/* =========================================================
   COMPONENTS
   ========================================================= */

/* Buttons: intentionally not Astra-like. */
body.quantestate-site .qe-btn,
body.quantestate-site a.qe-btn,
body.quantestate-site button.qe-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 0 24px;
    border: 1px solid transparent;
    border-radius: var(--qe-radius-pill);
    background: var(--qe-primary);
    color: var(--qe-white);
    font-size: 15px;
    font-weight: 650;
    line-height: 1;
    letter-spacing: -0.02em;
    transition: background-color var(--qe-speed) var(--qe-ease),
                color var(--qe-speed) var(--qe-ease),
                border-color var(--qe-speed) var(--qe-ease),
                transform var(--qe-speed) var(--qe-ease);
}

body.quantestate-site .qe-btn:hover {
    background: var(--qe-primary-hover);
    color: var(--qe-white);
    transform: translateY(-1px);
}

body.quantestate-site .qe-btn--line {
    border-color: #cad1da;
    background: transparent;
    color: var(--qe-text);
}

body.quantestate-site .qe-btn--line:hover {
    border-color: #9ca6b5;
    background: #f7f8fa;
    color: var(--qe-text);
}

body.quantestate-site .qe-btn--dark {
    background: var(--qe-black);
}

body.quantestate-site .qe-btn--dark:hover {
    background: #20242b;
}

body.quantestate-site .qe-btn--sm {
    min-height: 42px;
    padding-inline: 18px;
    font-size: 14px;
}

body.quantestate-site .qe-btn--lg {
    min-height: 60px;
    padding-inline: 30px;
    font-size: 16px;
}

/* Card */
.qe-card {
    position: relative;
    overflow: hidden;
    padding: 32px;
    border: 1px solid var(--qe-line);
    border-radius: var(--qe-radius-lg);
    background: var(--qe-surface);
    transition: transform var(--qe-speed) var(--qe-ease),
                box-shadow var(--qe-speed) var(--qe-ease),
                border-color var(--qe-speed) var(--qe-ease);
}

.qe-card:hover {
    transform: translateY(-3px);
    border-color: #d9dee6;
    box-shadow: var(--qe-shadow-sm);
}

/* Metric / quant-style card */
.qe-metric {
    display: flex;
    flex-direction: column;
    min-height: 220px;
}

.qe-metric__label {
    color: var(--qe-text-soft);
    font-size: 14px;
    font-weight: 600;
}

.qe-metric__value {
    margin-top: auto;
    font-size: clamp(34px, 3vw, 54px);
    font-weight: 700;
    letter-spacing: -0.055em;
}

/* Forms */
body.quantestate-site .qe-field,
body.quantestate-site input.qe-field,
body.quantestate-site textarea.qe-field,
body.quantestate-site select.qe-field {
    min-height: 52px;
    padding: 0 16px;
}

body.quantestate-site textarea.qe-field {
    min-height: 160px;
    padding-top: 14px;
    resize: vertical;
}

/* Header helpers */
.qe-header {
    position: relative;
    z-index: 100;
    border-bottom: 1px solid rgba(20, 31, 48, 0.08);
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(14px);
}

.qe-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
}

.qe-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.qe-nav a {
    position: relative;
    color: #262b33;
    font-size: 15px;
    font-weight: 600;
}

.qe-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 100%;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--qe-speed) var(--qe-ease);
}

.qe-nav a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Simple reveal */
.qe-reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .7s var(--qe-ease), transform .7s var(--qe-ease);
}

.qe-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}