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--is-primary);
    margin-bottom: 4px;
}

.is-icon-teal ~ .is-sector-tag-inline,
.is-sector-content-col--teal .is-sector-tag-inline {
    color: var(--is-teal);
}

.is-sector-icon-row h3 {
    font-size: 30px;
    font-weight: 700;
    color: var(--is-primary);
    margin: 0;
    line-height: 1.2;
}

.is-sector-content-col--teal .is-sector-icon-row h3 {
    color: var(--is-teal);
}

/* Body text */
.is-sector-content-col p {
    font-size: 15px;
    line-height: 1.9;
    color: var(--is-text);
    margin-bottom: 14px;
}

/* Points list */
.is-sector-points {
    margin: 16px 0 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.is-point {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    color: var(--is-heading);
    padding: 8px 12px;
    background: var(--is-light);
    border-radius: var(--is-radius-sm);
    border-left: 3px solid transparent;
    transition: var(--is-transition);
}

.is-sector-content-col--primary .is-point:hover {
    border-left-color: var(--is-primary);
    background: rgba(235,38,90,0.04);
}

.is-sector-content-col--teal .is-point:hover {
    border-left-color: var(--is-teal);
    background: rgba(30,171,173,0.04);
}

.is-point i {
    color: var(--is-primary);
    margin-top: 2px;
    flex-shrink: 0;
    font-size: 14px;
}

.is-sector-content-col--teal .is-point i { color: var(--is-teal); }

.is-sector-note {
    font-size: 13px;
    color: var(--is-teal);
    font-weight: 500;
    margin-bottom: 24px;
}

.is-sector-note i { margin-right: 6px; }

/* Sector buttons */
.is-sector-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 30px;
    background: var(--is-gradient);
    color: var(--is-white) !important;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none !important;
    transition: var(--is-transition);
    box-shadow: 0 8px 22px rgba(235,38,90,0.26);
}

.is-sector-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(235,38,90,0.38);
}

.is-btn-teal {
    background: linear-gradient(135deg, #1EABAD, #157d7e);
    box-shadow: 0 8px 22px rgba(30,171,173,0.26);
}

.is-btn-teal:hover {
    box-shadow: 0 15px 35px rgba(30,171,173,0.38);
}

.is-sector-btn i { transition: transform 0.3s; }
.is-sector-btn:hover i { transform: translateX(4px); }


/*===========================================================
  SECTION 3 · INVESTMENT APPROACH
===========================================================*/
.is-approach-section {
    position: relative;
    padding: 110px 0;
    background: var(--is-dark);
    overflow: hidden;
}

.is-approach-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 0% 100%, rgba(235,38,90,0.16) 0%, transparent 55%),
        radial-gradient(ellipse at 100% 0%, rgba(30,171,173,0.16) 0%, transparent 55%);
    pointer-events: none;
}

.is-approach-row { margin-top: 10px; }

/* Approach cards */
.is-approach-card {
    position: relative;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--is-radius-lg);
    padding: 44px 34px 40px;
    margin-bottom: 30px;
    overflow: hidden;
    transition: var(--is-transition);
}

.is-approach-card:hover {
    transform: translateY(-8px);
    border-color: rgba(235,38,90,0.35);
    background: rgba(255,255,255,0.06);
    box-shadow: 0 25px 60px rgba(0,0,0,0.25);
}

.is-approach-card--featured {
    background: var(--is-gradient);
    border-color: transparent;
}

.is-approach-card--featured:hover {
    background: linear-gradient(135deg, #d4204f, #179a9c);
    border-color: transparent;
}

/* Step number watermark */
.is-approach-step {
    position: absolute;
    top: 18px;
    right: 22px;
    font-size: 56px;
    font-weight: 800;
    color: rgba(255,255,255,0.06);
    line-height: 1;
    pointer-events: none;
    font-family: 'Poppins', sans-serif;
}

/* Icon */
.is-approach-icon {
    width: 68px;
    height: 68px;
    border-radius: 18px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    transition: var(--is-transition);
}

.is-approach-card:hover .is-approach-icon { background: var(--is-gradient); }
.is-approach-card--featured .is-approach-icon { background: rgba(255,255,255,0.25); }
.is-approach-card--featured:hover .is-approach-icon { background: rgba(255,255,255,0.35); }

.is-approach-icon i {
    font-size: 26px;
    color: var(--is-white);
}

.is-approach-card h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--is-white);
    margin-bottom: 12px;
}

.is-approach-card p {
    font-size: 14px;
    line-height: 1.85;
    color: rgba(255,255,255,0.65);
    margin: 0;
}

.is-approach-card--featured p { color: rgba(255,255,255,0.85); }

/* Bottom accent line */
.is-approach-line {
    position: absolute;
    bottom: 0; left: 0;
    height: 3px; width: 0;
    background: var(--is-gradient);
    border-radius: 0 0 var(--is-radius-lg) var(--is-radius-lg);
    transition: width 0.45s ease;
}

.is-approach-card:hover .is-approach-line { width: 100%; }
.is-approach-card--featured .is-approach-line { display: none; }


/*===========================================================
  SECTION 4 · CTA BANNER
===========================================================*/
.is-cta-section {
    position: relative;
    padding: 90px 0;
    background: var(--is-gradient);
    overflow: hidden;
}

.is-cta-pattern {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255,255,255,0.06) 0%, transparent 45%);
    pointer-events: none;
}

.is-cta-tag {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(255,255,255,0.2);
    color: var(--is-white);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.is-cta-title {
    font-size: 40px;
    font-weight: 700;
    color: var(--is-white);
    line-height: 1.25;
    margin-bottom: 18px;
}

.is-cta-title span {
    color: rgba(255,255,255,0.85);
    text-decoration: underline;
    text-decoration-color: rgba(255,255,255,0.4);
}

.is-cta-subtitle {
    font-size: 16px;
    color: rgba(255,255,255,0.82);
    line-height: 1.8;
    margin: 0;
    max-width: 580px;
}

/* CTA Buttons */
.is-cta-btn-primary,
.is-cta-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none !important;
    transition: var(--is-transition);
    margin: 8px;
}

.is-cta-btn-primary {
    padding: 15px 32px;
    background: var(--is-white);
    color: var(--is-primary) !important;
    box-shadow: 0 8px 25px rgba(0,0,0,0.18);
}

.is-cta-btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(0,0,0,0.25);
}

.is-cta-btn-secondary {
    padding: 13px 28px;
    border: 2px solid rgba(255,255,255,0.7);
    color: var(--is-white) !important;
}

.is-cta-btn-secondary:hover {
    background: rgba(255,255,255,0.15);
    border-color: var(--is-white);
    transform: translateY(-4px);
}


/*===========================================================
  RESPONSIVE
===========================================================*/
@media (max-width: 991.98px) {

    .is-section-title { font-size: 32px; }
    .is-section-header { margin-bottom: 40px; }

    /* Overview */
    .is-overview-section { padding: 70px 0 60px; }
    .is-panel-content { padding-left: 0; margin-top: 30px; }
    .is-panel-content h3 { font-size: 28px; }

    /* Sectors */
    .is-sectors-section { padding: 70px 0; }
    .is-sector-content-col { padding: 36px 28px; }
    .is-sector-content-col--teal,
    .is-sector-content-col--primary { border-left: none; border-top: 4px solid var(--is-primary); }
    .is-sector-content-col--teal    { border-top-color: var(--is-teal); }
    .is-sector-block--reverse .is-sector-content-col--teal { border-right: none; border-top: 4px solid var(--is-teal); }
    .is-sector-icon-row h3 { font-size: 24px; }

    /* Approach */
    .is-approach-section { padding: 80px 0; }

    /* CTA */
    .is-cta-section { padding: 70px 0; }
    .is-cta-title { font-size: 30px; }
}

@media (max-width: 767.98px) {

    .is-section-title { font-size: 26px; }

    /* Tab nav */
    .is-tab-nav { border-radius: var(--is-radius-md); padding: 4px; }
    .is-tab-btn { padding: 10px 16px; font-size: 13px; }

    /* Panel image */
    .is-panel-img-wrap img { height: 260px; }

    /* Sectors */
    .is-sector-img-col,
    .is-sector-img-col img { min-height: 260px; }
    .is-sector-content-col { padding: 28px 22px; }
    .is-sector-icon-wrap { width: 52px; height: 52px; border-radius: 14px; }
    .is-sector-icon-wrap i { font-size: 20px; }
    .is-sector-icon-row h3 { font-size: 22px; }

    /* Approach */
    .is-approach-card { padding: 34px 24px 30px; }

    /* CTA */
    .is-cta-title { font-size: 24px; }
    .is-cta-btn-primary,
    .is-cta-btn-secondary { margin: 6px; width: 100%; justify-content: center; }
}

@media (max-width: 575.98px) {
    .is-tab-btn span { display: none; }
    .is-tab-btn { padding: 12px 18px; }
    .is-tab-btn i { font-size: 18px; }
}